KR0170149B1 - Bidirectional remote controller using download method - Google Patents

Abstract

The present invention relates to an adaptive two-way remote controller using a download method and a driving control method thereof. When a user presses a download key provided in a keypad, an ID discrimination unit is driven and a ROM table stored in the corresponding device is retrieved. The device is received by the light receiver of the remote controller through the light emitter of the device, and is then stored in the NV-RAM. In this case, the ID of the corresponding device in the ROM table received by the light receiver is matched with a driving command stored in the NV-RAM and stored in the matching table. Thereafter, when the user presses a select key for selecting the corresponding device stored in the NV-RAM, the NV-RAM is selected based on the selection signal of the selection unit, and is withdrawn from the NV-RAM based on the selection signal from the selection unit. The parallel drive command is converted into a serial drive command through the P / S converter, converted into a corresponding infrared signal by the converter, and then sent to the corresponding device through the light emitting unit, so that the drive command is not stored in the plurality of ROMs. The ROM table of other devices can be downloaded and stored in NV-RAM to perform desired functions of other devices, thereby further enhancing user convenience.

Description

Adaptive bidirectional remote controller using download method and its driving control method

1 is a schematic block diagram of an adaptive two-way remote controller using a download scheme according to a preferred embodiment of the present invention.

2 is a flowchart illustrating an operation of downloading a ROM table of a corresponding device according to a preferred embodiment of the present invention.

* Explanation of symbols for main parts of the drawings

100: keypad 120: ROM

123: NV-RAM 130: P / S converter

140: converter 150: light emitting unit

160: light receiving unit 170: ID identification unit

172: decoder 174: selection unit

The present invention relates to a remote controller widely used in A / V (AUDIO / VIDEO) devices and office equipment, and more particularly, to download a ROM table of a corresponding device (DOWN-LOAD). The present invention relates to an adaptive two-way remote controller and a driving control method using the download method that can perform the function of the corresponding device.

Typically, various A / V devices (for example, TV, V-Cal, etc.) and office devices (for example, computers, faxes, etc.) have various switches for allowing a user to directly control or operate the device. However, as part of a method for further improving user convenience in response to user's needs in recent years, such various A / V devices or office devices have remote control by remote control. The system which makes it possible is employ | adopted.

That is, a control signal (generally an infrared signal) from a remote control unit is transmitted and input to the corresponding device, and an operation corresponding thereto based on the control signal of the microcomputer embedded in the corresponding device based on the control signal, eg For example, the device can be turned on / off, volume control, channel switching, and color adjustment.

On the other hand, in recent years, with the development of the electronics industry, the spread of A / V equipment and office equipment has been rapidly spreading, and the number of remote controllers for remote control of each equipment is also various according to the spread of these various equipment. It is increasing rapidly. For example, in one home, each remote control according to a television remote control, a microwave remote control, a personal computer remote control, or the like is provided for each device.

As described above, the provision of a remote controller for each device is not desirable in terms of economical aspect or manufacturing cost of the device, and is not preferable in view of manufacturing cost for each device. The use causes confusion and hassle for the user. Therefore, these unnecessary waste elements and user's hassles must be solved in some form.

On the other hand, research on a remote controller capable of controlling each function of a plurality of devices is continuously conducted in the field of the user relating to the remote control, and the present invention is part of the research, which is stored in a ROM in a device to be controlled. Adaptive bidirectional using download method that downloads ROM table and saves to NV-RAM (NOT-VOLATILE RANDOM ACCESS MEMORY) in remote controller, and then retrieves drive command and sends it to the device. The purpose is to provide a remote controller.

Another object of the present invention is to provide a driving control method of a bidirectional remote controller that stores a ROM table downloaded from a device to be controlled in an NV-RAM and performs a desired function of the corresponding device using the ROM table.

According to an aspect of the present invention for achieving the above object, a keypad for generating a key signal corresponding to the user's manual operation, a plurality of memory elements for storing each drive command for a plurality of devices, and Conversion means for converting a parallel drive command selectively drawn out from a plurality of memory elements into a serial drive command and then converting the same into an infrared signal, and converting the infrared signal from the conversion means into a corresponding one of the plurality of devices; Light emitting means for transmitting to the device, light receiving means for receiving an infrared signal for the ID of the corresponding device transmitted from the corresponding device, and decoding the infrared signal for the ID of the corresponding device into the corresponding device ID After matching each driving command stored in a memory device with the ID of the corresponding device, the keypad A bidirectional remote controller configured with an ID discrimination means for selecting a memory element corresponding to the key signal among the plurality of memory elements in response to a selection key signal from the device, wherein the keypad is not stored in the plurality of memory elements. A download key for downloading a driving command of the device, and when the infrared signal for download is transmitted from the remote controller, the other device draws out the ROM table stored in the ROM in the other apparatus and sends it to the light receiving means of the remote controller. Storage means for storing the ROM table of the other device received by the light receiving means and then providing a drive command corresponding to the function key signal from the keypad to the converting means based on a selection signal from the ID discriminating means; Characterized in that further comprises a An adaptive two-way remote controller using the download method is provided.

According to another aspect of the present invention for achieving the above object, in the drive control method of the remote controller to download the ROM table for a plurality of devices to perform the function of the desired device, when the download key signal is generated from the keypad A first step of driving an ID discriminating unit, extracting a driving command corresponding to a download key signal from the keypad, converting the drive command into an infrared signal, and transmitting the same to another desired device among the plurality of devices; In response to the infrared signal transmitted from the remote control unit receives the ROM table sent from the light emitting means of the other device and stores it in the NV-RAM, and the end signal sent from the other device is received on the light ID drawing A second step of stopping the driving and the keypad according to a user's manual operation Selects the NV-RAM based on a discrimination signal of the ID discrimination unit when a selection key for selecting the other device is inputted from the card; and if the desired function key of the other device is input from the keypad, the NV-RAM is selected from the keypad. And a third step of extracting a driving command corresponding to the function key, converting the driving command into an infrared signal corresponding to the corresponding function key, and then transmitting the same to a light receiving unit of the other device.

The above and other objects and various advantages of the present invention will become more apparent from the preferred embodiments of the present invention described below with reference to the accompanying drawings by those skilled in the art.

On the other hand, the prerequisite for implementing the present invention is that if the device has a light emitting unit and an infrared signal corresponding to the download key signal is sent from the light emitting unit of the remote controller to the corresponding device, the device is stored in the ROM in the device. The ROM table is withdrawn and transmitted to the remote controller through the light emitting unit of the corresponding device. When all the ROM tables are transmitted from the corresponding device, the end signal should be sent to the remote controller through the light emitting unit of the corresponding device.

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

FIG. 1 is a schematic block diagram of an adaptive bidirectional remote controller using a download method according to a preferred embodiment of the present invention. The keypad 100, the plurality of ROMs 120, the NV-RAM 123, and the P / S are shown in FIG. The conversion unit 130, the converter 140, the light emitting unit 150, the light receiving unit 160, and the ID discrimination unit 170 are included.

In the same figure, the keypad 100 generates a function key signal corresponding to a desired function key when it is pressed externally, that is, by a user's manual operation, and provides it to the plurality of ROMs 120 and the NV-RAM 123, respectively. In particular, when the download key for downloading the ROM table of the corresponding device is increased by manual operation of the user, the corresponding download key signal is transmitted to any one ROM among the plurality of ROMs (in the embodiment of the present invention, the first ROM ( 121).

In addition, the plurality of ROMs 121 and 122 store driving commands for IDENTIFICATION of each of the plurality of devices, of which the first ROM 121 is a driving command for performing the original function of the remote controller and the corresponding device. The driving command for downloading to download the ROM table of the memory is stored, and the driving commands stored in each of the plurality of ROMs 120 and the NV-RAM 123 are typically stored in parallel.

On the other hand, the plurality of ROMs 121 and 122 extract driving commands corresponding to the function key signals from the keypad 110 and provide them to the P / S converter 130, respectively. In this case, the P / S converter 130 Each driving command provided to) is provided to the P / S converter 130 after one driving command is selected based on the selection signal from the selecting unit 174 to be described later.

In addition, the NV-RAM 123 is a nonvolatile memory device. The NV-RAM 123 continuously stores memory contents unless a user presses an ERASE key provided in the keypad. The ROM table of the corresponding device is stored through the light receiving unit 160, and when a function key by a user's manual operation is pressed, the driving command of the corresponding device is retrieved and provided to the P / S conversion unit 130.

In addition, the P / S converter 130 may be withdrawn from the plurality of ROMs 121 and 122 and the NV-RAM 123 to select one ROM or NV-RAM 123 based on the selection signal of the selector 174. ) Converts the parallel drive command from the () into a serial drive command, and the converter 140 converts the serial drive command converted by the P / S converter 120 into an infrared signal, and emits light 150. ) Transmits the infrared signal converted by the converter 140 to the light receiving unit of a corresponding device to be driven, not shown.

On the other hand, in FIG. 1, the light receiving unit 160 receives the infrared signal ROM table for the ID of the device transmitted from the light emitting unit of the corresponding device, not shown, and receives the end signal to receive the NV-RAM 123 and the ID. Each ROM unit is provided to the conversion unit 170. The ROM table refers to a table in which driving commands of the corresponding device are stored, and the end signal indicates infrared rays transmitted from the light emitting unit of the corresponding device when the ROM table is transmitted from the light emitting unit of the corresponding device. Say a signal.

The ID determiner 170 includes a decoder 172 and a selector 174, and the decoder 172 corresponds to an infrared signal and a ROM table corresponding to the ID of the corresponding device received by the light receiver 160, respectively. Decoded by the ID of the device to provide to the selection unit 174, the selection unit 174 stores a matching table in which the drive command stored in the plurality of ROM (121, 122) and the ID of the plurality of devices respectively matched At the same time, the ROM table of the corresponding device and the matching table matched with the ID of the corresponding device are stored.

Herein, when the selection signal is input from the keypad 100, the selection unit 174 uses the matching table stored in the selection unit 174 to input the keypad 100 among the plurality of ROMs 120 and the NV-RAM 123. A selection signal for selecting the memory elements 121, 122, and 123 in which a driving command corresponding to the selection signal from the memory is stored is generated to the plurality of ROMs 121 and 122 and the NV-RAM 123.

The operation of the adaptive two-way remote controller and the driving control method using the download method of the present invention composed of the above-described configuration will be described in more detail with reference to FIGS. 1 and 2.

First, when a user presses a download key provided in the keypad 100 to download a ROM table stored in a ROM of a device that is not stored in a plurality of ROMs in the remote controller (step 210), the corresponding download key signal. Is generated from the keypad 100, and a parallel driving command for download is drawn from the first ROM 121 and provided to the P / S converter 130.

At this time, the ID discrimination unit 170 is driven based on the download key signal generated from the keypad 100 (step 215), and the parallel driving command corresponding to the download key signal extracted from the first ROM 121 is P. The S / S converter 130 is converted into a series of driving commands and converted into an infrared signal through the converter 140, and then sent to the light receiving unit of the desired device through the light emitting unit 150 (step 220).

As described above, when an infrared signal corresponding to the download key signal is transmitted from the light emitting unit 150 of the remote controller, the ROM table stored in the ROM in the corresponding device is extracted and transmitted through the light emitting unit of the corresponding device. The ROM table of the corresponding device transmitted from the light emitting unit is received by the light receiving unit 160 of the remote controller, and the ROM table of the corresponding device received from the light receiving unit 160 is stored in the NV-RAM 123 (steps 225 and 230).

At this time, the ROM table of the corresponding device is input to the decoder 172, and the ID of the corresponding device stored in the ROM table and the driving command of the corresponding device stored in the NV-RAM 123 are matched with each other in the selection unit 174. Matches to the matching table respectively.

Then, when all the ROM tables of the corresponding device transmitted from the light emitting unit of the corresponding device are transmitted, the end signal is transmitted from the light emitting unit of the corresponding device, received by the light receiving unit 160 of the remote controller, and the ending signal received by the light receiving unit 160. Based on the ID driver 170, the operation stops (steps 235 and 240).

Next, when the user presses a selection key for selecting the corresponding device provided in the key feed 100 (step 245), a corresponding selection key signal is provided to the selection unit 174, and from the selection unit 174 The NV-RAM 123 is selected based on the selection signal of (step 250).

Therefore, when the user presses a desired function key, a corresponding function key signal is generated from the keypad 100, and the plurality of ROMs 121 and 122 and the NV-RAM correspond to the function key signal from the keypad 100. Parallel driving commands stored in 123 are respectively drawn out and provided to the P / S converting unit 130, which is selected by the selection signal from the selecting unit 174, i.e., from the NV-RAM 123. The parallel drive command is selected and provided to the P / S converter 130 (step 255).

Then, the parallel drive command drawn out from the NV-RAM 123 is converted into a series drive command through the P / S converter 130, and converted into an infrared signal through the converter 140, and then the light emitting unit. The transmission is sent to the light receiving unit of the corresponding device through 150 (step 260), and a desired function of the corresponding device is performed based on the infrared signal transmitted from the remote controller (step 265).

As described above, when the user presses the download key provided in the keypad 100, the ID determining unit 170 is driven and the ROM table stored in the corresponding device is drawn out to the light receiving unit of the remote controller through the light emitting unit of the corresponding device. After receiving the light, it is stored in the NV-RAM 123. At this time, the ID of the corresponding device in the ROM table received by the light receiving unit 160 and the driving command stored in the NV-RAM 123 are matched and stored in the matching table. Thereafter, when the user presses a selection key for selecting the corresponding device stored in the NV-RAM 123, the NV-RAM 123 is selected based on the selection signal of the selection unit 174, and the selection unit 174 is selected. Based on the selection signal from), the parallel drive command drawn from the NV-RAM 123 is converted into a series drive command through the P / S conversion unit 130 and converted into a corresponding infrared signal in the converter 140. It is converted and then sent to the corresponding device through the light emitting unit 150.

Therefore, according to the present invention, the ROM table of another device that does not have a driving command stored in the plurality of ROMs 121 and 122 can be downloaded and stored in the NV-RAM 123 to perform desired functions of other devices. Therefore, there is an effect that can facilitate the user's convenience.

Claims (2)

A keypad 100 for generating a corresponding key signal based on a user's manual operation, a plurality of memory elements 121 and 122 for storing respective driving commands for a plurality of devices, and the plurality of memory elements 121 And converting means (130, 140) for converting the parallel driving command, which is selectively drawn out from the reference numeral 122, into a serial driving command and then into an infrared signal corresponding thereto, and from the converting means (130, 140). Light emitting means 150 for transmitting an infrared signal of the plurality of devices to the corresponding device, light receiving means 160 for receiving an infrared signal for the ID of the corresponding device transmitted from the corresponding device, and the ID of the corresponding device. After decoding the infrared signal for the corresponding device with the ID of the device and then match each of the drive command stored in the plurality of memory elements (121, 122) and the ID of the keypad 100 In the bidirectional remote controller comprising an ID discrimination means (170) for selecting a memory element corresponding to the key signal among the plurality of memory elements (121, 122) corresponding to the selection key signal from the keypad 100, Has a download key for downloading drive commands of other devices not stored in the plurality of memory elements 121 and 122, and the other device has a ROM in the other device when an infrared signal for download is sent from the remote controller. Extracts the ROM table stored in the receiver and transmits the ROM table to the light receiving unit 160 of the remote controller, stores the ROM table of the other device received by the light receiving unit 160, and then selects the ID table from the ID discriminating unit 170. Storage for providing a drive command corresponding to a function key signal from the keypad 100 to the conversion means 130 or 140 based on the signal. Adaptive bidirectional remote controller using the download method, characterized in that configured by further comprising a stage (123). In the driving control method of the remote controller to download the ROM table for a plurality of devices to perform the function of the desired device, if the download key signal is generated from the keypad, the ID identification unit 170 is driven, and the download key signal A first step of extracting a driving command corresponding to and converting the same into an infrared signal, and then transmitting the same to a desired other device among the plurality of devices; Based on the infrared signal transmitted from the remote controller in response to the download key signal from the keypad 100, the ROM table received from the light emitting means of the other device is received and stored in the NV-RAM 123, and the other A second step of stopping driving of the ID determining unit 170 when an end signal transmitted from a device is received; When a selection key for selecting the other device is input from the keypad 100 based on a manual operation of a user, the NV-RAM 123 is selected based on the identification signal of the ID discrimination unit 170, and the When a desired function key of another device is input from the keypad 100, a drive command corresponding to the function key is extracted from the NV-RAM 123, converted into a corresponding infrared signal, and the light receiving means of the other device. Driving control method of the bidirectional remote controller, characterized in that consisting of a third step for transmitting.