JP2004194148A - Remote control system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve the problem of the existing remote control system, which cannot confirm the current state of an electrical apparatus to be controlled and requires a large-scale system configuration for transmitting image signals of a control object imaged by a video camera to a remote mobile terminal. <P>SOLUTION: A control part 15 of a mobile phone 10 generates an infrared data signal for turning on the power of a television, for example, and causes a radio part 11 to transmit the signal to a mobile phone 20. A control part 26 of the mobile phone 20 having a camera supplies the received infrared data signal input by a radio part 21 to an infrared-ray part 23, thereby transmits infrared rays, based on the infrared data signal, and turns on the power of a television 32. Then the control part 26 causes a microphone part 22 to conduct recording operations of voice signals during timer operations of a timer part 25. The control part 26 also causes a camera part 24 to be operated. The control part 26 causes the radio part 21 to radio transmit, the voice signals input by the microphone part 22 and image signals input by the camera part 24, to the mobile telephone 10. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a remote control system, and more particularly to a remote control system for remotely controlling an electric device or the like located at a remote place using infrared rays.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, there has been known a remote control system for remotely controlling an electric device or the like in a remote place by using infrared rays (for example, see Patent Document 1). Patent Document 1 discloses a remote control system using a light-emitting element-equipped telephone having a light-emitting element capable of emitting near-infrared pulses in a telephone body, and capable of communicating with the light-emitting element-equipped telephone. When a command from the communication terminal is input to the telephone with the light emitting element, a remote control signal for an electric device (for example, a television, an air conditioner, a lighting fixture, a video, etc.) that can be controlled by the near infrared remote controller is generated, and the near infrared light is generated. A configuration in which pulsed light is emitted is disclosed.
[0003]
According to this conventional remote control system, the light emitting unit of the telephone with the light emitting element is arranged in advance toward the electric device to be controlled, and a predetermined command is input to the telephone main body from an external communication terminal to control the telephone. An object of the present invention is to control a target electric device so that the electric device can be controlled even from a remote place that is out of the line of sight of the electric device.
[0004]
On the other hand, a mobile terminal and an imaging system that adjust an imaging range of an imaging device set at a remote place by the mobile terminal are known (for example, see Patent Literature 2). In the portable terminal and imaging system described in Patent Document 2, in a system in which an imaging device is connected to a network and communication is performed between the network and the portable terminal via a base station, the terminal device transmits data via the base station. A signal is received, an image corresponding to the data signal is displayed on a display device, and a control signal for adjusting an imaging range of the imaging device is transmitted to the imaging device.
[0005]
[Patent Document 1]
JP 2001-275171 A (Page 3-6, FIG. 1, FIG. 8 to FIG. 12)
[Patent Document 2]
JP 2001-61138 A (Pages 1 and 4-5, FIGS. 1-3)
[0006]
[Problems to be solved by the invention]
However, in the conventional remote control system described in Patent Literature 1, the light emitting unit of the telephone with the light emitting element is arranged in advance toward the electric equipment to be controlled, and a predetermined command is sent to the telephone main body from an external communication terminal. By inputting, since it is to control the electric device to be controlled at a remote location, even if a predetermined command is input from an external terminal, it cannot be confirmed that the remote operation based on the command was successful, Further, even when the communication of the near-infrared ray has failed, the operator at the remote place cannot know it.
[0007]
In addition, the above-described conventional remote control system has a configuration in which only a near-infrared ray is emitted from a telephone with a light-emitting element by operating a communication terminal in a remote place. There is a problem that the current state of the air conditioner cannot be confirmed if the situation is the electric device to be controlled is an air conditioner.
[0008]
Therefore, it is conceivable to combine the above-described conventional remote control system with the portable terminal and the imaging system described in Patent Document 2. In this case, a video camera is installed separately from the light-emitting element-equipped telephone near the device to be controlled, and a video camera control portable terminal is provided separately from the video camera, and a communication terminal that remotely controls the light-emitting element-equipped telephone. Thus, the state of the control target device can be confirmed by an image based on the image signal from the video camera, but there is a problem that the system becomes large-scale.
[0009]
The present invention has been made in view of the above points, and an object of the present invention is to provide a remote operation system that can confirm a result of a remote operation with a simple system configuration by using a camera and a mobile terminal equipped with an infrared function. And
[0010]
It is another object of the present invention to provide a remote operation system capable of confirming a confirmation sound emitted from an electric device to be controlled and reservation contents from a remote place.
[0011]
[Means for Solving the Problems]
In order to achieve the above object, a first aspect of the present invention provides a transmission function for creating and transmitting a data signal for causing an arbitrary control target device to perform an arbitrary operation, and an image for receiving at least an image signal and displaying an image. A first mobile terminal having a display function, a receiving unit that receives a data signal transmitted from the first mobile terminal via a predetermined communication network, and a data signal received by the receiving unit. Signal transmitting means for generating and transmitting a remote control signal for controlling an arbitrary control target device, imaging means for imaging an arbitrary control target device and outputting an image signal, and an image signal from the imaging means And a second mobile terminal having an image signal transmitting means for transmitting the first mobile terminal to the first mobile terminal via a predetermined communication network. The second mobile terminal performs an operation instructed by the first mobile terminal. Remote operation control from mobile terminal Any control target device with remotely operated, and displaying any image of the control target equipment picked up by the imaging means of the second mobile terminal at the display unit of the first mobile terminal by No..
[0012]
According to the present invention, the first mobile terminal creates a data signal for causing an arbitrary control target device to perform an arbitrary operation, and transmits and receives the data signal to a second mobile terminal located at a remote place. The mobile terminal generates a remote control signal based on the received data signal, transmits the control signal to any device to be controlled near the second mobile terminal, remotely controls the operation, and then uses the imaging unit. The captured image of any control target device can be transmitted to the first mobile terminal and displayed on the display unit of the first mobile terminal.
[0013]
Further, according to a second aspect of the present invention, in order to achieve the above object, the first mobile terminal further includes a voice receiving means for receiving a voice signal and generating a voice, and wherein the second mobile terminal has an optional control unit. A configuration further comprising audio signal transmitting means for transmitting, via a predetermined communication network, an audio signal obtained by collecting sound around any control target device after remote control of the target device, via a predetermined communication network; It was done. According to the present invention, an audio signal obtained by collecting sound around the arbitrary control target device after remote operation of the arbitrary control target device can be generated as audio by the audio receiving unit of the first portable terminal.
[0014]
According to a third aspect of the present invention, in order to achieve the above object, a second portable terminal is activated when a data signal is received by a receiving unit, and after a predetermined time elapses, the timer unit outputs a timeout signal. Voice recording means for recording a voice signal obtained by collecting a voice around an arbitrary control target device during a period in which the timer means is activated, and further comprising: The transmitting means transmits the data to the first portable terminal via a predetermined communication network.
[0015]
According to the present invention, an audio signal related to the sound around an arbitrary control target device is recorded for a certain period of time after the second mobile terminal receives the data signal, and the recorded audio signal is transmitted to the first mobile terminal. Can be pronounced as voice by voice receiving means of the first mobile terminal.
[0016]
In order to achieve the above object, according to a fourth aspect of the present invention, the second portable terminal transmits the audio signal by the audio signal transmitting means and the image signal transmission by the image signal transmitting means to each other after one signal transmission is completed. The transmission of the signal is started. According to the present invention, in the first mobile terminal, the state of any control target device after remote control performed by the second mobile terminal on any control target device can be confirmed by voice and image.
[0017]
In order to achieve the above object, a fifth aspect of the present invention is directed to a camera and an infrared communication system for transmitting a data signal for operating an arbitrary control target device from a remote place via a predetermined communication network from a first portable terminal. A remote control system that transmits to a second mobile terminal equipped with a unit and transmits infrared light from an infrared unit of the second mobile terminal to control the operation of any control target device. A data signal generating unit for generating a data signal, a first wireless unit for transmitting / receiving a signal to / from the second mobile terminal, a display unit for displaying an image, and a data unit for transmitting the data signal to / from the first wireless unit. And a first control unit for supplying the image signal received by the first wireless unit to the display unit and displaying the image after the transmission, and wherein the second mobile terminal is connected to the first mobile terminal. A second wireless unit for transmitting and receiving signals with the camera and a camera for imaging the device to be controlled. And an infrared signal for controlling the operation of a designated device to be controlled by the transmitted infrared signal, and an infrared signal for controlling the operation of any device to be controlled based on the data signal received by the second wireless unit. And a second control unit for transmitting an image signal obtained by imaging by the camera unit to the first mobile terminal through the second wireless unit after transmitting the image signal from the infrared unit. .
[0018]
According to the present invention, similarly to the first invention, the first mobile terminal creates a data signal for causing an arbitrary control target device to perform an arbitrary operation, and transmits the data signal to a second mobile terminal located at a remote place. After receiving the data, the second mobile terminal generates an infrared signal based on the received data signal, transmits the infrared signal to any device to be controlled near the second mobile terminal, and remotely controls the operation. In addition, an image of an arbitrary control target device captured by the camera unit can be transmitted to the first mobile terminal and displayed on the display unit of the first mobile terminal.
[0019]
In order to achieve the above object, according to a sixth aspect of the present invention, the second portable terminal performs a recording start / stop operation in response to a recording start signal / recording stop signal input from outside. A second microphone control unit that further includes a microphone unit that collects the sound, converts the sound into an audio signal, and outputs the signal when recording is stopped, and a timer unit that is activated by a timer start request signal and outputs a timeout signal after a predetermined time has elapsed. The unit outputs a recording start signal to the microphone unit when a data signal is received by the second wireless unit, and outputs a recording stop signal to the microphone unit when a time-out signal is input from the timer unit, and outputs a shooting request signal to the camera unit. The image signal obtained by the microphone unit and the image pickup operation of the camera unit are sequentially transmitted to the first portable terminal through the second wireless unit. And wherein the Rukoto.
[0020]
According to the present invention, ambient sound after remote operation of an arbitrary control target device is collected by a microphone unit, an external appearance image of the arbitrary control target device after the remote operation is captured by a camera unit, and these are captured by a first mobile terminal. Can be pronounced and displayed.
[0021]
BEST MODE FOR CARRYING OUT THE INVENTION
Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows a system configuration diagram of an embodiment of a remote operation system according to the present invention. In the figure, a remote system includes a mobile phone 10 as an example of a first mobile terminal, a mobile phone 20 as an example of a second mobile terminal, and a VCR (hereinafter simply referred to as an electronic device to be remotely controlled). It is roughly configured with a video (hereinafter abbreviated as TV) 31, a television receiver (hereinafter simply abbreviated as TV) 32 and an air conditioner 33.
[0022]
Note that the mobile phone 10 and the mobile phone 20 are located at a distance from each other, and a base station or a mobile communication network in a known mobile communication system is interposed between the mobile phone 10 and the mobile phone 20. Although communication between them is possible, they are not the gist of the present invention and are not shown because they are well known.
[0023]
The mobile phone 10 is a mobile phone used by a user who performs remote operation, and has a generally known configuration. That is, the mobile phone 10 includes a wireless unit 11 for performing wireless communication with a nearest base station (not shown) and various keys. When any key is pressed, a type signal corresponding to the key is output. Key section 12, a speaker section 13 for converting an input audio signal into an audio signal by performing electro-acoustic conversion, and a display section 14 for displaying images and characters. An infrared data signal is created based on the signal from the unit 12 and transmitted to the wireless unit 11, a video signal based on the signal from the wireless unit 11 is supplied to the display unit 14 to display an image, And a control unit 15 for supplying the audio signal from the speaker unit 13 to the speaker unit 13.
[0024]
On the other hand, the mobile phone 20 is provided with a camera installed at a position where infrared rays can reach a video 31, a television 32 and an air conditioner 33 at home in a remote place with respect to the location of the mobile phone 10 and a mobile phone equipped with an infrared function. Terminal. The mobile phone 20 performs a recording start / recording stop operation in response to a recording start signal / recording stop signal input from the outside and a radio unit 21 that performs radio communication with a nearby base station (not shown) to start recording. And a microphone unit 22 that picks up sound, converts the sound into a sound signal, and outputs it when recording is stopped, and an infrared unit 23 that transmits infrared light to the video 31, the television 32, and the air conditioner 33 based on an infrared data signal input from the outside. A camera unit 24 that performs a shooting operation of the video 31, the television 32, and the air conditioner 33 in response to a shooting request signal input from the outside, and outputs a shot image signal; a timer unit 25 that performs a timer operation; And a control unit 26 that controls the entire system 20 as a whole.
[0025]
The timer unit 25 receives a timer start request signal sent from the control unit 26, starts a timer for a predetermined N seconds, and sends a timeout signal to the control unit 26 when N seconds have elapsed. The control unit 26 sends an infrared data signal from the wireless unit 21 to the infrared unit 23, sends a recording start signal to the microphone unit 22, and sends a timer start request signal to the timer unit 25.
[0026]
Further, upon receiving the timeout signal from the timer unit 25, the control unit 26 sends a recording stop signal to the microphone unit 22 and simultaneously sends a shooting request signal to the camera unit 24. Further, the control unit 26 sends an audio signal from the microphone unit 22 and an image signal from the camera unit 24 to the wireless unit 21. Note that the mobile phone 20 can also perform a normal voice call, and has a speaker for generating a received voice, a key for inputting a telephone number, a display for displaying images and characters, and the like. Are not directly related to the gist of FIG.
[0027]
The video 31, the television 32, and the air conditioner 33 receive an infrared signal from the infrared section 23 in the same manner as receiving an infrared signal transmitted from a known remote controller, and perform an operation in accordance with the signal. In the present embodiment, the video 31, the television 32, and the air conditioner 33 are operated by using the mobile phone 10 at a remote location, for example, to make a video reservation via the mobile phone 20, and confirm the result and status. In the following, the operation of the present embodiment will be described by taking the power of the television 32 as an example.
[0028]
First, a key signal for turning on the power of the television 32 is input using the key unit 12 of the mobile phone 10. When receiving the key signal for turning on the television 32 from the key unit 12, the control unit 15 of the mobile phone 10 creates an infrared data signal for turning on the television, and uses the infrared data signal as the destination of the mobile phone. 20 is designated to cause the wireless unit 11 to wirelessly transmit to the nearest base station.
[0029]
The infrared data signal transmitted to the nearest base station for turning on the television is transmitted to the mobile phone 20 through a known mobile communication network. And sends it to the control unit 26. The control section 26 supplies the input received infrared data signal to the infrared section 23, and causes the infrared section 23 to transmit infrared light based on the infrared data signal.
[0030]
Since this infrared signal is an infrared signal for turning on the television, the power of the television 32 is turned on. The control unit 26 sends a timer start request signal to the timer unit 25 and sends a recording start signal to the microphone unit 22, following the output of the received infrared data signal to the infrared unit 23. Upon receiving the timer start request signal, the timer unit 25 starts a timer of N seconds. On the other hand, when the microphone section 22 receives the recording start signal, the microphone section 22 collects the sound, converts the sound into a sound signal, and records the sound signal.
[0031]
When N seconds elapse after receiving the timer start request signal, the timer unit 25 sends a timeout signal to the control unit 26. When the timeout signal is input, the control unit 26 sends a recording stop signal to the microphone unit 22. When receiving the recording stop signal, the microphone unit 22 sends out a sound signal recorded for N seconds to the control unit 26. This sound signal is a sound signal of a sound immediately after the power of the television 32 is turned on by infrared rays. The control unit 26 receives the audio signal input from the microphone unit 22, specifies the mobile phone 10 as the destination, and wirelessly transmits the audio signal from the wireless unit 21 to the nearest base station.
[0032]
The control unit 26 outputs a photographing request signal to the camera unit 24 following the output of the audio signal to the wireless unit 21. Upon receiving the photographing request signal, the camera unit 24 sends a photographed image signal to the control unit 26. This image signal is an image signal when the television 32 is photographed together with the video 31 and the air conditioner 33 immediately after the power of the television 32 is turned on by infrared rays.
[0033]
The control unit 26 receives the audio signal input from the microphone unit 22 and the image signal input from the camera unit 24, designates the mobile phone 10 as a destination of these signals, and transmits the received signal from the wireless unit 21 to the nearest base station. Radio transmission. Since the above-mentioned voice signal and image signal transmitted to the nearest base station are transmitted to the mobile phone 10 through a known mobile communication network, the radio unit 11 of the mobile phone 10 receives the voice signal and the image signal. And supplies it to the control unit 15.
[0034]
The control unit 15 supplies the input audio signal to the speaker unit 13 to generate a sound, and supplies an image signal to the display unit 14 to display an image. As a result, a sound immediately after the power of the television 32 is turned on is emitted from the speaker unit 13 and the display unit 14 displays the external appearance of the television 32 or the like immediately after the power of the television 32 is turned on by the infrared light. Is displayed.
[0035]
As a result, the operator of the mobile phone 10 can confirm whether the power of the television 32 in the remote place is turned on as intended by voice and image, and the unstable infrared communication is reliably performed. You can get confirmation. In a similar manner, the contents of the video reservation can be confirmed. As described above, in the present embodiment, by using the mobile phone 20 equipped with the camera and the infrared ray function, the remote control and the simple operation can be performed without preparing the video camera or the mobile terminal for the remote control of the video camera. The result of the remote operation can be confirmed.
[0036]
Next, remote control for turning on the power of the air conditioner 33 in the present embodiment will be described in detail with reference to the sequence chart of FIG. First, a key signal for turning on the power of the air conditioner 33 is input using the key unit 12 of the mobile phone 10 (step S1 in FIG. 2). When receiving the key signal for turning on the power of the air conditioner 33 from the key unit 12, the control unit 15 of the mobile phone 10 creates an infrared data signal for turning on the air conditioner (step S2 in FIG. 2), and outputs the infrared data signal. Is transmitted by wireless from the wireless unit 11 to the nearest base station by designating the mobile phone 20 as a destination (step S3 in FIG. 2).
[0037]
The infrared data signal for powering on the air conditioner transmitted to the nearest base station is transmitted to the mobile phone 20 through a known mobile communication network. Is received and sent to the control unit 26 (step S4 in FIG. 2). The control section 26 supplies the input received infrared data signal to the infrared section 23 (step S5 in FIG. 2), and transmits infrared rays based on the infrared data signal (step S6 in FIG. 2).
[0038]
Since the infrared signal is an infrared signal for turning on the power of the air conditioner, the power of the air conditioner 33 is turned on. The control unit 26 sends a timer start request signal to the timer unit 25 and sends a recording start signal to the microphone unit 22 following the output of the received infrared data signal to the infrared unit 23 (step in FIG. 2). S7, S8). Upon receiving the timer start request signal, the timer unit 25 starts a timer of N seconds. On the other hand, when the microphone section 22 receives the recording start signal, the microphone section 22 collects the sound, converts the sound into a sound signal, and records the sound signal.
[0039]
When N seconds elapse after receiving the timer start request signal, the timer unit 25 sends a timeout signal to the control unit 26 (Step S9 in FIG. 2). When the control unit 26 receives the timeout signal, it sends a recording stop signal to the microphone unit 22 (step S10 in FIG. 2). When receiving the recording stop signal, the microphone unit 22 sends out the audio signal recorded for N seconds to the control unit 26 (Step S11 in FIG. 2).
[0040]
This sound signal is a sound signal of a sound immediately after the power of the air conditioner 33 is turned on by infrared rays. The control unit 26 receives the audio signal input from the microphone unit 22, specifies the mobile phone 10 as a destination, and wirelessly transmits the audio signal from the wireless unit 21 to the nearest base station (step S12 in FIG. 2). ).
[0041]
The control unit 26 outputs a photographing request signal to the camera unit 24 following the output of the audio signal to the wireless unit 21 (step S13 in FIG. 2). Upon receiving the photographing request signal, the camera unit 24 photographs the appearance of the air conditioner 33 together with the appearance of the video 31 and the television 32 (step S14 in FIG. 2), and sends the photographed image signal to the control unit 26 (FIG. 2). Step S15). This image signal is an image signal when the air conditioner 33 is photographed together with the video 31 and the television 32 immediately after the power of the air conditioner 33 is turned on by infrared rays.
[0042]
The control unit 26 receives the image signal input from the camera unit 24, specifies the mobile phone 10 as a destination, and wirelessly transmits the image signal from the wireless unit 21 to the nearest base station (step S16 in FIG. 2). ). Since the above-mentioned voice signal and image signal transmitted to the nearest base station are transmitted to the mobile phone 10 through a known mobile communication network, the radio unit 11 of the mobile phone 10 sequentially transmits the voice signal and the image signal. (Steps S17 and S20 in FIG. 2) and supplies the control unit 15 (steps S18 and S21 in FIG. 2).
[0043]
The control unit 15 supplies the input audio signal to the speaker unit 13 to generate sound (step S19 in FIG. 2), and supplies the image signal to the display unit 14 to display an image (FIG. 2). Step S20). As a result, a sound immediately after the power-on of the air conditioner 33 is operated by the infrared ray is emitted from the speaker unit 13, and the display unit 14 displays the external appearance of the air conditioner 33 immediately after the power-on of the air conditioner 33 is operated by the infrared ray. Is displayed.
[0044]
As a result, the operator of the mobile phone 10 determines whether or not the power of the air conditioner 33 at a remote location is turned on as intended by a voice (operation sound generated when the air conditioner 33 operates) and an image (for example, the power of the air conditioner 33). The image of the power supply LED indicating whether or not is turned on) can be confirmed, and it can be confirmed that unstable infrared communication has been reliably performed. As described above, in the present embodiment, by using the mobile phone 20 equipped with the camera and the infrared ray function, the remote control and the simple operation can be performed without preparing the video camera or the mobile terminal for the remote control of the video camera. The result of the remote operation can be confirmed.
[0045]
The present invention is not limited to the above embodiment. For example, the control target to be remotely controlled may be a disk device, an audio player, a lighting device, and the like. The control signal for use is not limited to infrared rays, but may be other remote control signals such as ultrasonic waves. When transmitting from the mobile phone 20 to the mobile phone 10, an audio signal may be transmitted next to the image signal, or an image signal and an audio signal may be multiplexed and transmitted.
[0046]
【The invention's effect】
As described above, according to the present invention, a first mobile terminal generates a data signal for causing an arbitrary control target device to perform an arbitrary operation, and a second mobile terminal equipped with a camera located at a remote place. The second mobile terminal transmits a control signal for remote control to any device to be controlled based on the received data signal, remotely controls the operation, and then captures an image with the camera unit. Since an image of any device to be controlled is transmitted to the first mobile terminal and displayed on the display unit of the first mobile terminal, a dedicated video camera is not separately prepared, and a simple system configuration is used. Whether or not the remote operation has been reliably performed can be confirmed by displaying an image on the first portable terminal at a remote location.
[0047]
Further, according to the present invention, the second mobile terminal records an audio signal related to the sound around an arbitrary control target device for a certain period of time after receiving the data signal, and records the recorded audio signal in the first mobile terminal. Since the sound is transmitted to the terminal and pronounced as sound, it is possible to more accurately confirm whether the remote operation has been performed reliably based on both the image and the sound.
[0048]
Further, according to the present invention, ambient sound after remote control of any control target device is collected by the microphone unit, an external appearance image of any control target device after remote control is captured by the camera unit, and these are captured by the camera unit. Since the sound is displayed and displayed on the one portable terminal, the current state after remote control of any control target device can be confirmed from a remote place.
[Brief description of the drawings]
FIG. 1 is a system configuration diagram according to an embodiment of the present invention.
FIG. 2 is a sequence chart at the time of remote control of turning on the air conditioner in FIG. 1;
[Explanation of symbols]
10, 20 Mobile phone 11, 21 Radio unit 12 Key unit 13 Speaker unit 14 Display unit 15, 26 Control unit 22 Microphone unit 23 Infrared unit 24 Camera unit 25 Timer unit 31 Video deck (video)
32 television receiver (television)
33 air conditioner

Claims (6)

A first mobile terminal having a transmission function of creating and transmitting a data signal for causing any control target device to perform an arbitrary operation, and an image display function of receiving at least an image signal and displaying an image;
Receiving means for receiving the data signal transmitted from the first mobile terminal via a predetermined communication network, and controlling the arbitrary control target device based on the data signal received by the receiving means Signal generating means for generating and transmitting a remote control signal for image capturing, image capturing means for capturing an image of the arbitrary control target device and outputting an image signal, and transmitting the image signal from the image capturing means to the first device. A second mobile terminal having image signal transmitting means for transmitting to the mobile terminal via the predetermined communication network, wherein the second mobile terminal performs an operation instructed by the first mobile terminal. The remote control signal from the terminal is used to remotely control the arbitrary control target device, and an image of the arbitrary control target device captured by the imaging unit of the second mobile terminal is displayed on the first mobile terminal. On the display Remote control system, characterized in that Shimesuru. The first mobile terminal further includes a voice receiving unit that receives a voice signal and emits a voice, and the second mobile terminal is configured to control the arbitrary control target device after remote control of the arbitrary control target device. 2. The remote device according to claim 1, further comprising an audio signal transmitting unit that transmits an audio signal obtained by collecting sounds around the mobile terminal to the first portable terminal via the predetermined communication network. Operation system. The second mobile terminal is activated when the data signal is received by the receiving unit, and after a predetermined time elapses, the timer unit outputs a time-out signal. The timer unit outputs the time-out signal. Voice recording means for recording a voice signal obtained by collecting voices around the control target device, wherein the voice signal recorded by the voice recording means is transmitted by the voice transmitting means to the first mobile phone. 3. The remote control system according to claim 2, wherein the data is transmitted to a terminal via the predetermined communication network. The second mobile terminal starts transmission of an audio signal by the audio signal transmission means and transmission of an image signal by the image signal transmission means, after transmission of one signal ends, transmission of the other signal. Item 4. The remote control system according to item 2 or 3. A data signal for operating an arbitrary control target device from a remote location is transmitted from the first mobile terminal to a second mobile terminal equipped with a camera unit and an infrared unit via a predetermined communication network. A remote control system that transmits an infrared ray from the infrared section of the portable terminal to control the operation of the arbitrary control target device,
The first mobile terminal includes:
A data signal generating unit for generating the data signal; a first wireless unit for transmitting and receiving signals to and from the second mobile terminal; a display unit for displaying an image; After transmitting by the wireless unit, the first control unit to supply an image signal received by the first wireless unit to the display unit to display an image,
The second mobile terminal,
A second wireless unit that transmits and receives signals to and from the first mobile terminal, a camera unit that captures an image of the control target device, and an infrared unit that controls the operation of the specified control target device by the transmitted infrared signal. After generating the infrared signal for controlling the operation of the arbitrary control target device based on the data signal received by the second wireless unit and transmitting the infrared signal from the infrared unit, imaging by the camera unit A second control unit for transmitting the obtained image signal to the first portable terminal through the second wireless unit. The second mobile terminal performs a recording start / stop operation in response to a recording start signal / recording stop signal input from the outside, collects sound at the start of recording, converts the sound into an audio signal, and outputs the sound when the recording is stopped. A microphone unit for outputting, and a timer unit that is activated by a timer start request signal and outputs a timeout signal after a predetermined time has elapsed,
The second control unit outputs the recording start signal to the microphone unit when the data signal is received by the second wireless unit, and outputs the recording stop signal when the timeout signal is input from the timer unit. Is output to the microphone unit and a shooting request signal is output to the camera unit to start an imaging operation, and an audio signal obtained from the microphone unit and an image signal obtained by the imaging operation of the camera unit are sequentially output. 6. The remote control system according to claim 5, further comprising: transmitting data to said first portable terminal through said second wireless unit.

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