WO2008059561A1 - Système de navigation, procédé de commande d'affichage et programme de commande d'affichage d'un système de navigation - Google Patents

Système de navigation, procédé de commande d'affichage et programme de commande d'affichage d'un système de navigation Download PDF

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Publication number
WO2008059561A1
WO2008059561A1 PCT/JP2006/322615 JP2006322615W WO2008059561A1 WO 2008059561 A1 WO2008059561 A1 WO 2008059561A1 JP 2006322615 W JP2006322615 W JP 2006322615W WO 2008059561 A1 WO2008059561 A1 WO 2008059561A1
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WO
WIPO (PCT)
Prior art keywords
display mode
display
navigation device
operation state
mode setting
Prior art date
Application number
PCT/JP2006/322615
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English (en)
Japanese (ja)
Inventor
Takashi Sone
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
Priority to PCT/JP2006/322615 priority Critical patent/WO2008059561A1/fr
Publication of WO2008059561A1 publication Critical patent/WO2008059561A1/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
    • 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
    • G01C21/3691—Retrieval, searching and output of information related to real-time traffic, weather, or environmental conditions

Definitions

  • the present invention relates to a navigation apparatus.
  • a navigation device mounted on a moving body such as a vehicle normally displays map information on a region where the vehicle is traveling!
  • Known navigation devices are known to be able to select different display modes, for example, by limiting the display items on the display screen or highlighting specific names, depending on user settings.
  • the display mode selected by the user in a specific situation is often almost constant for each user.
  • the user needs to change the display mode by manual operation every time such a specific situation occurs.
  • Patent Document 1 describes an example of a navigation device that performs display in different display modes depending on the situation.
  • Patent Document 1 Japanese Patent Laid-Open No. 2006-258656
  • Examples of problems to be solved by the present invention include the above. It is an object of the present invention to provide a navigation device capable of performing display in a display mode preferred by a user according to an operation state that does not increase the burden on the user. Means for solving the problem
  • the invention described in claim 1 is a navigation device, which sets a display mode corresponding to the operation state of the navigation device and stores the display mode setting information in the storage unit as display mode setting information.
  • An operation state detection unit that detects an operation state of the navigation device; a display unit that refers to the display mode setting information and displays information on the display unit in a display mode corresponding to the detected operation state; It is characterized by providing.
  • the invention described in claim 6 is a display control method for a navigation device, wherein a display mode corresponding to an operation state of the navigation device is set and stored in a storage unit as display mode setting information.
  • the invention according to claim 7 is a display control program executed by a navigation device including a storage unit, a display unit, and a computer, and has a display mode corresponding to the operation state of the navigation device.
  • the display mode setting means that is set and stored in the storage unit as display mode setting information
  • the operation state detection means that detects the operation state of the navigation device
  • the display mode setting information is referred to and corresponds to the detected operation state
  • the computer is caused to function as display means for displaying information on the display unit.
  • FIG. 1 is a block diagram showing a configuration of a navigation device according to an embodiment.
  • FIG.5 A display example according to the display mode setting information is shown.
  • FIG.6 A display example according to the display mode setting information is shown.
  • FIG. 7 is a flowchart of display mode setting processing.
  • FIG. 8 is a flowchart of display mode control processing.
  • FIG. 9 is a flowchart of route guidance determination processing.
  • FIG. 10 is a flowchart of a screen type determination process.
  • FIG. 11 is a flowchart of destination setting screen determination processing.
  • FIG. 12 Another example of display mode settings.
  • FIG. 13 shows another setting example of the display mode.
  • the navigation device sets a display mode corresponding to the operation state of the navigation device, and stores it in the storage unit as display mode setting information
  • the navigation device An operation state detecting unit for detecting an operation state of the device, and a display unit for referring to the display mode setting information and displaying information on the display unit in a display mode corresponding to the detected operation state.
  • the above navigation device is suitable for a car navigation device mounted on a vehicle, for example, and the user can set a display mode for each operation state of the navigation device.
  • Display modes set by the user corresponding to various operating states are stored as display mode setting information.
  • the navigation device when the navigation device is operating, for example, when the vehicle is running, the operating state of the navigation device is detected. Then, with reference to the display mode setting information, the information is displayed in the display mode set for the operation state. Therefore, the user can set a preferred display mode in various operation states in advance and store it as display mode setting information, so that the user can automatically select the display mode preferred by the user during the operation of the actual navigation device. Information is displayed.
  • the display mode setting information has a display mode set according to the type of road on which the vehicle on which the navigation device is mounted is running, and the operation state detection
  • the means detects the type of road on which the vehicle travels,
  • the display means performs display in a display mode corresponding to the detected road type.
  • the display mode is changed according to the type of road on which the vehicle on which the navigation device is mounted travels.
  • the display mode setting information has a display mode set according to a speed of a vehicle on which the navigation device is mounted. The speed of the vehicle is detected, and the display means performs display in a display mode corresponding to the detected speed. In this aspect, the display mode is changed according to the speed at which the vehicle on which the navigation device is mounted travels.
  • the display mode setting information is set to a display mode in accordance with the density of the building, and the operation state detection unit is equipped with the navigation device.
  • the density of the building in the area where the vehicle is located is detected, and the display means performs display in a display mode corresponding to the detected density.
  • the display mode is changed according to the density of the building in the area where the vehicle equipped with the navigation device is located.
  • the display mode setting information has a display mode set according to a municipality
  • the operation state detecting means includes the navigation device.
  • the municipality where the vehicle is located is detected, and the display means performs display in a display mode corresponding to the detected municipality.
  • the display mode is changed according to which of the towns and villages where the vehicle equipped with the navigation device is located.
  • a display control method for a navigation device sets a display mode corresponding to the operation state of the navigation device, and stores the display mode setting information in a storage unit as display mode setting information.
  • the operation state of the navigation device is detected when the navigation device is operating, for example, when the vehicle is running. Then, with reference to the display mode setting information, the display mode set for the operating state is Information is displayed. Therefore, the user can automatically set the display mode preferred by the user during the actual operation of the navigation device by presetting a preferred display mode in various operation states and storing it as display mode setting information. Information is displayed.
  • a display control program executed by a navigation device including a storage unit, a display unit, and a computer sets a display mode corresponding to the operation state of the navigation device.
  • the display mode setting means stored in the storage unit as display mode setting information, the operation state detection means for detecting the operation state of the navigation device, and the display mode setting information are referred to, and the detected operation state is determined.
  • the above navigation device can be realized by a computer executing the display control program.
  • the display control program can be preferably handled in a state stored in a storage medium.
  • FIG. 1 shows a configuration of a navigation apparatus 100 according to an embodiment of the present invention.
  • the navigation device 100 includes a self-supporting positioning device 10, a GPS receiver 18, a system controller 20, a disk drive 31, a data storage unit 36, a communication interface 37, a communication device 38, a display unit 40, An audio output unit 50 and an input device 60 are provided.
  • the self-supporting positioning device 10 includes an acceleration sensor 11, an angular velocity sensor 12, and a distance sensor 13.
  • the acceleration sensor 11 is made of, for example, a piezoelectric element, detects the acceleration of the vehicle, and outputs acceleration data.
  • the angular velocity sensor 12 also has, for example, a vibration gyro force, detects the angular velocity of the vehicle when the direction of the vehicle is changed, and outputs angular velocity data and relative bearing data.
  • the distance sensor 13 measures a vehicle speed pulse having a pulse signal force that is generated as the vehicle wheel rotates.
  • the GPS receiver 18 receives radio waves 19 carrying downlink data including positioning data from a plurality of GPS satellites. The positioning data is used to detect the absolute position of the vehicle from latitude and longitude information.
  • the system controller 20 includes an interface 21, a CPU 22, a ROM 23, and a RAM 24, and controls the navigation device 100 as a whole.
  • the interface 21 performs an interface operation with the acceleration sensor 11, the angular velocity sensor 12, the distance sensor 13 and the GPS receiver 18. From these, vehicle speed pulses, acceleration data, relative bearing data, angular velocity data, GPS positioning data, absolute bearing data, and the like are input to the system controller 20.
  • the CPU 22 controls the entire system controller 20.
  • the ROM 23 includes a nonvolatile memory (not shown) in which a control program for controlling the system controller 20 is stored.
  • the RAM 24 stores various data such as route data set in advance by the user via the input device 60 so as to be readable, and provides a working area to the CPU 22.
  • System controller 20 disk drive 31 such as CD-ROM drive or DVD-ROM drive, data storage unit 36, communication interface 37, display unit 40, audio output unit 50 and input device 60 are bus lines 30 They are connected to each other via.
  • the disc drive 31 reads and outputs content data such as music data and video data from a disc 33 such as a CD or DVD under the control of the system controller 20.
  • the disk drive 31 may be either a CD-ROM drive or a DVD-ROM drive, or may be a CD and DVD compatible drive.
  • the data storage unit 36 includes, for example, an HDD and stores various data used for navigation processing such as map data and facility data.
  • the communication device 38 includes, for example, an FM tuner, a beacon receiver, a mobile phone, a dedicated communication card, and the like, and is distributed from a VICS (Vehicle Information Communication System) center via the communication interface 37. Receive road traffic information such as traffic jams and traffic information, and other information.
  • the display unit 40 displays various display data on a display device such as a display under the control of the system controller 20. Specifically, the system controller 20 reads map data from the data storage unit 36. The display unit 40 displays the map data read from the data storage unit 36 by the system controller 20 on a display screen such as a display.
  • the display unit 40 includes a graphic controller 41 that controls the entire display unit 40 based on control data sent from the CPU 22 via the bus line 30 and image information that can be displayed immediately, such as a VRAM (Video RAM).
  • a display memory 43, a display controller 43 for controlling the display 44 such as a liquid crystal display or a CRT based on the image data output from the graphic controller 41, and a display 44 are provided.
  • the display 44 is, for example, a liquid crystal display device having a diagonal size of about 5 to 10 inches and is mounted near the front panel in the vehicle.
  • the audio output unit 50 performs DZ A conversion of audio digital data sent via the bus line 30 from the CD-ROM drive 31 or DVD-ROM 32 or RAM 24 under the control of the system controller 20.
  • Converter 51 an amplifier (AMP) 52 that amplifies the audio analog signal output from DZA converter 51, and a speaker 53 that converts the amplified audio analog signal into audio and outputs it to the vehicle. Yes.
  • AMP amplifier
  • the input device 60 includes keys, switches, buttons, a remote controller, a voice input device, and the like for inputting various commands and data.
  • the input device 60 is arranged around the front panel and the display 44 of the main body of the in-vehicle electronic system mounted in the vehicle.
  • the display 44 is a touch panel system
  • the touch panel provided on the display screen of the display 44 also functions as the input device 60.
  • the CPU 22 functions as a display mode setting unit, an operation state detection unit, and a display unit by executing a program stored in advance in the ROM 23 or the like.
  • the user selects and sets a display mode in advance in accordance with the operation state of the navigation device 100.
  • the navigation device 100 detects the current operation state during the operation, and displays information in the display mode set according to the detected operation state.
  • “Information” “” Includes information such as characters and marks displayed on various input screens and confirmation screens in addition to map information.
  • FIG. 2 shows an example of the display mode setting screen.
  • the user operates the navigation device 100 to call up the display mode setting screen and set the display mode corresponding to each operation state.
  • “normal”, “route guidance”, and “destination surroundings” are displayed as operation states, and the user sets the “normal” display mode to “normal” and “route guidance”.
  • the “hour” display mode is set to “road priority” and the “destination surroundings” display mode is set to “facility priority”.
  • FIG. 3 shows an example of display mode setting information (table) in which the display mode is set for each operation state.
  • the operation status is “Intersection guidance”, “Destination area”, “Route guidance”, “Route confirmation screen”, “Congestion display screen”, “Normal (non-guidance)”, “Name search”, “Genre search” , "Address search” and "Other search”.
  • Intersection guide is a state in which an enlarged view of the intersection is displayed when the vehicle approaches the intersection
  • around the destination is a state in which the vehicle approaches the destination set in the route guidance.
  • Route guidance refers to the state during route guidance other than the intersection guidance and around the destination.
  • the "route confirmation screen” is a state in which the guidance route to the set destination is displayed at the time of setting route guidance
  • the "traffic congestion display screen” is a state in which traffic congestion information is displayed.
  • “Normal time (non-guidance)” is a state in which the current position of the vehicle is displayed in normal map data without performing route guidance.
  • “Name search”, “Genre search”, and “Address search” are the screens in which each search is being executed, and “Other search” is executing searches other than the above three. Is displayed.
  • any one of “normal display mode”, “character enlargement mode”, “road emphasis mode”, “address emphasis mode”, and “facility emphasis mode” is selected.
  • “Normal display mode” is the default display state, and “Character enlargement mode” enlarges the characters on the display screen more than normal display mode.
  • “Road priority mode” mainly displays road names, intersection names, highway interchanges (IC), service areas (SA), parking areas (PA), and so on.
  • “Address-oriented mode” basically uses the same information as the normal display mode. Display, but highlight the name of the address.
  • the “facility-oriented mode” basically displays the same information as the normal display mode, but highlights the name of the facility.
  • FIG. 4 (A) shows an example in which information is displayed in the normal mode when the operation state force is "normal".
  • a vehicle position mark 202 indicating the vehicle position of the vehicle on which the navigation device 100 is mounted is displayed in the approximate center of the display screen 201, and a map around the vehicle position is displayed.
  • FIG. 4B shows an example in which information is displayed in the facility-oriented mode when the operation state is “genre search”.
  • a list of facilities extracted by genre search is displayed on the left side of the display screen 201.
  • “A Park” is selected in the facility list, and a map around A Park is displayed on the right side of the display screen 201. Since it is a facility-oriented mode, the icon indicating the facility is highlighted.
  • FIG. 5A shows an example in which information is displayed in the address-oriented mode when the operation state is the “route confirmation screen”.
  • a guide route 204 obtained by route search processing is displayed, and information such as a guide route distance and required time is also displayed. Since it is the address priority mode, the name of the address is highlighted.
  • FIG. 5 (B) shows an example in which information is displayed in the road emphasis mode when the operation state is “route guidance”.
  • a guide route 205 is displayed, and a road name, an intersection name, and the like are displayed in detail.
  • FIG. 6 (A) shows an example in which information is displayed in the character enlargement mode when the operation state is “intersection guidance”.
  • a normal map display screen 206 is displayed on the left side, and an enlarged intersection map 207 is displayed on the right side. Since the character enlargement mode is selected, characters indicating an intersection name and the like are enlarged on the map display screen 206.
  • FIG. 6B shows an example in which information is displayed in the facility-oriented mode when the operation state is “around the destination”.
  • a guide route 208 and a destination mark 209 are displayed. Since it is the facility-oriented mode, the icon indicating the facility is highlighted.
  • the examples shown are merely examples, and the user can freely set a shift between a plurality of display modes prepared in advance for each operation state.
  • the user sets a preferred display mode in accordance with various operation states of the navigation device 100.
  • This setting is stored as display mode setting information in, for example, the data storage unit 36 of the navigation device 100.
  • the navigation device 100 detects the actual operation state, refers to the display mode setting information, and displays the information in the display mode corresponding to the detected operation state. Therefore, if the user sets the display mode in advance, the display mode is automatically changed according to the operation state of the navigation device 100.
  • Fig. 7 is a flowchart of the display mode setting process. This process is realized by the CPU 22 executing a program prepared in advance.
  • step S10 when a display mode setting function is selected by a user operation, the CPU 22 displays a display mode setting screen as illustrated in FIG. 2 on the display 44 (step S10).
  • step S11 when the user selects an operation state and selects a corresponding display mode, the CPU 22 receives the input (step S11), and uses the received operation state and display mode as display mode setting information, such as the data storage unit 36.
  • Step S12 steps S11 and S12 are repeated until the display mode is registered for all the operation states, and the process ends when the registration for all the operation states is completed.
  • the display mode setting information illustrated in FIG. 3 is stored in a storage unit such as the data storage unit 36.
  • FIG. 8 is a flowchart of the display mode control process. This process is also realized by the CPU 22 executing a program prepared in advance.
  • the display mode setting information is actually set to a specific display mode as in the setting example for each operation state in FIG. 3, but in the following description, for the sake of convenience, FIG. During ⁇ As shown in the middle column, display modes A to J are set for each operating state.
  • the CPU 22 determines whether or not the navigation device 100 is in route guidance (step S20). The CPU 22 executes route guidance determination processing when route guidance is being performed (step S21), and executes screen type determination processing when route guidance is not being performed (step S22). Then, the CPU 22 ends the process.
  • FIG. 9 is a flowchart of the route guidance determination process.
  • the CPU 22 determines whether or not the navigation device 100 is in the middle of intersection guidance (step S30), and if it is during intersection guidance, the display mode is set to “A” (step S31). On the other hand, when the intersection guidance is not being performed, the CPU 22 determines whether or not the current vehicle position is around the destination (step S32). If the vehicle position is around the destination, the CPU 22 sets the display mode to “B” (step S33). On the other hand, if the vehicle position is not around the destination, the CPU 22 sets the display mode to “C” (step S34).
  • FIG. 10 is a flowchart of the screen type determination process.
  • the CPU 22 first determines whether or not the current display screen is a destination setting screen (step S40). If the current display screen is the destination setting screen, the CPU 22 executes destination setting screen determination processing (step S41). On the other hand, if the current display screen is not the destination setting screen, the CPU 22 determines whether or not the current display screen is the route confirmation screen (step S42). If it is the route confirmation screen, the display mode is displayed. Set to “D”. On the other hand, if the current display screen is not the route confirmation screen, the CPU 22 determines whether or not the current display screen is a traffic jam display screen (step S44). Set to “E” (step S45). On the other hand, if the current display screen is not a traffic jam display screen, the CPU 22 sets the display mode to “F” (step S46).
  • FIG. 11 is a flowchart of the destination setting screen determination process.
  • the CPU 22 first determines whether or not the current search mode is a name search (step S50), and if it is a name search, sets the display mode to “G” (step S51). On the other hand, if the current search mode is not name search, the CPU 22 determines whether or not the current search mode is a genre search (step S52). If the current search mode is a genre search, the display mode is set to “H”. Set to (Step S53). On the other hand, if the current search mode is not a genre search, the CPU 22 determines whether or not the current search mode is an address search (step S54). If the current search mode is an address search, the display mode is set to “I”. Set (Step S55). On the other hand, if the current search mode is not address search, the CPU 22 sets the display mode to “J” (step S56).
  • the display mode is automatically changed based on the display mode setting information stored in advance, so that the navigation device 100 can be in various operating states. Information is displayed in the display mode preferred by the user.
  • FIG. 12 (A) shows a display mode setting example when the display mode is changed according to the type of road on which the vehicle equipped with the navigation device 100 is traveling.
  • the road data included in the map data includes information on the road type of each road. Therefore, the navigation device 100 can know the road type of the road on which the vehicle is currently traveling.
  • the display is performed in the normal mode on the general road, and the display is performed in the character enlargement mode on the toll road that often travels at a higher speed than the general road.
  • the road-oriented mode is used to display fine roads with ease.
  • FIG. 12B shows a display mode setting example in the case where the display mode is changed according to the speed at which the vehicle equipped with the navigation device 100 is traveling.
  • the navigation device 100 can detect the speed of the vehicle based on, for example, the moving speed of the vehicle position detected by the GPS or a vehicle speed pulse.
  • the speed of the vehicle is high, the character visibility can be improved in the character enlargement mode.
  • the vehicle speed is low, it can be predicted that there is a possibility of making a right or left turn, so the display is performed in the road emphasis mode.
  • FIG. 13 (A) shows a display mode setting example when the display mode is changed according to the density of buildings in the area where the vehicle is traveling.
  • map data includes building information, so the density of buildings can be calculated from the number of buildings per unit area.
  • there are many name data in an area where the density of buildings is higher than a predetermined value and there are many characters to be displayed. Therefore, the characters are reduced and displayed.
  • the density of the building is lower than the predetermined value, there are few characters to be displayed, so display in the character expansion mode.
  • the amount of name data to be displayed should be limited, and a limited number of characters of name data may be enlarged.
  • FIG. 13B shows a display mode setting example in the case where the display mode is changed according to which of the towns and villages the area in which the vehicle is traveling belongs. Since the map data includes information on administrative divisions such as municipalities, the navigation device 100 can determine which of the municipalities the vehicle location belongs to. In the example shown in Fig. 13 (B), since there are relatively few facilities in towns and villages, display is performed in the character expansion mode. In addition, since there are many roads in Sakai, display is performed in the road-oriented mode. As another setting example, ⁇ and ward have a larger amount of name information than towns and villages, and therefore, the number of information may be limited and displayed.
  • the display mode is automatically changed according to the operation state of the navigation device 100 based on the display mode setting information set in advance by the user.
  • the display mode set by the user should be displayed at that time. As well.
  • the present invention can be used in a navigation apparatus for a moving body represented by a vehicle or the like.

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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)
  • Life Sciences & Earth Sciences (AREA)
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  • Biodiversity & Conservation Biology (AREA)
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Abstract

La présente invention concerne un système de navigation en mesure d'être un système de navigation embarquée, par exemple, dans lequel un utilisateur peut régler un mode d'affichage pour chaque état de fonctionnement du système de navigation. Les modes d'affichage réglés par l'utilisateur en fonction de divers états de fonctionnement sont stockés en tant qu'informations de réglage de mode d'affichage. D'un autre côté, lorsque le système de navigation est mis en fonctionnement, par exemple lorsqu'un véhicule se déplace, l'état de fonctionnement du système de navigation est détecté. En ce qui concerne les informations de réglage de mode d'affichage, les informations sont affichées dans le mode d'affichage réglé pour cet état de fonctionnement.
PCT/JP2006/322615 2006-11-14 2006-11-14 Système de navigation, procédé de commande d'affichage et programme de commande d'affichage d'un système de navigation WO2008059561A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2177878A3 (fr) * 2008-10-20 2016-04-20 HERE Global B.V. Affichage du trafic décrivant une vue du trafic depuis l'intérieur d'un véhicule

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09318379A (ja) * 1996-05-29 1997-12-12 Fujitsu Ten Ltd ナビゲーション装置
JPH10253368A (ja) * 1997-03-12 1998-09-25 Fujitsu Ten Ltd ナビゲーションシステム
JP2003194555A (ja) * 2001-12-26 2003-07-09 Nippon Seiki Co Ltd ナビゲーション装置及びその表示方法
JP2005233729A (ja) * 2004-02-18 2005-09-02 Toshiba Corp 車載用カーナビゲーション装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09318379A (ja) * 1996-05-29 1997-12-12 Fujitsu Ten Ltd ナビゲーション装置
JPH10253368A (ja) * 1997-03-12 1998-09-25 Fujitsu Ten Ltd ナビゲーションシステム
JP2003194555A (ja) * 2001-12-26 2003-07-09 Nippon Seiki Co Ltd ナビゲーション装置及びその表示方法
JP2005233729A (ja) * 2004-02-18 2005-09-02 Toshiba Corp 車載用カーナビゲーション装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2177878A3 (fr) * 2008-10-20 2016-04-20 HERE Global B.V. Affichage du trafic décrivant une vue du trafic depuis l'intérieur d'un véhicule

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