Map information display system

The present invention provides video information with a mobile terminal device such as a mobile phone or digital camera, which has a function of acquiring GPS position information corresponding to the current position by a pan-earth positioning system (hereinafter, simply referred to as GPS). It has a video display device such as a home television that displays and outputs, and a connection device such as a set-top box (hereinafter, simply referred to as STB) that transmits video information distributed from a cable TV station to the video display device. The present invention relates to a map information display system capable of displaying a map information image corresponding to the current position of a mobile terminal device on a video display device.

Conventionally, as a map information display system that provides position information to a mobile phone using GPS, a mobile phone having a function of acquiring GPS position information corresponding to the current position from a GPS satellite and communication from this mobile phone are used. A system having a map service system main body such as a service provider that acquires GPS position information from the mobile phone and provides map information corresponding to the GPS position information to the mobile phone via the Internet is known ( For example, see Patent Document 1).

According to such a map information display system, when the map service system main body such as a service provider detects a position information request from a mobile phone, GPS position information corresponding to the current position is acquired from the mobile phone, and this GPS position is obtained. Since the map information corresponding to the information is searched and the map information is provided to the mobile phone via the Internet, the user of the mobile phone can easily obtain the map information corresponding to the current position.<patcit num="1"><text>JP-A-2002-315044 (see Fig. 1 and abstract)</text></patcit>

<p> However, according to the above-mentioned conventional patent document 1, in order to comprehensively provide the map information to the user of the mobile phone, the map service system main body that provides the map information is a specific company such as a service provider company. Therefore, in order to receive the map information provision service provided by the system, you must subscribe to a service provider and pay the service fee.</p><p> Further, according to the above-mentioned conventional patent document 1, the map information related to the current position is provided to the user of the mobile phone. The fact is that a system for displaying a map has not yet been developed.</p><p> The present invention has been made in view of the above points, and an object of the present invention is to use a video display device such as a television in a home for a user of a mobile terminal device such as a mobile phone without using a service provider or the like. The purpose is to provide a map information display system capable of displaying a map information image related to the current location.</p>

<p> In order to achieve the above object, the map information display system of the present invention connects a mobile terminal device having a wireless communication function, a video display device for displaying and outputting video information, and a video display device to display video information. The mobile terminal device has a GPS position information acquisition means for acquiring GPS position information corresponding to the current position from GPS, and the connection device stores and manages map information. When the means and the communication access from the mobile terminal device are detected, the current position information acquisition means for acquiring the GPS position information corresponding to the current position of the mobile terminal device from the mobile terminal device and the current position information acquisition means are used. It has a map search means for searching map information corresponding to GPS position information from a map storage means, and a control means for displaying and outputting a map information image related to the map information searched by the map search means on a video display device. ..</p><p> The map information display system of the present invention provides the mobile terminal device with the map information searched by the map search means.</p><p> In the map information display system of the present invention, the current position information acquisition means acquires GPS position information by a web access method from a mobile terminal device.</p><p> In the map information display system of the present invention, the current position information acquisition means acquires GPS position information by an e-mail attachment method from a mobile terminal device.</p><p> In the map information display system of the present invention, the connecting device is a set-top box that receives the distributed video information and provides the received video information to the video display device.</p><p> The map information display system of the present invention is a recording medium reproduction device in which the connection device generates video information by reproducing the recording medium and provides the generated video information to the video display device.</p><p> The map information display system of the present invention includes a portable terminal device, a video display device that displays and outputs video information, and a connection device that connects to the video display device and transmits video information to the video display device. The device includes a GPS position information acquisition means that acquires GPS position information corresponding to the current position from GPS, an imaging means that generates shooting data of the subject by shooting the subject, shooting data generated by the imaging means, and It has a data storage means for storing the shooting management data configured by associating the GPS position information at the time of shooting, and the connecting device stores the map storage means for storing and managing the map information and the shooting management data of the portable terminal device. When extracted, a data separation means for separating and extracting the shooting data and GPS position information from the shooting management data, and a map search means for searching the map information corresponding to the GPS position information separated and extracted by the data separation means from the map storage means. And, it is provided with a control means for displaying and outputting a map information image related to the map information searched by the map search means and a photographed image related to the photographed data to the image display device.</p><p> In the map information display system of the present invention, the data storage means for storing the shooting management data is a storage medium that can be attached to and detached from the portable terminal device, and the connecting device is attached to the storage medium when the storage medium is attached. It has a data extraction means for extracting the stored shooting management data.</p><p> In the map information display system of the present invention, the connecting device is a set-top box that receives the distributed video information and provides the received video information to the video display device.</p><p> The map information display system of the present invention is a recording medium reproduction device in which the connection device generates video information by reproducing the recording medium and provides the generated video information to the video display device.</p>

<p> According to the map information display system of the present invention configured as described above, a connecting device that provides video information to be displayed on a video display device such as a television detects communication access from the mobile terminal device and the mobile terminal device. When the GPS position information corresponding to the current position of is acquired, the map information corresponding to this GPS position information is searched, and the map information image related to this map information is displayed and output on the video display device. By equipping the connecting device in the above with a function to provide map information, the user of the connecting device can use a video display device such as a television in the home to move to the current position of the mobile terminal device user without using a service provider. You can see the related map information image.</p><p> According to the map information display system of the present invention, the map information corresponding to the GPS position information corresponding to the current position of the mobile terminal device is searched, and the map information image related to this map information is simply displayed and output to the video display device. Instead, the map information of the current position is provided to the user of the mobile terminal device, that is, the map information image of the current position is displayed on the display screen of the mobile terminal device, so the service provider is used. Even without it, the user of the mobile terminal device can see the map information image related to the current position.</p><p> According to the map information display system of the present invention, GPS position information from a mobile terminal device is acquired by a web access method, so that an image display device such as a television in a home can be obtained without using a service provider. It is possible to display a map information image of the current position of the mobile terminal device user.</p><p> According to the map information display system of the present invention, the GPS position information from the mobile terminal device is acquired by the mail attachment method. Therefore, even if the mobile terminal device does not have the web function, it is a service as long as it has the mail sending / receiving function. It is possible to display a map information image of the current position of a mobile terminal device user on a video display device such as a television in a home without using a provider.</p><p> According to the map information display system of the present invention, the connecting device is a set-top box that receives video information distributed from, for example, a cable TV station and transmits this video information to a video display device such as a television, that is, usually. , Since the set-top box is often used by being placed together with a video display device such as a TV in the home, by giving the set-top box the same map information providing function, a new map information providing function is dedicated. There is no need to install the equipment. In addition, the set-top box is most suitable for this system because it is equipped with signal conversion functions such as NTSC and RGB for displaying map information images on the television when the image display device is a television.</p><p> According to the map information display system of the present invention, the connection device is a recording medium playback device such as a video playback device or a DVD playback device that provides video information to the video display device by playing back the recording medium, that is, Normally, the recording medium playback device is often used by being arranged together with a video display device such as a television in the home. Therefore, by providing the recording medium playback device with the same map information providing function, new map information can be obtained. There is no need to provide equipment dedicated to the provided functions. Further, when the video display device is a television, the video playback device is most suitable for this system because it has a signal conversion function such as NTSC or RGB for displaying a map information image on the television.</p><p> According to the map information display system of the present invention, the mobile terminal device stores the shooting management data configured by associating the shooting data and the GPS position information, and the connecting device stores the shooting management data from the mobile terminal device. When extracted, the shooting data and GPS position information are separated and extracted from this shooting management data, the map information corresponding to the GPS position information is searched, and the map information image based on this map information and the shot image based on the shooting data are combined and imaged. Since it is displayed on the display device, the user of the connected device can display not only the captured image but also the map information image of the shooting location on the display screen of the video display device at the same time. It becomes easy to specify the shooting location.</p><p> According to the map information display system of the present invention, the data storage means for storing the shooting management data is a storage medium that can be attached to and detached from the portable terminal device, and the connecting device is attached to the storage medium from the storage medium. Since the shooting management data is extracted, the shooting management data can be easily carried by storing the shooting management data in a storage medium such as an SD card.</p><p> According to the map information display system of the present invention, the connecting device is a set-top box that receives video information distributed from, for example, a cable TV station and transmits this video information to a video display device such as a television, that is, usually. Since the set-top box is often used by being placed together with a video display device such as a television in the home, the set-top box is provided with a function to provide a map information image to provide new map information. There is no need to provide equipment dedicated to the function. In addition, the set-top box is ideal for this system because it is equipped with signal conversion functions such as NTSC and RGB for displaying map information images and captured images on the TV when the video display device is a TV. is there.</p><p> According to the map information display system of the present invention, video information is provided to the video display device by playing back the recording medium, for example, a recording medium playback device such as a video playback device or a DVD playback device, that is, usually recording. Since the media playback device is often used by being arranged together with a video display device such as a television in the home, the recording medium playback device is provided with the map information providing function to provide a new map information providing function. There is no need to install dedicated equipment. In addition, the video playback device is ideal for this system because it is equipped with signal conversion functions such as NTSC and RGB for displaying map information images and captured images on the TV when the video display device is a TV. is there.</p>

Hereinafter, an in-home map information display system showing an embodiment related to the map information display system of the present invention will be described with reference to the drawings.

(Embodiment 1) FIG. 1 is a system explanatory diagram showing a schematic configuration of the entire home map information display system showing the first embodiment.

The home map information display system 1 shown in FIG. 1 comprises a mobile phone 3 having a function of acquiring GPS position information corresponding to its own current position from GPS satellites 2 and a home system 4 arranged in a general household. Have.

The home system 4 is distributed from a communication modem 11 for connecting to the Internet 5, a home TV 12 that displays and outputs video information such as a TV program, for example, a plasma display function and a liquid crystal display function, and a cable TV station 6, for example. The video information is transmitted to the home TV 12, and the Internet-compatible set-top box (hereinafter, simply referred to as IP-STB) 13 that connects to the Internet 5 through the communication modem 11 is connected to these communication modems 11 and IP-STB 13. It has LAN14 and LAN14. The IP-STB13 is equipped with a remote controller 15 for remote control.

The mobile phone 3 can communicate with the IP-STB 13 via the Internet 5.

FIG. 2 is a block diagram showing a schematic configuration inside the IP-STB13.

The IP-STB 13 shown in FIG. 2 drives a cable TV station communication interface 21 that controls a communication interface with a cable TV station 6, an Internet communication interface 22 that controls a communication interface with a communication modem 11, and a map DVD that records map information. A home TV interface 24 that controls the interface between the DVD drive unit 23 and the home TV 12, a web server processing unit 25 that executes a web server function on the Internet 5 through the communication modem 11, and an e-mail communication unit that sends and receives e-mail. 26, a DVD control unit 27 that controls the DVD drive unit 23, an image processing unit 28 that generates an information image based on various information, and an image processing memory that stores the information image and the like generated by the image processing unit 28. 29, a memory control unit 30 that controls the image processing memory 29, a remote control operation monitoring unit 31 that monitors the operation of the remote control 15, a system control unit 32 that controls the entire IP-STB13, and control for connecting these parts. It has a bus 33. The map DVD is a recording medium that records map information of, for example, the Geospatial Information Authority of Japan.

The cable television station communication interface 21 has a television image receiving function for receiving television image information distributed from the cable television station 6.

The home television interface 24 displays television image information from the cable television station 6 received through the cable television station communication interface 21 on the home television 12.

When the web server processing unit 25 detects the URL access from the mobile phone 3 via the Internet 5 through the Internet communication interface 22, the web server processing unit 25 provides the web image to the mobile phone 3.

The mobile phone 3 acquires GPS position information corresponding to the current position of the mobile phone user from the GPS satellite 2. The GPS position information is obtained by measuring the longitude, latitude, and altitude of the receiving point from the radio wave information emitted from the GPS satellite 2 by the arrival time of the radio wave for position measurement.

The user of the mobile phone 3 adds the GPS position information corresponding to the current position of the mobile phone 3 to the URL of the IP-STB13, and accesses the IP-STB13 by the URL to which the GPS position information is added. ..

When the system control unit 32 of the IP-STB13 detects the URL access from the mobile phone 3 through the web server processing unit 25, it extracts the GPS position information added to the URL and extracts this GPS position through the DVD drive unit 23. The map information corresponding to the information is searched from the map DVD. The map information corresponding to the GPS position information corresponds to the surrounding map information centered on the point corresponding to the GPS position information.

The image processing unit 28 generates a map information image based on the searched map information, and temporarily stores the map information image in the GPS position information area 29A of the image processing memory 29. The image processing memory 29 is also used as a work area of the image processing unit 28.

The system control unit 32 displays the map information image temporarily stored in the image processing memory 29 on the home television 12 through the home television interface 24. The home television interface 24 converts the map information image temporarily stored in the image processing memory 29 into an NTSC signal or an RGB signal, and transmits the converted map information image to the home television 12.

Further, when the system control unit 32 detects the remote control operation for providing the map information image to the mobile phone 3 through the remote control operation monitoring unit 31, the system control unit 32 temporarily stores the map information image in the image processing memory 29 via the Internet 5 through the web server processing unit 25. The map information image of is provided to the mobile phone 3 on the Web. When providing the map information image on the web to the mobile phone 3, the image processing unit 28 converts the map information image temporarily stored in the image processing memory 29 into a GIF or JPEG format so as to be displayed on the mobile phone 3. , This map information image is provided to the mobile phone 3 via the web server processing unit 25.

The map information display system described in the claim is the home map information display system 1, the mobile terminal device is the mobile phone 3, the video display device is the home TV 12, the connection device is IP-STB13, and the GPS position information acquisition means is the mobile phone 3. GPS position information acquisition function, map storage means corresponds to map DVD and DVD drive unit 23, current position information acquisition means corresponds to web server processing unit 25 and e-mail communication unit 26, map search means and control means correspond to system control unit 32. Is what you do.

Next, the operation of the home map information display system 1 showing the first embodiment will be described. FIG. 3 is a flow diagram that briefly shows the processing operation of the entire system 1 related to the web-based home map information providing processing related to the first embodiment, and FIG. 4 is a simple showing the processing operation of the web-based home map information providing processing. It is an operation explanatory drawing.

The web-based in-home map information provision process shown in Fig. 3 is that when the IP-STB13 detects URL access from the mobile phone 3, the map information image corresponding to the current position of the mobile phone 3 is displayed on the in-home TV 12. , When a predetermined remote control operation is detected, the map information image is provided to the mobile phone 3 by a web method.

In FIG. 3, the mobile phone 3 acquires GPS position information corresponding to the current position from the GPS satellite 2 (step S11). When the mobile phone 3 acquires the GPS position information, it adds the GPS position information to the URL of the IP-STB13 on the URL input screen 300A on the display screen of the mobile phone 3 as shown in FIG. 4 (step S12), and the URL is added to the URL. When the access button 301A in the input screen 300A is operated, the URL is accessed to IP-STB13 via the Internet 5.

When the web server processing unit 25 of the IP-STB13 detects the URL access from the mobile phone 3 (step S13), it extracts the GPS location information added to this URL (step S14).

The system control unit 32 of the IP-STB13 searches the map DVD for the map information corresponding to the GPS position information through the DVD drive unit 23 (step S15).

When the image processing unit 28 searches for map information corresponding to GPS position information, it generates a map information image based on the searched map information, and temporarily stores this map information image in the GPS position information area 29A of the image processing memory 29. (Step S16).

The system control unit 32 displays the map information image temporarily stored in the image processing memory 29 on the home TV 12 through the home TV interface 24 (step S17). At this time, the home television interface 24 converts the map information image temporarily stored in the image processing memory 29 into an NTSC signal or an RGB signal, and transmits the converted map information image to the home television 12. As shown in FIG. 4, the user of the IP-STB13 can recognize the current position of the mobile phone 3 with the map information image 100A displayed on the home television 12. Further, the map information image 100A has a designation screen 100B for designating whether or not to provide the map information image to the mobile phone 3, and is designated by the remote control operation of the remote control 15.

The system control unit 32 determines whether or not the operation of providing the map information image on the designated screen 100B of the remote controller 15 is detected through the remote controller operation monitoring unit 31 (step S18). When the system control unit detects 32, the map information image providing operation, that is, the selection operation of "do" on the designated screen 100B, the system control unit reads out the map information image temporarily stored in the image processing memory 29 through the memory control unit 30, and the web server. Through the processing unit 25, the map information image 300B is provided to the mobile phone 3 on the web as shown in FIG. 4 (step S19). At this time, the image processing unit 28 reads the map information image temporarily stored in the image processing memory 29, converts the map information image into a GIF or JPEG format that can be displayed on the mobile phone 3, and converts the converted map information image. Is provided to the mobile phone 3 via the web server processing unit 25. The user of the mobile phone 3 can recognize his / her current position on the map information image 300B on the display screen of the mobile phone 3.

Further, the mobile phone 3 determines whether or not the GPS position information corresponding to its current position has been acquired again from the GPS satellite 2 (step S20).

When the mobile phone 3 acquires the GPS position information again, the mobile phone 3 proceeds to step S12 in order to transmit the GPS position information to the IP-STB13 again.

Unless the system control unit 32 detects the map information image providing operation in step S18, the system control unit 32 proceeds to step S20 without providing the map information image to the mobile phone 3.

The mobile phone 3 ends this processing operation unless the GPS position information is acquired again in step S20.

According to the web-based in-home map information providing process shown in FIG. 3, when a URL access with GPS position information is detected from the mobile phone 3, this GPS position information is extracted and the map information corresponding to this GPS position information is mapped. A map information image was generated based on the searched map information by searching from the DVD, and this map information image 100A was displayed on the home TV 12, so that the user of IP-STB13 can use the TV as shown in FIG. The current position of the user of the mobile phone 3 can be recognized by the map information image 100A on the screen.

Furthermore, according to the web-based home map information providing process shown in FIG. 3, when the map information image providing operation by the remote control 15 is detected, the map information image is provided to the mobile phone 3 on the web. As shown in FIG. 4, the user of 3 can recognize his / her position on the map information image 300B on the display screen of the mobile phone 3.

In the web-based home map information provision process shown in FIGS. 3 and 4, the mobile phone 3 has a web function, and the GPS position information of the mobile phone 3 is notified to the IP-STB13 by URL access via the Internet 5. However, it is possible that the mobile phone 3 does not have a web function.

Therefore, the GPS position information of the mobile phone 3 may be notified to the IP-STB13 by the attachment file method of the e-mail, and the processing operation in this case will be described. Fig. 5 is a flow diagram showing the processing operation of the entire system 1 related to the home map information provision processing of the mail attachment method, and Fig. 6 is an operation explanatory diagram showing the processing operation of the home map information provision processing of the same mail attachment method. ..

The mail attachment method in-home map information provision processing shown in Fig. 5 is that when an e-mail with GPS position information attached is received from the mobile phone 3, the map information corresponding to the GPS position information attached to this e-mail is searched and this is performed. This is a process in which a map information image based on the searched map information is displayed on the home television 12, and when a predetermined remote control operation is detected, the map information image is provided to the mobile phone 3 by an e-mail attachment method.

In FIG. 5, the mobile phone 3 acquires the GPS position information corresponding to the current position from the GPS satellite 2 (step S31). When the mobile phone 3 acquires the GPS position information, it attaches the GPS position information as an attachment to the e-mail to the IP-STB13 and sends the e-mail to the IP-STB13 (step S32).

When the e-mail communication unit 26 of the IP-STB13 receives the e-mail from the mobile phone 3, the GPS location information in the attached file of the e-mail is extracted (step S33).

The system control unit 32 searches the map DVD for the map information corresponding to the GPS position information through the DVD drive unit 23 (step S34).

When the image processing unit 28 searches for map information corresponding to GPS position information, it generates a map information image based on the searched map information, and temporarily stores this map information image in the GPS position information area 29A of the image processing memory 29. (Step S35).

The system control unit 32 displays the map information image temporarily stored in the image processing memory 29 on the home TV 12 through the home TV interface 24 (step S36). At this time, the home television interface 24 converts the map information image temporarily stored in the image processing memory 29 into an NTSC signal or an RGB signal, and transmits the converted map information image to the home television 12. As shown in FIG. 6, the user of the IP-STB13 can recognize the current position of the mobile phone 3 with the map information image 110A displayed on the home television 12. Further, the map information image 110A has a designation screen 110B for designating whether or not to provide the map information image to the mobile phone 3, and is designated by the remote control operation of the remote control 15.

The system control unit 32 determines whether or not the operation of providing the map information image on the designated screen 110B of the remote controller 15 is detected through the remote controller operation monitoring unit 31 (step S37). When the system control unit 32 detects the map information image providing operation, that is, the selection operation of Yes on the designated screen 110B, the system control unit 32 reads the map information image temporarily stored in the image processing memory 29 through the memory control unit 30 and reads the map information image temporarily stored in the image processing memory 29. The email received from 3 is used as a reply email, and the email is replied with the map information image attached through the email communication unit 26 (step S38). At this time, the image processing unit 28 reads the map information image temporarily stored in the image processing memory 29, converts the map information image into a GIF or JPEG format that can be displayed on the mobile phone 3, and converts the converted map information image. Is transmitted to the e-mail communication unit 26.

By opening the attached file of the e-mail, the user of the mobile phone 3 displays the map information image 310B on the display screen of the mobile phone 3 and recognizes his / her current position as shown in FIG. Can be done.

Further, the mobile phone 3 determines whether or not the GPS position information corresponding to its current position has been acquired again from the GPS satellite 2 (step S39).

When the mobile phone 3 acquires the GPS position information again, the mobile phone 3 proceeds to step S32 in order to notify the IP-STB13 of the GPS position information again.

Unless the system control unit 32 detects the map information image providing operation in step S37, the system control unit 32 proceeds to step S39 without providing the map information image to the mobile phone 3.

The mobile phone 3 ends this processing operation unless the GPS position information is acquired again in step S39.

According to the mail attachment method home map information provision process shown in FIG. 5, when an e-mail with GPS position information attached is detected from the mobile phone 3, the GPS position information is extracted from the attached file of this e-mail, and this GPS position information is extracted. The map information corresponding to is searched, the map information image is generated based on the searched map information, and this map information image is displayed on the home TV 12, so that the user of IP-STB13 can use the mobile phone 3 As shown in FIG. 6, the map information image 110A on the TV screen can recognize the current position of the user of the mobile phone 3 even if it does not have the web function.

Further, according to the mail attachment method home map information providing process shown in FIG. 5, when the map information image providing operation by the remote control 15 is detected, the map information image is attached to the e-mail and the e-mail is transmitted to the mobile phone 3. Therefore, the user of the mobile phone 3 can recognize his / her position on the map information image 310B on the display screen of the mobile phone 3 by opening the map information image attached to the e-mail.

According to the first embodiment, when the IP-STB13 acquires the GPS position information corresponding to the current position from the mobile phone 3, the map information corresponding to the GPS position information is searched from the map DVD, and the map information is obtained. Since the map information image is generated based on the above and the map information image is displayed on the home TV 12, the function to display the map information image corresponding to the current position of the mobile phone 3 on the IP-STB13 in the home is provided. By having the IP-STB13 user, the user of the IP-STB13 can view the map information image related to the current position of the user of the mobile phone 3 on the home television 12 without using the service provider.

According to the first embodiment, not only the map information corresponding to the GPS position information corresponding to the current position of the mobile phone 3 is searched, and the map information image related to this map information is displayed and output to the home television 12. , The map information of the current position is also provided to the user of the mobile phone 3, that is, the map information image of the current position is displayed on the display screen of the mobile phone 3, so that the service provider is not used. However, the user of the mobile phone 3 can see the map information image related to the current position.

According to the first embodiment, in the IP-STB13, the GPS position information from the mobile phone 3 is acquired by the web method, so that the mobile phone 3 can be connected to the home TV 12 without using a service provider. The map information image of the user's current position can be displayed.

According to the first embodiment, the IP-STB13 acquires the GPS position information from the mobile phone 3 by the mail attachment method, so that even if the mobile phone 3 does not have the web function, it can even have the mail sending / receiving function. For example, the map information image of the current position of the user of the mobile phone 3 can be displayed on the home television 12 without using the service provider.

Further, according to the first embodiment, for example, when the user of the mobile phone 3 visits the house where the IP-STB13 is placed, that is, in the home where the visit with the IP-STB13 is awaited, the service provider is provided. Even if it is not used, the current position of the visitor (user of mobile phone 3) can be recognized by the home TV 12 and the arrival time of the visit can be predicted, and the visitor (user of mobile phone 3) can predict the visit arrival time. You can receive map information of your current location.

In the above embodiment, the GPS position information is transmitted to the IP-STB13 by an e-mail attached to the attached file, but the GPS position information is transmitted to the IP-STB13 by the e-mail body instead of the attached file. In this case, only the GPS position information may be extracted from the e-mail received by the e-mail communication unit 26.

In the first embodiment described above, the IP-STB 13 is used as a mobile device terminal to search for map information corresponding to the GPS position information of the mobile phone 3, and the map information image based on the searched map information is used as the home television 12 However, paying attention to the GPS position information of the mobile phone 3 as a mobile device terminal, the map information search corresponding to the GPS position information by IP-STB13, and the TV display of the map information image, the mobile device terminal Nowadays, digital cameras and mobile phones with cameras are widely used, and a map showing a map of the surrounding area at the time of shooting in addition to the shot image by using the shooting data of the subject taken with the digital camera and the GPS position information at the time of shooting. A usage method such as displaying an information image on a home television 13 is also conceivable.

(Embodiment 2) Therefore, an in-home map information display system showing such a second embodiment will be described. FIG. 7 is a block diagram showing a schematic configuration inside the IP-STB, which is a main part of the home map information display system showing the second embodiment. The same configuration as IP-STB13 shown in FIG. 2 is designated by the same reference numeral, and the description of the overlapping configuration and operation will be omitted.

The IP-STB13A shown in FIG. 7 includes a cable TV station communication interface 21, an Internet communication interface 22, a DVD drive unit 23, a home TV interface 24, an e-mail communication unit 26, a web server processing unit 25, a DVD control unit 27, and an image processing unit. 28, image processing memory 29, memory control unit 30, remote control operation monitoring unit 31, system control unit 32, control bus 33, SD card 40 detachably attached to camera-equipped mobile phone 3A or digital camera 3B is IP -A memory slot control unit 41 that reads shooting management data from the SD card 40 by slotting into STB13A, and a shooting management data processing unit that performs various processing on the shooting management data read by this memory slot control unit 41. It has 42 and.

The camera-equipped mobile phone 3A has a camera function for shooting the subject, a GPS position information acquisition function for acquiring GPS position information corresponding to the current position from GPS satellite 2, and the same as the shooting data of the subject shot with the camera function. It has a function to generate shooting management data by associating it with GPS position information indicating the shooting location and a function to store this shooting management data in the SD card 40. Is removable.

Similarly, the digital camera 3B has a camera function, a GPS position information acquisition function, a function of generating shooting management data, and a function of storing the shooting management data in the SD card 40. The SD card 40 is removable.

The shooting management data processing unit 42 performs Exif format analysis processing on the shooting management data read from the slot-in SD card 40, and separates and extracts the shooting data and GPS position information from the shooting management data. is there.

FIG. 8 is an explanatory diagram showing a data structure of shooting management data stored in the SD card 40. The shooting management data is composed of Exif (Exchangeable image file format), which is being standardized by digital camera manufacturers.

This Exif has a TIFF (Tagged Image File Format) header and an IFD (Image File Directory) GPS / IFD tag information format, and supports shooting data and GPS position information in the GPS / IFD tag information format. It is attached and configured. In the shooting management data processing unit 42, the GPS position information is separated and extracted from the GPS IFD (GPS Info Tag) specified by the GPS IFD Pointer, and the GPS position information including the GPS version is separated and extracted.^stShooting data is separated and extracted from IFD for Thumbnail Data via Image Width, Strip Offsets, and Thumbnail Data.

The imaging means described in the claim is the camera function of the mobile phone 3A with a camera or the camera function of the digital camera 3B, the data storage means is the SD card 40, the data separation means is the shooting management data processing unit 42, and the data extraction means is the memory slot. It corresponds to the control unit 41.

Next, the operation of the home map information display system showing the second embodiment will be described. FIG. 9 is a flow chart that briefly shows the processing operation of the IP-STB13A related to the captured image / map information image providing processing.

The captured image / map information image providing process shown in FIG. 9 is, for example, when an SD card 40 storing shooting data of a digital camera 3B or a mobile phone with a camera 3A is slotted into the IP-STB13A, the SD card 40 is stored. This is a process of dividing and displaying the captured image based on the stored captured data and the map information image at the time of the same capture on the home TV 12.

In FIG. 9, the memory slot control unit 41 of the IP-STB13A extracts the shooting management data from the SD card 40 when the SD card 40 is slotted into the IP-STB13A (step S51).

The shooting management data processing unit 42 separates and extracts the shooting data and the GPS position information by performing Exif format analysis on the shooting management data extracted from the SD card 40 (step S52).

The image processing unit 28 generates a photographed image in, for example, a JPEG format or a GIF format by performing a photographed data reproduction process on the photographed data separated and extracted through the photographed management data processing unit 42, and stores the photographed image in the image processing memory 29. Temporarily store in the captured image area 29B of (step S53).

The system control unit 32 displays the captured image temporarily stored in the captured image area 29B of the image processing memory 29 on one of the split screens of the home TV 12, for example, the left split screen 120A, through the home TV interface 24 (step S54). ). At this time, the home television interface 24 converts the captured image temporarily stored in the image processing memory 29 into an NTSC signal or an RGB signal, and transmits the converted captured image to the home television 12. As shown in FIG. 7, the display screen of the home television 12 is divided into two, a right-side split image 120B and a left-side split image 120B.

Further, the system control unit 32 searches the map DVD for the map information corresponding to the GPS position information separated and extracted in step S52 through the shooting management data processing unit 42 (step S55).

When the image processing unit 28 searches for map information corresponding to GPS position information, it generates a map information image in the searched map information and temporarily stores the map information image in the GPS position information area 29B of the image processing memory 29. (Step S56).

The system control unit 32 displays the map information image temporarily stored in the GPS position information area 29A of the image processing memory 29 on the other split screen of the home TV 12, for example, the right split screen 120B, through the home TV interface 24 ( Step S57). At this time, the home television interface 24 converts the map information image temporarily stored in the image processing memory 29 into an NTSC signal or an RGB signal, and transmits the converted map information image to the home television 12. In the home television 12, the captured image is displayed on the left split screen 120A and the map information image of the captured location is simultaneously displayed on the right split screen 120B.

The system control unit 32 determines whether or not a remote control operation for selecting the next captured image is detected through the remote control operation monitoring unit 31 (step S58).

When the system control unit 32 detects the remote control operation for selecting the next shot image, the system control unit 32 proceeds to step S51 in order to extract the shooting management data related to the next shot image.

Unless the remote control operation for selecting the next captured image is detected in step S58, the system control unit 32 determines whether or not the remote control operation for ending the captured image display is detected (step S59).

If the system control unit 32 detects the remote control operation for ending the display of the captured image, the system control unit 32 ends this processing operation.

Further, the system control unit 32 shifts to step S58 to determine whether or not the remote control operation for selecting the next captured image is detected unless the remote control operation for ending the captured image display is detected in step S59. To do.

According to the captured image / map information image providing process shown in FIG. 9, for example, when a subject is photographed with a mobile phone 3A with a camera, in addition to this photographed data, the GPS position information corresponding to the current position at the time of photographing is photographed. When management data is generated and this shooting management data is stored in the SD card 40 and the SD card 40 is slotted into the IP-STB13A, the shooting management data is extracted from the SD card 40 and shooting is performed from this shooting management data. Data and GPS position information are separated and extracted, map information corresponding to GPS position information is searched from the map DVD, and the map information image based on this map information and the photographed image based on the photographed data are displayed on the home TV 12. Therefore, not only the shot image but also the map information image of the shooting location is displayed at the same time on the display screen of the home TV 12, so it is easy to identify the shooting location, and the memory of the shooting location comes to mind at the same time as organizing the captured image album. It will be fun.

According to the second embodiment, the digital camera 3B or the camera-equipped mobile phone 3A stores the shooting management data associated with the shooting data and the GPS position information in the SD card 40, and SD to the IP-STB13A. When the slot-in of the card 40 is detected, the shooting management data is extracted from the SD card 40, the shooting data and the GPS position information are separated from the shooting management data, and the map information corresponding to the GPS position information is searched from the map DVD. Since the map information image based on this map information and the captured image based on the captured data are displayed together on the home TV 12, the user recognizes not only the captured image but also the shooting location on the image of the home TV 12. be able to.

In the second embodiment described above, the shooting management data is stored in the SD card 40 that can be attached to and detached from the digital camera 3B or the mobile phone 3A with a camera. For example, a storage medium such as a memory stick or a smart media is stored. Needless to say, it may be.

Further, according to the second embodiment described above, the shooting management data is acquired from the SD card 40 with the IP-STB13A, but the shooting management is performed at the URL of the IP-STB13A as in the first embodiment. The same applies even if data is added and the shooting management data from the camera-equipped mobile phone 3A is acquired by the web method, or the shooting management data from the camera-equipped mobile phone 3A is acquired by e-mail in the attached file format. Needless to say, the effect can be obtained.

Further, in the first and second embodiments described above, IP-STB13 has been described as an example of the connection device, but in general, playback of recording media such as a video playback device and a DVD playback device that can be connected to a television. It goes without saying that the same effect can be obtained by incorporating the same function even in a device.

According to the map information display system of the present invention, when a connecting device that provides video information to a video display device such as a television acquires GPS position information corresponding to the current position from a mobile terminal device, the connection device corresponds to the GPS position information. Since the map information is searched and this map information is displayed and output on the video display device, for example, by giving the connecting device in the home a function of providing the map information, the user of the connecting device can use the service provider. The map information image related to the current position of the mobile terminal device user can be viewed on a video display device such as a television in the home without using the device, and the connecting device user can view the map information image while viewing the mobile terminal device. It is also useful for a route guidance system or the like that guides a route to a user.

According to the map information display system of the present invention, the mobile terminal device stores the shooting management data configured by associating the shooting data and the GPS position information, and the connecting device stores the shooting management data from the mobile terminal device. When extracted, the shooting data and GPS position information are separated and extracted from this shooting management data, the map information corresponding to the GPS position information is searched, and the map information image based on this map information and the shot image based on the shooting data are combined. For example, since the data is displayed on a video display device such as a television, the user of the connected device displays not only the shot image but also the map information image of the shooting location on the display screen of the video display device at the same time. It is useful for the album management system of.

<figref num="1">A block diagram showing a schematic configuration inside a home map information display system showing a first embodiment related to the map information display system of the present invention.</figref><figref num="2">A block diagram showing a schematic configuration inside the IP-STB, which is a main part inside the home map information display system showing the first embodiment.</figref><figref num="3">A flow chart that briefly shows the processing operation of the entire system related to the web-based home map information provision processing related to the first embodiment.</figref><figref num="4">An explanatory diagram showing the operation between the mobile phone and the IP-STB related to the web-based home map information provision processing related to the first embodiment.</figref><figref num="5">E-mail attachment method related to the first embodiment A flow chart that briefly shows the processing operation of the entire system related to the home map information provision processing.</figref><figref num="6">E-mail attachment method related to the first embodiment An explanatory diagram showing the operation between the mobile phone and the IP-STB related to the home map information provision processing.</figref><figref num="7">A block diagram showing a schematic configuration inside the IP-STB, which is a main part of the home map information display system showing the second embodiment.</figref><figref num="8">Explanatory drawing which shows the data structure of the photographing management data which concerns on 2nd Embodiment simply.</figref><figref num="9">A flow chart that briefly shows the processing operation of the IP-STB related to the captured image / map information image providing processing related to the second embodiment.</figref>

Code description

1 Home map information display system (map information display system) 3 Mobile phone (mobile terminal device, GPS position information acquisition means) 3A Mobile phone with camera (mobile terminal device, imaging means, GPS position information acquisition means) 3B Digital camera (mobile) Terminal equipment, imaging means, GPS position information acquisition means) 12 Home TV (video display device) 13 IP-STB (connection device) 13A IP-STB (connection device) 23 DVD drive unit (map search means) 25 Web server processing unit (Current position information acquisition means) 32 System control unit (map search means, control means) 40 SD card (data storage means, storage medium) 41 Memory slot control unit (data extraction means) 42 Imaging management data processing unit (data separation means) )