WO2008026389A1 - Contrôleur d'affichage, procédé et programme de commande d'affichage, et support d'enregistrement lisible par ordinateur - Google Patents

Contrôleur d'affichage, procédé et programme de commande d'affichage, et support d'enregistrement lisible par ordinateur Download PDF

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Publication number
WO2008026389A1
WO2008026389A1 PCT/JP2007/063849 JP2007063849W WO2008026389A1 WO 2008026389 A1 WO2008026389 A1 WO 2008026389A1 JP 2007063849 W JP2007063849 W JP 2007063849W WO 2008026389 A1 WO2008026389 A1 WO 2008026389A1
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WO
WIPO (PCT)
Prior art keywords
display
data
search
map
content
Prior art date
Application number
PCT/JP2007/063849
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English (en)
Japanese (ja)
Inventor
Tetsuya Fujie
Original Assignee
Pioneer Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioneer Corporation filed Critical Pioneer Corporation
Publication of WO2008026389A1 publication Critical patent/WO2008026389A1/fr

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
    • G08G1/0969—Systems involving transmission of navigation instructions to the vehicle having a display in the form of a map
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
    • G01C21/34—Route searching; Route guidance
    • G01C21/36—Input/output arrangements for on-board computers
    • G01C21/3667—Display of a road map

Definitions

  • Display control device display control method, display control program, and computer-readable recording medium
  • the present invention relates to a display control device, a display control method, a display control program, and a computer-readable recording medium that search for a route to a destination point.
  • the use of this invention is not limited to the above-described display control device, display control method, display control program, and computer-readable recording medium.
  • terminal devices such as car navigation devices and PDAs (Personal Digital Assistants) installed in vehicles have been able to calculate the position information of their own devices using a GPS (Global Positioning System) function. It is possible.
  • GPS Global Positioning System
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2004-252592
  • Patent Document 2 Japanese Patent Application Laid-Open No. 2004-318483
  • the current location or It is the structure which acquires the content and information regarding the periphery, such as arbitrary points. Therefore, when there is a large amount of content and information related to the surroundings such as the current location or arbitrary location, it takes time for users to acquire information, and it becomes difficult to select necessary information. As an example.
  • the display screen is filled with marks (marks), and the user Not only can the map information be confirmed, it is difficult to confirm the mark.
  • the display scale is detailed display
  • the number of content information displayed in the map information display range is minimal, and the content and information are not included in the map display range.
  • One example is the problem that necessary content and information cannot be confirmed.
  • a display control device that focuses on the invention of claim 1 is acquired by acquisition means for acquiring content data relating to arbitrary content, and acquired by the acquisition means.
  • Extracting means for extracting specific data for searching for point data that can be displayed on the map displayed on the display unit, and setting the display scale of the map displayed on the display unit.
  • the point data associated with the specific data extracted by the extraction means from the search condition group recorded on a predetermined recording medium according to the setting means to accept and the display scale set by the setting means
  • the selection means for selecting the search condition of the display point and the display point data to be displayed on the map from the map data according to the search condition selected by the selection means.
  • a search unit that searches the data, the display spot data searched by the searching means, the content Display control means for displaying on the display unit in association with data.
  • the display control method which is the power of the invention of claim 7, includes an acquisition step of acquiring content data regarding arbitrary content, and a display on the display unit from the content data acquired by the acquisition step.
  • a display control program that is advantageous for the invention of claim 8 causes a computer to execute the display control method according to claim 7.
  • the computer-readable recording medium which has the power of the invention of claim 9, records the display control program of claim 8.
  • FIG. 1 is a block diagram showing an example of a functional configuration of a display control apparatus according to the present embodiment.
  • FIG. 2 is a flow chart showing the contents of the processing of the display control apparatus, which focuses on the present embodiment.
  • FIG. 3 is a block diagram of an example of a hardware configuration of the navigation device according to the first embodiment.
  • FIG. 4 is a block diagram of an outline of processing of the navigation device according to the first embodiment.
  • FIG. 5 is an explanatory diagram showing an example of the relationship between the display scale (scale) according to the first embodiment and the number of matched programs.
  • FIG. 6 is an explanatory diagram of an example of the relationship between the display scale (scale) according to the first embodiment and the number of marks displayed after the narrowing search process.
  • FIG. 7 is a flowchart showing the contents of processing of the navigation apparatus according to the first embodiment.
  • FIG. 8 is a flowchart of a narrowing search process (step S704 in FIG. 7) in the navigation device according to the first embodiment.
  • FIG. 9 is a block diagram of an outline of the processing of the navigation device according to the second embodiment.
  • FIG. 1 is a block diagram showing an example of the functional configuration of the display control apparatus according to the present embodiment.
  • the display control apparatus 100 includes an acquisition unit 101, an extraction unit 102, a setting unit 103, a selection unit 104, a search unit 105, a display control unit 106, and a force.
  • the acquisition unit 101 acquires content data regarding arbitrary content. Specifically, the acquisition unit 101 may receive content data from a broadcasting station that distributes content. In addition, the acquisition unit 101 may read content data recorded on a recording medium, for example! /.
  • the content data may be any of audio data, video data, text data, or the like, for example, in a configuration including data relating to a predetermined point.
  • the content data may include video / audio data including video and audio related to the content, and metadata indicating details related to the content.
  • Extraction unit 102 extracts specific data for searching for point data that can be displayed on a map displayed on a display unit (not shown) from the content data acquired by acquisition unit 101. .
  • the extraction unit 102 may extract a feature amount (symbol), a keyword, or the like for searching for point data with a configuration in which specific data is extracted from the metadata in the content data.
  • Setting unit 103 accepts a setting of a display scale of a map displayed on a display unit (not shown).
  • the display scale may be set by a user operating an operation unit (not shown), or may be configured to be automatically changed according to the displayed point.
  • the selection unit 104 is associated with the specific data extracted by the extraction unit 102 from the search condition group recorded on a predetermined recording medium according to the display scale set by the setting unit 103. Select search conditions for point data. Specifically, for example, the selection unit 104 has the number of display point data searched by the search unit 105 described later in the display range of the map displayed on the display unit according to the display scale set by the setting unit 103. The search condition is selected so as to obtain a predetermined quantity.
  • the selection unit 104 selects a search condition so that the display point data is reduced. Further, for example, when the number of display point data in the display range of the figure is less than a predetermined quantity, the selection unit 104 selects a search condition so that the display point data increases.
  • the predetermined quantity can be set by a user, for example. It may be a quantity having a predetermined range having an upper limit and a lower limit.
  • the search condition group may be composed of, for example, a plurality of search conditions and recorded in a recording medium (not shown).
  • the search condition may include a search condition corresponding to the user's preference information.
  • the search unit 105 searches the display point data to be displayed on the map from the map data according to the search condition selected by the selection unit 104.
  • Display control unit 106 displays the display spot data searched by search unit 105 on a display unit (not shown) in association with the content data. Specifically, for example, the display control unit 106 displays the display point data on the map in association with the video / audio data in the content data, and when the display point data is selected by the user, the display control unit 106 associates the display point data. The recorded video / audio data can be played back.
  • FIG. 2 is a flowchart showing the contents of the processing of the display control apparatus, which focuses on the present embodiment.
  • it is first determined whether or not content data has been acquired by the acquisition unit 101 (step S 201).
  • step S201 it waits for content data to be acquired, and when it is acquired (step S201: Yes), the extraction unit 102 extracts specific data from the content data acquired in step S201 (Ste S202).
  • the specific data is, for example, data for searching for point data that can be displayed on a map displayed on a display unit (not shown).
  • the display unit of the map displayed on the display unit (not shown) is set by the setting unit 103 (step S203).
  • the display scale may be set, for example, by an operation of an operation unit (not shown) by the user.
  • the display scale is set after the processing of step S201 and step S202. However, it may be set before or during the processing of step S201 and step S202.
  • step S202 the search condition for the point data associated with the specific data extracted in step S202 is selected from the search condition group recorded on the predetermined recording medium (step S202).
  • the search unit 105 searches the display point data to be displayed on the map from the map data according to the search condition selected in Step S204 (Step S204).
  • the display control unit 106 displays the display point data searched in step S205 in association with the content data on a display unit (not shown) (step S206), and the series of processing ends.
  • the display control device realizes the function by the display control device 100
  • the display control device As long as the configuration includes the functional unit shown in FIG. Further, when each functional unit is connected as a different device, the connection between the devices may be, for example, connected via Bluetooth (registered trademark) or the like regardless of wired or wireless.
  • the display control device As described above, according to the display control device, the display control method, the display control program, and the computer-readable recording medium according to the present embodiment, the display scale setting of the map displayed on the display unit is set. Since the display point data can be retrieved and displayed according to the user, the user can appropriately confirm the geographical information of the content.
  • the display point data is displayed on the display unit in association with the content data, and when the display point data is selected by the user, the associated video / audio data can be reproduced, thereby enabling the user to Can easily check the content data.
  • Example 1
  • Example 1 of the present invention will be described.
  • a navigation device mounted on a moving body such as a vehicle (including a four-wheeled vehicle and a two-wheeled vehicle)
  • a vehicle including a four-wheeled vehicle and a two-wheeled vehicle
  • FIG. 3 is a block diagram of an example of a hardware configuration of the navigation device according to the first embodiment.
  • a navigation device 300 is mounted on a moving body such as a vehicle, and includes a CPU 301, a ROM 302, a RAM 303, a magnetic disk rod, a lip 304, a magnetic disk 305, and an optical disk. , RIP, 306, optical disc 307, audio I / F (interface) 308, speaker 309, human power device 310, video I / F 311, display 312, communication I / F 313, GPS unit 314 and various sensors 315 are provided. Each component 0 ;! to 315 is connected by a bus 320.
  • the CPU 301 governs overall control of the navigation device 300.
  • the ROM 302 records various programs such as a boot program, a current location calculation program, a route search program, a route guidance program, a voice generation program, and a display control program.
  • the RAM 303 is used as a work area for the CPU 301.
  • the current location calculation program calculates the current location of the vehicle (the current location of the navigation device 300) based on output information from a GPS unit 314 and various sensors 315 described later.
  • the route search program searches for an optimum route from the departure point to the destination point using map information or the like recorded on a magnetic disk 305 to be described later.
  • the optimum route is the shortest (or fastest) route to the destination or the route that best meets the conditions specified by the user.
  • the route guidance program is read from the guidance route information searched by executing the route search program, the current location information of the vehicle calculated by executing the current location calculation program, and a magnetic disk 305 described later. Real-time route guidance information is generated based on the map information. The route guidance information generated by executing the route guidance program is output to the audio I / F 308 and the video I / F 311 via the CPU 301.
  • the sound generation program generates tone and sound information corresponding to the pattern. sand In other words, based on the route guidance information generated by executing the route guidance program, the virtual sound source corresponding to the guidance point is set and the voice guidance information is generated. The generated voice guidance information is output to the voice I / F 308 via the CPU 301.
  • the display control program determines the display format of the map information and contents to be displayed on the display 312 by the video I / F 311 and displays the map information on the display 312 according to the determined display format. Further, the force display control program, which will be described in detail with reference to FIG. 4 and FIG. 9, uses, for example, a recording medium such as a magnetic disk 305 and an optical disk 307 described later, or content data acquired via the communication I / F 313 It may be used to determine the display format of map information and content displayed on the display 312.
  • the magnetic disk drive 304 controls reading / writing of data with respect to the magnetic disk 305 according to the control of the CPU 301.
  • the magnetic disk 305 records data written under the control of the magnetic disk drive 304.
  • HD node disk
  • FD flexible disk
  • map information used for route search and route guidance.
  • the map information has background data that represents features (features) such as buildings, rivers, and the ground surface, and road shape data that represents the shape of the road, and is displayed in 2D or 3D on the display screen of the display 312. Drawn on.
  • the map information may be recorded on the optical disk 307 to be described later. Further, the map information may be provided outside the navigation device 300, which is not limited to the information recorded in one piece with the hardware of the navigation device 300. In this case, the navigation device 300 acquires map information via the network through, for example, the communication I / F 313. The acquired map information is stored in the RAM 303 or the like.
  • the optical disk drive 306 controls reading / writing of data with respect to the optical disk 307 according to the control of the CPU 301.
  • the optical disk 307 is a detachable recording medium from which data is read according to the control of the optical disk drive 306.
  • Optical disc 307 Can use a writable recording medium.
  • the removable recording medium may be the power of the optical disk 307, MO, memory card, or the like.
  • the audio I / F 308 is connected to the audio output speaker 309, and audio is output from the speaker 309.
  • Examples of the input device 310 include a remote controller, a keyboard, a mouse, and a touch panel that are provided with a plurality of keys for inputting characters, numerical values, various instructions, and the like.
  • the video I / F 311 is connected to the display 312.
  • the video I / F 311 includes, for example, a graphic controller that controls the entire display 312, a buffer memory such as VRAM (Video RAM) that temporarily records image information that can be displayed immediately, and a graphic controller. It consists of a control IC that controls the display 312 based on the output image data.
  • VRAM Video RAM
  • the display 312 displays icons, cursors, menus, windows, or various data such as characters and images.
  • a CRT for example, a CRT, a TFT liquid crystal display, a plasma display, or the like can be adopted.
  • a plurality of displays 312 may be provided in the vehicle, for example, for the driver and for a passenger seated in the rear seat.
  • the communication I / F 313 is connected to a network via radio and functions as an interface between the navigation device 300 and the CPU 301.
  • the communication I / F 313 is further connected to a communication network such as the Internet via radio, and functions as an interface between the communication network and the CPU 301.
  • Communication networks include LANs, WANs, public line networks and mobile phone networks.
  • the communication I / F 313 receives, for example, digital terrestrial broadcasts, analog TV broadcasts, FM radio, etc. It consists of devices and other navigation devices, and it acquires road traffic information such as traffic congestion and traffic regulations distributed from the VICS center.
  • VICS is a registered trademark.
  • the communication I / F 313 may receive content data from a broadcasting station that distributes arbitrary content data, for example. Details will be described with reference to FIGS. 4 and 9.
  • the force S and content data are, for example, data including video / audio data related to video and audio in arbitrary content and metadata in content data.
  • the GPS unit 314 receives radio waves from GPS satellites and outputs information indicating the current location of the vehicle.
  • the output information of the GPS unit 314 is used when the CPU 301 calculates the current location of the vehicle together with output values of various sensors 315 described later.
  • Information indicating the current location is information that identifies one point on the map information, such as latitude, longitude, and altitude.
  • Various sensors 315 include a vehicle speed sensor, an acceleration sensor, an angular velocity sensor, and the like, and output information that can determine the position and behavior of the vehicle.
  • the output values of the various sensors 315 are used for the calculation of the current position of the vehicle by the CPU 301 and the measurement of the change in speed and direction.
  • the display control device of the present invention is controlled by a user's portable terminal or a personal computer (PC). You may make it implement.
  • CPU 301 executes predetermined programs and realizes its functions by controlling each part in navigation device 300 To do.
  • the navigation device 300 executes the display control program recorded in the ROM 302 as a recording medium in the navigation device 300, whereby the display control shown in FIG.
  • the function S of the device 100 is executed by the procedure S shown in FIG.
  • FIG. 4 is a block diagram of an outline of the process of the navigation device according to the first embodiment.
  • the navigation device 300 is content distributed from the broadcasting station group 450. It is the structure which performs various processing about the data regarding.
  • the broadcasting station group 450 includes a broadcasting station 451a and a broadcasting station 451b.
  • the broadcasting station group 450 may be composed of three or more broadcasting stations that explain two broadcasting stations 451a and 451b! /.
  • Each broadcasting station 451a, 451b includes content data 452a, 452b and a metadata distribution control unit.
  • each of the broadcasting stations 451a and 451b transmits the content data 452a and 452b to the navigation device 300 and other receiving terminals (not shown) by terrestrial digital broadcasting, analog TV broadcasting, radio broadcasting, and the like. It is the structure distributed to.
  • the content data 452a and 452b are program information to be distributed from the respective broadcast stations 451a and 451b, and may be recorded on a recording medium included in each of the broadcast stations 451a and 451b. Further, the content data 452a and 452b are composed of, for example, metadata in program information and video / audio data, and the metadata distribution control units 453a and 453b and the video / audio data distribution control unit 454a, respectively. , 454b to the navigation device 300.
  • Metadata is data indicating the content of program information in content data, for example, data described in BML (Broadcast Markup Language) development or XML (Extensible Markup Language) format, It describes the meaning and structure of the data.
  • BML Broadcast Markup Language
  • XML Extensible Markup Language
  • the content data 452a and 452b are configured to be recorded on the recording medium.
  • the video and audio captured by the broadcasting stations 451a and 451b are directly stored in the navigation device 300. It is good also as a structure to deliver.
  • the navigation device 300 includes a metadata receiving unit 401, a video / audio data receiving unit 402, a map information / metadata character comparison filter unit 403, map information (character information) data 404, and a search.
  • the data processing unit 410 includes a program coordinate creation unit 411, a display number calculation filter unit 412, a metadata storage control unit 413, and a video / audio data storage control unit 414.
  • the data group 415 includes mark display coordinate data 416, display number data 417, metadata 418, video / audio data 419, and power.
  • the display 312 displays a map screen 429, a mark display 430, a coincidence yarn number 431, and a display image.
  • the metadata receiving unit 401 and the video / audio data receiving unit 402 described above with reference to FIG. 4 specifically implement their functions by, for example, the communication I / F 313 shown in FIG. Further, the map information, metadata character comparison filter unit 403, search number control filter unit 405, data processing unit 410, specifically, for example, the magnetic disk 305, optical disk 307, ROM 302, RAM 303, etc. shown in FIG.
  • the functions are realized by the CPU 301 executing various programs recorded in the recording medium.
  • the display function unit 428 realizes its function by, for example, the audio 1 / F 308 and the video I / F 311 shown in FIG.
  • the map information (character information) data 404, the map coordinate data 409, the data group 415, and the map information (video) data 424 are, for example, the magnetic disk 305 and the optical disk shown in FIG. It is recorded on a recording medium such as 307, ROM302 or RAM303, and is read / written under the control of the CPU301.
  • the metadata receiving unit 401 receives metadata about content distributed from each of the broadcasting stations 451a and 451b.
  • the video / audio data receiving unit 402 receives video / audio data regarding content distributed from each of the broadcasting stations 451a and 451b.
  • the configuration may be such that metadata and video / audio data are received, respectively, and content data may be received to extract metadata and video / audio data.
  • the map information / metadata character comparison filter unit 403 includes a character string included in the metadata received by the metadata receiving unit 401, and a place name and a famous place included in map information (character information) data 404 described later.
  • the search number control filter 405 is output when there is a matching character string.
  • the map information (character information) data 404 is data including character strings such as place names, sights, shop names, and facility names included on the map within the display range on the display 312 of the navigation device 300.
  • the search number control filter unit 405 uses the search number control data 406 to control the number of searches.
  • the number of searches is, for example, the number of search for display data to be displayed such as map information and point data related to the character string output from the metadata character comparison filter unit 403.
  • the number of searches is, for example, the number of marks displayed when displaying the searched display data. Details will be explained using Fig. 5, Fig. 6 and Fig. 8, but the number of searches is controlled based on the number narrowing data 407 and map display scale data 408 described below! IJ P to be like that.
  • the search number control data 406 includes the number narrowing-down data 407 and the map display scale data 408.
  • the number narrowing-down data 407 is a search for narrowing down the number of cases when displaying the display data. It is data about conditions. Details will be described with reference to FIGS. 5 and 6, but the search condition may be, for example, a condition using a user's preference.
  • the map display scale data 408 is map display display scale (scale) information on the display 312 of the navigation device 300, and may be data using settings by the user. Specifically, for example, the display distance per unit length of the map on the display screen.
  • the map coordinate data 409 is coordinate data used to specify the display position of a famous place, store, facility, etc. displayed when the navigation apparatus 300 displays a map. In addition to sights, shops, and facilities, it may be an intersection name or a point registered by the user such as a home.
  • the program coordinate creation unit 411 creates program (content) coordinate information corresponding to the display data in the search controlled by the search number control filter unit 405, and displays the coordinate data for mark display. Get 416.
  • the coordinate information of the program is, for example, the coordinates of the point data related to the character string included in the content metadata distributed from each of the broadcast stations 451a and 451b.
  • the display number calculation filter unit 412 calculates the number of display data to be displayed and obtains display number data 417 based on the number narrowing data 407, the map display scale data 408, and the like. In other words, for example, the display number calculation filter unit 412 calculates the display number so that the number of mark displays displayed on the display 312 described later is constant even when the map display scale is changed. .
  • the metadata storage control unit 413 stores content metadata 418 corresponding to display data in the search controlled by the search number control filter unit 405.
  • the video / audio data storage control unit 414 stores the video / audio data 419 of the content according to the display data in the search controlled by the search number control filter unit 405 in a reproducible manner.
  • the program coordinate creation unit 411, the display number calculation filter unit 412, the metadata storage control unit 413, and the video / audio data storage control unit 41 4 that are the data processing unit 410 are respectively searched.
  • the number of searches controlled by the search number control filter unit 405 after data processing is performed on the content corresponding to the matched character string by the map information and metadata character comparison filter unit 403.
  • Each data mark display coordinate data 4 16, the number of display data 417, metadata 418, video / audio data 419) can be controlled.
  • a mark display number control filter unit is provided downstream of the data processing unit 410 (or data group 415). You can also control the number of marks displayed on the display 312 so that the number of marks displayed is the specified quantity.
  • the coordinate display control unit 420 uses the mark display coordinate data 416 to output to the mark display imaging function unit 426 the coordinates necessary for displaying the display data.
  • the display number control unit 421 uses the display number data 417 to output the display number necessary for displaying the display data to the mark display imaging function unit 426.
  • the metadata display function unit 422 is a function unit that uses the metadata 418 to convert the text information of the metadata 418 into an image for display on the display 312. Specifically, for example, the metadata display function unit 422 outputs the character information of the metadata 418 to the display image processing unit 427 in order to visualize the character string corresponding to the display display of the display data. May be.
  • the video playback unit 423 is a functional unit that plays back content (programs) using video / audio data 419. Specifically, for example, the video playback unit 423 may output the video / audio data 419 to the display image processing unit 427 to visualize the content (program) displayed on the display 312! /.
  • the map information (video) data 424 is map data recorded in the navigation device 300, and is displayed on the display 312 while the vehicle is traveling or during route guidance. It is the structure read in.
  • the audio playback unit 425 is a functional unit that plays back content (program) using the video / audio data 419. Specifically, for example, the audio reproduction unit 425 outputs the audio data in the video / audio data 419 to the speaker 309 for reproduction.
  • the mark display imaging function unit 426 is a function unit that creates a mark display video based on outputs from the coordinate display control unit 420 and the display number control unit 421. Specifically, for example, the display number control unit 421 outputs the coordinates output from the coordinate display control unit 420. Create an image so that only the number of displayed items is marked.
  • the map data display function unit 428 is a function unit that uses the map information (video) data 424 to convert the map data into an image for display on the display 312. Specifically, for example, the map data display function unit 428 may output the map data to the display image processing unit 427 in order to visualize the map data displayed on the display 312.
  • the display image processing unit 427 uses a variety of data output from the metadata display function unit 422, the video playback unit 423, the mark display imaging function unit 426, and the map data display function unit 428 to display a display image. Process. Specifically, for example, the mark display, the content, and the map data may be recombined so as to be displayed on the display 312 collectively.
  • the display 312 displays the display image processed by the display image processing unit 427. Specifically, for example, the map data, the sign display, and the content are displayed together. In the description of FIG. 4, the map screen 429, the sign display 430, and the matching program 431 are displayed. .
  • map screen 429 On the map screen 429, two mark displays 430 are displayed on the map within the display range corresponding to the display scale. Since the mark display 430 is associated with the matching program 431, the area occupied by the map screen 429 and the matching program 431 on the display 312 can be changed by the user's selection.
  • the matching program 431 corresponding to the mark display 430 is displayed large instead of the map screen 429 being displayed small.
  • FIG. 5 is an explanatory diagram of an example of the relationship between the display scale (scale) and the number of matched programs according to the first embodiment.
  • a graph 500 showing the relationship between the display scale (scale) and the number of matching programs shows the number of matching programs on the vertical axis and the scale on the horizontal axis.
  • the number of matching programs includes the character string included in the metadata of the content distributed from each of the broadcasting stations 451a and 451b shown in FIG. 4, and the place name and the famous place included in the map information (character information) data 404. And the number of contents corresponding to the matching character string.
  • the scale may be the display scale data using the setting by the user.
  • the scale is the display distance per unit length of the map on the display screen of the display 312.
  • the graph 500 matches the character string included in the metadata with the character string included in the map information (character information) data 404 when the map scale is enlarged and displayed in a wide area. Since the number of cases increases, the number of matched programs increases.
  • FIG. 6 is an explanatory diagram of an example of the relationship between the display scale (scale) according to the first embodiment and the number of mark displays after the narrowing search process.
  • a graph 600 showing the relationship between the display scale (scale) and the number of mark displays after the narrowing search process shows the number of mark display items on the vertical axis and the scale on the horizontal axis.
  • the number of marks displayed includes the character strings included in the metadata of the content distributed from each of the broadcast stations 451a and 451b shown in Fig. 4, and the place names and sights included in the map information (character information) data 404.
  • This is the number of display marks of the display data related to the matching character string compared with the character string. In other words, it may be the total number of matching programs, which is the number of marks displayed corresponding to the number of matching programs shown in FIG.
  • the number of display data to be displayed such as point data related to a matching character string may be searched.
  • the graph 600 uses the search number control data 407 and the map display scale data 408 shown in FIG. 4 so that the number of stamps displayed is constant for all scales. This is a result of narrowing down the number of cases when the display data is displayed with the data 406.
  • the fixed number of cases may be, for example, the number of cases set by a predetermined upper limit and lower limit.
  • the search refinement process using the map display scale data 408 may be, for example, an excessive search when the scale is displayed in detail! /, Or a refinement search when the scale is displayed in a wide area. .
  • the narrowing search may be to search for point data such as names, sights, store names, and facility names related to the current soccer team in the area.
  • the narrowing search process using the number narrowing data 407 is a process of performing a search using a search condition for narrowing down the number of cases when displaying a mark, for example.
  • the search condition uses a plurality of filters to narrow down the filters suitable for the filters.
  • a plurality of filters may be used according to the priority order so that the number of mark display cases may be constant even if the priority order to apply each filter is set.
  • Filters that serve as search conditions include, for example, programs of a specific broadcast station, programs of a specific genre, programs of a specific broadcast period, programs of a broadcast station with a high number of user views, and user registration points. There are filters to get related programs, programs related to nearby facility names, etc.
  • a program related to a user's registration point can be obtained by selectively acquiring an amusement park commercial, etc. Also good.
  • programs related to nearby facility names are, for example, near soccer fields When driving, you can get World Cup broadcasts and soccer programs.
  • a filter may be used so that information considered important such as news and disaster information is preferentially searched. In this way, even if a disaster or crime occurs, ⁇ IJ users can increase safety by appropriately checking the geographical information of the disaster or crime and being alert. .
  • the map display scale data 408 and the number narrowing down data 407 may be used together. Specifically, for example, if the scale is a detailed display, the search may be performed using a filter that performs over-search, and if the scale is a wide-area display, the search may be performed using a filter that performs a narrow search. Yo! /
  • the refined search specifies the type of the stadium, narrows down to only the current information on the identified competition, and retrieves the search results. You can narrow it down! / ⁇ .
  • FIG. 7 is a flowchart of the process performed by the navigation device according to the first embodiment.
  • the communication I / F 313 determines whether or not content data has been received (step S701). For example, content data is received from each of the broadcast stations 451a and 451b shown in FIG. 452a and 452b may be received, and metadata and video / audio data may be received respectively.
  • step S701 after receiving the content data, if received (step S701: Yes), the CPU 301 divides the metadata and video / audio data from the content data received in step S701. (Step S702).
  • the CPU 301 determines whether or not there is data that matches the map information in the metadata divided in step S702 (step S703). Specifically, for example, the matching is determined by the map information and metadata character comparison filter unit 403 shown in FIG. 4 and the character string included in the received metadata and the map information (character information) data 404. It is good to compare the character strings such as place names and sights included in, to determine whether there is a matching character string.
  • the character string included in the map information (character information) data 404 to be compared with the metadata may be, for example, a character string included in the map screen 429 displayed on the display 312.
  • the character string to be compared with metadata can be a character string included in points related to past or current destination search, such as a point registered by a user or a point set as a destination in the past. It is also possible to use the search history and preferences of the user.
  • the processing load on the navigation device 300 can be reduced and the processing can be optimized.
  • step S703 if there is data that matches the map information in the metadata (step S703: Yes), the CPU 301 performs a narrowing search process (step S704). Details of the narrowing search process will be described with reference to FIG.
  • step S703 when there is no data matching the map information in the metadata
  • Step S703 No returns to Step S701 and repeats the process.
  • the CPU 301 stores various data relating to the display data searched as a result of the narrowing search process in step S704 (step S705).
  • the storage of various data includes the coordinate display data 416 shown in FIG. Data 417, metadata 418, video / audio data 419, etc. may be stored in various recording media by controlling drives such as magnetic disk drive 304 and optical disk drive 306.
  • the display request is, for example, an input for requesting that the display data retrieved from the content received in step S701 is displayed on the display screen together with the map data when the user requests execution of this function. It may be configured to accept.
  • step S706 When a display request is received in step S706 (step S706: Yes), the display image to be displayed on the display screen is displayed by the video I / F 311 using the various data stored in step S705.
  • Step S707 the display image is processed by the display image processing unit 427 shown in FIG. 4 by the metadata display function unit 422, the video playback unit 423, the mark display video function unit 426, and the map data display function.
  • the display image may be processed using various data output from the unit 428.
  • step S706 If a display request is not accepted in step S706 (step S706: No), the process returns to step S701 and the process is repeated.
  • step S707 the display image processed in step S707 is displayed on display 312 (step S708), and the series of processing ends.
  • the display on the display 312 may display the map screen 429, the mark display 430, and the matching yarn number 431 shown in FIG.
  • the user selects the mark display 430, so that the matching program related to the mark display is displayed. May be configured to allow viewing. In this way, the user can easily check the geographical information of the content.
  • FIG. 8 is a flowchart illustrating the narrowing search process (step S704 in FIG. 7) in the navigation device according to the first embodiment.
  • the CPU 301 acquires a map display scale that is a display scale of map information (step S801).
  • the map display scale for example, the map display scale data 408 shown in FIG. 4 or data using settings by the user may be acquired.
  • the CPU 301 obtains the number narrowing-down data that is the search condition for the narrowing search (step S802).
  • the number narrowing-down data is, for example, a search condition that allows the number of retrievals to be a predetermined number even in the number narrowing-down data 407 shown in FIG.
  • the CPU 301 searches the display data (step S803), and determines whether or not the searched display data is a predetermined number (step S804).
  • the predetermined number may be, for example, a quantity with an upper limit and a lower limit determined by the number of cases when the display data shown in FIG.
  • step S804 if the number is the predetermined number (step S804: Yes), the narrowing search process in step S704 in FIG. 7 is terminated as it is, and the process proceeds to step S705.
  • step S804 If the number is not the predetermined number in step S804 (step S804: No), the process returns to step S802 and the process is repeated. Specifically, for example, if it is determined in step S804 that the number is larger than the predetermined number, the search condition for performing the narrow search is determined. If it is determined that the number is smaller than the predetermined number, the excessive search is performed. It is good to repeat the process by obtaining the number-restricted data so as to satisfy the search conditions to be performed (step S802).
  • the navigation device can display by controlling the number of search of the mark display according to the setting of the display scale (scale) of the map displayed on the display. Therefore, the user can check the geographical information of the content appropriately. In addition, it is possible to optimize the search by using the data that narrows down the number of users.
  • Example 2 of the present invention will be described.
  • Fig. 3 shows the hardware configuration of the navigation device
  • Fig. 5 and Fig. 6 give an overview of the refinement search process, and the contents of the processing of the navigation device are almost the same as those in Fig. 7 and Fig. 8. .
  • FIG. 9 is a block diagram of an outline of the processing of the navigation device according to the second embodiment. Note that the functional units in the outline of the processing of the navigation device 300 according to the second embodiment are denoted by the same reference numerals in FIG.
  • broadcast stations 451a and 451b in the broadcast station group 450 are provided with data distribution control units 90la and 90lb, respectively.
  • the data distribution control units 901a and 901b control the amount of content data to be distributed using consumer metadata related to the preference of the user of the navigation device 300.
  • the data distribution control units 901a and 901b are configured so that consumer metadata is set in advance by the user and only content data relating to content suitable for the user's preference is distributed. It is.
  • the second embodiment it is possible to reduce the communication load by reducing the data amount of the content data by the broadcasting stations 451a and 451b that distribute the content data. .
  • the navigation apparatus 300 processes content data whose number of cases is controlled in advance, the data processing load can be reduced and prompt processing can be performed. In other words, it is possible to optimize the processing of the navigation device 300 by setting consumer metadata instead of the number narrowing-down data 407 shown in FIG.
  • the content data is distributed from a broadcast station.
  • the content data is distributed from an Internet search engine, a digital radio broadcast station, or the like.
  • the present invention may be applied to (acquired) data.
  • Metadata can be set even if the data to be distributed is audio data centered on audio data. This metade Depending on the data, for example, local contents, topics, talks with guests, CM and other audio contents will be stored in memory.
  • the display control method described in the present embodiment can be realized by executing a program prepared in advance on a computer such as a PC or a workstation.
  • This program is recorded on a computer-readable recording medium such as a hard disk, a flexible disk, a CD-ROM, an MO, and a DVD, and is executed by being read from the recording medium by the computer.
  • the program may be a transmission medium that can be distributed through a network such as the Internet.

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Navigation (AREA)

Abstract

La présente invention concerne une section d'acquisition (101) qui acquiert des données de contenu sur un contenu arbitraire. Une section d'extraction (102) extrait des données spécifiques pour rechercher des données géographiques qui peuvent être affichées sur une carte à afficher sur une section d'affichage à partir des données de contenu acquises. Une section de réglage (103) reçoit le réglage de l'échelle d'affichage de la carte à afficher. Une section de sélection (104) sélectionne une condition de recherche des données géographiques associées aux données spécifiques extraites à partir d'un groupe de conditions de recherche enregistré sur un support d'enregistrement prédéterminé selon l'échelle d'affichage réglée. Une section de recherche (105) recherche les données de carte pour les données géographiques à afficher sur la carte par la condition de recherche sélectionnée. Une section de commande d'affichage (106) affiche les données géographiques recherchées sur la section d'affichage sans association avec les données de contenu.
PCT/JP2007/063849 2006-08-29 2007-07-11 Contrôleur d'affichage, procédé et programme de commande d'affichage, et support d'enregistrement lisible par ordinateur WO2008026389A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015090664A (ja) * 2013-11-07 2015-05-11 株式会社Ｎｔｔドコモ 情報処理装置及び表示優先度決定方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10160491A (ja) * 1996-12-03 1998-06-19 Hitachi Ltd 情報提供システム、情報表示装置及び情報提供装置
JP2004163592A (ja) * 2002-11-12 2004-06-10 Zenrin Datacom Co Ltd 地図情報提供システム
JP2006024196A (ja) * 2004-06-07 2006-01-26 Matsushita Electric Ind Co Ltd コンテンツ表示装置およびコンテンツ表示方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10160491A (ja) * 1996-12-03 1998-06-19 Hitachi Ltd 情報提供システム、情報表示装置及び情報提供装置
JP2004163592A (ja) * 2002-11-12 2004-06-10 Zenrin Datacom Co Ltd 地図情報提供システム
JP2006024196A (ja) * 2004-06-07 2006-01-26 Matsushita Electric Ind Co Ltd コンテンツ表示装置およびコンテンツ表示方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015090664A (ja) * 2013-11-07 2015-05-11 株式会社Ｎｔｔドコモ 情報処理装置及び表示優先度決定方法

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