WO2008041532A1 - Appareil de diffusion d'information, dispositif de terminal d'information, procédé de diffusion d'information, procédé d'affichage d'information, programme de diffusion d'information, programme d'affichage d'information et support d'enregistrement - Google Patents

Appareil de diffusion d'information, dispositif de terminal d'information, procédé de diffusion d'information, procédé d'affichage d'information, programme de diffusion d'information, programme d'affichage d'information et support d'enregistrement Download PDF

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Publication number
WO2008041532A1
WO2008041532A1 PCT/JP2007/068464 JP2007068464W WO2008041532A1 WO 2008041532 A1 WO2008041532 A1 WO 2008041532A1 JP 2007068464 W JP2007068464 W JP 2007068464W WO 2008041532 A1 WO2008041532 A1 WO 2008041532A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
image
identification information
terminal device
traveling direction
Prior art date
Application number
PCT/JP2007/068464
Other languages
English (en)
Japanese (ja)
Inventor
Seiji Tanezawa
Koji Koga
Haruhiko Takagi
Hironori Goto
Akihiko Oki
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 WO2008041532A1 publication Critical patent/WO2008041532A1/fr

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
    • 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
    • G01C21/3626—Details of the output of route guidance instructions
    • G01C21/3647—Guidance involving output of stored or live camera images or video streams
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/16—Anti-collision systems
    • G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes

Definitions

  • Information providing device information terminal device, information providing method, information display method, information providing program, information display program, and recording medium
  • the present invention relates to an information providing device, an information terminal device, an information providing method, an information display method, an information providing program, an information display program, and a recording medium that can display an image around a branch road.
  • the use of the present invention is not limited to the information providing apparatus, information terminal apparatus, information providing method, information display method, information providing program, information display program, and recording medium described above.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2003-109199
  • Patent Document 1 the conventional technique described in Patent Document 1 is configured to transmit all images taken for each traveling direction of a branch road to the vehicle, for example. For this reason, images of all the traveling directions are displayed on the screen of the information terminal device provided in the vehicle regardless of the traveling direction of the vehicle. As a result, the user cannot instantly determine the situation in his / her direction of travel, and there is a problem that the user cannot effectively support safe driving by the user! /
  • the vehicle is associated with the predetermined point by passing through the predetermined point. It is configured to be able to receive an image around the branched path. For this reason, it is not possible for the user to confirm the state of an arbitrary branch path in advance. As a result, the user could not drive the vehicle with a margin, and there was a problem that the user could not effectively support safe driving by the user!
  • an information providing apparatus includes an imaging unit that captures an image around a branch path, and an information terminal apparatus.
  • a receiving unit that receives identification information for identifying a traveling direction; and based on the identification information received by the receiving unit, the progress of the branch path from an image photographed by the photographing unit. It is characterized by comprising selection means for selecting a direction image and transmission means for transmitting the image selected by the selection means to the information terminal device.
  • the information providing apparatus receives the identification information for identifying the branch path and the traveling direction from the information terminal apparatus, and the reception means receives the identification information. Based on the identified identification information! /, A photographing means for photographing an image of the traveling direction of the branch road, a transmission means for transmitting the image photographed by the photographing means to the information terminal device, It is provided with.
  • the information terminal device transmits identification information for identifying a branch path and a traveling direction to the information providing device, and the identification information is transmitted by the transmission unit.
  • a receiving means for receiving the image in the traveling direction of the branch path transmitted from the information providing apparatus and a display means for displaying the image received by the receiving means are provided.
  • the information providing method which is particularly useful for the invention of claim 6, captures an image around a branch road.
  • a shadow process ; a reception process for receiving identification information for identifying a branch path and a traveling direction from the information terminal apparatus; and an image captured by the imaging process based on the identification information received by the reception process.
  • the information providing method according to the invention of claim 7 includes a receiving step of receiving identification information for identifying a branch path and a traveling direction from the information terminal device, and receiving by the receiving step. Based on the identification information thus obtained! /, A photographing step for photographing an image in the traveling direction of the branch road, and a transmission step for transmitting the image photographed by the photographing step to the information terminal device; It is characterized by including.
  • the information display method according to the invention of claim 8 is characterized in that the identification information for identifying the branch path and the traveling direction is transmitted to the information providing device, and the identification is performed by the transmission step.
  • the information processing apparatus includes a reception step of receiving the image in the traveling direction of the branch path transmitted from the information providing device, and a display step of displaying the image received by the reception step. It is characterized by that.
  • An information providing program according to the invention of claim 9 causes a computer to execute the information providing method according to claim 6 or 7.
  • an information display program which is advantageous for the invention of claim 10 causes a computer to execute the information display method of claim 8.
  • a recording medium that is advantageous for the invention of claim 11 is characterized in that the information providing program according to claim 9 is recorded in a computer-readable manner.
  • a recording medium that is advantageous for the invention of claim 12 is characterized in that the information display program according to claim 10 is recorded in a computer-readable manner.
  • FIG. 1 is a block diagram showing a functional configuration of an information providing apparatus and an information terminal apparatus according to the present embodiment.
  • FIG. 2-1 is a flowchart showing a procedure of image providing processing by the information providing apparatus according to the present embodiment.
  • FIG. 2-2 is a flowchart showing a procedure of image display processing by the information terminal device according to the present embodiment.
  • FIG. 3 is an explanatory diagram showing a system configuration of the image providing system.
  • FIG. 4 is a block diagram showing hardware configurations of a server, a camera, and a transceiver.
  • FIG. 5 is a flowchart showing a procedure of image providing processing by the server.
  • FIG. 6 is an explanatory diagram showing an example of a camera arranged on a branch path and its photographing direction.
  • FIG. 7 is a block diagram showing the hardware configuration of the navigation device that is effective in this embodiment.
  • FIG. 8 is a flowchart showing a procedure of image display processing by the navigation device.
  • FIG. 9 is an explanatory diagram showing an example of a specific image displayed on the display screen.
  • FIG. 1 is a block diagram showing a functional configuration of the information providing apparatus and the information terminal apparatus according to the present embodiment.
  • the information providing apparatus 100 includes a photographing unit 101, a receiving unit 102, a selecting unit 103, an editing unit 104, and a transmitting unit 105.
  • the imaging unit 101 captures an image around a branch road.
  • the imaging unit 101 captures an image around the branch road at a plurality of branch roads such as main intersections.
  • branch roads such as main intersections.
  • an image of each traveling direction on the branch road is taken. For example, if there are 3 roads, take images in at least 3 directions; if crossing, take images in at least 4 directions.
  • the shooting unit 101 controls the shooting direction, shooting size, focus, shutter speed, shutter timing, and the like during shooting. Note that the image captured by the imaging unit 101 may be a still image or a moving image.
  • Receiving section 102 receives, for example, information (hereinafter referred to as "identification information") for identifying a branch path and a traveling direction from information terminal device 110 provided in the mobile body.
  • identification information may be identification information regarding a plurality of branch paths.
  • the selection unit 103 selects, from the image captured by the imaging unit 101, the branch path specified by the identification information as well as the identification information. Select the image in the specified direction of travel (hereinafter referred to as “specific image”).
  • specific image the image in the specified direction of travel
  • the selection unit 103 performs the selection process for each branch path specified by the identification information.
  • the editing unit 104 edits the specific image selected by the selection unit 103 so that a predetermined dangerous substance is emphasized.
  • the predetermined dangerous article is, for example, an image recognition process.
  • Examples of the method for emphasizing the predetermined dangerous goods include surrounding the predetermined dangerous goods with a frame line, painting the predetermined dangerous goods with a predetermined color, and brightening the predetermined dangerous goods.
  • the identification information received by the receiving unit 102 is identification information regarding a plurality of branch paths
  • the editing unit 104 performs the editing process for each branch path specified by the identification information.
  • the specific image selected by the selection unit 103 is digitized.
  • corrections such as removal of distortion and noise, enlargement, reduction, and rotation are performed on this specific image so that pattern matching can be accurately performed.
  • feature quantities feature parameters and feature patterns
  • pattern matching is performed between the extracted feature patterns and standard patterns recorded in a database.
  • Transmitting unit 105 transmits the specific image edited by editing unit 104 to information terminal device 110.
  • the identification information received by the receiving unit 102 is identification information regarding a plurality of branch paths
  • the transmission section 105 performs the transmission process for each branch path specified by the identification information.
  • the information terminal apparatus 110 includes an extraction unit 111, a transmission unit 112, a reception unit 113, a control unit 114, and a display unit 115.
  • the extraction unit 111 extracts identification information from path information recorded on a predetermined recording medium.
  • the extraction unit 111 extracts, for example, identification information on the branch path closest to the moving body on the route of the moving body based on the route information and information on the current position and the traveling direction of the moving body. Further, the extraction unit 111 may extract identification information regarding a plurality of branch paths. For example, identification information relating to all branch paths existing on the path of the moving body may be extracted.
  • the transmission unit 112 transmits the identification information from which the route information power is extracted by the extraction unit 111 to the information providing apparatus 100 at a timing required by the user (for example, a driver of the mobile body). I believe.
  • the identification information transmitted by the transmission unit 112 is not limited to the information from which the route information power is extracted by the extraction unit 111, and one or a plurality of arbitrary ones generated as a result of the user operating the information terminal device 110. It may be related to a branch road.
  • the timing required by the user for example, when the moving body is located at a predetermined point such as when the moving body enters a branch path. This can be determined based on GPS information (information indicating the current position of the moving body), route information, information on a predetermined behavior of the moving body (for example, operation of a direction indicator), and the like.
  • the predetermined position is a position that is set in advance in the information terminal device 110 such as “a position where the moving body is 100 meters before the branch path” or a condition that satisfies a condition specified by the user. Even so!
  • timing required by the user there is a time when the user requests an image around the branch path regardless of the current position of the moving body. This can be determined based on information related to the operation of the information terminal device 110 performed by the user. Note that the timing of the identification information is not limited to the above, and may be, for example, the timing at which the information terminal apparatus 110 receives a predetermined signal issued before the branch road.
  • the receiving unit 113 receives the specific image transmitted from the information providing apparatus 100 when the identification information is transmitted by the transmitting unit 112.
  • the receiving unit 113 receives the plurality of specific images.
  • the control unit 114 controls the operation of each functional unit (the extraction unit 111, the transmission unit 112, the reception unit 113, and the display unit 115) constituting the information terminal device 110.
  • Display unit 115 displays the specific image received by receiving unit 113.
  • the display unit 115 displays the plurality of specific images.
  • a specific image may be switched and displayed for each specific image! /, Or a plurality of specific images may be displayed simultaneously! /.
  • FIG. 2-1 is a flowchart showing the procedure of the image providing process performed by the information providing apparatus 100, which focuses on the present embodiment.
  • the photographing unit 101 captures an image around the branch road (step S201).
  • the receiving unit 102 receives identification information for identifying the branch path and the traveling direction from the information terminal device 110 (step S202).
  • the selection unit 103 selects a specific image from the images captured in step S201 based on the identification information received in step S202 (step S203).
  • the editing unit 104 edits the specific image selected in step S203 so that a predetermined dangerous article is emphasized (step S204).
  • the transmission unit 105 transmits the specific image edited in step S204 to the information terminal device 110 (step S205), and the series of processing ends.
  • FIG. 2-2 is a flowchart showing a procedure of image display processing by the information terminal device 110, which focuses on the present embodiment.
  • the extraction unit 111 extracts identification information from path information recorded on a predetermined recording medium (step S211).
  • the transmission unit 112 transmits the identification information extracted in step S211 to the information providing apparatus 100 (step S212).
  • the receiving unit 113 receives a specific image from the information providing apparatus 100 (step S213).
  • the display unit 115 displays the specific image received in step S213 (step S214), and the series of processing ends.
  • the identification information transmitted at the timing required by the user is transmitted by the information providing apparatus 100. Based on the received identification information, a specific image is selected from the images around the branch road photographed by the photographing unit 101, and only the selected specific image is selected.
  • an information providing device an information terminal device, an information providing method, an information display method, an information providing program, an information display program, and a recording medium according to the present invention will be described below with reference to the accompanying drawings. This will be described in detail.
  • an information providing apparatus, an information terminal apparatus, an information providing method, an information display method, and an information providing apparatus according to the present invention are provided by an image providing system that provides an image around a branch road to 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 an explanatory diagram showing the system configuration of the image providing system 300.
  • an image providing system 300 includes a server 301 that functions as an information providing device, a camera 302, a transceiver 303, and a vehicle 320 such as a four-wheeled vehicle or a two-wheeled vehicle, and a navigation system that functions as an information terminal device.
  • Yon device 330 each of which is connected by network 310.
  • the server 301 is a computer device that can be connected to the network 310 and is disposed in a management center that manages the image providing system 300, and controls the entire image providing system 300. For example, referring to FIG. The image provision process is performed according to the procedure described later. Further, when performing the image providing process, the server 301 controls transmission / reception of data from the camera 302 via the network 310 and transmission / reception of data to / from the navigation device 330 via the network 310 and the transceiver 303.
  • the camera 302 is installed on each branch road, and photographs an image in each traveling direction around the branch road for each branch road. Images taken by the camera 302 are stored on the server via the network 310. Sent to 301.
  • the camera 302 installed in each branch path is configured by a plurality of fixed or movable cameras 302 as long as it can take images in each traveling direction around the branch path. ! /, Even! /, And can be configured with one camera 302! /.
  • the camera 302 may be a camera that shoots still images or a moving image.
  • the functional configuration and form of the camera 302 is It doesn't matter.
  • the transceiver 303 is installed, for example, for each branch path or for each predetermined area, and controls transmission / reception of data to / from the navigation device 330 by wireless communication. For example, the transceiver 303 transmits data received from the server 301 via the network 310 to the navigation device 330 by wireless communication. On the contrary, the transceiver 303 transmits the data received from the navigation device 330 by wireless communication to the server 301 via the network 310.
  • the transceiver 303 has a device configuration corresponding to the communication method with the navigation device 330.
  • the transceiver 303 uses a DSRC base that uses a frequency band of 5.8 GHz band. It consists of the station body and DSRC antenna.
  • PHS communication may be used as the communication method with the navigation device 330.
  • the transceiver 303 is constituted by a PHS base station body using a frequency band of 2.5 GHz band, a PHS antenna, and the like. .
  • the navigation device 330 is provided for each vehicle 320 participating in the image providing system 300.
  • the navigation device 330 and the transmitter / receiver 303 by wireless communication that only perform route search processing and route guidance processing are provided. Controls data transmission and reception.
  • the navigation device 330 is an image around a branch path taken by the camera 302, and the image transmitted from the server 301 to the transceiver 303 via the network 310 is transmitted from the transceiver 303 by wireless communication. Receive.
  • FIG. 4 is a block diagram showing the hardware configuration of the server 301, the camera 302, and the transceiver 303.
  • Sano 301 includes CPU 401, ROM 402, RAM 403, magnetic disk, live, 404, magnetic disk 405, optical disk, live, 406, optical disk 407, and audio I. / F (interface) 408, microphone 409, speaker 410, input device 411, video I / F 412, display 413, and communication I / F 414. Each is connected.
  • the CPU 401 governs overall control of the server 301.
  • the ROM 402 records programs such as a boot program and an information providing program.
  • the RAM 403 is used as a work area for the CPU 401. In other words, the CPU 401 controls the entire server 301 by executing various programs recorded in the ROM 402 while using the RAM 403 as a work area.
  • the magnetic disk drive 404 controls reading / writing of data with respect to the magnetic disk 405 according to the control of the CPU 401.
  • the magnetic disk 405 records data written under the control of the magnetic disk drive 404.
  • HD node disk
  • FD flexible disk
  • the optical disk drive 406 controls reading / writing of data with respect to the optical disk 407 according to the control of the CPU 401.
  • the optical disc 407 is a detachable recording medium from which data is read according to the control of the optical disc drive 406.
  • the optical disk 407 can also use a writable recording medium.
  • the removable recording medium may be the power of the optical disc 407, MO, memory card, or the like.
  • the audio I / F 408 is connected to a microphone 409 for audio input and a speaker 410 for audio output.
  • the sound received by the microphone 409 is A / D converted in the sound I / F 408.
  • the sound input from the microphone 409 can be recorded on the magnetic disk 405 or the optical disk 407 as sound data.
  • Examples of the input device 411 include a remote controller having a plurality of keys for inputting characters, numerical values, and various instructions, a keyboard, and a touch panel.
  • the input device 411 may be realized by any one of a remote control, a keyboard, and a touch panel. It is also possible to realize with multiple forms.
  • the video I / F 412 is connected to the display 413.
  • the video I / F 412 includes, for example, a graphic controller that controls the entire display 413, a buffer memory such as VRAM (Video RAM) that temporarily records image information that can be displayed immediately, and a graphics controller. It consists of a control IC that controls the display 413 based on the output image data.
  • VRAM Video RAM
  • Communication I / F 414 is connected to network 310 and functions as an interface between network 310 and CPU 401. Further, the communication I / F 414 is connected to the power camera 302 and the transceiver 303 via the network 310, and also functions as an interface between the camera 302 and the transceiver 303 and the CPU 401.
  • the network 310 includes a LAN, a WAN, a public network and a mobile phone network.
  • the communication I / F 414 includes a network card, a modem, and the like according to the communication method of the network 310.
  • the display 413 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.
  • the sound 410 outputs a sound obtained by D / A converting a predetermined sound signal in the sound I / F 408.
  • the camera 302 is installed on each branch road, and takes images of each traveling direction around the branch road for each branch road. An image taken by the camera 302 is transmitted to the network 310 and the server 301.
  • the camera 302 installed in each branch road is configured by a plurality of fixed or movable cameras 302 as long as it can take images of each traveling direction around the branch road! / It can be! /, And it is composed of one camera 302! /.
  • the camera 302 may be a camera that shoots still images or a moving image.
  • the camera 302 has a function that can be controlled by the photographing unit 101 (see FIG.
  • the transceiver 303 is installed, for example, for each branch path or for each predetermined area, and transmits data received from the server 301 via the network 310 to the navigation device 330 by wireless communication. On the contrary, the transceiver 303 transmits data received from the navigation device 330 by wireless communication to the server 301 via the network 310.
  • the transceiver 303 has a device configuration corresponding to the communication method with the navigation device 330.
  • the transceiver 303 uses a DSRC base using a frequency band of 5.8 GHz band. It consists of the station body and DSRC antenna.
  • PHS communication may be used as the communication method with the navigation device 330.
  • the transceiver 303 is constituted by a PHS base station body using a frequency band of 2.5 GHz band, a PHS antenna, and the like. .
  • the functional configuration of the information providing apparatus 100 which is more powerful than the embodiment shown in FIG. 1 is specifically the imaging unit 101, the camera 302 force receiving unit 102, and the transmitting unit 105, for example.
  • the communication I / F 414 and the transceiver 303, the selection unit 103 and the editing unit 104 realize the functions of the CPU 401 force S, respectively.
  • FIG. 5 is a flowchart showing a procedure of image providing processing by the server 301.
  • an image around a branch road is taken (step S501).
  • images of each traveling direction are taken for each branch path.
  • the captured image may be a still image or a moving image.
  • the image taken in step S501 is recorded on a predetermined recording medium (step S502).
  • the predetermined recording medium on which the image is recorded is, for example, the RAM 403 described with reference to FIG.
  • the image photographed in step S501 is recorded on a predetermined recording medium in a state where the branching path, the traveling direction, the photographing date and time, etc. can be specified.
  • step S503 it is determined whether or not a fixed time has elapsed since the time when the image was captured in step S501 (step S503).
  • the fixed time used here is, for example, a user (for example, It is recorded in advance on a predetermined recording medium by the driver of the vehicle 320). Further, whether or not a certain time has elapsed is determined by, for example, the force S to determine by comparing the difference between the system time when the image was taken and the current system time with the certain time.
  • step S503 If it is determined in step S503 that a certain time has elapsed (step S503: Yes), the process returns to step S501. On the other hand, if it is determined in step S503 that the predetermined time has not elapsed (step S503: No), it is determined whether or not the identification information has been received from the navigation device 330 provided in the vehicle 320 (step S504). ).
  • the identification information includes at least information for identifying the branch path required by the user and the traveling direction required by the user.
  • the identification information may be identification information for a plurality of branches.
  • step S504 If it is determined in step S504 that identification information has not been received (step S504: No), the process returns to step S503. On the other hand, if it is determined in step S504 that the identification information has been received (step S504: Yes), it is an image recorded on a predetermined recording medium based on the received identification information. From the captured images, select a specific image (an image of the branch direction specified by the received identification information and the direction of travel specified by the received identification information) (step S505), and select a step. The person and vehicle on the specific image selected in step S505 are recognized (step S506).
  • the recognition process can be realized by performing the image recognition process according to the procedure described with reference to FIG.
  • step S 505 is edited so that the person and vehicle recognized in step S 506 are emphasized (step S 507).
  • the force S using a method of surrounding the person and the vehicle with a frame line is not limited thereto.
  • the specific image edited in step S507 is transmitted to navigation device 330 provided in vehicle 320 (step S508), and the series of processing ends.
  • the above selection process (step S505), upper limit is performed for each branch path specified by the identification information.
  • the recognition process (step S506), the editing process (step S507), and the transmission process (step S508) are performed.
  • FIG. 6 is an explanatory diagram showing an example of the camera 302 arranged on the branch path and its photographing direction.
  • cameras 302A, 302B, 302C, and 302D are arranged on the branch path 600 so as to capture images of different traveling directions A, B, C, and D, respectively. For example, an image in the direction of travel A in which the vehicle 620 and the pedestrian 630 are present is taken by the camera 302A.
  • the vehicle 320 including the navigation device 330 is traveling toward the branch path 600.
  • identification information related to the branch path 600 is extracted from the path information recorded on a predetermined recording medium. For example, when the navigation device 330 detects that the vehicle 320 is located at a predetermined point based on the GPS information and the route information, the identification information is transmitted from the navigation device 330 to the server 301. .
  • an image providing process based on the procedure described with reference to FIG. 5 is performed based on the identification information, and thereby the traveling direction photographed by the camera 302A. Only image A (specific image) is transmitted to vehicle 320 with force S. Further, in the navigation device 330 that has received the specific image transmitted from the server 301, the specific image is displayed on the screen of the display 713 (see FIG. 7).
  • FIG. 7 is a block diagram showing a hardware configuration of the navigation apparatus 330 that is effective in the present embodiment.
  • a navigation device 330 includes a CPU 701, a ROM 702, a RAM 703, a magnetic disk drive 704, a magnetic disk 705, an optical disk drive 706, an optical disk 707, and an audio I / F (interface). 708, microphone 709, speaker 710, human power A noise 711, a video I / F 712, a display 713, a communication I / F 714, a GPS unit 715, various sensors 716, and a camera 717 are provided.
  • the components 70;! To 717 are connected by a bus 720, respectively.
  • the CPU 701 governs overall control of the navigation device 330.
  • the ROM 702 records programs such as a boot program and a data update program.
  • the RAM 703 is used as a work area for the CPU 701. That is, the CPU 701 controls the entire navigation device 330 by executing various programs recorded in the ROM 702 while using the RAM 703 as a work area.
  • the magnetic disk drive 704 controls reading / writing of data with respect to the magnetic disk 705 according to the control of the CPU 701.
  • the magnetic disk 705 records data written under the control of the magnetic disk drive 704.
  • HD node disk
  • FD flexible disk
  • the optical disc drive 706 controls reading / writing of data with respect to the optical disc 707 according to the control of the CPU 701.
  • the optical disc 707 is a detachable recording medium from which data is read according to the control of the optical disc drive 706.
  • the optical disk 707 can also use a writable recording medium.
  • the removable recording medium may be the power of the optical disk 707, MO, memory card, or the like.
  • Map data includes background data that represents features such as buildings, rivers, and the surface of the earth, and road shape data that represents the shape of the road, and is composed of multiple data files divided by region. Has been.
  • the road shape data further includes traffic condition data.
  • the traffic condition data includes, for example, the presence or absence of traffic lights and pedestrian crossings for each node, the presence or absence of entrances and junctions on highways, the length (distance) for each link, road width, direction of travel, road type (high speed Road, toll road, general road, etc.).
  • the function data is three-dimensional data representing the shape of the facility on the map, character data representing the description of the facility, and other various data other than the map data.
  • Map data and function data are recorded in blocks, divided into districts or functions. The Specifically, for example, the map data is recorded in such a state that each map can be divided into blocks such that each map represents a predetermined area on the map displayed on the display screen. Also, for example, the function data is recorded in a state where each function can be divided into a plurality of blocks so as to realize one function.
  • the function data is data for realizing functions such as program data that realizes route search, calculation of required time, route guidance, and the like.
  • Each of the map data and function data is composed of multiple data files divided by district or function.
  • the audio I / F 708 is connected to a microphone 709 for audio input and a speaker 710 for audio output.
  • the sound received by the microphone 709 is A / D converted in the sound I / F 708.
  • the microphone 709 is installed near the sun visor of the vehicle 320, for example, and the number may be one or more.
  • the speaker 710 outputs a sound obtained by D / A converting a predetermined sound signal in the sound I / F 708. Note that sound input from the microphone 709 can be recorded on the magnetic disk 705 or the optical disk 707 as sound data.
  • Examples of the input device 711 include a remote controller, a keyboard, and a touch panel that include a plurality of keys for inputting characters, numerical values, various instructions, and the like.
  • the input device 711 may be realized by any one of the remote control, the keyboard, and the touch panel, and may be realized by a plurality of forms.
  • the video I / F 712 is connected to the display 713.
  • the video I / F 712 includes, for example, a graphic controller that controls the entire display 713, a buffer memory such as VRAM (Video RAM) that temporarily records image information that can be displayed immediately, and a graphics controller. It consists of a control IC that controls the display 713 based on the output image data.
  • VRAM Video RAM
  • the display 713 displays icons, cursors, menus, windows, or various data such as characters and images.
  • the above-described map data is drawn in two dimensions or three dimensions.
  • the map data displayed on the display 713 can be displayed with a mark representing the current position of the vehicle 320 equipped with the navigation device 330 in an overlapping manner.
  • the current position of the vehicle 320 is calculated by the CPU 701.
  • As the display 713 for example, a CRT, a TFT liquid crystal display, a plasma display, or the like can be used.
  • the display 713 is installed near the dashboard of the vehicle 320, for example.
  • a plurality of displays 713 may be installed in the vehicle 320, for example, in the vicinity of the dashboard of the vehicle 320 or in the vicinity of the rear seat of the vehicle 320.
  • the communication I / F 714 functions as a receiving device for data transmitted from the transceiver 303 by wireless communication and a data transmitting device for the transceiver 303 by wireless communication.
  • the communication I / F 414 includes a network mode, a modem, a communication antenna, and the like according to the communication method with the transceiver 303, and is, for example, an image around a branch path taken by the camera 302.
  • Communication IF714 consists of FM tuner, VICS (Vehicle Information and Communication System: registered trademark) / Beacon Resino, wireless navigation device, and other navigation devices. Receive road traffic information such as traffic regulations.
  • 0-3 Unit 715 receives a radio wave from a GPS satellite and outputs information indicating the current position of vehicle 320.
  • the output information of the GPS unit 715 is used when the CPU 701 calculates the current position of the vehicle 320 together with output values of various sensors 716 described later.
  • the information indicating the current position is information for specifying one point on the map data, such as latitude / longitude and altitude.
  • Various sensors 716 output information for determining the position and behavior of the vehicle 320, such as a vehicle speed sensor, an acceleration sensor, and an angular velocity sensor.
  • the output values of various sensors 716 are used by the CPU701 to calculate the current position of the vehicle 320 and the amount of change in speed and direction.
  • the camera 717 captures an image inside or outside the vehicle 320.
  • the video can be either a still image or a video.
  • the camera 717 captures the behavior of the passenger inside the vehicle 320, and the recorded video is recorded on the magnetic disk 705, optical disk 707, etc. via the video I / F712.
  • the camera 717 takes a picture of the situation outside the vehicle 320.
  • the captured video is output to a recording medium such as the magnetic disk 705 or the optical disk 707 via the video I / F 712.
  • the functional configuration of the information terminal device 110 which focuses on the embodiment shown in FIG. 1, specifically includes, for example, the display unit 115, the display 713, and the transmission unit 112 and the reception unit 113.
  • the communication I / F 714, the extraction unit 111, and the control unit 114, and the CPU 701, realize the functions.
  • FIG. 8 is a flowchart showing a procedure of image display processing by the navigation device 330.
  • step S801 it is determined whether or not the vehicle 320 has reached a predetermined point (step S801).
  • the navigation device 330 determines that the vehicle 320 has reached a point 100m before the branch road.
  • the information terminal device 110 detects that the vehicle 320 has arrived at a predetermined point, for example, when the information terminal device 110 detects a predetermined infrared signal, radio wave signal or the like emitted from the transceiver 303 under the control of the server 301.
  • step S801 If it is determined in step S801 that the vehicle 320 has reached a predetermined point! /, Na! /
  • Step S801: No repeats the process of Step S801.
  • the predetermined point is determined from the route information of the vehicle 320 recorded on the predetermined recording medium.
  • Identification information (information for identifying the branch path and the traveling direction) related to the branch path associated with is extracted (step S802).
  • step S803 the identification information extracted in step S802 is transmitted to server 301 (step S803). Further, it is determined whether or not the specific image transmitted from the server 301 has been received due to the transmission of the identification information in step S803 (step S804). If it is determined in step S804 that a specific image has been received! /, ! (step S804: No), the process of step S804 is repeated. On the other hand, if it is determined in step S804 that the specific image has been received (step S804: Yes), the received specific image is displayed. (Step S805), and a series of processing is completed.
  • FIG. 9 is an explanatory diagram showing an example of a specific image displayed on the screen of the display 713.
  • an image 910 is displayed as an example of a specific image on the screen of the display 713 provided in the navigation device 330 (see FIG. 3). As described with reference to FIG. 6, this image 910 is taken by the user of the branching path 600 in the traveling direction A taken by the camera 302A installed in the branching path 600, that is, the user of the branching path required by the user. This is an image in the direction of travel.
  • the display method of the specific image transmitted from the server 301 is not limited to the display method described above, and for example, the specific image may be displayed superimposed or side by side with map data, route guidance information, or the like.
  • the display 713 is composed of a plurality of main displays and sub-displays, map data, route guidance information, etc. are displayed on one display 713 (for example, the main display) and sent from the server 301.
  • the specific image may be displayed on the other display 713 (for example, a sub display).
  • the specific image transmitted from the server 301 may be displayed on both displays. For example, when a TV image or various operation menus are displayed on the display 713, the specific image transmitted from the server 301 is interrupted and displayed.
  • the server 301 receives the identification information transmitted at the timing required by the user, and based on the received identification information. From the images around the branch road taken by the camera 302, select the image in the traveling direction (specific image) required by the user on the branch path required by the user, and select only the selected specific image. The data can be transmitted to a navigation device 330 provided in the vehicle 320.
  • the user when the user needs, it is possible to display only the specific image required by the user on the screen of the display 713 provided in the navigation device 330. As a result, the user can instantly determine the situation in the direction of his / her traveling direction and can effectively support safe driving by the user.
  • a predetermined dangerous object is emphasized in the specific image selected from the images around the branch road taken by the camera 302.
  • the ability to edit is like S.
  • the specific image in which the predetermined dangerous substance is emphasized can be displayed on the screen of the display 713 provided in the navigation device 330.
  • the image providing system 300 which focuses on the present embodiment, when the identification information transmitted from the navigation device 330 is identification information regarding a plurality of branch paths, the image is taken by the camera 3002. Select multiple images in the direction of travel (specific images) required by the user on the branch route required by the user from the surrounding images of the selected branch routes, and select the selected specific images for the vehicle 320. It can be transmitted to the navigation device 330 provided. Thus, a plurality of specific images required by the user can be displayed simultaneously or continuously on the screen of the display 713 provided in the navigation device 330. As a result, the user can be made to judge the situation of a plurality of points in his / her traveling direction, and the safe driving by the user can be effectively supported. Displaying a plurality of specific images in this way is particularly effective when the branch path interval is short.
  • the user can transmit the identification information to the server 301 at an arbitrary timing, for example, before starting the running of the vehicle 320. .
  • a specific image required by the user can be displayed on the screen of the display 713 provided in the navigation device 330.
  • the user can determine in advance the situation in the direction of his / her traveling direction, and the user can effectively support safe driving by the user.
  • the user can obtain identification information regarding a plurality of branch roads from the navigation device 330 at an arbitrary timing. Can be sent to the server 301.
  • a plurality of specific images required by the user can be displayed on the screen of the display 713 provided in the navigation device 330. it can.
  • the user can be made to determine the situation of a plurality of points in his / her traveling direction in advance, and the safe driving by the user can be effectively supported.
  • the navigation device 330 may record a plurality of specific images transmitted from the server 301 on a predetermined recording medium in advance. As a result, even if the communication state between the navigation device 330 and the transceiver 303 is bad! /, It is only necessary to read a specific image from a predetermined recording medium, so that the read specific image is displayed on the display 713. Can be displayed on the screen. As a result, even when the communication state with the transceiver 303 is poor, the user can be instantly determined the situation in the direction of his / her traveling direction and effectively support safe driving by the user. Can do.
  • the server 301 After receiving the identification information from the navigation device 330, the server 301 captures, with the camera 302, an image in the traveling direction specified by the identification information of the branch path specified by the identification information. Then, the captured image may be transmitted to the vehicle 320. Thereby, it is possible to display an image in which the latest situation in the traveling direction of the branch road is displayed on the screen of the display 713 provided in the navigation device 330. As a result, the user can instantly determine the latest situation in his / her direction of travel, and can effectively support safe driving by the user.
  • the information providing method and the information displaying method described in the present embodiment execute a program prepared in advance by a computer included in the image providing system 300.
  • 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. Further, this program may be a transmission medium that can be distributed via 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)
  • Multimedia (AREA)
  • Traffic Control Systems (AREA)
  • Navigation (AREA)

Abstract

La présente invention se rapporte à un appareil de diffusion d'information (100) comprenant une section photographie (101), une section réception (102), une section sélection (103), une section édition (104) ainsi qu'une section transmission (105). La section photographie (101) photographie les images environnantes d'une bifurcation de route. La section réception (102) reçoit des informations d'identification provenant du dispositif de terminal d'information (110). Sur la base des informations d'identification reçues par la section réception (102), la section sélection (103) sélectionne une image de la bifurcation de route spécifiée par les informations d'identification, parmi les images photographiées par la section photographie (101). La section édition (104) édite l'image sélectionnée par la section sélection (103) pour isoler un objet dangereux prescrit. La section transmission (105) transmet l'image éditée par la section édition (104) au dispositif de terminal d'information (110).
PCT/JP2007/068464 2006-09-25 2007-09-21 Appareil de diffusion d'information, dispositif de terminal d'information, procédé de diffusion d'information, procédé d'affichage d'information, programme de diffusion d'information, programme d'affichage d'information et support d'enregistrement WO2008041532A1 (fr)

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JP2006258411 2006-09-25
JP2006-258411 2006-09-25

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EP2767966A1 (fr) * 2013-02-19 2014-08-20 Nec Corporation Système, procédé et logiciel pour assister un conducteur

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JP2000081339A (ja) * 1998-06-30 2000-03-21 Equos Research Co Ltd 経路案内装置、画像情報提供装置及び画像情報提供システム
JP2004061232A (ja) * 2002-07-26 2004-02-26 Denso Corp 道路画像表示装置
JP2005207943A (ja) * 2004-01-23 2005-08-04 Alpine Electronics Inc 車載用ナビゲーション装置及びその立体地図表示方法
JP2005293479A (ja) * 2004-04-05 2005-10-20 Denso Corp 物体危険判定装置
JP2006023985A (ja) * 2004-07-08 2006-01-26 Nissan Motor Co Ltd 交通情報提供システム、交通情報提供方法、情報提供装置、および車載情報端末
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Publication number Priority date Publication date Assignee Title
JPH11160090A (ja) * 1997-11-26 1999-06-18 Aisin Aw Co Ltd ナビゲーション装置
JP2000081339A (ja) * 1998-06-30 2000-03-21 Equos Research Co Ltd 経路案内装置、画像情報提供装置及び画像情報提供システム
JP2004061232A (ja) * 2002-07-26 2004-02-26 Denso Corp 道路画像表示装置
JP2005207943A (ja) * 2004-01-23 2005-08-04 Alpine Electronics Inc 車載用ナビゲーション装置及びその立体地図表示方法
JP2005293479A (ja) * 2004-04-05 2005-10-20 Denso Corp 物体危険判定装置
JP2006023985A (ja) * 2004-07-08 2006-01-26 Nissan Motor Co Ltd 交通情報提供システム、交通情報提供方法、情報提供装置、および車載情報端末
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2767966A1 (fr) * 2013-02-19 2014-08-20 Nec Corporation Système, procédé et logiciel pour assister un conducteur
US9230179B2 (en) 2013-02-19 2016-01-05 Nec Corporation Driver assistance system, driver assistance method and information storage medium

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