KR20060110074A - Integrated remote controller system using short-distance wireless communication module - Google Patents

Abstract

An integrated remote controller system using a short distance wireless communication module is provided to allow a local user to conveniently control and use a device through short distance wireless communication at home. A wireless short distance coordinator module(410) controls a device having a wireless short distance node module. A PLC(Power Line Communication) control module(420) controls a home device according to a PLC method. A gateway module(430) stores control menu data of each device and stores state information of each device in real time. A wireless short distance integrated remote control module(300) receives, stores, and displays the control menu data and the state information, and requests the wireless short distance coordinator module(410) to control an operation of a device according to a user input. A control unit and the wireless short distance integrated remote control module(300) include fields of a message header, a message length, a message type, a message body, and a message tail, and the message body field transmits/receives a message of a format consisting of an N-byte message field and a 1-byte checksum field.

Description

Integrated Remote Controller System Using Short-Distance Wireless Communication Module

1 is a block diagram of an integrated remote control system for explaining the present invention;

2 is a diagram illustrating a transmission and reception message format format between a remote control module and a control unit according to an embodiment of the present invention;

3 is a diagram illustrating a message type and a data structure of a menu data transmission request message of a remote controller module according to an embodiment of the present invention;

4 is a view showing a message type and a data structure of a menu data transmission message of a control unit according to an embodiment of the present invention;

5 is a diagram showing an example of generation of a device control code according to an embodiment of the present invention;

6 is a view showing a message type and a data structure of a confirmation message for menu data transmission of a remote control module according to an embodiment of the present invention;

7 is a view showing a message type and a data structure of a device state data transmission request message of a remote control module according to an embodiment of the present invention;

8 illustrates a message type and a data structure of a device state data transmission message of a control unit according to an embodiment of the present invention;

9 is a diagram illustrating a message type and a data structure of a device operation control request message of a remote control module according to an embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

100: wireless short range control device

200: power line control device

300: wireless short-range integrated remote control module

410: wireless near coordinator module

420: PLC Control Module

430 gateway module

The present invention relates to an integrated remote control system using a short range wireless communication module, and more particularly, a message according to a specific data transmission / reception format format between a wireless short range integrated remote control module and a control unit in order to control the operation of the device according to a request of the remote control module. It relates to an integrated remote control system using a short range wireless communication module for transmitting and receiving.

Home networking technology is largely divided into wired and wireless, and various technologies and standards exist, and the need for integrated standards is increasing day by day. Looking at the existing wired and wireless home networking technologies, there are Ethernet, home PNA, power line communication (PLC), IEEE1394, etc.Wireless is wireless LAN (WLAN), ultra-wideband communication (UWB), home RF, Zigbee (Zigbee).

Among the existing digital home networking methods, power line communication (PLC) is a method of converting a communication signal into a high frequency signal of 100 kH to 30 MHz by using a power line installed in a home or office and transmitting the signal using a high frequency filter. ZigBee is one of the hottest wireless home networking technologies in recent years. It can transmit data at speeds of 250kbps within a radius of 30m and can connect 255 devices to a wireless network.

On the other hand, the conventional digital home network technology as described above is mainly developed to focus on controlling the devices in the home remotely from the outside, when the user needs to control the device in the actual home, the user directly by hand There is a disadvantage that it is very cumbersome and inconvenient because it is necessary to control the device or to view and control the menu screen using a television or a personal computer.

Accordingly, the present invention is to solve the above-mentioned disadvantages and problems of the prior art, a local user rather than a remote user in the digital home network premises to control and use the device more conveniently using the near field communication in the actual premises An object of the present invention to provide an integrated remote control system using a wireless communication module to enable.

The above object of the present invention is a system that enables local control of a digital home network indoor device through a remote control, comprising: a wireless local coordinator module for controlling a device having a wireless local node module; PLC control module for controlling the indoor devices by the power line communication method (PLC), and a control unit installed in the home consists of a gateway module for storing the control menu data for each device, and stores the status information of each device in real time; ; Receives, stores, and displays control menu data and status information stored in the gateway module through short-range wireless communication with a wireless short-range coordinator module of the control unit, and to the wireless short-range coordinator module according to a user input for controlling the device. A wireless short-range integrated remote control module for requesting operation control of a device; The control unit and the wireless short-range integrated remote control module includes a message header, a message length, a message type, a message body, a message tail field, and the message body field includes N message fields and 1 byte. It is achieved by an integrated remote control system using a short range wireless communication module that communicates by transmitting and receiving a message in a format consisting of a checksum field of bytes.

Details of the above object and technical configuration of the present invention and the resulting effects thereof will be more clearly understood from the following detailed description based on the accompanying drawings.

First, Figure 1 is a block diagram of an integrated remote control system for explaining the present invention.

The integrated remote controller system to be implemented in the present invention is a wireless local area control device 100 installed in a wireless home node module, which is a digital home network home device, and controlled by short-range wireless communication, and power line control capable of controlling power line communication. A system for controlling the device 200, comprising: a wireless local area coordinator module 410 for controlling the wireless local node module, a PLC control module 420 connected to the power line control device 200 by a power line, and a user interface. It includes a gateway module 430 to provide, and comprises a wireless short-range integrated remote control module 300 for requesting the device operation control of the local user, each component is installed or located in the home.

The short range coordinator module 410 is in charge of controlling the short range wireless device 100 in which the short range node module is installed, and transmits device status information to the wireless short range integrated remote control module 300, and inputs a user's input. According to the wireless short-range integrated remote control module 300 receives the device operation control request information.

In addition, the wireless short-range coordinator module 410 receives the device status information from the wireless local node module and transmits the device status information to the gateway module 430, when the device status information is requested from the wireless short-range integrated remote controller module 300, the gateway module ( Obtaining the information from the 430, and transmits to the wireless short-range integrated remote control module 300.

The PLC control module 420 is a module for controlling a device 200 connected through a power line by a power line communication method (PLC), and provides status information of the power line control device 200 to the gateway module 430. The operation state of the device 200 is controlled according to a request from the module 430.

The gateway module 430 provides a user interface, stores device-specific control menu data for controlling the indoor devices 100 and 200, and stores state information of each device in real time.

The wireless local area remote controller module 300 is a module capable of short-range wireless communication with the wireless local area coordinator module 410. The wireless local area coordinator module 410 stores control menu data and state information stored in the gateway module 430. Received from the storage and display, and requests the wireless local coordinator module 410 to control the operation of the device according to a user input for controlling the device.

Meanwhile, when the wireless local coordinator module 410, the wireless local node module, and the wireless local area integrated remote controller module 300 are Zigbee modules, the wireless local area coordinator module 410 may be a wireless local node module and a wireless local area integrated remote controller module 300. ) And wireless communication according to the IEEE 802.15.4 standard.

The structure of the inter-module transmit / receive message in the integrated remote controller system as described above will be described with reference to FIGS. 2 to 9. Hereinafter, for convenience of description, the wireless local coordinator module 410, the PLC control module 420, and the gateway module 430 will be collectively referred to as a control unit.

In order to explain the transmission and reception message, the operation of the control unit and the wireless short-range integrated remote control module 300 in the integrated remote control system will be described briefly. First, the control unit and the integrated remote control module 300 are first initialized for device control. , The communication function is set, and when the setting of the communication function is completed, the control unit should set menu data of devices to be controlled by the remote control module 300 in the remote control module 300. Then, when the setting of the menu is completed, it is possible to control the indoor device from the remote control module 300.

2 is a diagram illustrating a transmission and reception message format format between a remote control module and a control unit according to an embodiment of the present invention.

Message transmission and reception format format between the remote control module 300 and the control unit is a transmission and reception format format for device control between the gateway module 430 and the wireless local coordinator module 410, or between the gateway module 430 and the PLC control module 420. Follow the same format of transmission and reception for device control.

When the message type corresponds to a transmission / reception message type between the gateway module 430 and the remote controller module 300, the wireless local coordinator module 410 bypasses and transfers the message type to the gateway module 430.

The transmission and reception message format between the control unit and the wireless short range remote control module 300 includes a message header, a message length, a message type, a message body, and a message tail field as shown in FIG. 2.

The message hair, message length, message type, and message tail fields are each composed of 1 byte, and the message body field is composed of an N byte message field and a 1 byte checksum field.

Here, the checksum value is a value calculated according to the content of the packet. The checksum value is calculated by calculating a checksum of the data received at the data receiving side and confirming whether the value matches the transmitted checksum value and confirming whether it is correctly received.

Next, FIGS. 3 to 6 relate to messages required in the process for setting menu data between the control unit and the remote controller module 300.

First, FIG. 3 is a diagram illustrating a message type and a data structure of a menu data transmission request message of a remote controller module according to an embodiment of the present invention, and FIG. 4 is a menu data transmission message of a control unit according to an embodiment of the present invention. Shows a message type and a data structure.

The wireless short-range integrated remote control module 300 requests transmission of device-specific menu data to the control unit, and the message to be transmitted is a message transmitted from the remote control module 300 to the gateway module 430 of the control unit as shown in FIG. 3. The message data structure is a null frame.

In addition, the control unit should transmit the device-specific menu data to the wireless short-range integrated remote controller module 300 in response to the message, and the menu data transmission message has a 2-byte device structure as shown in FIG. 4. It consists of a code field consisting of a code value and an output menu field consisting of a 16-byte string.

The code value refers to a value used for outputting device status and control value between the control unit and the remote control module 300, and the character string refers to a selection menu to be output on the LCD screen of the remote control.

The string and the code are correlated and do not have a fixed value. That is, the value varies depending on the type and quantity of each control target device installed in the home.

In addition, the code is generated by the gateway module 430 according to a separate generation tool. When the gateway module 430 completes the menu data transmission of the remote controller, the code value is set to '0 * FFFFFF' and the remote controller module ( 300) to inform the completion of the transmission.

FIG. 5 is a diagram illustrating an example of generating the device control code, and the gateway module 430 variably generates the device control code according to the device type in the same format as the table of FIG. 5 according to a specific generation rule.

As shown, the device control code is a combination of a code representing a device group, a code representing a device type, a code representing a main menu, and a code representing a submenu.

The device group may be classified as an information appliance or an information appliance, and in the embodiment, a code value '1' is assigned to the information appliance and a code value '2' is assigned to the information appliance.

The device type is a sub-concept of the device group. The code type '1' is assigned to the air conditioner belonging to the information appliance, the code value '2' is assigned to the washing machine, and the code value '3' is assigned to the boiler. Code values 1 to 3 are sequentially assigned to the lamps, gas valves, door locks, and the like, as described above.

In addition, the main menu is a menu for controlling the air conditioner such as power, operation mode, set temperature, air volume selection, left and right wind direction, up and down wind direction, air purification, reservation on, reservation off, and so on. , The sub menu is a sub group of the main menu, and the sub menu for the power main menu is on, off, and the sub menu for the main menu of the operation mode is stop, standard cooling, strong dehumidification, artificial intelligence, etc. Submenu items for are assigned sequentially from code value 1.

As described above, the device control code is generated by combining the respective code values for the device group, the device type, the main menu, and the sub menu.

Next, FIG. 6 is a diagram illustrating a message type and a data structure of a confirmation message for menu data transmission of a remote controller module according to an embodiment of the present invention.

When the remote control module 300 receives the menu data from the control unit, the remote control module 300 should return a confirmation message including the reception result to the control unit.

At this time, the confirmation message transmitted to the control unit is allocated to a code field of 2 bytes allocated to the code value included in the message received from the control unit, and a result value indicating whether or not the normal reception, as shown in FIG. It contains one byte result field.

That is, when the remote control module 300 normally receives the menu data from the control unit, the remote controller module 300 may return the received code value and the result value (OK: 0 * 1, NOK: 0 * 0) to the control unit to proceed the next procedure. Make sure

Next, FIGS. 7 and 8 relate to a message for transmitting device state data, and FIG. 7 is a message type and data structure of a device state data transmission request message of a remote controller module according to an embodiment of the present invention. A message type and data structure of a device state data transmission message of a control unit according to an embodiment of the present invention are shown.

The wireless short-range integrated remote controller module 300 selects a sub-menu by requesting the status of the corresponding device from the control unit when a specific device type (air conditioner, washing machine, lamp, gas valve, etc.) is selected by the user's menu operation. In this case, the current state of the device can be output.

At this time, the wireless short-range integrated remote control module 300 requests device status data by transmitting a message having the structure as shown in FIG. 7 to the control unit, and the message is composed of a 2-byte code field indicating a specific device type.

The control unit transmits a device status data transmission message to the wireless short range integrated remote controller module 300 as the status data of a specific device is requested from the wireless short range integrated remote controller module 300, and the device status data transmission message is As shown in FIG. 8, a code number field indicating the number of gadgets of a corresponding device state type and a code value field for each code are included.

The status of the device is transmitted through the above message at the same time.

Finally, FIG. 9 is a diagram illustrating a message type and a data structure of a device operation control request message of a remote controller module according to an embodiment of the present invention.

The wireless short-range integrated remote controller module 300 transmits a device operation control request message to the control unit according to a user's menu operation, and the device operation control request message indicates the number of gadgets of the corresponding device state type as shown in FIG. 9. It consists of a code number field and a code value field for each code.

As those skilled in the art to which the present invention pertains may implement the present invention in other specific forms without changing the technical spirit or essential features, the embodiments described above should be understood as illustrative and not restrictive in all aspects. Should be. The scope of the present invention is shown by the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. do.

Therefore, according to the integrated remote control system using the short range wireless communication module of the present invention, the user can control the device more conveniently in the home by using the integrated remote control capable of wireless short range communication instead of a television or a personal computer. There is an effect that can be integrated control of the device and the device of the power line control method.

Claims (7)

A system that enables local control of digital home network premises equipment through a remote control, comprising a wireless local coordinator module and a premises equipment for power line communication. A control unit installed in the premises including a PLC control module for controlling by a PLC and a gateway module for storing control menu data for each device and storing state information of each device in real time; Receives, stores, and displays control menu data and status information stored in the gateway module through short-range wireless communication with a wireless short-range coordinator module of the control unit, and to the wireless short-range coordinator module according to a user input for controlling the device. A wireless short-range integrated remote control module for requesting operation control of a device; It is made, including The control unit and the wireless short-range integrated remote control module, It consists of a message header, a message length, a message type, a message body, and a message tail field. The message body field transmits and receives a message having a format consisting of an N byte message field and a 1 byte checksum field. Integrated remote control system using a short-range wireless communication module, characterized in that. The method of claim 1, The wireless short-range integrated remote control module transmits a null frame message for requesting transmission of device-specific menu data to the control unit. The control unit may include a message body field including a code field used for outputting device status and control value between the control unit and the remote controller module and an output menu field including a character string corresponding to a selection menu to be output on the LCD screen of the remote controller. Integrated remote control system using a short-range wireless communication module, characterized in that for transmitting the menu data for each device to the wireless short-range integrated remote control module using a message having. The method of claim 2, The gateway module of the control unit, Combining a code representing a device group, a code representing a device type, a code representing a main menu, and a code representing a submenu to generate a code used for outputting device status and transferring control values between the control unit and the remote control module. Integrated remote control system using a short range wireless communication module characterized in that. The method of claim 2, The wireless short-range integrated remote control module, When receiving the menu data from the control unit, the control unit receives a confirmation message including a code field assigned to a code value included in the message received from the control unit and a result field assigned to a result indicating whether or not it is normally received. Integrated remote control system using a short-range wireless communication module, characterized in that for returning. The method of claim 1, The wireless short-range integrated remote control module, When a specific device type is selected by the user's menu operation, a device status data request message consisting of a code field indicating a specific device type is transmitted to the control unit so that the current state of the device is output when the user selects a lower menu. Integrated remote control system using a short-range wireless communication module, characterized in that to enable. The method of claim 1, The control unit, When the state data of a specific device is requested from the wireless near field integrated remote controller module, a device state data transmission message including a code number field indicating the number of pieces of device state types and a code value field for each code is transmitted to the wireless near field remote controller module. Transmitting, integrated remote control system using a short-range wireless communication module, characterized in that for transmitting all the status of the device at a time. The method of claim 1, The wireless short-range integrated remote control module, Integrating using a short-range wireless communication module, characterized in that for transmitting a device operation control request message consisting of a code number field indicating the number of gadgets of a corresponding device state type and a code value field for each code according to a user's menu operation. Remote control system.

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