KR101377065B1 - Home-automation system using mobile device - Google Patents

Abstract

The present invention relates to a technology in which a mobile device such as a smartphone is integrated with a home controller to remotely control the operation of a home appliance.
As described above, the present invention provides a light detection signal and an image detection signal input from a sensor unit, an internet network control command input through an internet network, an Ethernet network control command input through an Ethernet network, or a Wi-Fi control command input through a Wi-Fi network. A control unit for outputting an infrared drive control signal, a high frequency drive control signal, and a Wi-Fi drive control signal for controlling the driving of various home appliances installed in the home corresponding to the control unit; An access point for transmitting a Wi-Fi driving control signal; An infrared transmitter for transmitting an infrared drive control signal; An infrared blaster transmitting an infrared drive control signal for integrating and controlling heterogeneous home appliances; And a high frequency transmitter for transmitting a high frequency driving control signal.

Description

Home Automation System using Mobile Device {HOME-AUTOMATION SYSTEM USING MOBILE DEVICE}

The present invention relates to a technology for remotely controlling the operation of home appliances installed in a home, and in particular, a mobile device such as a smart phone such as a home device using a mobile device for integrated remote control of the operation of a home appliance in connection with a home controller. It's about an automation system.

In general, home appliances such as TVs, video projectors and video devices such as DVDs, air-conditioning systems, and lighting devices are provided. Such home appliances are provided on the panel of the home appliance, so that the user can operate the operation keys (key) to control the driving or remotely using the remote control.

In recent years, home automation technologies have been proposed to control the operation of home appliances in homes using remote devices such as smartphones.

However, the home automation technology using a conventional mobile device has a problem in that the procedure of controlling the driving of various home appliances is complicated from a user's point of view, and thus, there is a difficulty in using it and the installation cost is high.

An object of the present invention is to enable a mobile device such as a smartphone to remotely control operations of heterogeneous home appliances in association with a home controller such as a gateway controller.

Home automation system using a mobile device according to an embodiment of the present invention for achieving the above technical problem, the light detection signal and the image detection signal input from the sensor unit or the Internet network control command or Ethernet network input through the Internet network Control unit for outputting an infrared drive control signal, a high frequency drive control signal and a Wi-Fi drive control signal for controlling the driving of various home appliances installed in the home in response to an Ethernet network control command input through the Wi-Fi network or a Wi-Fi control command input through the Wi-Fi network ; An access point for receiving and processing the Internet network control command, the Ethernet network control command, and the Wi-Fi network control command and transmitting a Wi-Fi driving control signal; An infrared transmitter for transmitting an infrared drive control signal in response to the control command; An infrared blaster transmitting an infrared drive control signal for integrated control of heterogeneous home appliances in response to the infrared drive control signal transmitted from the infrared transmitter; And a high frequency transmitter for transmitting a high frequency driving control signal in response to the control command.

The present invention has the effect of providing convenience in use by allowing a mobile device such as a smartphone to remotely control operations of heterogeneous home appliances in association with a home controller such as a gateway controller.

1 is a schematic block diagram of a home automation apparatus using a mobile device according to an embodiment of the present invention.
2 is a detailed block diagram of a home automation apparatus using a mobile device according to an embodiment of the present invention.
3 is a detailed block diagram of a controller provided in the home controller of FIGS. 1 and 2.
4 is a signal flow diagram for an infrared signal learning process.
5 is a signal flow diagram illustrating a process of generating a data packet.
6 (a) and 6 (b) are schematic diagrams of the infrared blaster.
7 is a block diagram of a home automation apparatus using a mobile device according to another embodiment of the present invention.
8 is an exemplary diagram for pairing a home controller according to the present invention.
9 is a signal flowchart of a secret key sharing process for pairing according to the present invention.
10A is an exemplary diagram of a main screen of a home controller according to the present invention.
10B illustrates an example of a screen where a home theater is selected in the individual setting mode.
11 (a) and 11 (b) are exemplary views of screen operations of a home controller according to the present invention.
12A is a format diagram of a basic packet applied to the present invention.
12B illustrates ModBus communication between an external terminal and a home controller.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a schematic block diagram of a home automation apparatus using a mobile device according to an embodiment of the present invention. As shown in FIG. 1, the sensor unit 110, the home controller 120, a radio frequency extender 131, A WIFI Extender 132 is provided.

The home automation apparatus is not limited to being applied to a home, but may be applied to an office, an exhibition hall, and a building.

The sensor unit 110 includes an illumination sensor and an image sensor to output an illumination detection signal and an image detection signal. Home GWC 120 is smart through the lighting detection signal and the image detection signal input from the sensor unit 110 or an internet network control command input from the outside through the Internet (Internet), Wi-Fi network In response to a Wi-Fi network control command input from the phone 161 or the smart pad 162, a driving control signal for controlling the driving of various home appliances installed in the home is transmitted. Although the installation position of the home controller 120 is not particularly limited, in order to ensure that the driving control signal is well transmitted to the corresponding home appliance, the present embodiment has been installed in the ceiling as shown in FIG. 1. The home appliance is not limited to devices used at home, but includes a video device such as a TV, a video projector and a DVD, a heating and cooling system, and an illumination device used in a home or an office.

  To this end, the home controller 120 includes a controller 120A, an IR blaster 121, a high frequency transmitter 122, and an access point 123.

The control unit 120A outputs an infrared drive control signal, a high frequency drive control signal, and a Wi-Fi drive control signal for controlling the driving of the various home appliances in response to the various detection signals and various control commands.

The IR Blaster 121 receives the infrared signal and transmits the infrared driving control signal corresponding to the IR signal to a home appliance such as a TV 131, a DVD player 132, and an air conditioning system 133. .

 The high frequency transmitter 122 transmits a high frequency drive control signal for controlling the driving of home appliances. The access point 123 performs a relay role between the Internet and the home appliances.

The RF extender 151 extends the transmission range of the high frequency driving control signal transmitted from the high frequency transmitter 122 of the home controller 120 to illuminate 141 and the image screen of the home appliance unit 140. The image projector 143 and the image projector 143 may receive the high frequency driving control signal with a predetermined intensity or more. Similarly, the WIFI extender 152 extends the transmission range of the Wi-Fi driving control signal transmitted from the access point 123 of the home controller 120 so that the home appliances of the home appliance unit 140 drive the Wi-Fi. The control signal can be received more than a certain intensity.

When the home appliances of the home appliance unit 140 perform wireless communication with the home controller 120 through the wireless communication path as described above, the home appliances 120 perform wireless communication according to serial communication protocol standard standards such as RS232 and RS485. .

2 is a detailed block diagram of a home automation apparatus using a mobile device according to an embodiment of the present invention. Referring to this, the remote control function of the home controller will be described in more detail as follows.

The home controller 220 includes an infrared transmitter 221A and an IR blaster 221B, a high frequency transmitter 222, an access point 223, a serial communication unit 224A, a relay signal transmitter 224B, and a detection signal input unit. 224C and an infrared signal input section 224D. The access point 223 includes a wide area network (WAN) communication unit 223A, an Ethernet communication unit 223B, and an access point function unit 223C.

The WAN communication unit 223A receives and processes an Internet network control command input from a user through the Internet. The Ethernet communication unit 223B receives and processes an Ethernet network control command input from the PC 261 of the user through the Ethernet network. The access point function unit 223C receives and processes the Wi-Fi network control command input from the smart phone 281 or the smart pad 282 through the Wi-Fi communication network, and transmits the Wi-Fi driving control signal accordingly. The detection signal input unit 224C receives and processes an illumination detection signal and an image detection signal input from the sensor unit 210. The infrared signal input unit 224D receives and processes the infrared signal input from the remote controller 254.

Each of the internal components of the home controller 220 remotely controls the driving of various home appliances in the home according to the control command or the detection signal received and processed through each unit as follows.

The infrared transmitter 221A transmits an infrared drive control signal for controlling the drive of home appliances. The infrared blaster 221B integrates TVs 231, DVD players 232, and heating / heating systems 233, which are different kinds of home appliances, in response to the infrared drive control signal transmitted from the infrared transmitter 221A. Infrared drive control signal for controlling by the transmission. The high frequency transmitter 222 transmits a high frequency driving control signal for controlling the driving of the home appliances of the home appliance unit 240. The access point function unit 223C transmits a Wi-Fi driving control signal for controlling the driving of the home appliances of the home appliance unit 240. The serial communication unit 224A outputs driving control signals to the lighting device 251 and the image projector 252 using serial communication such as RS232, RS485, and DMX512. The relay signal transmitter 224B outputs a relay drive signal for driving the motor. An example of a device driven by the electric motor may include an image screen 253. In addition, there are an electric curtain, a blind, an electric elevation, a power distributor, and the like.

The RF extender 271 extends the transmission range of the high frequency drive control signal transmitted from the high frequency transmitter 222 so that home appliances of the home appliance unit 240 receive the high frequency drive control signal at a predetermined intensity or more. Do it. Similarly, the WIFI extender 272 extends the transmission range of the Wi-Fi driving control signal transmitted from the access point function unit 223C of the access point 223 to provide home appliances of the home appliance unit 240. The Wi-Fi driving control signal may be received at a predetermined intensity or more.

For reference, in FIG. 1 and FIG. 2, various home appliances are not limited to special home appliances, but are shown by way of example.

3 is a detailed block diagram of the controllers 120A and 220A provided in the home controllers 120 and 220 in FIGS. 1 and 2, as shown in FIG. 320, an Ethernet controller 331, an access point module 332, and a plurality of input / output paths.

The central processing unit 310 remotely controls the driving of each home appliance through a plurality of input / output paths according to a driving program stored in the memory 320 as shown in FIGS. 1 and 2. Note that the access point module 332 is included in the control unit 120A, 220A. Accordingly, the central processing unit 310 may transmit remote driving control signals for home appliances through wireless, WAN, and Ethernet through the Ethernet controller 331 and the access point module 332.

 The controller 220A of the home controller 220 learns the infrared signal input from the remote controller 254 and builds a database. The infrared signal learning process is described below with reference to FIG. 4.

First, when the learning mode for the infrared code is started, after performing an initialization operation, receiving a learning command from the user and starting infrared signal learning (S401-S403).

Collecting IR data of the infrared signal received from the remote control 254 and detects the carrier frequency (S404-S408).

Thereafter, the IR code is extracted by analyzing the collected IR data (S409-S413).

If the infrared code extraction is successful, the above learning is started on the next infrared signal (S414, S415).

By repeating the above-described infrared signal learning process, if the learning is completed for the desired infrared signal, the result is reported and terminated (S416).

When the above-described infrared signal learning process is completed, the home controller 220 is connected through the terminal of the PC 261, the smartphone 281 or the smart pad 282, and then the application or the HMI (Human Machine Interface). The authoring tool sets (links) a corresponding drive control signal (eg, power on, power off, volume up, volume down, etc.) corresponding to the IR data.

In the embodiment of the present invention, as described above, when transmitting the wireless drive control signal to the home appliances, for example, the home appliances of the home appliance unit 240, or the wireless drive signal for status monitoring each other Transmit with different data packets (eg WIFI, RF). The reason for doing this is to prevent interference between driving control signals.

A generation process of the data packet as described above will be described with reference to FIG. 5.

First, after performing an initialization operation, it waits for data to be input in a command (CMD) standby mode (S501-S504).

In this state, when data is input, different data packets are generated and transmitted to the corresponding home appliances (S505 and S506).

On the other hand, Figure 6 (a) shows a single unit diagram of the infrared blaster (IR Blaster) shown in Figures 1 and 2, Figure 6 (b) shows a coupling degree of the infrared blaster.

Referring to FIG. 6A, a Wi-Fi antenna 612 and a high frequency antenna 613 are installed at a lower distance under the rectangular home controller 611.

A round disc 621 is coupled to the lower portion of the home controller 611 by a coupling means such as a screw, and a through hole is formed in a corresponding surface of the Wi-Fi antenna 612 and the high frequency antenna 613, so that the Wi-Fi antenna ( 612 and a high frequency antenna 613 are exposed to the outside of the round disc 621.

An infrared blaster PCB 631 is fixedly coupled between the Wi-Fi antenna 612 and the high frequency antenna 613 of the round disc 621.

The combined home controller 611, the round disc 621, and the PCB for the infrared blaster 631 are embedded in the ceiling 661, and a hemispherical cover 641 is provided on the ceiling 661. It is coupled to the screw 662 to be exposed.

The hemispherical cover 641 is provided with an infrared transmitting element 651 at a predetermined distance.

Accordingly, since the infrared signal output from the infrared blaster PCB 631 is radiated to various places in the room through the Wi-Fi antenna 612 and the infrared transmitting element 651 sequentially, even home appliances located anywhere in the room have sufficient intensity. It is possible to receive the infrared signal.

On the other hand, Figure 7 is a block diagram of a home automation device using a mobile device according to another embodiment of the present invention, as shown therein, includes a home controller 720 installed indoors and a web server 710 installed outdoors. . The web server 710 stores information for user authentication.

Accordingly, the user may directly access the web server 710 using the smart phone 741 or may access the web server 710 through the Internet from the PC 742. In this state, the user may access the home controller 720 after passing through a series of authentication procedures to issue or monitor a driving control command to any home appliance among the home appliances 731-735.

In addition, by using the smart phone 741 or PC 742 as described above from the outside through the web server 710 to the home controller 720 for remote control of the home appliances (731-735) Schedules can be set or monitored.

In addition, the home controller 720 may access an external FTP server (not shown in the drawing) through the Internet to download a higher version of the software and always keep it up to date. The home controller 720 may have various methods of downloading higher-level software from the FTP server. If a smooth download is desired, other users may access the FTP server in the early morning when rarely accesses the higher-level version. It is desirable to be programmed to download the software.

Meanwhile, FIG. 8 illustrates an embodiment in which a home controller installed in a certain household is paired with a Wi-Fi extender or a high frequency extender installed in the same home.

The home controller 810 installed in a home is paired by sharing a secret key with the Wi-Fi extenders 811-814 installed in the same space. Similarly, the home controller 820 installed in another home is paired by sharing another secret key with the Wi-Fi extenders 821-824 installed in the same space. The Wi-Fi extenders 811-814 and 821-824 are not fixed as Wi-Fi extenders but may be replaced by high-frequency extenders or other extenders.

By doing so, it is possible to prevent the interference caused by the Wi-Fi extender or the high-frequency extender installed in any home and the home appliances installed in other adjacent homes.

9 illustrates a pairing process of the home controller.

Referring to FIG. 9, the home controller 901 transmits a secret key to the Wi-Fi (or high frequency) module 902. In this regard, the Wi-Fi module 902 transmits a series of secret data for setting a secret key to the Wi-Fi (or high frequency) extender 903.

Subsequently, the Wi-Fi extender 903 stores the secret data transmitted from the Wi-Fi module 902 and then transmits an acknowledgment signal ACK to the Wi-Fi module 902. In contrast, the Wi-Fi module 902 transmits an acknowledgment signal (ACK) to the home controller 901, and the pairing process is terminated.

The home controller according to the present invention provides various graphic images, provides a schedule setting function through a timer alarm, and provides various scenes. In addition, the home controller provides data registration, state storage, and backup functions through interworking with a server. The home controller establishes a communication protocol via ModBus TCP and ModBus Serial, and provides a controller access function for user authentication.

FIG. 10A illustrates a main screen of a home controller according to the present invention, and FIG. 10B illustrates a screen in which an individual setting mode selected on the main screen is selected and a home theater is selected in the individual setting mode. An example is shown. In this case, as shown in FIG. 10B, it can be seen that a direction key and various control keys for controlling the home theater are provided.

11 (a) and 11 (b) show examples of screen operations of a home controller according to the present invention. As shown in (a) of FIG. 10, a menu (icon) for selecting various home appliances is displayed on the main screen, and in such a state, when an arbitrary home appliance, for example, an LCD TV is selected, the first screen for controlling the LCD TV is shown. The first page is displayed as shown in Fig. 10B.

The home controller (GWC) according to the present invention controls or monitors home appliances using ModBus TCP, ModBus Serial, which is a network communication protocol used in industrial equipment. To this end, the home controller (GWC) includes a ModBus ID, Function Code, Address (High), Address (Low), Value (High) and Value (Low) as a format diagram of a basic packet as shown in FIG. do. 12 (b) shows a scenario of device control and monitoring for ModBus communication between an external terminal and a home controller (GWC).

110,210: sensor unit 120,220: home controller
121221B: Infrared Blaster 121221A: High Frequency Transmitter
123,223: access point 131,231: TV
132,232: DVD 133,233: Heating and cooling system
140,240: home appliance section 151: high frequency extender
152: Wifi Extender 161,281: Smartphone
162,282: Smart Pad

Claims (9)

In the home automation system using a mobile device having a home controller for remote control of heterogeneous home appliances installed in the home,
The home controller
In the home in response to an illumination detection signal and an image detection signal input from the sensor unit, an Internet network control command input through the Internet network, an Ethernet network control command input through the Ethernet network, or a Wi-Fi control command input through the Wi-Fi network. A control unit for outputting an infrared drive control signal, a high frequency drive control signal, and a Wi-Fi drive control signal for controlling driving of various installed home appliances;
An access point for receiving and processing the Internet network control command, the Ethernet network control command, and the Wi-Fi network control command and transmitting a Wi-Fi driving control signal;
An infrared transmitter for transmitting an infrared drive control signal in response to the control command;
An infrared blaster transmitting an infrared drive control signal for integrated control of heterogeneous home appliances in response to the infrared drive control signal transmitted from the infrared transmitter; And
And a high frequency transmitter for transmitting a high frequency driving control signal in response to the control command.
The home controller operates in conjunction with a high frequency extender to extend the transmission range of the high frequency drive control signal transmitted from the high frequency transmitter to allow the heterogeneous home appliances to receive the high frequency drive control signal by a predetermined intensity or more. Home automation system using a mobile device having a home controller, characterized in that.
delete The Wi-Fi extender of claim 1, wherein the home controller extends a transmission range of the Wi-Fi driving control signal transmitted from the access point to allow the heterogeneous home appliances to receive the Wi-Fi driving control signal at a predetermined intensity or more. Home automation system using a mobile device having a home controller, characterized in that the operation in conjunction.
The method of claim 1, wherein the controller collects infrared data by learning an infrared signal received from a remote controller, and then sets a corresponding driving control signal corresponding to the infrared data by using an application or a human machine interface (HMI) authoring tool. Home automation system using a mobile device having a home controller, characterized in that.
The method of claim 1, wherein the infrared blaster
A home controller embedded in the ceiling;
A disc coupled to the bottom of the home controller;
A PCB for infrared blaster (PCB) installed below the disc to protrude from the ceiling;
A hemispherical cover coupled to the lower side of the infrared blaster for the PCB; And
Home automation system using a mobile device having a home controller, comprising: at least one infrared transmitting element installed at a predetermined distance to the hemispherical cover.
The home automation system using a mobile device having a home controller according to claim 5, wherein a Wi-Fi antenna and a high frequency antenna are installed below the home controller.
The home controller of claim 1, wherein the home controller is connected to a web server, and the web server performs authentication by using user authentication information when a user requests access to the home controller. Home automation system using a mobile device.
The mobile device of claim 1, wherein the home controller is paired with the heterogeneous home appliances installed in the same space as the home controller and does not cause confusion in home appliances of other spaces. Home automation system.
The home automation system according to claim 8, wherein the home controller is paired with the heterogeneous home appliances using secret data.

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