JP3092372U - Remote control system - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To automatically switch a transmission mode of a remote control device for remotely operating a composite AV device to a mode corresponding to the operation mode of the composite AV device when an operation mode of the composite AV device is switched. To be able to SOLUTION: The operation mode of the composite AV device is switched,
A code signal of the switched operation mode of the composite AV device is transmitted to the remote control device, and the transmission mode of the remote control device is switched to a mode corresponding to the operation mode of the composite AV device.

Description

[Detailed description of the device]

[0001]

TECHNICAL FIELD The present invention relates to a composite AV (Audio Visual) machine. The present invention relates to a remote control system for remotely controlling a device, particularly based on a signal from a composite AV device. And remote control system capable of remote control corresponding to the operation mode of the composite AV device Regarding

[0002]

2. Description of the Related Art Generally, the operation mode of a composite AV device is selected by a remote control device. And the composite AV can be operated by operating the mode selection key of the remote control device. When the operation mode of the device is selected, the transmission mode of the remote control device is Is set to the mode corresponding to the operation mode of the combined AV device. .

However, the operation mode of the composite AV equipment is the operation panel of the composite AV equipment. It can also be selected by operating the mode selection key on the However, by operating the mode selection key provided on the operation panel of the composite AV equipment, When the operation mode of the composite AV equipment is switched, the transmission mode of the remote control device The operation mode does not match the operation mode of the composite AV equipment. Therefore, there is a problem that the composite AV device cannot be operated as desired. .

One of the conventional techniques for transmitting information on a controlled device to a remote control device is as follows: For example, as described in Japanese Patent Application Laid-Open No. 2000-156893, a controlled device Device information to the remote control device and store it in the remote control device. By transmitting the stored information about the controlled device to another controlled device, There was a system in which information was exchanged between control devices.

[0005]

[Problems to be Solved by the Invention] However, in the prior art, the controlled The device information is transmitted to the remote control device and stored in the remote control device. By transmitting the information of the controlled device stored in the other controlled device, Although information could be exchanged between the controlled devices, Are used to communicate the setting information of the controlled devices to each other, and to exchange the information. It is necessary to operate the operation keys of the remote control device in order to use this technology. Also, the transmission mode of the remote control device for remotely controlling the composite AV equipment is set to the composite AV equipment. Problem that it is not possible to automatically change to the mode corresponding to the operation mode of the vessel There was a point.

The present invention has been made in view of the above problems of the prior art. The purpose is to change the operation mode of the composite AV equipment. When the remote control device is operated, the transmission mode of the remote control device for remotely controlling the composite AV device is set. Remote control system that can automatically switch to a mode that corresponds to the operating mode of the device. It is intended to provide a stem.

In addition to the above purpose, when the power of the composite AV equipment is turned on, Switch the composite AV device to the operation mode when the power is turned off, and start it. Be able to inform the user of the operation mode of the activated composite AV equipment It is the one to try.

In addition to the above purpose, the operation mode of the composite AV equipment can be switched. When the transmission mode of the remote control device corresponds to the operation mode of the composite AV equipment, When it is not possible to switch to the It is the one to try.

[0009]

In order to achieve the above-mentioned object, a remote controller according to the present invention is provided. The operation system remotely controls a plurality of composite AV devices using a remote control device. Which is a remote control system for switching the operation mode of the composite AV equipment. The operation mode of the composite AV device is switched by the mode switching means and the operation mode switching means. A code signal that transmits the code signal of the operation mode of the composite AV device when it is replaced. Signal transmitting means is provided in the composite AV device, and the code transmitted from the code signal transmitting means is transmitted. Code signal receiving means for receiving a code signal and the code signal receiving means for receiving the code signal The transmission mode of the remote control device based on the generated code signal and the operation of the composite AV device. The remote control device is equipped with transmission mode switching means for switching to a mode corresponding to the mode. Get

The storage means for storing the operation mode of the composite AV equipment is the composite AV equipment. In preparation for this, when the power of the composite AV equipment is turned on, the operation mode of the composite AV equipment To switch to the operation mode of the composite AV device stored in the storage means. .

When the code signal receiving means receives a code signal, The remote control device is provided with a response signal transmitting means for transmitting a response signal.

When the response signal from the response signal transmitting means is received, A The composite AV device is provided with display means for displaying the operation mode of the V device.

Further, when the response signal from the response signal transmitting means is not received, The composite AV device is provided with an informing means for informing that there is no answer signal.

By configuring as described above, the operation mode of the composite AV equipment is switched off. The transmission mode of the remote control device that remotely controls the composite AV equipment when it is replaced Can be automatically switched to a mode compatible with the operation mode of the composite AV equipment. It

When the power of the composite AV equipment is turned on, the composite AV equipment is powered on. Is turned off, the operation mode is switched to the start-up mode and the composite AV machine is started. The user can be informed of the operating mode of the vessel.

When the operation mode of the composite AV equipment is switched, the remote controller Switch the transmission mode of the device to a mode that corresponds to the operation mode of the composite AV equipment. When you cannot do it, you can be notified.

[0017]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings as appropriate. To do. FIG. 1 is a block diagram showing the configuration of a remote control system according to an embodiment of the present invention. FIG. 2 is a diagram of a composite AV device of a remote control system according to an embodiment of the present invention. FIG. 3 is an explanatory diagram of an operation panel, and FIG. 3 is a remote operation system according to an embodiment of the present invention. 4 is an explanatory view of a remote control device of FIG. 4, and FIG. 4 is a remote control system according to an embodiment of the present invention. 5 is a flow chart showing the operation of the composite AV equipment of the system, and FIG. 6 is a flowchart showing the operation of the remote control device of the remote control system according to the embodiment. .

First, the configuration of the remote control system according to the embodiment of the present invention shown in FIG. A description will be given based on the block diagram shown.

The composite AV device 10 of the remote control system displays the video and audio on the cassette tape. VCR (Video Cassette Record) for recording and reproducing voice signals r) Device 11 and DVD (Digital Versatile Disc) The DVD device 12 that reproduces the recorded audiovisual signal and the composite AV device 10 Power switch 13 for turning the power on and off, and the entire system of composite AV device 10 Microcomputer 14 for controlling the operation, operation panel 15 provided with various operation keys, remote controller A remote control receiver 16 for receiving a control signal and converting it into a predetermined electric signal, and a VCR Mode and DVD mode code signals are converted to infrared signals, and the infrared signal code is converted. A code signal transmitting section 17 for transmitting a video signal and a setting for VCR mode, DVD mode, etc. EEPROM (Electrica), which is a non-volatile memory that stores constant modes and the like. ly Erasable and Programmable Read-O nly Memory) 18 and a buzzer 19 for giving an alarm sound. ing. Reference numeral 30 is a monitor device.

On the operation panel 15 of the composite AV device 10, as shown in FIG. , A VCR mode selection key 15a for selecting and operating the VCR device 11, and a DVD DVD mode selection key 15b for selecting and operating the device 12, and VCR device 11 , Dual-purpose commanding operations such as playback, stop, fast forward, and fast reverse of the DVD device 12 Keys 15c and the like are provided, and by operating these operation keys, V The CR device 11 and the DVD device 12 can be operated as desired. .

The remote controller 20 of the remote control system is a system controller of the remote controller 20. A microcomputer 21 for controlling the system, and a key operation unit 22 provided with a plurality of operation keys , Convert the specified remote control signals assigned to multiple operation keys to infrared signals , A remote control transmitter 23 that transmits an infrared signal remote control signal, and an infrared signal control And a code signal receiving section 24 for receiving a code signal and converting it into a predetermined electric signal. Has been done.

Further, as shown in FIG. 3, the key operation unit 22 of the remote control device 20 , A power key 22a for instructing power ON / OFF of the composite AV device 10, and a composite AV A VCR mode selection key 22b for selecting and operating the VCR device 11 of the device 10 , A DVD mode selection key for selecting and operating the DVD device 12 of the composite AV device 10. 22c, VCR device 11, DVD device 12 playback, stop, fast forward, fast rewind, etc. A plurality of dual-purpose keys 22d for instructing the operation of the By operating the VCR device 11 and the DVD device 12 of the composite AV device 10. Can be selected and the desired operation can be performed.

The operation of the remote control system configured as described above will be described below. Will be described.

Operation of the power switch 13 of the composite AV device 10 or remote control device When the power of the composite AV device 10 is turned on by the operation of the power key 22a of 20 The microcomputer 14 of the composite AV device 10 is a composite AV device when the power is turned off. The operation mode of is read from the EEPROM 18 and the composite AV equipment is turned off. Switch to the operation mode when it is activated and start. Then, the microcomputer 14 uses the code Operation mode of the composite AV device which is started by turning on the power by controlling the signal transmission unit 17 The code signal of is transmitted to the remote control device 20.

The microcomputer 21 of the remote controller 20 uses the code signal receiving section 24. , Receives the code signal transmitted from the composite AV device 10, and converts the received code signal Based on this, the transmission mode of the remote control device 20 is compared with the operation mode of the composite AV device 10. Switch to the appropriate mode. Then, the microcomputer 21 controls the remote control transmitter 23. Then, a response signal to the code signal reception is transmitted to the composite AV device 10.

The microcomputer 14 of the composite AV device 10 uses the remote control receiver 16 to When a response signal to the code signal transmission transmitted from the remote control device 20 is received , A menu showing the operation mode of the composite AV device 10 switched by turning on the power supply. The surface is displayed on the monitor device 30. The user can display the menu displayed on the monitor device 30. By looking at the screen, the operation of the composite AV device 10 whose power is switched on can be changed. You can see whether the production mode is VCR mode or DVD mode. The operation mode of the composite AV device 10 in which the transmission mode of the device 20 is switched by turning the power on. You can see that it has automatically switched to the mode that corresponds to the A plurality of combined keys 22d of 20 are operated to operate the composite AV device 10 as desired. You can

Further, the response signal from the remote controller 20 to the code signal transmission is If not, the microcomputer 14 of the composite AV device 10 sounds the buzzer 19 and The transmission mode of the video device 20 has not been switched to the operation mode of the composite AV device 10. Notify you This allows the user to set the transmission mode of the remote control device 20. Is not compatible with the operation mode of the composite AV device 10. The power of the device 10 is once turned off and then turned on again, and the remote control device 2 The transmission mode of 0 can be made to correspond to the operation mode of the composite AV device 10.

A VCR mode selection key on the operation panel 15 of the composite AV device 10 By operating the 15a or the DVD mode selection key 15b, a composite AV device 10 operation modes can be switched.

VCR mode selection key 15a on the operation panel 15 of the composite AV device 10 Alternatively, when the DVD mode selection key 15b is operated, The operation mode of the composite AV device 10 is the VCR mode selection key 15a or Switch to the operation mode selected by operating the DVD mode selection key 15b, The operation mode is stored in the EEPROM 18, and the selected combined AV device is selected. The code signal of the operation mode of the device 10 is transmitted to the remote control device 20.

The microcomputer 21 of the remote controller 20 uses the code signal receiving section 24. , Receives the code signal transmitted from the composite AV device 10, and converts the received code signal Based on this, the transmission mode of the remote control device 20 is compared with the operation mode of the composite AV device 10. Switch to the appropriate mode. Then, the microcomputer 21 controls the remote control transmitter 23. Then, a response signal to the code signal reception is transmitted to the composite AV device 10.

The microcomputer 14 of the composite AV device 10 uses the remote control receiver 16 to When a response signal to the code signal transmission transmitted from the remote control device 20 is received , VCR mode selection key 15a or DVD mode selection key 15b A menu screen showing the operation mode of the selected composite AV device 10 is displayed on the monitor device 30. indicate. The user sees the menu screen displayed on the monitor device 30. , The operation mode of the composite AV device 10 whose power is switched on is VCR mode. Mode or DVD mode, and the transmission mode of the remote control device 20 , VCR mode selection key 15a or DV on the operation panel 15 of the composite AV device 10 Operation mode of the composite AV device 10 selected by operating the D mode selection key 15b Since it can be seen that the mode automatically switches to the mode that supports It is possible to operate the composite AV device 10 by operating the plurality of dual-purpose keys 22d. it can.

Further, the response signal from the remote control device 20 to the code signal transmission is If not, the microcomputer 14 of the composite AV device 10 sounds the buzzer 19 and The transmission mode of the video device 20 has not been switched to the operation mode of the composite AV device 10. Notify you The transmission mode of the remote control device 20 by the user is the composite AV device 1 Since it can be seen that the operation mode of 0 is not supported, Operate the VCR mode selection key 15a or DVD mode selection key 15b of the channel again. Or a VCR mode selection key 22b or DVD of the remote controller 20 Operate the mode selection key 22c to set the transmission mode of the remote controller 20 to the composite AV device. It can correspond to the operation mode of the container 10.

The VCR mode selection key 22b or DV of the remote controller 20 The operation mode of the composite AV device 10 is operated by operating the D mode selection key 22c. Can be switched.

The VCR mode selection key 22b of the remote controller 20 or the DVD mode. When the mode selection key 22c is operated, the microcomputer 21 of the remote control device 20 causes the remote controller 20 to The VCR mode selection key 22b or DVD operated by controlling the video transmission unit 23. The remote control signal of the mode selection key 22c is transmitted to the composite AV device 10.

The microcomputer 14 of the composite AV device 10 uses the remote control receiver 16 to The VCR mode selection key 22b or the DVD mode transmitted from the remote control device 20. The remote control signal from the mode selection key 22c is received to set the operation mode of the composite AV device 10. VCR mode selection key 22b or DVD mode selection key 2 of the remote controller 20 2c is switched to the selected operation mode and the operation mode is set to EEP. The VCR mode selection key 22b or D of the remote controller 20 is stored in the ROM 18. The menu screen showing the mode selected by operating the VD mode selection key 22c is displayed. It is displayed on the Nita device 30. The user then uses the dual-purpose key 22 of the remote control device 10. The composite AV device 10 can be operated as desired by operating d.

Next, the main body of the remote control system according to the embodiment of the present invention shown in FIG. It will be described based on a flowchart showing the operation.

Operation of the power switch of the composite AV equipment or the power key of the remote control device When the power of the composite AV device is turned on by operating the The operation that was selected when the power of the composite AV device was turned off in step S2. When the mode is read from the memory and the power is turned off, it switches to the operating mode. The combined AV equipment is started up and the code signal of the started operation mode is changed. After being transmitted to the controller, the process proceeds to step S3.

In step S3, the response from the remote control device to the code signal transmission Whether the signal is received or not is determined from the remote control device for the code signal transmission. When the response signal of is received, the process proceeds to step S4, and the response to the code signal transmission is If the response signal from the mokon device is not received, the process proceeds to step S13.

In step S4, the composite AV device automatically selected when the power is turned on A menu screen showing the operation mode of is displayed on the monitor device, and the process proceeds to step S5.

At step S5, the VCR mode selection key on the operation panel of the composite AV device is selected. -Or whether the DVD mode selection key has been operated, the VCR mode selection When the selection key or the DVD mode selection key is operated, the process proceeds to step S6, and V If the CR mode selection key or DVD mode selection key is not operated, step Proceed to S9.

In step S6, the operation mode of the composite AV device is the VCR mode selection key. -Or change to the operation mode selected by operating the DVD mode selection key. The operating mode is stored in the memory and the code signal of the selected operating mode is stored. Is transmitted to the remote control device, and the process proceeds to step S7.

In step S7, the response from the remote control device to the code signal transmission Whether the signal is received or not is determined from the remote control device for the code signal transmission. If the response signal of is received, the process proceeds to step S8, and a response to the code signal transmission is received. If the response signal from the mokon device is not received, the process proceeds to step S13.

In step S8, the VCR mode selection key on the operation panel of the composite AV device is selected. -Or the operation mode of the composite AV device selected by operating the DVD mode selection key A menu screen indicating the mode is displayed on the monitor device, and the process proceeds to step S9.

Whether a remote control signal from the remote control device is received in step S9 If it is determined that the remote control signal is received, the process proceeds to step S10 If the control signal has not been received, the process returns to step S5.

In step S10, the received remote control signal is the VC of the remote control device. The operation mode can be switched by operating the R mode selection key or the DVD mode selection key. It is determined whether or not the remote control signal to be ordered, and the received remote control signal is the operating mode. If it is a remote control signal for instructing to switch the mode, the process proceeds to step S11 and is received. If the remote control signal is not the remote control signal that commands the operation mode switching, Proceed to S12.

At step S11, the operation mode of the composite AV device is set to the remote control device. Operation selected by operating the VCR mode selection key or DVD mode selection key The mode is switched to, the operation mode is stored in the memory, and step S14 Proceed to.

In step S12, an instruction is given by operating the dual-purpose key of the remote controller. The above operation is executed, and the process proceeds to step S14.

In step S13, the buzzer sounds and a response to the code signal transmission is sent. It is notified that there is no response signal from the Mokon device, and the process proceeds to step S14.

In step S14, whether the power switch of the composite AV device has been operated, Alternatively, a remote control signal for instructing power off by operating the power key on the remote control device Is received, whether the power switch has been operated or the power OF When the remote control signal instructing F is received, the process proceeds to step S15, and the power switch Switch is not operated, and the remote control signal for instructing power off has not been received. In this case, return to step S5 and repeat steps S5 to S14. Return.

In step S15, the power of the composite AV device is turned off, and the step The process proceeds to step S16 to end the process.

Further, FIG. 5 shows a remote control system remote controller according to an embodiment of the present invention. The operation will be described based on a flowchart showing the operation of the device.

When the microcomputer of the remote control device starts operating, from step S21 In step S22, the operation mode of the composite AV device transmitted from the composite AV device If the code signal is received, it is determined whether the code signal of Go to step S23, if no code signal is received, go to step S24. Mu.

In step S23, based on the code signal transmitted from the composite AV device, And the transmission mode of the remote control device corresponds to the operation mode of the composite AV equipment. Mode, and the response signal to the code signal reception is sent to the composite AV device. , And proceeds to step S24.

At step S24, it is determined whether or not the operation key of the remote controller is operated. If it is determined that the operation key of the remote controller is operated, the process proceeds to step S25, If the operation key of the remote controller is not operated, the process returns to step S22.

In step S25, the operated operation key is the VCR mode selection key or It is determined whether or not it is the DVD mode selection key, and the operated operation key is VC If it is the R mode selection key or the DVD mode selection key, proceed to step S26. Only the operated operation key is not the VCR mode selection key or the DVD mode selection key In this case, the process proceeds to step S27.

In step S26, the transmission mode of the remote controller is set to the operated VC. Switch to the operation mode selected by the R mode selection key or DVD mode selection key. It is exchanged and operated by operating the VCR mode selection key or the DVD mode selection key. A remote control signal for instructing the operation mode switching is transmitted to the composite AV device, and step S2 Return to 2.

In step S27, the operation of the composite AV device is instructed by operating the dual-purpose key. The commanded remote control signal is transmitted to the composite AV device, and the process returns to step S22.

Although the embodiment of the present invention has been described in detail above, the present invention is not limited to this. Of course, modifications and improvements can be made within the ordinary knowledge of those skilled in the art. For example, About remote control system to select two AV equipments of combined AV equipments and operate them remotely As described above, a remote control system for remote control by selecting two or more AV devices. It can also be applied to a wide range of applications.

Further, a menu screen is displayed on the monitor device for the operation mode of the composite AV equipment. However, the display indicating the operation mode of the composite AV device is Other display that can identify the operation mode of, for example, character display may be used.

[0060]

As described above, according to the remote control system of the present invention, For example, the operation mode of the composite AV equipment is switched, and the operation of the composite AV equipment is switched. Send the mode code signal to the remote control device to check the transmission mode of the remote control device. It is possible to switch to a mode corresponding to the operation mode of the combined AV device. In addition, When the combined AV device is powered on, when the combined AV device is powered off It can be activated by switching to the operating mode. Also, the response from the remote control device When the answer signal is received, the operation mode of the AV device can be displayed. When the response signal from the device is not received, it can notify the absence of the response signal. . As a result, when the operation mode of the composite AV equipment is switched, The transmission mode of the remote control device for remotely operating the AV equipment is set to the operation mode of the composite AV equipment. You can automatically switch to a mode that supports. In addition, the power of composite AV equipment When the power is turned on, the composite AV equipment is switched to the operation mode when the power is turned off. Change the start-up and start-up, and inform the user of the operation mode of the started composite AV equipment. You can Also, when the operation mode of the composite AV equipment is switched, The transmission mode of the controller is switched to the mode corresponding to the operation mode of the composite AV equipment. When it is not possible, it can be notified.

The remote control system according to the invention of claim 1 is a system for operating a composite AV device. The operation mode is switched, and the code signal of the operation mode of the switched composite AV device is changed. It is transmitted to the remote control device and the transmission mode of the remote control device is set to the operation mode of the composite AV equipment. Mode, and when the power of the composite AV device is turned on, Start the AV equipment by switching to the operation mode when the power is turned off When the response signal from the device is received, the operation mode of the AV device can be displayed. When no response signal is received from the remote control device, the absence of a response signal is reported. I am trying.

A remote control system according to a second aspect of the present invention is a system for operating a composite AV device. The operation mode is switched, and the code signal of the operation mode of the switched composite AV device is changed. It is transmitted to the remote control device and the transmission mode of the remote control device is set to the operation mode of the composite AV equipment. I am trying to switch to the mode corresponding to the mode.

According to a third aspect of the present invention, there is provided a remote control system for powering a composite AV device. When the power is turned on, the operation mode of the composite AV equipment is stored in the memory. The operation mode of the AV device is switched.

In the remote control system according to the invention as defined in claim 4, the remote control device comprises: When the code transmitted from the composite AV equipment is received, the response signal is transmitted. I am sorry.

In the remote control system according to the invention of claim 5, the composite AV device is Displays the operation mode of AV equipment when receiving a response signal from the remote control device I am trying.

In the remote control system according to the invention of claim 6, the composite AV device is When no response signal is received from the remote control device, notify that there is no response signal. ing.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a remote control system according to an embodiment of the present invention.

FIG. 2 is an explanatory diagram of an operation panel of the composite AV device of the remote operation system according to the embodiment of the present invention.

FIG. 3 is an explanatory diagram of a remote control device of the remote control system according to the embodiment of the present invention.

FIG. 4 is a flowchart showing the operation of the composite AV device of the remote control system according to the embodiment of the present invention.

FIG. 5 is a flowchart showing the operation of the remote control device of the remote control system according to the embodiment of the present invention.

[Explanation of symbols]

10 Compound AV equipment 11 VCR device 12 DVD device 13 Power switch 14 Microcomputer 15 Operation panel 15a VCR mode selection key 15b DVD mode selection key 16 Remote control receiver 17 Code signal transmitter 18 EEPROM 19 buzzer 20 Remote control device 21 Microcomputer 22 Key operation part 22a Power key 22b VCR mode selection key 22c DVD mode selection key 23 Remote control transmitter 24 Code signal receiver 30 monitor

Claims (6)

[Scope of utility model registration request] 1. A remote control system for remotely controlling a plurality of AV equipment of a composite AV equipment by a remote control device,
The remote control device is a composite AV device transmitted from the composite AV device.
A code signal receiving means for receiving a code signal indicating an operation mode of the device, and a transmission mode of the remote control device is switched to a mode corresponding to the operation mode of the composite AV device based on the code signal received by the code signal receiving means. The composite AV equipment includes a transmission mode switching means and a response signal transmission means for transmitting a response signal when the code signal reception means receives the code signal, and the composite AV equipment includes a storage means for storing an operation mode of the composite AV equipment. An operation mode switching means for switching the operation mode of the composite AV equipment, wherein when the power of the composite AV equipment is turned on, the operation mode of the composite AV equipment is changed to the operation mode of the composite AV equipment stored in the storage means. The operation mode switching means for switching and the operation mode of the composite AV device is switched by the operation mode switching means. A code signal transmitting means for transmitting a code signal of the operation mode of the composite AV equipment, a display means for displaying the operation mode of the AV equipment when the response signal from the response signal transmitting means is received, and the response signal transmitting means. A remote control system comprising: a notification unit for notifying that there is no response signal when no response signal from the device is received. 2. A remote control system for remotely controlling a plurality of AV equipment of a composite AV equipment by a remote control device,
The composite AV equipment is an operation mode switching means for switching the operation mode of the composite AV equipment, and a code for transmitting a code signal of the operation mode of the composite AV equipment when the operation mode of the composite AV equipment is switched by the operation mode switching means. The remote control device comprises signal transmission means, and the remote control device transmits the remote control device based on the code signal received by the code signal reception means and the code signal reception means for receiving the code signal transmitted from the code signal transmission means. A remote control system comprising: a transmission mode switching means for switching the mode to a mode corresponding to the operation mode of the composite AV device. 3. The composite AV device comprises storage means for storing an operation mode of the composite AV device, and when the power of the composite AV device is turned on, the operation mode of the composite AV device is stored in the storage means. 3. The remote control system according to claim 2, wherein the operation mode is switched to the operation mode of the composite AV device. 4. The remote control system according to claim 2, wherein the remote control device includes a response signal transmitting unit that transmits a response signal when the code signal receiving unit receives the code signal. 5. The remote control according to claim 4, wherein the composite AV device includes display means for displaying an operation mode of the AV device when receiving a response signal from the response signal transmitting means. system. 6. The remote control system according to claim 4, wherein the composite AV device comprises notifying means for notifying no response signal when the response signal from the response signal transmitting means is not received.