JP2002010227A - Mobile phone terminal and monitor device - Google Patents

Abstract

(57) [Summary] [Problem] To provide a mobile phone terminal capable of viewing a sufficiently clear image without requiring a large image display unit, and a call partner received by the mobile phone terminal when used together with the mobile phone terminal The present invention provides a monitor device capable of displaying an image from the camera and an image captured by a video camera built in the mobile phone terminal. An image signal from a partner mobile phone terminal received by a mobile phone terminal is sent to a monitor device. When the user performs an input operation for displaying an image from the other party through the key input means 115 of the mobile phone terminal 100, the mobile phone terminal 100 transmits a control signal for displaying the image of the other party to the monitor device. Send to 200. Upon receiving this control signal, monitor device 200 interprets the command as an instruction to display an image from the other party, and outputs an image signal from the other party to television monitor 206 for display.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a portable telephone terminal and a monitor device.

[0002]

2. Description of the Related Art In recent years, in mobile communication systems, it has been proposed to handle images between portable telephone terminals like a videophone. For example, Japanese Patent Application Laid-Open Nos. 8-88841 and 10-65780 disclose such methods. Each of the disclosed mobile phone terminals includes a video camera and an image display unit having a display such as a liquid crystal panel, while transmitting an image (still image or moving image) captured by the video camera, and A function is provided for displaying an image photographed or a received image on the image display unit.

[0003]

However, the conventional portable telephone terminal has a problem that it is difficult to obtain a sufficiently clear image because the image display section cannot be made large due to the miniaturization of the main body.

[0004] The present invention has been made in view of the above point, and a portable telephone terminal capable of viewing a sufficiently clear image without having to enlarge the image display unit, and a portable telephone terminal used together with the portable telephone terminal. It is an object of the present invention to provide a monitor device capable of displaying an image from a communication partner received by a mobile phone terminal and an image captured by a video camera built in the mobile phone terminal.

[0005]

SUMMARY OF THE INVENTION A portable telephone terminal according to the present invention is capable of externally transmitting image information transmitted from a portable telephone terminal of a communication partner or an electronic device capable of transmitting an image or an image photographed by its own video camera. Transmitting means for converting the signal into a signal format that can be captured by the monitor device and outputting the control signal, and outputting a control signal for controlling the monitor device including display of the image information transmitted from the transmitting device on the monitor device. Are adopted.

According to this configuration, an image transmitted from an electronic device such as a portable telephone terminal of a call partner or a personal computer capable of transmitting an image or an image photographed by a video camera built in the portable telephone terminal of the user is used. Since a signal is converted so that it can be handled by an external monitor device and a control signal corresponding to a display command is output, a user can view a large and clear image using the external monitor device. .

Further, in the portable telephone terminal of the present invention, the control signal output means captures an image sent from the portable telephone terminal of the other party or an electronic device capable of transmitting an image, using a video camera. A configuration is adopted in which either one of the displayed image and the image handled by the monitor device itself is selectively displayed, or a control signal for simultaneously displaying them is output.

[0008] According to this configuration, an image taken by the video camera of the own mobile phone terminal, an image sent from the mobile phone terminal of the other party or an electronic device capable of transmitting images, and the monitor device itself are provided on the monitor device. Any one of the images to be handled, or they can be displayed simultaneously. In this case, the image not displayed on the monitor device is displayed on the mobile phone terminal side, so that the user can view both the image from the other party and the image captured by the video camera of the mobile phone terminal. You can talk with the other party. The image that can be handled by the monitor device itself is, for example, a television image if the monitor device itself is a television receiver.

According to another aspect of the present invention, there is provided a monitor device comprising: a receiving unit for receiving image information and a control signal transmitted from the portable telephone terminal; a display unit for displaying an image; and a control signal received by the receiving unit. Display control means for displaying the received image signal on the display means.

According to this configuration, the image from the mobile phone terminal can be enlarged and displayed, so that the user of the mobile phone terminal can have a conversation with the other party while viewing a large and clear image.

Further, the monitor device according to the present invention, in the above-mentioned monitor device, includes a television broadcast receiving means for receiving a television broadcast, and the display control means controls the control signal received by the reception means to a portable telephone terminal or an image. If the instruction is to display an image from a transmittable electronic device, the instruction is to display the image on display means, and if the instruction is to display an image taken by a video camera of the mobile phone terminal, the image is displayed. Means for displaying the television image received by the television broadcast receiving means, if the instruction is to display the television image on the display means and simultaneously display the images, The image information is combined and displayed on the display means.

According to this configuration, for example, an image from a mobile phone terminal of the other party is displayed on an image display unit provided in the mobile phone terminal, and an image captured by a video camera of the mobile phone terminal is displayed on the monitor device. Display on the phone or vice versa, the user of the mobile phone terminal can talk to the other party while viewing both the image from the other party and the image taken by the video camera of his mobile phone. It can be performed.

Further, the monitor device of the present invention, in the above-mentioned monitor device, comprises a map information storage means for storing map information, and the display control means outputs a control signal received by the reception means to a place name, a store name. If the instruction is to display map information for a building name, the map information storage means is searched to find the corresponding map information, and if there is target map information, the display means displays it.

[0014] According to this configuration, the user of the portable telephone terminal uses his / her own portable telephone terminal to input a place name, a store name, and a building name of a place to go to, thereby allowing the user to use the monitor device. A search is performed, and if there is map information including the input place name, store, and building, the map information is displayed, so that the user can easily go to the target place by looking at the display. . In addition, since it becomes possible to carry a printing result by having a printer, it is possible to more easily go to the destination.

In the monitor device according to the present invention, the map information storage means may include a place name, a store name,
Detailed information for the building name is stored, and the display control means displays the detailed information on the display means together with the display of the map information.

According to this configuration, the user of the portable telephone terminal uses his / her own portable telephone terminal to input a place name, a store name, and a building name of a place to go to, thereby allowing the user to use the monitor device. If a search is performed and there is map information that includes the input place name, store, and building, the map and detailed information on the place name, store, and building are displayed.
The user can easily go to a favorite place by looking at the display. For example, when eating, it is possible to know the characteristics of various restaurants and to know the route to each restaurant. Since the printer can be used to carry the print result, the user can easily go to a favorite place.

Further, in the monitor device of the present invention, in the above-mentioned monitor device, the map information storage means also stores image information of buildings and historic sites, and the display control means controls the control received by the reception means. If the signal is a command for searching for image information that matches or is similar to the image information received by the receiving unit, the map information storage unit is searched for matching or similar image information, and the target image is searched. If there is information, a configuration is adopted in which the display unit displays the journey to the location indicated by the image information.

According to this configuration, the user of the portable telephone terminal sends the image information sent from the other party to the monitor device, so that the monitor device searches for the image information and sends the image information. If there is image information that matches or is similar to the above, the journey to the location indicated by the sent image information is displayed, so the user can see the display and indicate the location indicated or recommended by the other party. You can easily go to The image information stored in the map information storage means is
By making it the same as that published in books such as magazines and tourist information books, even in the land where the user of the mobile phone terminal came for the first time, the other party can send the image posted in the magazine And the route to the location of the image is obtained, so that the user can easily go to the desired location.

Further, the monitor device of the present invention, in the above monitor device, comprises: line connection means for connecting to an electric communication line; and data updating means for updating data in the map information storage means using the line connection means. The configuration provided is adopted.

According to this configuration, for example, by connecting to the Internet, the map information can be updated at the target site, so that the latest map information and detailed information can always be obtained.

Further, in the monitor device according to the present invention, in the monitor device described above, the display control means may be configured so that the control signal received by the reception means is a command for searching for information other than map information. Is used to connect to the information providing destination site, and if there is information to be searched at that site, the information is downloaded and displayed on the display means.

According to this configuration, information other than the map information can be searched through the Internet, for example.

A television receiver according to the present invention employs a configuration including the above-described monitor device.

The computer of the present invention employs a configuration including the above-mentioned monitor device.

A navigation device according to the present invention employs a configuration including the above-mentioned monitor device.

An image display method according to the present invention is an image display for displaying image information received by a mobile phone terminal or an image taken by a video camera built in the mobile phone terminal on a monitor device external to the mobile phone terminal. The method, wherein the mobile phone terminal converts the received image information or the image information from the video camera to a frequency different from the frequency assigned to the mobile phone terminal, and transmits the converted image information. The terminal receives the radio wave transmitted from the terminal, demodulates the original image information, and displays the demodulated image information on its own image display unit.

[0027]

Embodiments of the present invention will be described below in detail with reference to the drawings.

The gist of the present invention is that image information received by a portable telephone terminal is enlarged and displayed on an external monitor device.

(Embodiment 1) FIG. 1 is a block diagram showing a configuration of a mobile phone terminal according to Embodiment 1 of the present invention. FIG. 2 is a block diagram showing a configuration of the monitor device according to Embodiment 1 of the present invention.

As shown in FIG. 1, a portable telephone terminal 100 according to the present embodiment is a general portable telephone terminal (CDMA system,
A mobile phone having the same function as that of the FDD system or the TDD system and transmitting and receiving voice, image, and data to and from an electronic device (not shown) such as a mobile phone terminal of a communication partner or a personal computer capable of transmitting image information. Function unit 101, a terminal-side image signal conversion unit (transmission unit) 102 for transmitting a received image or an image captured by a built-in video camera 114 to a monitor device 200 (see FIG. 2), and displaying the image on the monitor device 200. Terminal side control signal conversion means (control signal output means) 103 for sending a control signal (command) for instructing the operation of
And is provided.

The mobile phone function unit 101 includes a telephone antenna 110, an incoming call detection unit 111, and a mobile terminal control unit 1.
12, the call signal receiving means 113, and the video camera 11
4, key input means 115, and monitor control means 116. The telephone antenna 110 captures radio waves transmitted from a mobile phone terminal of the other party or the above-described electronic device. The incoming call detecting means 111 detects an incoming call from the mobile phone terminal or the electronic device of the other party, performs a line connection process, and outputs the call signal to the call signal receiving means 113.
Output to

The portable terminal control means 112 performs control such as connection of a portable telephone, communication, and disconnection of the line. The call signal receiving means 113 receives the call signal, and outputs an image signal to the terminal-side image signal converting means 102 if the signal contains an image signal. The video camera 114 is
The video output is output to the terminal side image signal conversion means 102.
The key input means 115 performs input operations such as input of a telephone number and input for setting various functions of a mobile phone, and determination and change of an image to be output to a monitor, which is a feature of the present embodiment. Yes, number keys, functions,
It is provided with a dial and the like. Monitor control means 1
16 generates an instruction for specifying an image to be displayed on the monitor device 200 (see FIG. 2) in response to an input from the key input unit 115, and outputs the instruction to the terminal-side control signal conversion unit 103.

The terminal-side image signal converting means 102 converts the image signal from the call signal receiving means 113 or the video camera 114 into a radio signal used between the portable telephone terminal 100 and the monitor 200 (used by the portable telephone terminal). (A radio signal of a different radio format and modulation method from the radio signal to be transmitted) and output the same to the terminal-side antenna 117. The terminal-side control signal conversion means 103 converts the control signal from the monitor control means 116 into a radio signal used between the mobile phone terminal 100 and the monitor device 200 (a radio signal format different from the radio signal used in the mobile phone terminal). , A modulation-type radio signal) and outputs the signal to the terminal-side antenna 117.

On the other hand, the monitor device 200 is based on a television receiver and has a monitor antenna 201.
Monitor-side image signal conversion means (reception means) 202;
Monitor-side control signal conversion means (reception means) 203, output control means (display control means) 204, image synthesis means (display control means) 205, and television monitor (display means) 20
6, TV image control output means (TV broadcast receiving means)
207 and a television antenna 208.

The monitor-side image signal conversion means 202 demodulates the image signal from the radio wave captured by the monitor-side antenna 201 and outputs it to the output control means 204. The monitor-side control signal conversion unit 203 demodulates a control signal from a radio wave captured by the monitor-side antenna 201 and outputs the demodulated control signal to the output control unit 20.
4 is output. The television image control output means 207 demodulates a television broadcast signal from a radio wave captured by the television antenna 208 and outputs the demodulated television broadcast signal to the output control means 204. TV image control output means 207, like a general television receiver, so that a desired broadcast station can be selected from a plurality of broadcast stations,
It is possible to switch channels.

The output control means 204 determines the output destination of the output signals of the monitor image signal conversion means 202 and the television image control output means 207 according to the control signal (command) output from the monitor control signal conversion means 203. . Normally, the television image control output means 207 is given priority and its output signal is output to the television monitor 206. However, the output signal of the monitor side image signal conversion means 202 is output to the television monitor 2
If there is an instruction to output to 06, the output signal of the monitor side image signal conversion means 202 is output to the television monitor 206.
If there is a command to combine the television broadcast and the image from the other party, the output of the television image control output means 207 and the output of the monitor side image signal conversion means 202 are converted to the image synthesis means 2.
Output to 05.

The image synthesizing means 205 synthesizes the two inputted images and outputs them to the television monitor 206. The television monitor 206 displays the image signal input from the output control unit 204 or the image synthesizing unit 205 as a video.
Note that the monitor device 200 does not need to be based on a television receiver, and does not necessarily require a television reception function.

Next, the operation of the portable telephone terminal 100 and the monitor device 200 having the above configuration will be described. (A) Operation of Mobile Phone Terminal 100 FIG. 3 is a flowchart showing the operation of the mobile phone terminal 100. First, the incoming call detecting means 1 of the mobile phone terminal 100
When 11 detects an incoming call, it generates a ring tone to notify the user of the incoming call (step 100). The user who has heard the ring tone performs an operation of starting a call using the key input unit 115. With this operation, the portable terminal control means 112 connects the telephone line and enables transmission and reception of voice and images (step 102).

In transmitting and receiving the voice and image, the terminal-side image signal converting means 102 converts the image signal from the video camera 114 and the image signal from the other terminal received by the call signal receiving means 113 into the portable telephone terminal. The signal is carried to the air from the terminal-side antenna 117 on a radio signal used between the terminal 100 and the monitor device 200 (steps 104 and 106).

Next, the monitor control means 116 monitors the input from the key input means 115 to determine whether there is a command (step 108). Then, when there is a command to display an image from the partner terminal on the monitor device 200, the monitor control unit 116 transmits a control signal for displaying the image from the partner terminal on the monitor device 200 to the terminal-side control signal conversion unit 103.
(Step 110). When an instruction to display an image captured by the video camera 114 of the own terminal 100 is issued, a control signal for displaying the image from the video camera 114 of the own terminal 100 on the monitor device 200 is transmitted to the terminal-side control signal. Output to conversion means 103 (step 11
2).

If there is a command to display a television image, a control signal for displaying the television image on the monitor device 200 is output to the terminal-side control signal conversion means 103 (step 114). In addition, a plurality of images (that is, an image from the partner terminal, the video camera 114 of the own terminal 100).
If there is a command to display the image photographed in step (1) or the television image), a control signal for displaying these images on the monitor device 200 is output to the terminal-side control signal conversion means 103 (step 116). When there is an instruction to turn off the monitor, the control signal for turning off the monitor display is sent to the terminal-side control signal conversion means 10.
3 (step 118).

When the control signal is output from the monitor control means 116, the terminal-side control signal conversion means 103 puts the control signal on a radio signal used between the terminal 200 and the terminal-side antenna 117 so as to be hollow. Release (step 120).

(B) Operation of Monitor Device 200 FIG. 4 is a flowchart showing the operation of the monitor device 200. The wireless signal including the image signal transmitted from the mobile phone terminal 100 is received by the monitor-side image signal converter 202 of the monitor device 200. When receiving the wireless signal including the image signal transmitted from the mobile phone terminal 100, the monitor-side image signal converting means 202 demodulates the image signal from the received signal and outputs the signal to the output control means 204 (Step 200). In addition, a wireless signal including a control signal transmitted from the mobile phone terminal 100 is received by the monitor-side control signal conversion unit 203 of the monitor device 200. When receiving the radio signal including the control signal transmitted from the mobile phone terminal 100, the monitor-side control signal conversion means 203 demodulates the control signal from the received signal and outputs the control signal to the output control means 204 (Step 202).

The output control means 204 is the content (command) of the control signal output from the monitor-side control signal conversion means 203.
Is determined (step 204). If the determined command is to display an image from the terminal of the other party of the mobile phone terminal 100, the monitor-side image signal converting means 202
The output image signal is output to the television monitor 206 (step 206).

The output control means 204 outputs the image signal output from the monitor-side image signal conversion means 202 to the television monitor 206 if the determined command is to display an image from the mobile phone terminal 100. (Step 2
08). Note that the image from the mobile phone terminal 100 includes an image from the other party and an image captured by the video camera 114. In any case, the image sent from the mobile phone terminal 100 is displayed on the television monitor 206. Is displayed.

If the determined command is to display a television image, the output control means 204 outputs a television image signal output from the television image control output means 207 to the television monitor 206 (step 210). Also,
The determined instruction is a multi-image display, and the image from the video camera 114 of the mobile phone terminal 100 and the mobile phone terminal 100 are displayed.
The image signal from the mobile phone terminal 100 output from the monitor control image signal conversion unit 202 and the other party of the mobile phone terminal 100 The image signal from the mobile phone terminal or the electronic device is output to the image synthesizing unit 205.

In this case, if a television image is also displayed, the image signals of the mobile phone terminal 100 and the other party's mobile phone terminal output from the monitor-side image signal conversion means 202 and the TV image control output means 207 The output television image signal is output to the image synthesizing means 205 (step 212).

If the determined instruction is to turn off the monitor, the output control means 204 stops outputting the image signal and the television image signal to the television monitor 206 (step 21).
4). The television monitor 206 displays an image signal from the output control unit 204 or the image synthesizing unit 205 as a video.

As described above, according to the portable telephone terminal 100 and the monitor device 200 of the present embodiment, the portable telephone terminal 10
By transmitting an image from the other party's mobile phone terminal or an electronic device capable of image transmission to the monitor device 200, the monitor device 200 receives the wireless signal transmitted from the mobile phone terminal 100 , The image information is demodulated and displayed on the TV monitor 206, so that the mobile phone terminal 10
The user of No. 0 can talk while watching a large and clear image on the screen of the monitor device 200 instead of the small screen of the mobile phone terminal 100.

(Embodiment 2) FIG. 5 is a block diagram showing a configuration of a monitor device 300 according to Embodiment 2 of the present invention. In this figure, parts common to those in FIG. 2 described above are denoted by the same reference numerals, and description thereof is omitted. In addition, since the mobile phone terminal according to the present embodiment has the same configuration as mobile phone terminal 100 described above, FIG. 1 will be referred to when necessary for explanation.

The monitor device 300 according to the present embodiment
In addition to the configuration of the monitor device 200 according to the first embodiment, a map information storage unit 301 storing map information, a line connection unit 302 that can be connected to an electric communication line, and a line connection unit 30
And data updating means 303 for updating data in the map information storage means 301 by using the data updating means 2.

The output control means 204 determines whether the control signal received by the monitor-side control signal conversion means 203 is a command for displaying map information for a place name, a store name, and a building name.
The map information storage unit 301 is searched for corresponding map information, and if there is target map information, it is output to the television monitor 206. Thereby, the TV monitor 20
In 6, a map of a place, a store or a building that the user of the mobile phone terminal 100 is looking for is displayed. By viewing this map, the user can go to the target place, shop or building without hesitation.

The output control means 204 can always prepare the latest map information by adding a data updating means for updating data in the map information storage means 301 using the line connection means 302.

As described above, the monitor device 3 of the present embodiment
According to 00, a user of the mobile phone terminal 100 inputs a place name, a store name, and a building name of a place to which the user wants to use his / her mobile phone terminal 100, so that a search can be performed on the monitor device 300. The place name, store,
If there is map information with buildings, it will be displayed,
The user can easily go to the target place by looking at the display. In this case, by providing the printer, it is possible to carry the print result, and it is possible to more easily go to the destination. Monitor device 3 of the present embodiment
It can be said that setting 00 at a station, a hotel, etc. is very useful for directions.

In the present embodiment, the detailed information on the place name, the store name, and the building name is stored in the map information storage means 301 in association with the map information.
Since detailed information on the place name, store, or building can be provided together with the map, the user can easily go to a favorite place. For example, when eating, it is possible to know the characteristics of various restaurants and to know the route to each restaurant.

The map information storage means 301 stores image information of buildings and historic sites, and the control signal received by the monitor-side control signal conversion means 203 is transmitted to the monitor-side image signal conversion means 202. If it is a command to search for image information that matches or is similar to the received image information, the map information storage unit 301 is searched for image information that matches or is similar, and if there is target image information, the image information is The journey to the indicated location may be displayed on the television monitor 206.

In this way, the user of the mobile phone terminal 100 sends the image information sent from the other party to the monitor device 300, so that the monitor device 300 searches and sends the image information. If there is image information that matches or is similar to the received image information, the journey to the location indicated by the sent image information is displayed. You can easily go to the recommended places. The map information storage means 3
01 is the same as that contained in magazines and tourist information books, so that even in the land where the user of the mobile phone terminal came for the first time, the image information contained in the magazine from the other party You can easily go to the desired location.

If the control signal received by the monitor-side control signal conversion means 203 is a command for searching for information other than map information, a connection is made to the information providing site using the line connection means 302. If there is information to be searched on the site, the information is downloaded and the TV monitor 20 is downloaded.
6 may be displayed. This makes it possible to search for information other than map information via the Internet. That is, even a mobile phone terminal that does not have a function of connecting to the Internet can access the Internet and obtain information.

The monitor device 200 according to the first embodiment and the monitor device 300 according to the present embodiment include not only a television receiver but also a navigation device, a sightseeing guide device, and a game machine (including a game machine at a game center). Of course, it is also applicable.

[0060]

As described above, according to the present invention,
Receives image information transmitted from the other party's mobile phone terminal or electronic device capable of image transmission after detecting an incoming call, and operates this information from its own mobile phone terminal, instead of the small display of the mobile phone terminal. By displaying the information on a large display of the monitor device, the mobile phone user can make a telephone call while viewing a large and clear image.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a mobile phone terminal according to Embodiment 1 of the present invention.

FIG. 2 is a block diagram showing a configuration of a monitor device according to the first embodiment of the present invention.

FIG. 3 is a flowchart showing an operation of the mobile phone terminal according to Embodiment 1 of the present invention.

FIG. 4 is a flowchart showing an operation of the monitor device according to the first embodiment of the present invention.

FIG. 5 is a block diagram showing a configuration of a monitor device according to Embodiment 2 of the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 100 mobile phone terminal 101 mobile phone function unit 102 terminal-side image signal conversion means 103 terminal-side control signal conversion means 110 telephone antenna 111 incoming call detection means 112 mobile terminal control means 113 call signal reception means 114 video camera 115 key input means 116 monitor Control means 117 Terminal-side antenna 200, 300 Monitor device 201 Monitor-side antenna 202 Monitor-side image signal conversion means 203 Monitor-side control signal conversion means 204 Output control means 205 Image synthesis means 206 TV monitor 207 TV image control output means 208 TV antenna 301 Map information storage means 302 Line connection means 303 Data update means

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04N 5/225 H04N 5/38 5K101 5/38 5/44 Z 5/44 5/445 Z 5/445 H04B 7/26 109M F term (reference) 5C022 AA11 AC01 AC69 AC75 CA00 5C025 AA01 AA28 BA14 BA28 CA02 CA09 CA11 CA16 CB05 CB10 DA05 DA07 5C064 AA01 AC01 AC04 AC12 AD08 5K027 AA11 BB01 BB02 CC08 HH34 KK03 5K101 KK18 LL12 NN06 NN18

Claims (13)

[Claims] 1. An image information sent from a mobile phone terminal of a communication partner or an electronic device capable of image transmission or an image taken by a video camera of the user is converted into a signal format that can be captured by an external monitor device and output. And a control signal output unit that outputs a control signal for controlling the monitor device including a display of the image information transmitted from the transmitter on the monitor device. Terminal. 2. The control signal output means includes: one of image information sent from a mobile phone terminal of a communication partner or an electronic device capable of transmitting an image, an image captured by a video camera, and an image handled by a monitor device itself. 2. The mobile phone terminal according to claim 1, wherein the mobile phone terminal outputs a control signal for selectively displaying one or a plurality of displays simultaneously. 3. A receiving means for receiving image information and a control signal transmitted from the mobile phone terminal according to claim 1 or 2, a display means for displaying an image, and a control received by said receiving means. And a display control means for displaying a received image signal on the display means in accordance with the signal. 4. A television broadcast receiving unit for receiving a television broadcast, wherein the display control unit receives the control signal received by the receiving unit and displays the image from a mobile phone terminal or an electronic device capable of image transmission. If so, if the instruction is to display the image on the display means and display the image taken by the video camera of the mobile phone terminal, the image is displayed on the display means and the television broadcast receiving means If the instruction is to display the received television image, the television image is displayed on the display unit, and if the instruction is to display each image at the same time, the image information is combined and displayed on the display unit. The monitor device according to claim 3, wherein: 5. A display device comprising: map information storage means for storing map information, wherein the display control means is configured to control the control signal received by the receiving means to display a map information for a place name, a store name, and a building name. 4. The method according to claim 3, wherein said map information storage means is searched to find corresponding map information, and if there is target map information, it is displayed on a display means.
Or the monitor device according to claim 4. 6. The map information storage means includes a place name, a store name,
6. The monitor device according to claim 5, wherein detailed information for the building name is stored, and the display control means displays the detailed information on the display means together with the display of the map information. 7. The map information storage means also stores image information of a building or a historic site, and the display control means transmits a control signal received by the reception means to the image received by the reception means. If the command is a command to search for image information that matches or is similar to the information, the map information storage unit is searched to find image information that matches or is similar, and if there is target image information, it goes to the location indicated by the image information. The monitor device according to claim 5 or 6, wherein a route up to is displayed on the display means. 8. The apparatus according to claim 5, further comprising: line connection means for connecting to a telecommunication line; and data updating means for updating data in a map information storage means using said line connection means. Item 8. The monitor device according to any one of items 7. 9. The display control means, if the control signal received by the receiving means is a command for searching for information other than map information, connects to the site of the information providing destination using the line connection means, 9. The monitor device according to claim 8, wherein if there is information to be searched at the site, the information is downloaded and displayed on a display unit. 10. A television receiver comprising the monitor device according to any one of claims 3 to 9. 11. A computer comprising the monitor device according to claim 3. Description: 12. A navigation device comprising the monitor device according to any one of claims 3 to 9. 13. An image display method for displaying image information received by a mobile phone terminal or an image taken by a video camera built in the mobile phone terminal on a monitor device external to the mobile phone terminal, wherein: In the mobile phone terminal, the received image information or the image information from the video camera is converted to a frequency different from the frequency assigned to the mobile phone terminal and transmitted, and in the monitor device, the radio wave transmitted from the mobile phone terminal And demodulating the original image information, and displaying the demodulated image information on its own image display unit.