JP2001025000A - Monitoring system - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To transmit additional monitoring information without newly laying a communication path. SOLUTION: An existing power distribution device 10A is installed in an operation room B1 and a site A1, and each power distribution device 10A is connected via a communication line 9A to control a control target C control device 5 and various sensors 6a to 6d. Can be transmitted to and received from the operation device 3. At the time of extension using the visible camera 7 and the monitoring device 4 such as a monitor, a modem 11 for modulating the signal of the measuring device is installed in the operation room B1 and the site A, and the modulated signal is used as an empty space between the power distribution devices 10A. Transmission is performed using a line or an empty frequency band.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a monitoring system for grasping the status of a site between a site, which is a monitored area of a plant or the like, and an operation room, which is a status display area for monitoring.

[0002]

2. Description of the Related Art FIG. 34 is a block diagram showing an example of a conventional monitoring system applied to a thermal power plant or the like.

[0003] In the figure, a monitoring system includes an operation room B1.
And a site A1 in which devices or devices are arranged. That is, the control target C is located at the site A1.
Control devices 5 for controlling the temperature and various sensors (temperature, vibration, pressure, odor, etc.) for detecting the state quantity of the control target C
6a to 6d are arranged.

On the other hand, an operating device 3 and a monitoring device 4 are arranged in the operating room B1. And the site A1 and the operation room B
1, each power distribution device 10A is provided to face each other, and each power distribution device 10A is connected by a communication line 9A. further,
The various sensors 6a to 6d of the site A1 and the control device 5 are connected to the power distribution device 10A by signal lines.

On the other hand, a visible camera 7 is provided for monitoring the operation status and abnormalities of the control target C at the site A1 and a dedicated line 7 is provided.
A is transmitted to the monitor 8 of the operation room B1 via A.

[0006]

However, FIG.
Has the following problems.

First, when it is necessary to newly add monitoring information, not only a sensor at the site A1 but also a new communication line must be laid from the site A1 to the operation room B1 each time. The cost and time were too large.

Secondly, a temporary communication line must be laid from the site A1 to the operation room B1 even during the temporary inspection and the adjustment test at the time of the regular inspection, which requires cost and time for the regular inspection and the like. Was.

Third, it is necessary to lay a temporary communication path between the site A1 and the operation room B1 in order to avoid a stop of the system at the time of an adjustment test for changing or updating equipment, which is uneconomical and efficient. Was extremely bad.

Therefore, the present invention makes it possible to use an existing communication path so that it is not necessary to lay a new communication path even when adding a system, and it is economical and can flexibly cope with the addition of a system. The purpose of the present invention is to provide a monitoring system.

[0011]

According to a first aspect of the present invention, there is provided an information collecting means arranged in a monitored area for collecting monitoring information of a monitored object, and a state for displaying and outputting monitoring information of the monitored object. Status display means arranged in the display area, information collection means and status display means connected by a transmission medium,
A communication device capable of transmitting the monitoring information collected by the information collecting means to the status display means via a transmission medium, in order to add new monitoring information in addition to the existing information collecting means. When the information collecting means is installed, the additional information collected by the additional information collecting means can be transmitted to the status display means using the existing transmission medium. It is provided so as to correspond to the display area. According to this means, when it becomes necessary to newly transmit the monitoring information, the monitoring information is transmitted from the information collecting means to the status displaying means by effectively using the existing transmission medium, so that a new communication path is required. The cost and time involved in laying can be reduced, and an economical system can be constructed without replacing existing equipment. In addition, since the work can be performed without stopping the system in connection with the expansion, the expansion can be efficiently performed.

According to a second aspect of the present invention, in the surveillance system according to the first aspect, the communication device is disposed in the monitored area and the existing first communication device is disposed in the status display area. In the case where the device and the other existing second communication device facing each other are connected by a communication path as a transmission medium, the additional information collecting means is provided by utilizing an unused line of the communication path or an unused frequency band of the communication path. A first modem corresponding to the first communication device and a second modem corresponding to the second communication device, which enable the additional monitoring information collected by the communication device to be transmitted to the status display means. According to this means, since the communication path is secured by utilizing the unused line and the unused frequency band of the existing communication path, the cost and time required for newly laying the communication path can be reduced, and the system is stopped. The system can be implemented without any cost, resulting in an economical and efficient system.

According to a third aspect of the present invention, in the surveillance system according to the second aspect, at the time of periodic regular inspection or temporary inspection, a temporary line is provided by utilizing an unused line of an existing communication line or an unused frequency band of the communication line. A first communication device corresponding to the first communication device that enables transmission of the inspection information collected by the information collection unit to the status display unit;
In this embodiment, a modem and a second modem corresponding to the second communication device are provided. According to this means, at the time of regular inspection or temporary inspection, the communication line is secured by utilizing the unused line or the unused frequency band of the existing communication line, so that the cost and time associated with laying the temporary communication line can be reduced. The system can be implemented without stopping the system, and an economical and efficient system can be provided.

According to a fourth aspect of the present invention, in the monitoring system according to the second aspect, when the equipment is replaced, information is collected for replacement by using an unused line of an existing communication path or an unused frequency band of the communication path. A first modem corresponding to the first communication device and a second modem corresponding to the second communication device, which enable the adjustment test information collected by the means to be transmitted to the status display means, are provided. According to this means, at the time of replacement, the communication path is secured by utilizing the unused line or the unused frequency band of the existing communication path, so that the cost and time required for laying the communication path for replacement can be reduced. The system can be implemented without stopping the system, and an economical and efficient system can be provided.

According to a fifth aspect of the present invention, in the monitoring system according to the second aspect, the additional monitoring information can be transmitted to the status display means by using an unused line of the communication path or an unused frequency band of the communication path. A first modem corresponding to the communication device and a second modem corresponding to the second communication device, and a second modem and a state between the first modem and a sensor for capturing monitoring information in the monitored area or in a status display area; A wireless device for wirelessly transmitting monitoring information to and from the display means is provided. According to this means, in addition to the effect of the invention of claim 2, monitoring information is transmitted wirelessly between the information collecting means and the first modem, or between the second modem and the status display means. Since the monitoring information is wirelessly transmitted, there is little restriction on the installation location of additional sensors and the like and equipment, and an economical system can be constructed.

According to a sixth aspect of the present invention, in the monitoring system according to the first aspect, a transmission relay area for relaying monitoring information is provided between the monitored area and the status display area, and the transmission relay area is provided in the monitored area. The existing first communication device and the first communication device disposed in the transmission relay area are connected to the existing second communication device opposed thereto by a first relay communication path as a transmission medium, and are disposed in the transmission relay area. The existing third communication device and the existing fourth communication device facing the third communication device provided in the status display area are connected by a second relay communication path as a transmission medium to constitute a communication device. If the first
The first communication device corresponding to each of the first communication device to the fourth communication device that can transmit monitoring information by using an unused line of the relay communication path and the second relay communication path or an unused frequency band of the relay communication path. Each of the modems from the modem to the fourth modem is provided. According to this means, in addition to the effect of the second aspect of the invention, even in the case where the transmission relay area is provided, the monitoring information is transmitted by effectively utilizing the free line or the unused frequency band of the existing communication path in the transmission relay area. Since it is possible, a sufficient transmission band can be ensured even when the distance between the monitored area and the status display area is relatively long.

According to a seventh aspect of the present invention, in the surveillance system according to the sixth aspect, between the second modem and the third modem in the transmission relay area, or between the sensor or information collecting means and the first modem in the monitored area. A wireless device for wirelessly transmitting the monitoring information during the wireless communication is provided. According to this means, since the monitoring information is transmitted by the wireless device instead of the existing communication path in the transmission relay area, there is little restriction on the installation location of the modem provided oppositely, and the modem can be installed at an appropriate installation location.

The invention according to claim 8 is an information collecting means arranged in a monitored area for collecting monitoring information of a monitored object, and a state display area for displaying and outputting monitoring information of the monitored object. A monitoring system comprising: a status display unit; and a communication device that connects the information collection unit and the status display unit by a transmission medium, and that can transmit the monitoring information collected by the information collection unit to the status display unit via the transmission medium. In the above, the information collecting means includes a collecting means having a WWW server function for collecting monitoring information including additional monitoring information due to addition or the like to the monitoring information, while the status display means displays and outputs the monitoring information including the additional monitoring information A display means having a WWW browser function, and an information transmission means for enabling additional monitoring information to be transmitted to the status display means using an existing transmission medium. And it is obtained as provided in correspondence with the status display area. According to this means,
Since the additional monitoring information is transmitted using the existing transmission medium, it is not necessary to lay a new communication path, and the cost and time can be reduced. In addition, WW for information collection and status display
Utilizing W technology, operation is easy without requiring skill. Therefore, an economical and highly flexible system which can flexibly cope with the expansion can be constructed.

According to a ninth aspect of the present invention, in the monitoring system according to the eighth aspect, the communication device is one of the existing first communication device arranged in the monitored area and the first communication device arranged in the state display area. In the case where the device and the other existing second communication device facing each other are connected by an existing communication channel, the device is configured by using an unused line of the communication channel or an unused frequency band of the communication channel.
A first modem corresponding to the first communication device and a second modem corresponding to the second communication device, which enable transmission of monitoring information including additional monitoring information collected by the collecting means having the WWW browser function to the status display means having the WWW browser function. A second modem is provided. According to this means, since the monitoring information added by the extension is transmitted by using the unused line or the unused frequency band of the existing communication path, it is not necessary to lay a new communication path, thereby reducing costs and increasing the time required for the extension. Can be shortened. In addition, the operation can be easily performed without skill by utilizing the WWW technology.

According to a tenth aspect of the present invention, there is provided the monitoring system according to the ninth aspect, further comprising a first wireless device capable of wirelessly transmitting monitoring information between the collection means having a WWW server function and the first modem. And a second wireless device capable of wirelessly transmitting monitoring information between the second modem and the display means having a WWW browser function. According to this means, in addition to the effect of the ninth aspect of the present invention, since the monitoring information is transmitted by wireless in the monitored area and the status display area, the installation location of the modem or the like is less restricted and the modem or the like can be appropriately mounted. Can be installed in place.

According to an eleventh aspect of the present invention, in the monitoring system according to the ninth aspect, the information collecting means includes monitoring information compression software / software means for compressing the monitoring information, while the status display means includes a compressed information. A monitoring information decompression means is provided by software for decompressing and restoring the monitoring information. According to this means, in addition to the effect of the ninth aspect, the monitoring information is compressed and decompressed.
A large amount of monitoring information can be transmitted over an existing communication path as compared with the related art, and the use efficiency of a transmission medium can be improved.

According to a twelfth aspect of the present invention, in the monitoring system according to the ninth aspect, the information collection means includes monitoring information compression means according to hardware for compressing monitoring information, while the status display means includes a compressed state information. A monitoring information decompression means by hardware for decompressing and restoring the monitoring information is provided. According to this means, in addition to the effect of the ninth aspect of the present invention, since the compression H / W and the decompression H / W are applied to the monitoring information, particularly high-definition image data can be transmitted.
Moreover, a larger amount of monitoring information can be transmitted using the existing communication path than before.

According to a thirteenth aspect of the present invention, in the monitoring system according to the ninth aspect, the information collecting means includes a monitoring information compression means using software for compressing the monitoring information and a monitoring information compression means using hardware for compressing the monitoring information. On the other hand, the status display means is provided with software-based monitoring information decompression means for decompressing and restoring the compressed monitoring information and hardware-based monitoring information decompression means, and switches each means according to the situation. is there. According to this method, the information compression H / W technology and the information decompression H / W technology or the information compression S / W technology and the information decompression S / W technology can be selectively used according to the situation. Can be transmitted.

According to a fourteenth aspect of the present invention, in the monitoring system according to any one of the ninth to thirteenth aspects, the status display means includes measurement information display means for displaying measurement information among the monitoring information. Things. According to this means, measurement information can be displayed in addition to the operation of any one of the ninth to thirteenth aspects.

[0025]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a configuration diagram of a monitoring system according to a first embodiment of the present invention.

In FIG. 1, in a monitored area A, various sensors 6a to 6d for monitoring a monitored object D and a visible camera 7 are arranged. On the other hand, in the status display area B, the status display means 2 is arranged. Further, in the monitored area A and the status display area B, information transmission means 1 for connecting to the existing device 10 is arranged. Each information transmission means 1 connects an input / output signal line to each existing device 10 and to an existing transmission medium 9. The status display means 2 is connected via a transmission medium 9 to various sensors 6 a to 6 d and a visible camera 7 for monitoring the monitored object D arranged in the monitored area A.

Here, the information transmission means 1 is a frequency division multiplexing device (FDM: Frequency Divisi).
on Multiplexer), Time Division Multiplexer (TDM: Time Division Multiplex)
lexer), wavelength division multiplexing device (WDM: Wave)
length Division Multiplex
er). As a result, a large number of lines can be multiplexed and transmitted using a small number of transmission media.

As the transmission medium 9, an existing telephone line, a coaxial cable, a paired line, or the like connecting the existing devices 10 is used as it is.

This makes it unnecessary to lay a new transmission medium. Each of the sensors 6a to 6d employs an interface such as a standardized field network such as a field bus so as to reduce labor for connection with the information transmission means 1. Similarly, the status display means 2 and the visible camera 7 employ a standardized peripheral device connection interface for consumer equipment such as IEEE 1394 or USB. As a result, the cost and time involved in laying a new transmission medium can be reduced, and an economical system can be constructed without replacing existing equipment. Further, the extension can be realized without stopping the system with the extension or by stopping the system for a minimum time.

FIG. 2 is a configuration diagram showing a second embodiment of the present invention.

In the second embodiment shown in FIG. 2, when it is necessary to newly grasp the state of the site, an existing communication line is used as a communication path, and a new communication path is laid. It is an effective monitoring system to monitor the condition of the site in the operation room without using it.

In the figure, an operation device 3 is provided as an existing device in an operation room B1, and a control device 5 for controlling a control target C, various sensors 6a to 6d, and the like are provided in a site 4. Further, the power distribution device 10A as an existing device is installed in each of the operation room B1 and the site A1, and each power distribution device 1A is installed.
0A is connected via a communication line 9A, and the control device 5 for controlling the control target C and the operation and sensing information of various sensors 6a to 6d are transmitted and received to the operation device 3. Generally, in a normal monitoring system, the power distribution device 10
As a countermeasure in the event of a failure or the like in the communication selection 9A between A, a free line is prepared, or a telephone facility for communicating between the operation room B1 and the site A1 is prepared.

Here, when the above-mentioned existing device is expanded using the visible camera 7 and the monitoring device 4 such as a monitor,
A modem 11 capable of modulating the signal of the measuring device is installed in each of the operation room B1 and the site A1, and the modulated signal is connected to an empty line between the power distribution devices 10A, or the operation room B1 and the site A1 are connected. Connected to telephone facilities for communication between By this means, the operation room B1 and the site A1
It is possible to construct a monitoring system for sampling the signal of the measuring device without newly laying a communication path in between.

In the present embodiment, when using a communication facility such as a telephone facility, a modem that does not interfere with the frequency band (0 to 4 kHz) used for communication via a telephone line or the like is used. And make telephone lines available.

FIG. 3 is a configuration diagram showing a modification of the second embodiment of the present invention. 3, the same reference numerals as those in FIG. 2 showing the second embodiment denote the same or corresponding parts,
Duplicate description is omitted.

The modification of the second embodiment shown in FIG. 3 is characterized by using a digital modulation modem 11A.

According to this modification, when using communication equipment such as telephone equipment, XDS which does not interfere with the frequency band (0 to 4 kHz) used for communication by telephone lines or the like is used.
By using a digital modulation modem using L technology or the like, compatibility with an existing monitoring system can be achieved.

FIG. 4 is a block diagram showing a third embodiment of the present invention.

In the third embodiment, when performing a temporary inspection such as a periodic inspection, an existing communication line is used as a communication path, and a new communication path is not laid in an operation room or the like. It is an effective monitoring system for monitoring data collected by a measuring device installed at each inspection location.

In FIG. 4, when an operating device 3 is arranged in an operating room B1, a control device 5 for controlling a control object C and various sensors 6a to 6d are arranged in a site A1. The control device 5 and the various sensors 6a to 6d are the power distribution device 1 at the site A.
0A, and to the power distribution device 10A in the operation room B1 via the communication line 9A. In the operating device 3, the power distribution device 10
A control device 5 for controlling the control target C and various sensors 6a to 6d are connected via a communication line 9A between the terminals A to collect operation and sensing information.

In a normal monitoring system, the power distribution device 10A
As a countermeasure in the event of a failure or the like in the communication path 9A between them, an empty line is prepared, or a telephone facility for communicating between the operation room B1 and the site A1 is prepared.

Here, when the visible camera 7 and the various sensors 6z for inspection are installed for regular inspection, etc., the monitoring device 4 such as a monitor and the existing telephone 12 for communication during inspection work are used, and the operation room is used. A digital modulation modem 11A capable of efficiently modulating the signal of the measuring device is installed in each of B1 and A1. The signals from the visible camera 7, the various sensors 6z, and the telephone 12 are multiplexed as required, and then digitally modulated and sent using an available communication line 9A between the power distribution devices 10A. Alternatively, operation room B1 and site A
It is sent using the telephone 12 for making communication between the two.
Thus, the signal of the measuring device is transmitted to the operation room B1 between the communication telephones 12 at the time of the inspection work without newly laying a communication path between the operation room B1 and the site A1.

In the present embodiment, when using a communication facility such as a telephone facility, an XDSL technology that does not interfere with a frequency band (0 to 4 kHz) used for communication via a telephone line or the like. By providing a digital modulation modem using such a method, an existing communication path can be used.

Here, XDSL (X Digital)
Subscriber Line) is a general term for a high-speed digital transmission system using a copper wire cable for a telephone, and is several MH.
Data can be transmitted using a high frequency band of z or more. XDSL includes ADSL (Asymmetric Metric)
Digital Subscriber Line)
Is represented.

The ADSL modem is a demodulator employing the ADSL technology, is arranged at both terminals of the telephone line, and has a 4KH
A telephone is used in an audible region equal to or less than z, and image data is allocated to an empty region of 4 kHz or more, so that data can be used simultaneously with a telephone or the like.

According to an example of a data communication method based on the XDSL technology, DMT (D
(i.e., multiple multitone),
The upstream and downstream transmission bands are divided into sub-channels every 4 KHz, and QAM (Quadrature A)
There is a type that transmits a digital signal by performing amplitude modulation. In this method, the data transmission speed can be automatically changed according to the use status of the telephone line, so that the influence of noise or the like can be minimized.

FIG. 5 is a configuration diagram showing a fourth embodiment of the present invention.

According to the fourth embodiment, when performing an adjustment test of a plant replacement, an existing communication line of the current plant is secured as a communication path for an adjustment test of the plant replacement, and a temporary or new communication path is laid. This is a monitoring system that is effective for performing plant replacement adjustment tests and the like without performing the above.

In FIG. 5, the operation room B1 of the current plant
The control device 5 for controlling the operation device 3 disposed at the site and the control target C disposed at the site A1 and various sensors 6a to 6d
Are connected by each power distribution device 10A corresponding to each other. The operation device 3 is connected to the control device 5 for controlling the control target C and various sensors 6a to 6d via the communication line 9A between the power distribution devices 10A, and collects operation and sensing information.

In a normal monitoring system, the power distribution device 10A
As a countermeasure in the event of a failure or the like in the communication path 9A between them, an empty line is prepared, or a telephone 12 for communicating between the operation room B1 and the site A1 is prepared.

Here, at the time of plant replacement, a new operating device 3A, a new control device 5A, and a new various sensor group 6x are arranged. Further, a new control device 5A and a new control device 5A are provided in the operation room B1 and the site A1, respectively. A digital modulation modem 11A capable of efficiently modulating the signals of the various sensor groups 6x is provided. The signal digitally modulated by the digital modulation modem 11A uses an available line between the power distribution device 10A or the operation room B1 and the site A1.
It is sent to the operation room B1 using the telephone 12 for making communication between them. Thereby, the adjustment test of the plant replacement can be performed without laying a temporary or new communication path between the operation room B1 and the site A1.

In this embodiment, the telephone 12
When using communication facilities such as the above, by using a digital modulation modem using XDSL technology or the like that does not interfere with the frequency band (0 to 4 kHz) used for communication over telephone lines or the like, Enables compatibility with current plant operations.

FIGS. 6 to 9 are configuration diagrams for realizing the monitoring systems of the first to fourth embodiments described above.

FIG. 6 is a first block diagram of a monitoring transmission apparatus for transmitting image data.

In FIG. 6, the monitoring transmission device 60A
Signal interface means 61 and digital modulation means 6
2 and communication line connecting means 63, and connects the camera 70 and the camera driving mechanism 71.

The signal interface means 61 includes a video signal interface 61a and a digital I / O6.
1b. Video signal interface 6
1a performs analog-to-digital conversion of a camera signal and information compression. The digital I / O 61b outputs data from the digital modulating means 62 and adjusts the direction and focus of the camera.

On the other hand, the monitoring transmission device 60b comprises signal interface means 61, digital modulation means 62, and communication line connection means 63, and is connected to a monitor 72 and a joystick 73.

The signal interface means 61 comprises a video signal interface 61c and a digital I / O 61d.
It consists of The signal interface means 61
The data from the digital modulating means 62 is decompressed and converted from digital to analog so that it can be displayed on the monitor 72, and a camera direction instruction from the joystick 73 is input to the digital modulating means 62.

The digital modulation means 62 converts the compressed video data and digital data such as the camera direction into digital data.
Modulation is performed by xDSL, spread spectrum, or the like. The communication line connection means 63 is connected to the communication line 64 and the digital modulation means 6.
2 is connected. The communication line 64 uses a pair of copper wire, telephone line, power line, coaxial line, and the like.

When the communication line 64 is used as the existing communication line described in the first and second embodiments, and the telephone line is used, the digital modulating means 62 as a modem is used.
Is digitally modulated into a band that does not interfere with communication, and the communication line connection unit 63 separates a frequency band for communication from a frequency band for transmission.

According to this configuration, since video signals can be input and output, there is an effect that image monitoring can be performed using only a pair of monitoring transmission device, communication line, camera, and monitor.

FIG. 7 is a second structural diagram of a monitoring transmission device for transmitting image data.

The monitoring transmission device 60 C
5, signal interface means 61, digital modulation means 62, and communication line connection means 63.

The imaging sound collecting means 65 comprises a camera 70, a camera driving mechanism 71, a microphone and the like. Other signal interface means 61 and digital modulation means 6
2 and the communication line connection means 63 are substantially the same as the monitoring transmission device 60A shown in FIG. Also, the monitoring transmission device 60
D has substantially the same configuration as the monitoring transmission device 60B shown in FIG. According to this configuration, since the camera 70 is built in the monitoring transmission device 60C, there is an effect that image monitoring can be performed using only a pair of the monitoring transmission device, the communication line, and the monitor.

FIG. 8 is a third configuration diagram of a monitoring transmission device for transmitting image data.

In FIG. 8, the monitoring transmission device 60E and the monitoring transmission device 60F correspond to the monitoring transmission device 60A of FIG.
A transmission arbitration unit 66 is additionally provided in addition to a signal interface unit 61, a digital modulation unit 62, and a communication line connection unit 63, which are almost the same as the first embodiment. Also, the monitoring transmission device 6
0G is transmitted to the monitoring transmission device 60B of FIG.
6 has been added.

The transmission arbitration means 66 controls the digital modulation means 62 to perform transmission arbitration. Mediation,
It is performed by any of the following methods (1) to (5). (1) Arbitration is performed by assigning a transmission right to another monitoring transmission apparatus, with one becoming a parent. (2) Arbitration is performed by circulating the transmission right between the monitoring transmission devices by token passing. (3) Each monitoring transmission device detects a signal collision on the communication line and arbitrates by retransmitting after a specific time. (4) Arbitration is performed by assigning a transmittable time to each monitoring transmission device by dividing the time. (5) Arbitration is performed by dividing the frequency and assigning a transmittable frequency to each monitoring transmission device.

According to this configuration, since a large number of monitoring transmission devices can be connected to a communication line and transmitted to each other, there is an effect that a plurality of places can be monitored with one communication line.

FIG. 9 is a fourth block diagram of a monitoring transmission apparatus for transmitting image data.

The control transmission device 60H is connected to a network
It comprises an interface means 67, a digital modulation means 62, a communication line connection means 63, and a receiver (communication means) 68, and is connected to another monitoring transmission device via a communication line 64.

Network interface means 67
Performs a network interface with a personal computer or the like. The digital modulator 62 digitally modulates the network data into a band that does not interfere with communication. The communication line connection means 63 is connected to the communication line 64 and the digital modulation means 6.
2 and the receiver 68 are connected to separate a frequency band for communication and a frequency band for transmission. The communication line 64 uses a telephone line or the like.

According to this configuration, since the communication device is provided, the data transmission and the communication can be simultaneously performed only by connecting the monitoring transmission device to the telephone line.

FIG. 10 is a configuration diagram showing a fifth embodiment of the present invention.

In FIG. 10, the status display area B is provided with the status display means 2, the XDSL modem 11B, and the existing devices 10 such as a telephone system and a paging system, while the monitored area D is monitored in the monitored area A. Sensors 6a to 6d, a visible camera 7, an information collecting means 1A, a wireless device 13, an XDSL modem 11B, and an existing device 10 such as a telephone system and a paging system. And
The existing devices 10 are connected by an existing transmission medium 9 such as a telephone line or a paging cable.

The monitoring data of the monitored object D collected by the various sensors 6a to 6d and the visible camera 7 in the monitored area A are as follows:
Information collecting means 1 for one-to-one or multiplexed connection
Collected at A. The monitoring data is transmitted to the XDSL modem 11B by the wireless device 13 connected near the information collecting means 1A.
Is transmitted to the opposite wireless device 13 connected to the neighborhood of the wireless device 13. The transmitted monitoring data is used for using a transmission medium 9 such as a telephone line or a paging cable between existing devices 10 such as a telephone system and a paging system installed in both the status display area B and the monitored area A. XDSL modem 1
It is transmitted to the status display means 2 in the status display area B via 1B.

Here, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, frequencies other than the frequency band (0-4 kHz) used for voice communication are used. Data transmission using a band becomes possible, the use efficiency of the transmission medium 9 can be improved, and the cost and time involved in newly laying a transmission line when constructing a monitoring system can be reduced.

The information collecting means 1A and the XDSL modem 11
Since the wireless device 13 is used for the connection of B, restrictions on the installation location of the information collecting means 1A and the XDSL modem 11B are reduced, and the information collecting means 1A and the XDSL modem 1B are further reduced.
The cost and time involved in laying a new transmission path between 1B can be reduced.

FIG. 11 is a block diagram showing a modification of the fifth embodiment of the present invention.

In the present embodiment, a wireless device 13 is provided for each of the visible camera 7 in the monitored area A, the various sensors 6a to 6d, and the information collecting means 1A, and information is transmitted and received between them wirelessly. It is.

According to this configuration, the monitoring data of the monitored object D collected by the various sensors 6a to 6d and the visible camera 7 in the monitored area A are multiplexed one-to-one or multiplexed to obtain the various sensors 6a to 6d and the visible data. By the wireless device 13 connected to the vicinity of the camera 7, the information is transmitted to the opposite wireless device 13 connected to the information collecting means 1A and collected by the information collecting means 1A.

The monitoring data collected by the information collecting means 1A is transmitted to a telephone line or a paging cable between the existing devices 10 such as a telephone system and a paging system installed in both the status display area B and the monitored area A. The data is transmitted to the status display means 2 via the XDSL modem 11B for using the transmission medium 9.

Here, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, a frequency other than the frequency band (0-4 kHz) used for voice communication is used. Data transmission using a band can be performed, the use efficiency of the transmission medium 9 can be improved, and the cost and time involved in newly laying a transmission line can be reduced.

According to the present embodiment, various sensors 6a to 6a
Since the wireless device 13 is used to connect the 6d, the visible camera 7, and the information collecting means 1A, there are few restrictions on the installation locations of the various sensors 6a to 6d, the visible camera 7, the information collecting means 1A, and the XDSL modem 11B. In addition, various sensors 6a
6d and the cost and time involved in laying a new transmission path between the visible camera 7 and the information collecting means 1A can be reduced.

FIG. 12 is a configuration diagram showing another modification of the fifth embodiment of the present invention.

In this embodiment, the XDSL of the status display area B
It is characterized in that a wireless device 13 for transmitting and receiving information is arranged between the modem 11B and the status display means 2.

According to this configuration, the monitoring data of the monitored object D collected by the various sensors 6a to 6d and the visible camera 7 in the monitored area A is collected by the information collecting means 1A for one-to-one or multiplexed connection. Collected in. The monitoring data is
Existing devices 1 such as a telephone system and a paging system installed in both the status display area B and the monitored area A
XDSL modem 11B via XDSL modem 11B for using transmission medium 9 such as telephone line between 0 and paging cable.
The data is transmitted to the wireless device 13 installed near B.

The wireless device 13 transmits the wirelessly converted monitoring data to the opposite wireless device 13 installed near the status display means 2, and the wireless device 13 having received the data transmits the data to the status display means 2. Transmit.

Here, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, a frequency band other than the frequency band (0-4 kHz) used for voice communication is used. Data transmission using a band becomes possible, the use efficiency of the transmission medium 9 can be improved, and the cost and time involved in newly laying a transmission line can be reduced.

Further, according to the present embodiment, since wireless device 13 is used for connection between status display means 2 and XDSL modem 11B, there are few restrictions on the installation location of status display means 2 and XDSL modem 11B. The cost and time involved in laying a new transmission path between the display means 2 and the XDSL modem 11B can be reduced.

FIG. 13 is a configuration diagram showing still another modification of the fifth embodiment of the present invention.

In this embodiment, a radio device 13 is provided between the information collecting means 1A in the monitored area A and the XDSL modem 11B, and the status display means 2 in the status display area B and the XD
It is characterized in that a wireless device 13 is arranged between the SL modems 11B and information is wirelessly transmitted between them.

According to this configuration, the monitoring data of the monitoring target D collected by the various sensors 6a to 6d in the monitoring target area A and the monitoring camera D collected by the visible camera 7 is information collecting means 1A for one-to-one or multiplexing connection. Collected in. The monitoring data is transmitted by the wireless device 13 connected near the information collecting means 1A to the opposite wireless device 13 connected near the XDSL modem 11B.

The transmitted monitoring data uses a transmission medium 9 such as a telephone line or a paging cable between existing devices 10 such as a telephone system and a paging system installed in both the status display area B and the monitored area A. XDSL to do
The data is transmitted via the modem 11B to the wireless device 13 installed near the XDSL modem 11B.

The wireless device 13 transmits the converted monitoring data to the wireless device 13 installed near the status display means 2, and the wireless device 13 that has received the data transmits the monitored data to the wireless device 13.
Transmit data to

Here, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, a frequency band other than the frequency band (0-4 kHz) used for voice communication is used. Data transmission using a band can be performed, the use efficiency of the transmission medium 9 can be improved, and the cost and time involved in newly laying a transmission line can be reduced.

The information collecting means 1A and the XDSL modem 11
Since the wireless device 13 is used for connection of the XDSL modem 11B to the connection of the state B and the XDSL modem 11B, there are few restrictions on the installation locations of the state display means 2 and the information collection means 1A and the XDSL modem 11B. Modem 1
It is possible to reduce the cost and time involved in laying a new transmission path between 1B and between the status display means 2 and the XDSL modem 11B.

FIG. 14 is a configuration diagram showing a sixth embodiment of the present invention.

In FIG. 14, the status display area B is provided with the status display means 2, the XDSL modem 11B and the existing devices 10 such as a telephone system and a paging system, and the monitored area D is monitored in the monitored area A. Sensors 6a to 6d, a visible camera 7, an information collecting means 1A, an XDSL modem 11B, and existing devices 10 such as a telephone system and a paging system. XD in transmission relay area E
A telephone line or a paging cable is provided between the SL modem 11B and the existing devices 10 such as a telephone system and a paging system, between the monitored area A and the transmission relay area E and between the transmission relay area E and the status display area B. And so on by the existing transmission medium 9.

According to this configuration, the monitoring data of the monitored object D collected by the various sensors 6a to 6d and the visible camera 7 in the monitored area A are collected by the information collecting means 1A connected one-to-one or multiplexed. And transmitted to the XDSL modem 11B. The transmitted monitoring data is the XD of the monitored area A.
Existing equipment 10 such as a telephone system by SL modem 11B
Is transmitted to the transmission relay area E via a transmission medium 9 such as a telephone line, and is received by one XDSL modem 11B.

Next, the monitoring data received by one XDSL modem 11B in the transmission relay area E is transmitted to and received by the other XDSL modem 11B in the transmission relay area E. The monitoring data transmitted by the other XDSL modem 11B is transmitted to the XDSL modem 11B in the status display area B via the existing device 10 and the transmission medium 9 and received. Further, the data is transmitted to the status display means 2.

Here, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, frequencies other than the frequency band (0-4 kHz) used for voice communication are used. Data transmission using a band can be performed, the use efficiency of the transmission medium 9 can be improved, and the cost and time involved in newly laying a transmission line can be reduced.

The monitored area A and the status display area B
When the transmission band between the monitored area A and the status display area B cannot be sufficiently secured due to a long distance, etc., the XDSL modem 11B is transmitted through the transmission relay area E.
It is possible to secure a larger transmission band between
It is possible to eliminate the restriction due to the distance.

FIG. 15 is a configuration diagram showing a seventh embodiment of the present invention.

In FIG. 15, the status display area B is provided with the status display means 2, the XDSL modem 11B and the existing devices 10 such as a telephone system and a paging system, and the monitored area D is monitored in the monitored area A. Sensors 6a to 6d, a visible camera 7, an information collecting means 1A, an XDSL modem 11B, and existing devices 10 such as a telephone system and a paging system. XD in transmission relay area E
An existing device 10 such as an SL modem 11B, a wireless device 13, and a telephone system or a paging system is provided, and a telephone call is made between the existing device 10 between the monitored area A and the transmission relay area E and between the transmission relay area E and the status display area B. It is connected by an existing transmission medium 9 such as a wire or a paging cable.

According to this configuration, the monitoring data of the monitoring target D collected by the various sensors 6a to 6d and the monitoring camera D of the monitoring target area A and the information collecting means 1A for one-to-one or multiplexing connection. And transmitted to the XDSL modem 11B.

Next, the transmitted monitoring data is used to utilize the transmission medium 9 such as a telephone line between existing devices 10 such as telephone systems installed in the monitored area A and the transmission relay area E. The data is transmitted to the transmission relay area E via each provided XDSL modem 11B.

The monitoring data transmitted to the transmission relay area E is received by the XDSL modem 11B,
The data is transmitted to the wireless device 13 installed near 1B. The wireless device 13 transmits the wirelessly converted monitoring data to the wireless device 13 installed near the opposing XDSL modem 11B, and the wireless device 13 receiving the data transmits the XDSL modem 11B.
Transmit data to

The monitoring data transmitted via the wireless device 13 uses a transmission medium 9 such as a telephone line between existing devices 10 such as a telephone system installed in the transmission relay area E and the status display area B. The data is transmitted to the status display area B via the XDSL modem 11B provided for this purpose, and further transmitted to the status display means 2.

Here, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, frequencies other than the frequency band (0-4 kHz) used for voice communication are used. Data transmission using a band can be performed, the use efficiency of the transmission medium 9 can be improved, and the cost, time, and the like related to newly laying a transmission line can be reduced.

The monitored area A and the status display area B
When the transmission band between the monitored area A and the status display area B cannot be sufficiently secured due to a long distance of the XDSL modem 11B, the transmission is performed via the transmission relay area E.
It is possible to secure a larger transmission band between
It is possible to eliminate the restriction due to the distance. In the transmission relay area E, the wireless device 13 is used for connection between the XDSL modems 11B.
There are few restrictions on the installation location of B, and it is possible to reduce the cost and time involved in laying a new transmission path between the opposing XDSL modems 11B.

FIG. 16 is a block diagram showing a modification of the seventh embodiment of the present invention.

The present embodiment shown in FIG. 16 is characterized in that, in the seventh embodiment shown in FIG. 15, each wireless device 13 is arranged between the information collecting means 1A of the monitored area A and the XDSL modem 11B. are doing.

In this configuration, the monitoring data of the monitored object D collected by the various sensors 6a to 6d in the monitored area A and the visible camera 7 are collected by the information collecting means 1A for one-to-one or multiplexed connection. The monitoring data is transmitted by the wireless device 13 connected near the information collecting means 1A to the opposite wireless device 13 connected near the XDSL modem 11B.

The transmitted monitoring data is transmitted to the transmission relay area E via the XDSL modem 11B provided for using the transmission medium 9 such as the telephone line between the existing devices 10 such as the telephone system.

The monitoring data transmitted to the transmission relay area E is transmitted via the XDSL modem 11B to the wireless device 13 installed near the XDSL modem 11B. Wireless device 1
Numeral 3 transmits the wirelessly converted monitoring data to the wireless device 13 installed near the opposing XDSL modem 11B, and the wireless device 13 that has received the data transmits the data to the XDSL modem 11B.

The monitoring data transmitted via the wireless device 13 uses the transmission medium 9 such as a telephone line between the existing devices 10 such as the telephone systems installed in the transmission relay area E and the status display area B. The data is transmitted to the status display area B via each XDSL modem 11B provided in.

Here, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, frequencies other than the frequency band (0-4 kHz) used for voice communication are used. Data transmission using a band can be performed, the use efficiency of the transmission medium 9 can be improved, and the cost and time involved in newly laying a transmission line can be reduced.

The monitored area A and the status display area B
The monitored area A and the status display area B
If the transmission band between the XDSL modems 11B cannot be sufficiently ensured, the transmission is performed via the transmission relay area E, so that a larger transmission band between the XDSL modems 11B can be ensured, and restrictions due to distance can be eliminated. .

The information collecting means 1A and the XDSL modem 11
Since the wireless device 13 is used for the connection of B, there are few restrictions on the installation location of the information collecting means 1A and the XDSL modem 11B, and the cost and time involved in laying a new transmission path between the information collecting means 1A and the XDSL modem are reduced. Becomes possible. In the transmission relay area E, since the wireless device 13 is used for the connection between the XDSL modems 11B, there are few restrictions on the installation location of the opposing XDSL modem 11B,
The cost and time involved in laying a new transmission path between the SL modems 11B can be reduced.

FIG. 17 is a configuration diagram showing an eighth embodiment of the present invention.

In FIG. 17, WW is displayed in the status display area B.
Status display means 16 with W browser function and information transmission means 1
In the monitored area A, various sensors 6a to 6d for monitoring the monitored object D, the visible camera 7, the information collecting means 15 with a WWW server function, and the information transmitting means 1 are provided. Are connected by a transmission medium 9.

According to this configuration, the monitoring data of the monitored object D collected by the various sensors 6a to 6d and the visible camera 7 in the monitored area A is a WWW server function for one-to-one or multiplexed connection. The information is collected by the attached information collecting means 15 and converted into plain data which can be handled by the information collecting means 15 with the WWW server function.

When an access operation to the information collection unit 15 with the WWW server function from the state display unit 16 with the WWW browser function in the state display area B is performed, the state display area B and the monitored area A are installed. The monitoring data is transmitted to the status display means 16 with the WWW browser function via the transmission medium 9 between the information transmission means 1.

Here, since the simple WWW technology is adopted as the information collecting means and the status displaying means, it is possible to reduce the cost and time for learning the operation of the monitoring system.
In addition, since the various sensors 6a to 6d employ interfaces and wireless technologies such as a standardized field network such as a field bus, the cost and time for connection with the information collecting means 15 having a WWW server function are reduced.

Similarly, the status display means 16 with the WWW browser function, the visible camera 7 and the like are displayed on the IEEE 1394 or USB
Since the standardized peripheral device connection interface for consumer devices is adopted, restrictions on the connection form and the like can be eliminated.

FIG. 18 is a configuration diagram showing a ninth embodiment of the present invention.

In FIG. 18, WW is displayed in the status display area B.
Status display means 16 with W browser function and XDSL modem 11
B and existing equipment 1 such as telephone system and paging system
In the monitored area A, various sensors 6a to 6d for monitoring the monitored object D, the visible camera 7, the information collecting means 15 with the WWW server function, the XDSL modem 11B, the existing telephone system, the paging system, etc. The device 10 is deployed. The existing devices 10 are connected by an existing transmission medium 9 such as a telephone line or a paging cable.

According to this configuration, the monitoring data of the monitored object D collected by the various sensors 6a to 6d and the visible camera 7 in the monitored area A is a WWW server function for one-to-one or multiplexed connection. The data is collected by the attached information collecting means 15 and converted into plain data that can be handled by a WWW server or the like.

Next, when an access operation to the information collection unit 15 with the WWW server function is performed from the state display unit 16 with the WWW browser function in the state display area B, the monitoring data is transmitted between the existing devices 10 via a telephone line or the like. The information is transmitted to the state display means 16 with a WWW browser function via each XDSL modem 11B provided for using the medium 9.

Here, since the simple WWW technology is adopted as the information collecting means and the state displaying means, it is possible to reduce the cost and time for learning the operation of the monitoring system.
Further, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, the frequency band (0-4 kHz) used for voice communication is used.
Data transmission using a frequency band other than z) becomes possible, so that the utilization efficiency of the transmission medium 9 can be improved, and the cost and time involved in newly laying a transmission line can be reduced.
As a result, as a whole, the installation time can be shortened, the installation place is less restricted, and the implementation can be performed without requiring advanced technology.

FIG. 19 is a configuration diagram showing a tenth embodiment of the present invention.

In FIG. 19, WW is displayed in the status display area B.
W status display means 16 with browser function, wireless device 13 and X
A DSL modem 11B and an existing device 10 such as a telephone system and a paging system are provided. In a monitored area A, various sensors 6a to 6d for monitoring a monitored object D, a visible camera 7, and an information collecting means 15 having a WWW server function are provided. And wireless device 1
3, an XDSL modem 11B, and existing devices 10 such as a telephone system and a paging system. The existing devices 10 are connected by an existing transmission medium 9 such as a telephone line or a paging cable.

According to this configuration, the monitoring data of the monitored object D collected by the various sensors 6a to 6d in the monitored area A and the visible camera 7 is provided with a WWW server function for one-to-one or multiplexed connection. Collected by the information collecting means 15,
It is converted into plain data that can be handled by WW servers and the like.

Next, when there is an access operation from the status display means 16 with the WWW browser function to the information collection means 15 with the WWW server function in the status display area B, the connection is made to the vicinity of the information collection means 15 with the WWW server function. Wireless device 13
Is transmitted to the opposite wireless device 13 connected near the XDSL modem 11B.

The transmitted monitoring data is transmitted to a wireless device installed near the XDSL modem 11B via an XDSL modem 11B provided for using a transmission medium 9 such as a telephone line or a paging cable between the existing devices 10. 13 is transmitted.

The wireless device 13 transmits the wirelessly converted monitoring data to the wireless device 13 installed in the vicinity of the status display means 2, and transmits the data to the wireless device 13 having received the data to the status display means 16 having a WWW browser function. Transmit.

Here, since the simple WWW technology is adopted as the information collecting means and the status displaying means, it is possible to reduce the cost and time for learning the operation of the monitoring system.
Further, since the transmission medium 9 such as a telephone line or a paging cable connecting the existing devices 10 is used by using the XDSL modem 11B, the frequency band (0-4 kHz) used for voice communication is used.
Data transmission using a frequency band other than z) can be performed, the use efficiency of the transmission medium 9 can be improved, and the cost and time related to newly laying a transmission line can be reduced.

Information collection means with WWW server function 1
5 and the XDSL modem 11B and the status display means 16 with a WWW browser function and the XDSL modem 11B.
3, the status display means 16 with a WWW browser function, the information collection means 15 with a WWW server function, and X
There are few restrictions on the installation location of the DSL modem 11B, and WWW
It is possible to reduce the cost and time involved in laying a new transmission path between the information collecting means with server function 15 and the XDSL modem 11B and between the status display means with WWW browser function 16 and the XDSL modem 11B.

FIG. 20 is a configuration diagram showing an eleventh embodiment of the present invention.

In FIG. 20, the status display area B is provided with the status display means 16 having a WWW browser function having the image data decompression S / W means 18 and the information transmission means 1, and the monitored area D is provided in the monitored area A. A visual camera 7 for monitoring the information, an image data compression S / W means 17, an information collection means 15 with a WWW server function, and an information transmission means 1 are provided, and the information transmission means 1 is connected by a transmission medium 9.

According to this configuration, the monitoring data of the monitoring target D collected by the visible camera 7 in the monitoring area A is compressed by the image data compression S / W means 17, and the WWW
The data is converted into plain data that can be handled by a server or the like, and collected by the information collection means 15 with a WWW server function.

Next, when there is an access operation from the status display means 16 with the WWW browser function in the status display area B to the information collection means 15 with the WWW server function, the information transmission means 1
It is transmitted to the state display means 16 with the WWW browser function via the transmission medium 9 between the two.

The monitoring data transmitted to the state display means 16 with the WWW browser function is the image data decompression S / W means 18.
Is restored to image data that can be displayed, and is displayed on the state display means 16 with a WWW browser function.

Here, since the simple WWW technology is adopted as the information collecting means and the status displaying means, it is possible to reduce the cost and time for learning the operation of the monitoring system.
Further, since the image data compression technology and the decompression technology are adopted, the data transmission amount can be reduced, and the utilization efficiency of the transmission medium 9 can be improved.

FIG. 21 is a configuration diagram showing a twelfth embodiment of the present invention.

In FIG. 21, the status display area B is provided with the status display means 16 having a WWW browser function having the measurement information display means 19 and the information transmission means 1, and the monitored area D is monitored in the monitored area A. Various sensors 6a to 6d to be performed
And an information collecting means 15 with a WWW server function and an information transmitting means 1 are provided, and the information transmitting means 1 is connected by a transmission medium 9.

According to this configuration, the monitoring data of the monitoring target D collected by the various sensors 6a to 6d in the monitoring area A is converted into plain data that can be handled by a WWW server or the like, and information collection with a WWW server function is performed. Collected in means 15.

Next, when an access operation to the information collection unit 15 with the WWW server function is performed from the state display unit 16 with the WWW browser function in the state display area B, the information is transmitted through the transmission medium 9 between the information transmission units 1. It is transmitted to the status display means 16 with a WWW browser function.

The monitoring data transmitted to the status display means with WWW browser function 16 is restored to data that can be displayed on the screen by the measurement information display means 19 and displayed on the status display means with WWW browser function 16.

Here, since the simple WWW technology is adopted as the information collecting means and the status displaying means, it is possible to reduce the cost and time for learning the operation of the monitoring system.
Further, by using the measurement information display means 19, data collected by the various sensors 6a to 6d can be easily displayed.

FIG. 22 is a configuration diagram showing a modification of the twelfth embodiment of the present invention.

In FIG. 22, a status display area B is provided with a status display means 16 having a WWW browser function having an image data decompression S / W means 18 and a measurement information display means 19, and an information transmission means 1. Are provided with various sensors 6a to 6d for monitoring the monitored object D, a visible camera 7, an image data compression S / W unit 17, an information collection unit 15 with a WWW server function, and an information transmission unit 1. The connection is established by a transmission medium 9.

According to the above configuration, the monitoring data of the monitored object D collected by the visible camera 7 in the monitored area A is compressed by the image data compression S / W means 17. The compressed image data together with the monitoring data of the monitored object D collected by the various sensors 6a to 6d are provided on the WWW.
The data is converted into data that can be handled by a server or the like, and collected by the information collection unit 15 with a WWW server function.

Next, when an access operation to the information collection unit 15 with the WWW server function is performed from the state display unit 16 with the WWW browser function in the state display area B, the information transmission unit 1 is operated.
It is transmitted to the state display means 16 with the WWW browser function via the transmission medium 9 between the two.

In the state display means 16 with the WWW browser function, the data collected by the visible camera 7 is restored to image data that can be displayed by the image data decompression S / W means 18, and the data collected by the various sensors 6a to 6d. Is restored to data that can be displayed on the screen by the measurement information display means 19, and the state display means 1 with a WWW browser function
6 is displayed.

Here, since the simple WWW technology is employed as the information collecting means and the status displaying means, it is possible to reduce the cost and time for learning the operation of the monitoring system.

Further, since the image data compression technique and the decompression technique are employed, the data transmission amount can be reduced, and
The use of the measurement information display means 19 makes it possible to easily display the data collected by the various sensors 6a to 6d.

FIG. 23 is a configuration diagram showing a thirteenth embodiment of the present invention.

In FIG. 23, the status display area B is provided with the status display means 16 having a WWW browser function having the image data decompression H / W means 21 and the information transmission means 1, and the monitored object D is provided in the monitored area A. A visual camera 7 for monitoring the information, an image data compression H / W unit 20, an information collection unit 15 with a WWW server function, and an information transmission unit 1 are provided. The information transmission units 1 are connected by a transmission medium 9.

With the above configuration, the monitoring data of the monitored object D collected by the visible camera 7 in the monitored area A is compressed by the image data compression H / W means 20, and the WWW
The data is converted into plain data that can be handled by a server or the like, and collected by the information collection means 15 with a WWW server function.

Next, when an access operation to the information collection unit 15 with the WWW server function is performed from the state display unit 16 with the WWW browser function in the state display area B, via the transmission medium 9 between the information transmission units 1, The monitoring data is transmitted to the status display means 16 with a WWW browser function.

The monitoring data transmitted to the state display means 16 with the WWW browser function is stored in the image data decompression H / W means 21.
Is restored to image data that can be displayed, and is displayed by the state display means 16 with a WWW browser function.

Here, since the simple WWW technology is employed as the information collecting means and the status display means, it is possible to reduce the cost and time for learning the operation of the monitoring system.
In addition, since high-definition image data compression H / W technology and decompression H / W technology are employed, the amount of data transmission can be reduced and transmission media 9
Efficiency can be improved.

As with the monitoring system shown in FIG. 25, various sensors 6a to 6d are added to the monitored area A of the monitoring system shown in FIG. 23, while the measurement information display means 19 is added to the status display area B. You can also. According to this configuration, data collected by the various sensors 6a to 6d can be easily displayed.

FIG. 24 is a configuration diagram showing a fourteenth embodiment of the present invention.

In FIG. 24, the status display area B has image data decompression S / W means 18 and image data decompression H / W means 21.
A status display means 16 with a WWW browser function having the information transmission means 1 is provided.
Camera 7 and image data compression S / W means 1 for monitoring
7, an image data compression H / W unit 20, an information collection unit 15 with a WWW server function, and an information transmission unit 1. The information transmission units 1 are connected by a transmission medium 9.

With the above configuration, the monitoring data of the monitored object D collected by the visible camera 7 in the monitored area A is converted into the image data compression S / W means 17 or the image data compression H / W means 20 depending on the situation. The data is converted into data that can be handled by a WWW server or the like, and collected by the information collecting means 15 with a WWW server function.

Next, when an access operation to the information collection means 15 with the WWW server function is performed from the state display means 16 with the WWW browser function in the state display area B, the monitoring data is transferred to the transmission medium 9 between the information transmission means 1. Is transmitted to the state display means 16 with the WWW browser function via

The monitoring data transmitted to the status display means 16 with the WWW browser function expands the image data according to the situation.
The image data is restored to displayable image data by the S / W means 18 or the image data decompression H / W means 21 and displayed on the state display means 16 with a WWW browser function.

Here, since the simple WWW technology is employed as the information collecting means and the status displaying means, it is possible to reduce the cost and time for learning the operation of the monitoring system.
In addition, high-definition image data compression H / W technology and decompression H / W technology, image data compression S / W technology
Since the / W technology is used in combination, the data transmission amount can be reduced and the utilization efficiency of the transmission medium 9 can be improved.

As shown in FIG. 26, various sensors 6a to 6d are added to the monitored area A of the monitoring system shown in FIG. 24, while the measurement information display means 19 is added to the status display area B. You can also. According to this configuration, data collected by the various sensors 6a to 6d can be easily displayed.

Note that the first to fourteenth embodiments of the present invention are described below.
The monitoring system in the embodiment can be applied to various facilities as shown in the following FIGS.

FIG. 27 is a block diagram showing a monitoring system in a hospital.

In FIG. 27, a plurality of hospital rooms 201
An intercom 140, a call button 209, and a visible camera 7 are provided around the patient 203, and the interphone 140 and the call button 209 are
5, while the visible camera 7 is connected to the slave unit 205 via the modem 204.

On the other hand, in the nurse center 202, a call display 207, an intercom 140, and a monitor 8 are provided.
06, while the monitor 8 is connected to the parent device 206 via the modem 204. Further, the child device 205 in each sickroom 201 is connected to the parent device 206 in the nurse center 202 via a communication line 208.

Normally, the patient 203
The nurse 203 in the nurse center 202 is contacted with the push button 209 for calling. However, if there is a patient 203 who needs to pay attention to a change in the condition, the child unit 205 in the hospital room 201 is called.
Connect the modem 204 to the communication line of
Is connected, the patient's condition can be monitored using the monitor 8 in the nurse center 202.

FIG. 28 is a configuration diagram of a monitoring system in a long-distance tunnel.

In FIG. 28, a visible camera 7, a sensor 212, and a telephone 12 are provided in a long-distance tunnel 211. The telephone 12 is connected to an emergency communication facility 215, and the visible camera 7 and the sensor 212 are connected via a modem 204. Connected to the emergency communication facility 215.

On the other hand, in the tunnel monitoring room 210, the monitor 8 and the telephone 12 are provided, and the telephone 12
Further, the monitor 8 is connected to the parent device 206 via the modem 204. The monitored unit 2 in the long distance tunnel 211
The configuration 14 is connected to the master unit 206 of the tunnel monitoring room 210 via the communication path 216.

The state of the long-distance tunnel 211 and the state of the running vehicle 213 can be determined when and where necessary by installing the configuration of the monitored unit 214 in FIG.
At 10, the inside of the long distance tunnel can be monitored by the monitor 8.

FIG. 29 is a configuration diagram of a highway monitoring system.

On the highway 218, a visible camera 7, a sensor 223, and a telephone 12 are provided. The telephone 12 is connected to the emergency communication facility 220, and the visible camera 7 and the sensor 223 are connected.
Has a configuration of a plurality of monitored units 222 connected to the emergency communication facility 220 via the modem 219.

On the other hand, a monitor 8 and a telephone 12 are provided in the road monitoring room 217, and the telephone 12 is connected to the base unit 221.
The monitor 8 is connected to the master unit 221 via the modem 219. Further, the configuration of the monitored section 222 of the expressway is connected to the master unit 221 in the road monitoring room 217 via the communication path 224.

The state of the highway 218 and the traveling vehicle 21
By installing the 222 configuration in the state 3 when and where it is needed, it is possible to monitor the expressway using the monitor 8 in the road monitoring room 217.

FIG. 30 is a configuration diagram of a monitoring system around an airport facility.

In FIG. 30, a visible camera 7 and a telephone 12 are provided in the vicinity 226 of the airport facility.
Is connected to the communication device 228, and the visible camera 7 is connected to the modem 22.
7, a plurality of monitored units 2 connected to the communication device 228
There are 32. On the other hand, a monitor 8 and a telephone 12 are provided in the facility monitoring room 225, and the telephone 12 is connected to the parent device 229, and the monitor 8 is connected to the parent device 229 via the modem 227.

The monitored unit 232 around the airport facility is connected to the master unit 229 in the facility monitoring room 225 via the communication path 233. The periphery 226 of the airport facility is surrounded by a fence 231, but by using the monitor 8 in the facility monitoring room to prevent the operation of the airport facility from being stopped by the invasion of the person 230 or an animal, the person / animal is detected beforehand. Detect and deal with intrusions.

FIG. 31 is a configuration diagram of a large river monitoring system.

In FIG. 31, around the large river 234,
A visible camera 7, a telephone 12, a sensor 236 are provided,
The telephone 12 connects to the communication device 235, and the visible camera 7 and the sensor 236 have a plurality of monitored units 238 connected to the communication device 235 via the modem 237.

On the other hand, the monitor 8 and the telephone 12 are provided in the monitoring room 233, and the telephone 12 is connected to the parent device 235, and the monitor 8 is connected to the parent device 235 via the modem 237. The monitored part 238 around the large river is located in the monitoring room 23.
3 is connected via a communication path 239. The condition of the river 240, which may be flooded in weather such as heavy rain or typhoon, is limited to a necessary period and a necessary place,
It can be monitored by the monitor 8 in the monitoring room 233.

FIG. 32 is a configuration diagram of a building / condominium monitoring system.

In FIG. 32, each room 242 of a building or condominium is provided with a visible camera 7 and an intercom 140.
, The interphone 140 is connected to the slave 245, and the visible camera 7 is connected to the slave 245 via the modem 243. On the other hand, in the caretaker room 241, the monitor 8,
An interphone 140 and a call indicator 247 are provided, and the interphone 140 and the call indicator 247 are connected to the parent device 246. The monitor 8 is connected to the master unit 246 via the modem 243. The child device 245 in each room 242 is connected to the parent device 246 in the
Connected through.

When monitoring with an image is required in each room 242 for security reasons, the communication line 2 of the existing interphone is required.
By using 48, the necessary period and the required room can be limited and monitored by the monitor 8 in the management room 241.

FIG. 33 is a block diagram of an elevator inspection monitoring system.

In FIG. 33, a building / condominium 250
In the elevator 258, the visible camera 7 and the inspection telephone 252 are provided, and the visible camera 7 and the inspection telephone 252 are connected to the emergency telephone 253 in the car 255 of the elevator 258 via the modem 251.

On the other hand, the monitor 8 and the telephone 12 are provided in the monitoring center 249, and the telephone 12 is connected to the parent device 254, and the monitor 8 is connected to the parent device 254 via the modem 251. Emergency telephone 25 for each building / condominium 250
3 is connected to the parent device 254 of the monitoring center 249 via a communication line 256.

Elevator 2 of building / condominium 250, etc.
When inspecting the 58 devices 257, when the inspector in operation is having difficulty making a decision, the photographer takes a picture of the device 257 with the visible camera 7 and asks a skilled person in the monitoring center 249 to see the state of the device on the monitor 8. Work becomes possible.

[0199]

As described above, according to the first aspect of the present invention, when it becomes necessary to newly transmit monitoring information, the existing transmission medium is effectively used to change the status from the information collecting means to the status displaying means. Since monitoring information is transmitted to the network, the cost and time involved in laying a new communication path can be reduced, and an economical system can be built without replacing existing equipment. Since the work can be performed with minimum stoppage, the expansion can be performed efficiently.

Further, according to the second aspect of the present invention, since the communication path is secured by utilizing the free line or the unused frequency band of the existing communication path, the cost and time involved in newly laying the communication path are reduced. It is possible to reduce the number of operations and to minimize the number of stoppages of the system, thereby achieving an economical and efficient system.

Further, according to the third aspect of the present invention, at the time of regular inspection or temporary inspection, a communication path is secured by utilizing an unused line or an unused frequency band of an existing communication path. The cost and time involved can be reduced, and furthermore, the system can be stopped with a minimum of operation, so that an economical and efficient system can be obtained.

According to the fourth aspect of the present invention, at the time of replacement, a communication path is secured by utilizing an unused line or an unused frequency band of an existing communication path, so that the communication path can be laid for replacement. The cost and time involved can be reduced, and furthermore, the system can be stopped with a minimum of operation, so that an economical and efficient system can be obtained.

According to the invention of claim 5, according to claim 2,
In addition to the effect of the invention, the monitoring information is wirelessly transmitted between the information collecting means and the first modem, or the monitoring information is wirelessly transmitted between the second modem and the status display means, so that the additional There are few restrictions on the installation location of sensors and the like and the equipment, and an economical system can be constructed.

Further, according to the invention of claim 6, even in the case where the transmission relay area is provided, it is possible to transmit the monitoring information by effectively utilizing the free line or the unused frequency band of the existing communication path in the transmission relay area. Therefore, even when the distance between the monitored area and the status display area is relatively long, a sufficient transmission band can be secured.

According to the seventh aspect of the present invention, the monitoring information is transmitted by the wireless device instead of the existing communication path in the transmission relay area. Modem can be installed in place.

Further, according to the invention of claim 8, since the additional monitoring information is transmitted by using the existing transmission medium, it is not necessary to lay a new communication path, and the cost and time can be reduced.
In addition, since the WWW technology is used for collecting information and displaying the status, the operation can be easily performed without requiring skill. Therefore, it is possible to flexibly cope with expansion and to construct an economical system with few restrictions.

According to the ninth aspect of the present invention, the monitoring information added by the extension is transmitted by using the free line or the unused frequency band of the existing communication path, so that a new communication path is laid. There is no need to reduce costs and increase the time required for expansion. In addition, the use of WWW technology facilitates operation without skill.

According to the tenth aspect of the present invention, in addition to the effect of the ninth aspect of the present invention, the monitoring information is transmitted wirelessly in the monitored area and the status display area. Therefore, the modem can be installed at an optimum location with less restrictions.

According to the eleventh aspect of the present invention, in addition to the effect of the ninth aspect of the present invention, the monitoring information is compressed and decompressed. The transmission can be performed, and the utilization efficiency of the transmission medium can be improved.

According to the twelfth aspect of the present invention, in addition to the effect of the ninth aspect of the present invention, since the compression and decompression processing by the hardware is applied to the monitoring information, particularly, the image data can be transmitted with high definition. Moreover, a larger amount of monitoring information can be transmitted using the existing communication path than before.

According to the thirteenth aspect of the present invention, it is possible to selectively use the hardware information compression technique and the information decompression technique or the software information compression technique and the information decompression technique according to the situation. Monitoring information can be transmitted efficiently.

According to the fourteenth aspect, in addition to the effects of any of the ninth to thirteenth aspects, measurement information can be easily displayed.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a monitoring system according to a first embodiment of the present invention.

FIG. 2 is a configuration diagram of a monitoring system according to a second embodiment of the present invention.

FIG. 3 is a configuration diagram of a monitoring system showing a modification of the second embodiment of the present invention.

FIG. 4 is a configuration diagram of a monitoring system according to a third embodiment of the present invention.

FIG. 5 is a configuration diagram of a monitoring system according to a fourth embodiment of the present invention.

FIG. 6 is a first configuration diagram of a monitoring transmission device.

FIG. 7 is a second configuration diagram of the monitoring transmission device.

FIG. 8 is a third configuration diagram of the monitoring transmission apparatus.

FIG. 9 is a fourth configuration diagram of the monitoring transmission apparatus.

FIG. 10 is a configuration diagram of a monitoring system according to a fifth embodiment of the present invention.

FIG. 11 is a configuration diagram of a monitoring system showing a modification of the fifth embodiment of the present invention.

FIG. 12 is a configuration diagram of a monitoring system showing another modified example of the fifth embodiment of the present invention.

FIG. 13 is a configuration diagram of a monitoring system showing still another modified example of the fifth embodiment of the present invention.

FIG. 14 is a configuration diagram of a monitoring system according to a sixth embodiment of the present invention.

FIG. 15 is a configuration diagram of a monitoring system according to a seventh embodiment of the present invention.

FIG. 16 is a configuration diagram of a monitoring system showing a modification of the seventh embodiment of the present invention.

FIG. 17 is a configuration diagram of a monitoring system according to an eighth embodiment of the present invention.

FIG. 18 is a configuration diagram of a monitoring system according to a ninth embodiment of the present invention.

FIG. 19 is a configuration diagram of a monitoring system according to a tenth embodiment of the present invention.

FIG. 20 is a configuration diagram of a monitoring system according to an eleventh embodiment of the present invention.

FIG. 21 is a configuration diagram of a monitoring system according to a twelfth embodiment of the present invention.

FIG. 22 is a configuration diagram of a monitoring system showing a modification of the twelfth embodiment of the present invention.

FIG. 23 is a configuration diagram of a monitoring system according to a thirteenth embodiment of the present invention.

FIG. 24 is a configuration diagram of a monitoring system according to a fourteenth embodiment of the present invention.

FIG. 25 is a configuration diagram of a monitoring system showing a modification of the thirteenth embodiment of the present invention.

FIG. 26 is a configuration diagram of a monitoring system showing a modification of the fourteenth embodiment of the present invention.

FIG. 27 is a configuration diagram of a monitoring system in a hospital.

FIG. 28 is a configuration diagram of a long distance tunnel monitoring system.

FIG. 29 is a configuration diagram of a highway monitoring system.

FIG. 30 is a configuration diagram of a monitoring system around an airport facility.

FIG. 31 is a configuration diagram of a large river monitoring system.

FIG. 32 is a configuration diagram of a building / condominium monitoring system.

FIG. 33 is a configuration diagram of an elevator inspection monitoring system.

FIG. 34 is a configuration diagram of a conventional monitoring system.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Information transmission means 1A Information collection means 2 Status display means 3 Operating device 4 Monitoring device 5 Control device 6a-6d Various sensors 6z Various sensors for inspection 7 Visible camera 7A Dedicated line 8 Monitor 9 Transmission medium 9A Communication line 10 Existing device 10A Power distribution device 11 Modem 11A Digital modulation modem 11B XDSL modem 12 Telephone 13 Wireless device 15 Information collecting means with WWW server function 16 Status display means with WWW browser function 17 Image data compression S / W means 18 Image data decompression S / W means 19 Measurement Information display means 20 Image data compression H / W means 21 Image data decompression H / W means 60A-60H Monitoring transmission device 61 Signal interface means 62 Digital modulation means 63 Communication line connection means 64 Communication line 65 Imaging sound collection means 66 Transmission arbitration Means 67 Network interface hand Step 68 Receiver 70 Camera 71 Camera drive mechanism 72 Monitor 73 Joystick 74 Personal computer 140 Interphone A Monitored area A1 Site B Status display area B1 Operation room C Control target D Monitored target E Transmission relay area

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04M 11/00 301 H04Q 9/00 301B 5K101 H04Q 9/00 301 311J 311 361 361 G05B 23/02 V // G05B 23/02 H04L 11/00 310Z (72) Inventor Kimito Demori 1 Toshiba-cho, Fuchu-shi, Tokyo F-term in the Fuchu plant of Toshiba Corporation (reference) 5C054 AA10 CC03 DA01 DA03 DA07 DA08 DA09 EA03 EG02 EG04 EG06 EG09 HA02 HA18 5C087 AA02 AA03 AA08 AA19 AA28 AA60 BB18 BB39 CC60 DD03 DD08 DD21 EE06 EE07 EE12 EE16 5H223 AA02 AA15 DD07 DD09 EE06 EE11 FF03 5K033 BA08 BA11 CB02 DA17 DB09 DB01 BA07 DC01 DC07 HA02 5K101 KK13 LL01 NN06

Claims (14)

[Claims] 1. An information collecting means arranged in a monitored area for collecting monitoring information of a monitored object, and a status displaying means arranged in a status display area for displaying and outputting the monitored information of the monitored object. A communication device that connects the information collection unit and the status display unit by a transmission medium, and that can transmit the monitoring information collected by the information collection unit to the status display unit via the transmission medium. In the system, in the case of installing an information collection unit for additional collection of new monitoring information in addition to the existing information collection unit, the additional monitoring information additionally collected by the added information collection unit is added to the existing information collection unit. An information transmission unit that enables transmission to the status display unit using a transmission medium is provided in correspondence with the monitored area and the status display area. Visual system. 2. The communication device according to claim 1, wherein the communication device is provided in the monitored area and has one existing first communication device and the other existing second communication device opposed to the first communication device provided in the status display area. In a case where the communication apparatus is connected to a communication device via a communication path as the transmission medium, the additional monitoring collected by the additional information collection unit using an unused line of the communication path or an unused frequency band of the communication path. A first communication device corresponding to the first communication device for enabling transmission of information to the status display means;
The monitoring system according to claim 1, further comprising a modem and a second modem corresponding to the second communication device. 3. Inspection information collected by temporary information collecting means using a vacant line of the existing communication path or an unused frequency band of the communication path at the time of a regular regular inspection or a temporary inspection. The monitoring system according to claim 2, further comprising a first modem corresponding to the first communication device and a second modem corresponding to the second communication device, which can be transmitted to display means. 4. The state display of the adjustment test information collected by the information collecting means for replacement by using an unused line of the existing communication path or an unused frequency band of the communication path when the equipment is replaced. 3. The monitoring system according to claim 2, further comprising a first modem corresponding to the first communication device and a second modem corresponding to the second communication device, which can be transmitted to the means. 5. A first modem corresponding to the first communication device, wherein the additional monitoring information can be transmitted to the status display means using an unused line of the communication path or an unused frequency band of the communication path. A second modem corresponding to the second communication device, and a second modem and the status display means between the sensor for capturing monitoring information in the monitored area and the first modem or in the status display area; The monitoring system according to claim 2, further comprising a wireless device that wirelessly transmits monitoring information during the monitoring. 6. A transmission relay area having a transmission relay area for relaying monitoring information between the monitored area and the status display area, wherein an existing first communication device disposed in the monitored area and the transmission relay area And the existing third communication device disposed in the transmission relay area, while connecting the first communication device and the existing second communication device facing each other by a first relay communication path as a transmission medium. When the communication device is configured by connecting the third communication device provided in the status display area to an existing fourth communication device facing the third communication device by a second relay communication path as a transmission medium, It corresponds to each of the first communication device to the fourth communication device that can transmit monitoring information by using an unused line of the relay communication path and the second relay communication path or an unused frequency band of the relay communication path. From the first modem to the fourth The surveillance system according to claim 1, further comprising a dem modem. 7. Transmission of monitoring information between the second modem and the third modem in the transmission relay area or between a sensor or information collecting means and the first modem in the monitored area by radio. 7. The monitoring system according to claim 6, wherein the monitoring system is provided with a wireless device that performs the monitoring according to the requirement. 8. An information collecting means arranged in a monitored area for collecting monitoring information of a monitored object, and a status displaying means arranged in a status display area for displaying and outputting the monitored information of the monitored object. A communication device that connects the information collection unit and the status display unit by a transmission medium, and that can transmit the monitoring information collected by the information collection unit to the status display unit via the transmission medium. In the system, the information collection unit includes a collection unit having a WWW server function of collecting monitoring information including additional monitoring information due to addition or the like to the monitoring information, while the status display unit includes a monitoring unit including the additional monitoring information. Display means having a WWW browser function for displaying and outputting information, and further, additional monitoring information can be transmitted to the status display means using an existing transmission medium. Monitoring system characterized in that it comprises information transmission means that the in association with the monitored area and the status display area. 9. The communication device according to claim 1, wherein the communication device includes one existing first communication device arranged in the monitored area and another existing second communication device opposed to the first communication device arranged in the state display area. When the communication device and the communication device are connected by an existing communication path, the additional monitoring information collected by the collection unit having the WWW browser function using an unused line of the communication path or an unused frequency band of the communication path. A first modem corresponding to the first communication device and a second modem corresponding to the second communication device, which are capable of transmitting monitoring information including the following to the status display means having the WWW browser function. The monitoring system according to claim 8. 10. A wireless communication apparatus comprising: a first wireless device capable of wirelessly transmitting monitoring information between the collection means having the WWW server function and the first modem;
10. The monitoring system according to claim 9, further comprising a second wireless device capable of wirelessly transmitting monitoring information to a display unit having a W browser function. 11. The information collection means includes monitoring information compression software / software means for compressing monitoring information, while the status display means includes software for expanding and restoring the compressed monitoring information. 10. The monitoring system according to claim 9, further comprising information expanding means. 12. The information collection means includes monitoring information compression means according to hardware for compressing monitoring information, while the status display means includes hardware for expanding and restoring the compressed monitoring information. 10. The monitoring system according to claim 9, further comprising monitoring information decompression means. 13. The information collection means includes monitoring information compression means using software for compressing monitoring information and monitoring information compression means using hardware for compressing monitoring information, while the status display means includes the compressed monitoring information. 10. The monitoring system according to claim 9, further comprising software-based monitoring information decompression means for decompressing and restoring information, and hardware-based monitoring information decompression means, and wherein each of the means is switched according to a situation. 14. The monitoring system according to claim 9, wherein said status display means includes measurement information display means for displaying measurement information in said monitoring information.