JP2001245334A - System for positioning wandering person - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a system for a positioning a wandering person, which can confirm the state of a wandering person or the like and make a request search for the person with high positioning accuracy. SOLUTION: A control station 1 uses an emergency wireless channel 6 for emergency or P.A. to transmit a radio wave. An outdoor loudspeaker slave station 3 receives the radio wave sent from the control station 1 and announces the contents of the radio wave to the outdoor. Individual house receivers 5, 5a, 5b receive the radio wave from the control station 1 and annouce the contents of the radio wave. A wandering person transmitter 4 is an intermittent transmitter carried by a person. A wandering person management unit 2 collects and manages information sent from the individual house receivers 5, 5a, 5b through public lines 7, 7a, 7b.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wanderer position detecting system, and more particularly, to a wanderer carrying a transmitter for a wanderer.
This radio wave uses a broadcast-based disaster prevention wireless system and utilizes a door-to-door receiver installed in an outdoor loudspeaker station or each resident's house to detect a loitering person's position and situation, etc. .

[0002]

2. Description of the Related Art In recent years, Japan has entered an aging society, and the mental and physical burden on caregivers accompanying the wandering of elderly people due to dementia has increased, which is becoming a kind of social problem. For this reason, it is becoming increasingly important in each municipality to grasp the wandering position of wanderers and solitary elderly people's homes and emergency situations. It is considered to be used.

[0003] As one example of such an elderly person monitoring technique, an "elderly person monitoring system" described in JP-A-5-120583 is known.

In this publication, a radio signal of a transmitter carried by a wandering old man is received by a receiver of a slave station of the broadcast system,
The information about the wandering elderly received by the timer for a certain time is transmitted to the master station of the broadcast system by the transmitter of the slave station.
A technique is described in which a master station transmits received information to the surroundings all at once, thereby receiving the information with a receiver carried by a family and knowing information about the wandering elderly.

[0005]

The above-mentioned conventional wandering person position detecting system includes a wandering person transmitter and a wandering person family receiver through a transmission / reception function between a master station and a plurality of slave stations. Therefore, if the number of slave stations is small, the situation of a wanderer or the like cannot be confirmed with high detection position accuracy.

In addition, since the transmitter carried by the wanderer is constantly transmitted, the power consumption is large, so that there is a drawback that the transmitter becomes large and heavy due to the battery.

An object of the present invention is to enable a transmitter carried by a wandering person to be small and light, to operate with power always on without turning off the power, and to achieve high position detection accuracy using a door-to-door receiver of the broadcast radio system for disaster prevention. It is an object of the present invention to provide a wanderer position detection system capable of confirming the situation of a wanderer or the like and requesting a search.

[0008]

According to the present invention, there is provided a wandering person position detecting system, wherein the wandering person transmitter carries a personal identification signal and status information of the wandering person. A radio station transmitted by an outdoor loudspeaker station and a plurality of door-to-door receivers installed at each resident's house, and the personal identification signal and the status information received by the broadcast station disaster prevention radio system are controlled by a control station and a wanderer It is characterized in that it can be collected and managed by the management device to grasp the latest wandering person's position and situation.

[0009] The wandering person management device collects the personal identification signal and the status information from the outdoor loudspeaker station by receiving the personal identification signal and status information by a wireless line, and collects the personal identification signal and the status information transmitted from the plurality of door-to-door receivers. It is characterized in that identification signals and status information are collected by a public wired line.

When the wanderer is located in the vicinity of the inhabitant's house or when a single person is in an emergency situation, the wanderer management device recognizes the wanderer, and the wanderer management device recognizes the nearby wanderer via the control station. For a plurality of door-to-door receivers, the search and rush request information is transmitted over the wireless line to make a cooperation request, and when the residents accept this cooperation request, by pressing the `` accept '' button of the door-to-door receiver And a consent signal is transmitted to the wanderer management device via the public wired line.

A control station for transmitting radio waves through a radio line for disaster prevention and public relations, an outdoor loudspeaker station for receiving the radio waves from this control station and loudspeaking outdoors, and an individual receiving the radio waves simultaneously A door-to-door receiver installed indoors of the house, a wanderer transmitter carried by the wanderer, and a wanderer management device that collects and manages information transmitted from the door-to-door receiver via a public wired line It is characterized by:

[0012] The control station has a control station radio device and a control stand, and the control station radio device transmits voice and data signals from the control stand and the wanderer management device to the outdoor loudspeaker station. Transmitting to the plurality of door-to-door receivers, wherein the control stand displays and searches for communication with the outdoor loudspeaker station, loudspeaker to the plurality of door-to-door receivers, and information from the wanderer management device. And

The wandering person management device collects and analyzes the constant information from the outdoor loudspeaker station using wireless communication and the wandering person information from the plurality of door-to-door receivers after searching for the wandering person via the public wired line. Then, the position and the like of the wanderer are specified.

[0014] The outdoor loudspeaker station comprises: a transceiver for disaster prevention;
A first information storage logic control unit, a first wandering person receiving unit, and a disaster prevention information loudspeaker outdoor speaker, wherein the disaster prevention transmission / reception unit receives radio waves from the control station and performs disaster prevention and publicity information The first information storage logic control unit constantly collects position information and the like from the wandering person from the first wandering person receiving unit, and outputs the information to the wandering person. Accumulates the personal identification signal, reception time, status information, received electric field strength, and the like, and transmits the wanderer information from the disaster prevention transceiver unit to the control station during the idle time when the disaster prevention radio is not used, and the first wander The receiver for the person receives radio waves from the wanderer transmitter.

[0015] The door-to-door receiver includes a disaster prevention receiver and a second
An information storage logic control unit, a second wanderer's receiving unit, and a disaster prevention information loudspeaker, the disaster prevention receiving unit receives radio waves from the control station, and transmits disaster prevention and public information information and the like. Loudspeaker indoors with a disaster prevention information loudspeaker, the second information storage logic control unit constantly collects position information and the like from the wandering person from the second wandering person receiving unit, and personally identifies the wandering person. Signal, receiving time, accumulating status information and received electric field strength, and transmitting to the control station via the public wired line when receiving the wanderer search information, the second wanderer receiving unit is It is characterized by receiving radio waves from a wanderer transmitter.

Further, the wanderer transmitter includes a transmitter,
It has a D code transmission and status information transmission unit and a status information input switch, and is characterized by intermittently transmitting radio waves.

[0017]

Next, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 is a block diagram showing one embodiment of a wanderer position detecting system according to the present invention.

In this embodiment shown in FIG. 1, a control station 1 for transmitting radio waves via a disaster prevention radio line 6 for disaster prevention and publicity.
And an outdoor loudspeaker station 3 that receives a radio wave from the control station 1 and loudspeakers outdoors, and door-to-door receivers 5, 5a, and 5b installed indoors of each private home, and a wanderer carried by the wanderer And a wanderer management device 2 that collects and manages information transmitted from the door-to-door receivers 5, 5a, and 5b via the public wired lines 7, 7a, and 7b, respectively.

The operation will be described with reference to FIG. 1. According to the present invention, in a broadcast-based disaster prevention wireless system, a radio wave is received by a disaster prevention or publicity disaster prevention radio line 6 transmitted from a control station 1 and is loudspeaked outdoors. This is a system for detecting the position of a wandering person by utilizing the outdoor loudspeaker station 3 and the door-to-door receivers 5, 5a, 5b installed in the interior of each private house.

A wanderer who needs position detection always carries a wanderer transmitter 4 for intermittently transmitting radio waves. This intermittent radio wave 8 is normally received by the outdoor loudspeaker station 3 and the reception information of the intermittent radio wave 8 is transmitted to the control station 1 by radio waves for municipal disaster prevention at any time during which the loudspeaker broadcast for disaster prevention is not performed. Then, the wanderer management device 2 configured in the control station 1 accumulates position information and the like of the wanderer.

When the accumulated position information deviates from an arbitrary predetermined setting condition or when a request for position search is made by a resident, a plurality of door-to-door receivers 5, 5 a, 5 b around the outdoor loudspeaker station 3 are sent. On the other hand, the control station 1 transmits a search request radio wave for introducing the ID which is the personal identification data of the wandering person to be searched. The door-to-door receivers 5, 5a, and 5b that have received the search request radio wave check and collate the reception history as to whether or not the ID of the wandering person to be searched has been received, and when they match, the reception time, the reception electric field strength, and the like. Is transmitted to the wanderer management device 2 in the control station 1 via the public wired lines 7, 7a, 7b. The wandering person management device 2 sorts and determines the door-to-door receivers 5, 5a, 5b that are the latest received data and have a large electric field strength based on information from the multiple door-to-door receivers 5, 5a, 5b. The position of the wanderer can be determined from the determined installation location of the door-to-door receivers 5, 5a, 5b.

Further determined door-to-door receivers 5, 5a, 5b
On the other hand, the control station 1 transmits a request for finding a wandering person by radio waves for disaster prevention. At the door-to-door receiver's house that has received the discovery request, the user presses the "Accept" button when he / she can cooperate, and presses the "No" button when he / she cannot respond. This response signal is received from the door-to-door receiver 5,
5a and 5b are transmitted to the loitering person position management device 2 in the control station 1 via the public wired lines 7, 7a and 7b, respectively, so that the loitering person can be quickly detected.

FIG. 2 is a diagram showing the relationship between the outdoor loudspeaker station and the service area of the door-to-door receiver.

In general, in the municipal disaster prevention radio system, the outdoor loudspeaker station 3 is installed in a mesh area at intervals of about 600 to 700 m in the service area due to acoustic loudspeaker conditions. In addition, the installation of door-to-door receivers 5, 5a, 5b is about 1
Since it is installed in each resident's house in a mesh form at intervals of 00 m, the positional accuracy from the door-to-door receivers 5, 5a, 5b is clearly higher than the information from the outdoor loudspeaker station 3, realizing early detection of wanderers. it can.

By providing the wandering person transmitter 4 with an information transmission switch, it can be used as an emergency information transmission system for a solitary home for the elderly.

FIG. 3 is a detailed block diagram showing an example of the control station of FIG.

In FIG. 3, components corresponding to those shown in FIG. 1 are denoted by the same reference numerals or symbols, and description thereof will be omitted.

The control station 1 is connected to the control station radio device 10 and the control table 1
And 1.

The control station radio apparatus 10 transmits voice and data signals from the control table 11 and the wanderer management apparatus 2 to the outdoor loudspeaker station 3.
And to the door-to-door receivers 5, 5a, 5b. The control stand 11 communicates with the outdoor loudspeaker station 3 and the door-to-door receivers 5, 5a,
It is possible to display and retrieve information from the loud speaker 5b and the wanderer management device 2. The wandering person management device 2 transmits the constant information from the outdoor loudspeaker station 3 using wireless communication, and the wandering person information from the door-to-door receivers 5, 5a, 5b after the search for the wandering person designation, to the public wired lines 7, 7a, 7b, respectively. It collects and analyzes the information via the Internet, and specifies the position of the wanderer.

FIG. 4 is a detailed block diagram showing an example of the outdoor loudspeaker station of FIG.

The outdoor loudspeaker station 3 includes a disaster prevention transmitting / receiving unit 12.
, An information storage logic control unit 13 and a wandering person receiving unit 14
And a disaster prevention information loudspeaker outdoor speaker 15.

The disaster prevention transmitting / receiving unit 12 receives the radio wave from the control station 1 and loudspeakers the disaster prevention and public information information to the surroundings using the disaster prevention information loudspeaker outdoor speaker 15. The information storage logic control unit 13 always collects the position information and the like from the wanderer from the wanderer's reception unit 14 and accumulates the wanderer's ID, reception time, status information, received electric field strength, and the like. During the idle time, the wandering person information is transmitted from the disaster prevention transceiver unit 12 to the control station 1. The wanderer receiver 14 receives radio waves from the wanderer transmitter 4.

FIG. 5 is a detailed block diagram showing an example of the door-to-door receiver shown in FIG.

In FIG. 5, components corresponding to those shown in FIG. 1 are denoted by the same reference numerals or symbols, and description thereof will be omitted.

Each of the door-to-door receivers 5, 5a, 5b includes a disaster prevention receiving section 22, an information storage logic control section 23, a wandering person receiving section 24, and a disaster prevention information loudspeaker 25.

The disaster prevention receiving section 22 receives radio waves from the control station 1 and transmits disaster prevention and public information information to the disaster prevention information speaker 25.
Loudspeaker indoors. The information storage logic control unit 23 always collects position information and the like from the wanderer from the wanderer receiver 24, accumulates the wanderer ID, reception time, status information, received electric field strength, and the like, and stores the wanderer search information. When it is received, it is transmitted to the control station 1 via the public wired lines 7, 7a, 7b. The wanderer's receiver 24 receives radio waves from the wanderer's transmitter 4.

FIG. 6 is a detailed block diagram showing an example of the wanderer transmitter of FIG.

The wandering person transmitter includes a transmitting section 27, an ID code transmitting / state information transmitting section 28, and a state information input switch 2.
9.

FIG. 7 is a signal flow chart for explaining the search operation of the wanderer position detecting system.

Referring to FIG. 7, respective operations are shown for the (normal) mode and the (during search) mode.

FIG. 8 is a signal flow chart for explaining the status confirmation request operation of the wandering person position detection system.

Referring to FIG. 8, the respective operations are shown for the mode (when transmitting status information) and the mode (when requesting status confirmation).

Next, FIG. 1, FIG. 3, FIG. 4, FIG. 7 and FIG.
The operation of the present embodiment will be described in more detail for each operation mode with reference to FIG.

<(Normal Mode) Mode> In normal mode, radio waves modulated with the ID code are intermittently emitted from the wanderer transmitter 4 in consideration of interference with other stations. The outdoor loudspeaker station 3 receives intermittent radio waves from a plurality of wandering transmitters 4 existing in the area of the outdoor loudspeaker station 3, stores the ID code, reception time, electric field strength and status information, etc. When not used, the stored information is transmitted to the control station 1. The control station 1 transmits the received information to the wandering person management device 2, thereby recognizing the wandering person existing in each outdoor loudspeaker station 3.

<(Searching) mode> Change of situation to be set arbitrarily (outdoor loudspeaker station is changed after 12:00 at night)
When it becomes necessary to search for a wandering person of a specific ID due to a search request from a resident or a resident, the radio wave is emitted from the wandering person management device 2 via the control station wireless device 10, and the outdoor loudspeaker station 3 and the door-to-door receiver A search signal is transmitted to 5, 5a and 5b. The outdoor loudspeaker station 3 receiving this search signal checks whether the search ID wanderer information is stored in the information storage logic control unit 13, and if it is stored, the control station 1 searches for the latest stored information. The information is returned to the control station 1 via the disaster prevention radio as information. The returned search information is registered in the wanderer management device 2.

Further, in the door-to-door receivers 5, 5a, 5b, similarly to the outdoor loudspeaker station 3, it is checked whether the search ID wanderer information is stored in the information storage logic control unit 23. The latest accumulated information is returned to the control station 1 as search information via the public wired lines 7, 7a, 7b. The returned search information is registered in the wanderer management device 2.

The loitering person management device 2 determines the position of the loitering person from information from the outdoor loudspeaker station 3 having an area of about 300 m in radius and the door-to-door receivers 5, 5a, 5b having an area of about 50 m in radius. be able to.

<(Situation Information Transmission Mode)> When the wanderer's emergency information or the like is input to the wanderer's transmitter 4, the radio waves are normally transmitted from the wanderer's transmitter 4 with the interval of intermittent transmission being made dense. The outdoor loudspeaker station 3 and the door-to-door receivers 5, 5a, 5b that have received this radio wave respectively have a disaster prevention radio and a public wired line 7,7.
The emergency information and the like are transmitted to the wanderer management device 2 via a and 7b. From this information, the wandering person can be used as an emergency information transmission means even at home.

<(At the time of request for status confirmation) mode> When a wanderer is in the vicinity of a resident's house or a solitary person is in an emergency situation, it can be recognized by the wanderer management device 2. Via neighboring door-to-door receivers 5,5a, 5b
In response to this, information on search and rush requests are transmitted by disaster prevention radio and requests for cooperation are made. When the residents accept this cooperation request, by pressing the "accept" button of the door-to-door receivers 5, 5a, 5b, an acceptance signal is transmitted to the wandering person management device 2 via the public wired lines 7, 7a, 7b. .

As described above, since the wanderer transmitter 4 emits radio waves intermittently, the power consumption is small and the battery capacity can be reduced, so that the size and weight can be reduced.

[0052]

As described above, the wandering person position detecting system of the present invention can utilize the outdoor loudspeaker station and the door-to-door receiver of the broadcast-type disaster prevention radio system, so that the position detection accuracy of the wandering person is high. This has the effect.

Further, the intermittent transmission operation of the wanderer transmitter to be carried by the wanderer has the effect that the power supply is always small with light weight and can be operated with the power always on, thereby eliminating the need for the power supply disconnection operation.

In addition, the present invention has an effect that it is possible to confirm a request and confirm a consent to a situation check or search request of a wandering person or the like using a door-to-door receiver.

[Brief description of the drawings]

FIG. 1 is a block diagram showing one embodiment of a loitering person position detection system of the present invention.

FIG. 2 is a diagram showing a relationship between a service area of an outdoor loudspeaker station and a door-to-door receiver.

FIG. 3 is a detailed block diagram illustrating an example of a control station of FIG. 1;

FIG. 4 is a detailed block diagram showing an example of an outdoor loudspeaker station of FIG. 1;

FIG. 5 is a detailed block diagram showing an example of the door-to-door receiver of FIG. 1;

FIG. 6 is a detailed block diagram illustrating an example of a wanderer transmitter of FIG. 1;

FIG. 7 is a signal flow diagram illustrating a search operation of the wanderer position detection system.

FIG. 8 is a signal flow diagram for explaining a situation confirmation request operation of the wanderer position detection system.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Control station 2 Wandering person management apparatus 3 Outdoor loudspeaker station 4 Wandering person transmitter 5, 5a, 5b Door-to-door receiver 6 Disaster prevention wireless line 7, 7a, 7b Public wired line 10 Control station wireless device 11 Control stand 12 Disaster prevention transmission and reception Unit 13 Information storage logic control unit 14 Wanderer's receiver 15 Disaster prevention information loudspeaker outdoor speaker 22 Disaster prevention receiver 23 Information storage logic controller 24 Wanderer's receiver 25 Disaster prevention information loudspeaker 27 Transmitter 28 ID code transmission and state Information sending unit 29 Status information input switch

 ──────────────────────────────────────────────────続 き Continued on the front page F-term (reference)

Claims (9)

[Claims] 1. A wanderer's transmitter for transmitting a personal identification signal and status information of the wanderer is carried by the wanderer, and a radio wave transmitted by the wanderer's transmitter is transmitted to an outdoor loudspeaker station and each resident's house. Received by a plurality of installed door-to-door receivers, collects and manages the received personal identification signal and status information by the control station and the wandering person management device that the broadcast disaster prevention wireless system has,
A wanderer position detection system characterized by being able to grasp the latest wanderer position and status. 2. The wandering person management device collects the personal identification signal and status information from the outdoor loudspeaker station by receiving the personal identification signal and status information via a wireless line, and transmits the personal identification signal and the status information from the plurality of door-to-door receivers. 2. The wandering person position detecting system according to claim 1, wherein the personal identification signal and the state information are collected by a public wired line. 3. When the wanderer is located in the vicinity of the inhabitant's house or when a single person is in an emergency situation, the wanderer management device recognizes the wanderer and sends a notification from the wanderer management device to the neighborhood via the control station. For the plurality of door-to-door receivers, transmit search and rush request information via the wireless line and make a cooperation request, and when the residents accept the cooperation request, press the "accept" button on the door-to-door receiver The loitering person position detecting system according to claim 1 or 2, wherein a consent signal is transmitted to the loitering person management device via the public wired line. 4. A control station for transmitting radio waves through a radio line for disaster prevention and public relations, an outdoor loudspeaker station receiving the radio waves from the control station and loudspeaking outdoors, and simultaneously receiving the radio waves. A door-to-door receiver installed inside each private house, a wanderer transmitter carried by the wanderer, and a wanderer management device that collects and manages information transmitted from the door-to-door receiver via a public wired line. A wandering person position detection system comprising: 5. The control station has a control station radio device and a control stand, and the control station radio device transmits a voice or data signal from the control stand or the wanderer management device to the outdoor loudspeaker. Transmitting to a station and the plurality of door-to-door receivers, wherein the control stand displays and searches for communication with the outdoor loudspeaker station, loudspeaker to the plurality of door-to-door receivers, and information from the wanderer management device. The wandering person position detection system according to claim 4, characterized in that: 6. The wandering person management device transmits, via the public wired line, constant information from the outdoor loudspeaker station using wireless communication or information on wandering people from the plurality of door-to-door receivers after searching for a wandering person. The wandering person position detection system according to claim 4 or 5, wherein the position and the like of the wandering person are specified by collecting and analyzing. 7. The outdoor loudspeaker station has a disaster prevention transmitting / receiving unit, a first information storage logic control unit, a first wandering person receiving unit, and a disaster prevention information loudspeaker outdoor speaker. The transmitting and receiving unit receives radio waves from the control station,
Disaster prevention and public information are loudspeaked around by a disaster prevention information loudspeaker outdoor speaker, and the first information storage logic control unit always collects position information and the like from the wanderer from the first wanderer reception unit. ,
Accumulate the personal identification signal of the wanderer, reception time, status information, reception electric field strength, and the like, and transmit the wanderer information from the disaster prevention transceiver unit to the control station during idle time when the disaster prevention radio is not used, 7. The wanderer position detecting system according to claim 4, wherein the first wanderer receiver receives radio waves from the wanderer transmitter. 8. The door-to-door receiver includes a disaster prevention receiver, a second information storage logic controller, a second wanderer receiver,
A disaster prevention information loudspeaker, wherein the disaster prevention receiving unit receives a radio wave from the control station and loudspeakers the disaster prevention and public information information indoors with the disaster prevention information loudspeaker; The unit always collects position information and the like from the wanderer from the second wanderer receiver,
The personal identification signal of the wandering person, the reception time, the status information and the received electric field strength, etc. are accumulated, and when the wandering person search information is received, the information is transmitted to the control station via the public wired line, and the second wandering is performed. The receiver for a person receives a radio wave from the wandering person transmitter, wherein:
The wanderer position detection system described in the above. 9. The wanderer transmitter includes a transmitting unit, an ID code transmitting / status information transmitting unit, and a status information input switch, and intermittently transmits a radio wave.
5. The wandering person position detection system according to 5, 6, 7, or 8.