WO2014049720A1 - Dispositif de navigation - Google Patents

Dispositif de navigation Download PDF

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Publication number
WO2014049720A1
WO2014049720A1 PCT/JP2012/074710 JP2012074710W WO2014049720A1 WO 2014049720 A1 WO2014049720 A1 WO 2014049720A1 JP 2012074710 W JP2012074710 W JP 2012074710W WO 2014049720 A1 WO2014049720 A1 WO 2014049720A1
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WO
WIPO (PCT)
Prior art keywords
display
navigation
control unit
vehicle
direction guide
Prior art date
Application number
PCT/JP2012/074710
Other languages
English (en)
Japanese (ja)
Inventor
宮崎　秀人
達也 三次
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2014537899A priority Critical patent/JP5925327B2/ja
Priority to PCT/JP2012/074710 priority patent/WO2014049720A1/fr
Publication of WO2014049720A1 publication Critical patent/WO2014049720A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
    • G09B29/003—Maps
    • G09B29/006—Representation of non-cartographic information on maps, e.g. population distribution, wind direction, radiation levels, air and sea routes
    • G09B29/007—Representation of non-cartographic information on maps, e.g. population distribution, wind direction, radiation levels, air and sea routes using computer methods
    • 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
    • G01C21/3655—Timing of guidance instructions
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
    • G09B29/10—Map spot or coordinate position indicators; Map reading aids

Definitions

  • the present invention relates to a navigation apparatus that displays a direction guidance sign for a branch road (hereinafter referred to as a navigation display direction guidance sign) on a navigation screen.
  • the map display device described in Patent Document 1 generates and displays a navigation display direction guide sign for a branch road existing on a road on which a vehicle travels.
  • Patent Document 1 discloses that when the distance to a branch road is within a predetermined distance, the timing to display depending on the vehicle speed or road congestion. Changed, displayed when the predicted arrival time to the branch road is within the predetermined time, and stated that the value of the predetermined distance is smaller when the road is congested than when there is no traffic Has been.
  • Patent Document 1 determines the timing for displaying the navigation display direction signboard based on the distance or time to the branching path set in advance in the device, so that the user (driver ) Cannot recognize the position where the navigation display direction guide sign is displayed except when the navigation display direction guide sign is displayed within a predetermined distance or within a predetermined time from the branch road. For this reason, there existed a subject that the possibility that a navigation display direction guidance signboard would not be displayed at the timing which a user (driver
  • the user While the vehicle is actually traveling, the user (driver) must concentrate on driving while driving, and even if the navigation display direction signboard is displayed on the display screen, We cannot focus on determining the course by examining the facilities in each direction. Further, the user (driver) determines the position of the vehicle on the road from the actual road feature position on the map screen displayed on the display.
  • the road feature position includes, for example, a position where a road sign is installed on the road or on the road side, a position where a road marking is provided on the road surface, a branch road itself, a position where intersection guidance is provided by route guidance in navigation processing, etc. There may be a road position set by the user (driver or passenger).
  • the navigation display direction guide signboard is presented at a timing determined by the distance or time from the vehicle to the branch road, so that the user (driver) can navigate the navigation device regardless of the feature position of the road.
  • the route is determined with reference to the navigation display direction guide sign presented by the user. Therefore, depending on the display timing, the navigation display direction guide sign is unilaterally displayed from the navigation device, so that the user (driver) can be prepared to determine the course with reference to the navigation display direction guide sign. It may not be used for route determination.
  • the user driving The person
  • the user driving The person
  • the navigation display direction guidance sign is displayed according to the characteristic position of the road, and thus the displayed navigation display direction guidance sign is easy to use.
  • a notice guide sign for example, there are a notice guide sign, an intersection guide sign and a confirmation guide sign on the road upper side signboard, which are installed near the actual intersection (branch) in the order of the notice guide, the intersection guide and the confirmation guide.
  • the warning sign is installed about 150m to 300m before the intersection, and the driver is notified of the branching point.
  • the intersection information sign is installed within about 30m to 150m before the intersection and prompts the driver to change the course.
  • the confirmation guide sign is a sign that is installed about 150 m past the intersection and confirms that the course is not in error.
  • the installation position of the road upper surface signboard is set as the road characteristic position, the timing determined by the distance or time from the vehicle to the branch road, regardless of the installation position of the road upper surface information signboard, as in the past.
  • the navigation display direction guide sign is displayed, there is a possibility that the position at which the navigation display direction guide sign is displayed and the installation position of the road upper direction guide sign are significantly different.
  • the navigation display direction guidance sign is displayed at a position where the user (driver) can visually recognize the road upper guidance sign (for example, the installation position of the road upper guidance sign or a position separated by a predetermined value in front thereof). Otherwise, the route of the host vehicle is usually determined with reference to the road upper surface guide sign, and even if the navigation display direction guide sign is displayed thereafter, there is a high possibility that the route will not be used for route determination.
  • the navigation display direction signage is displayed quite before the installation position of the road upper direction signage, the user (driver) may not pass the branch road indicated by the navigation display direction signage. There is. Also in this case, the navigation display direction guide signboard is not used for route determination, and the display is wasted. In addition, the navigation display direction guidance signboard occupies a part of the display screen, so there is a problem in terms of convenience. The same problem can be applied to road markings such as right and left turn lanes.
  • the navigation display direction guide sign when the navigation display direction guide sign is displayed at the timing of performing the intersection guidance in the route guidance or at the timing set by the user (driver or passenger), the user (driver or passenger)
  • the navigation display direction guide sign on the map screen can be used with the same feeling as the navigation processing or actively.
  • the navigation display direction signboard is displayed based on the preset distance or time from the vehicle to the branch road as in the prior art, the display timing does not coincide with the above-described display timing, and navigation is determined. There is a high possibility that the direction signboard for display will not be used.
  • the present invention has been made to solve the above-described problems, and it is an object of the present invention to provide a navigation device capable of displaying a navigation display direction guide signboard at an appropriate timing that is easy for a user (driver or passenger) to use. Objective.
  • the navigation device includes a direction guide signboard generating unit for generating a navigation display direction guide sign for a branch road, and a display control for displaying the navigation display direction guide sign generated by the direction guide sign generating unit on the display unit.
  • Display control to display the navigation guidance direction signboard for the branch road on the display section at the display timing triggered by the start of the display when the moving body has reached the characteristic position of the road and the road ahead of the branch road A display timing control unit for controlling the unit.
  • FIG. 1 it is a figure which shows an example of the navigation screen on which the direction guidance signboard for navigation displays was displayed. It is a flowchart which shows operation
  • FIG. 1 it is a figure which shows an example of the navigation screen on which the direction guidance signboard for navigation displays was displayed.
  • FIG. 14 It is a flowchart which shows operation
  • 14 is a flowchart illustrating an operation (example 2) of the navigation device according to the fourth embodiment. It is a figure which shows the outline
  • FIG. It is a flowchart which shows operation
  • 14 is a flowchart showing an operation (example 2) of the navigation device according to the fifth embodiment. It is a figure which shows the example of operation of the direction guidance signboard for a navigation display concerning this invention.
  • FIG. 1 is a block diagram showing a configuration of a navigation apparatus according to the present invention.
  • the navigation device 1 is mounted on a mobile body (for example, a vehicle), and includes a communication processing unit 2, a traffic information receiving unit 3, a gyro sensor 4, a vehicle speed signal processing unit 5, a GPS signal reception processing unit 6, A control unit 7, an input processing unit 8, a display 9, an amplifier 10 and a storage unit 11 are provided.
  • the moving body includes a person who carries the navigation device 1 and moves. In the following description, it is assumed that the moving body is a vehicle (hereinafter referred to as the own vehicle).
  • the navigation device 1 not only provides route guidance to the driver of the vehicle based on the position of the vehicle and the map data, but also displays a navigation display of a branch road in the traveling direction of the vehicle. Display the direction signboard. In the following, it is assumed that the navigation device 1 displays on the screen a navigation display direction guide sign that guides the facility name of the facility at the branch destination of the branch path according to the user's preference.
  • the communication processing unit 2 performs data communication with an external information center (not shown) or the like via a network such as the Internet using a wireless communication unit of the mobile communication terminal 12 such as a smartphone. Through this data communication, the communication processing unit 2 acquires facility information, popular facility ranking information, weather information, and the like according to the attributes of the user (driver or passenger).
  • the traffic information receiving unit 3 is provided with VICS information such as traffic information supplied from a VICS (Vehicle Information and Communication System; registered trademark, hereinafter omitted) information center (not shown) and vacancy information of a facility parking lot. Road traffic information) is received and output to the control unit 7.
  • VICS Vehicle Information and Communication System
  • the gyro sensor 4 is an orientation sensor that detects the traveling direction of the host vehicle as a relative orientation.
  • the vehicle speed signal processing unit 5 receives a vehicle speed signal from an ECU (electronic control unit; not shown) of the host vehicle and detects the speed of the host vehicle. For example, a vehicle speed pulse signal is input as a vehicle speed signal, and it is determined from the change in the vehicle speed pulse signal whether the host vehicle is traveling and the vehicle speed.
  • a GPS (Global Positioning System) signal reception processing unit 6 is a processing unit that analyzes GPS radio waves received from GPS satellites via the in-vehicle GPS antenna 6a and acquires position information of the own vehicle.
  • the control unit 7 is a control unit that generates a navigation display direction guide sign that guides facility names that match the preference category and displays the sign on the display 9.
  • the control unit 7 displays the display contents of the navigation display direction guidance signboard based on the Internet information (for example, facility information according to user attributes, popular facility ranking information, weather information, etc.) acquired by the communication processing unit 2.
  • the control unit 7 navigates the branch road at a display timing that triggers the start of display that the vehicle has reached the feature position of the road in front of the branch road that can be recognized by the user (driver).
  • a display direction guide sign is displayed on the display 9.
  • the input processing unit 8 is a processing unit that accepts an input operation by a user, and includes, for example, input hardware such as operation keys, operation buttons, and a touch panel, and software that outputs an input signal input thereto to the control unit 7. Composed. It is possible to register the user's preference category in the storage unit 11 via the input processing unit 8, and to change or add the preference category registered in the storage unit 11.
  • the display 9 is a display unit whose display processing is controlled by the control unit 7 and displays, for example, a road map in the vicinity of the vehicle position as a navigation screen or a navigation display direction guide sign on the screen.
  • the amplifier 10 amplifies voice data for instructing various input operations to the user or voice data for route guidance and outputs the amplified data to the speaker 10a.
  • the speaker 10a outputs the audio data amplified by the amplifier 10 to the outside.
  • the storage unit 11 includes map data including at least facility information and road information, an installation position database in which installation position information of a road upper surface guide signboard on a road specified by the road information is registered, and a user (driver or passenger) It is a storage unit for storing a preference category database in which preference categories are registered.
  • the storage unit 11 may also store information acquired by the communication processing unit 2 (for example, facility information according to user attributes, popular facility ranking information, weather information, etc.).
  • the map data may be downloaded from an external map data server by the communication processing unit 2.
  • the storage unit 11 may be a hard disk device, an SD card, a USB memory, or the like, for example.
  • FIG. 2 is a block diagram showing the configuration of the control unit of the navigation device according to the present invention.
  • the control unit 7 includes a direction guide sign generation unit 13, a position / direction detection unit 14, a display control unit 15, a display timing control unit 16, a route guide unit 17, and a notification unit 18 as functional configurations.
  • the direction guidance signboard generation unit 13 is a user's (driver or passenger) preference category or preference category input using the input processing unit 8, the position and traveling direction of the vehicle detected by the position / direction detection unit 14, And based on the map data memorize
  • the position / direction detection unit 14 detects the current position and traveling direction of the vehicle using information acquired by the gyro sensor 4, the vehicle speed signal processing unit 5, and the GPS signal reception processing unit 6.
  • the display control unit 15 is a functional configuration unit that controls display processing by the display 9, and displays, for example, a road map near the vehicle position and a navigation display direction guide sign on the screen of the display 9.
  • the display timing control unit 16 displays the navigation display direction guidance signboard on the branch road on the display 9 at a display timing triggered by the start of display that the vehicle has reached the road characteristic position in front of the branch road.
  • the display control unit 15 is controlled as described above.
  • the characteristic position is a road sign, road marking, route guidance position, or a specific position on the road requested by the user, which can be recognized by the user (driver) before the branch road. Note that the display timing control unit 16 according to the first embodiment pays attention to the road upper surface guide sign in front of the branch road, and uses the position where the road upper surface guide sign is installed as a characteristic position.
  • the route guidance unit 17 searches for a recommended route based on the destination set and input by the input processing unit 8, the vehicle position information detected by the position / direction detection unit 14, and the map data stored in the storage unit 11, It is a function composition part which performs route guidance of a recommended route.
  • the notification unit 18 notifies the user that the display control unit 15 has displayed the navigation display direction guide sign on the display 9. For example, by outputting a notification sound to the speaker 10a via the amplifier 10, or by instructing the display control unit 15 to temporarily flash or highlight the screen of the display 9 or the navigation display direction guide signboard, Notifies that the navigation display direction guide sign has been displayed. Moreover, you may alert
  • FIG. 3 is a flowchart showing the operation of the navigation device according to the first embodiment.
  • the installation position of the road upper surface guide sign in front of the branch road is set in the display timing control unit 16 as a characteristic position.
  • the direction guide sign generation unit 13 refers to the storage contents of the storage unit 11 to confirm whether or not the preference data of the user (driver or passenger) has been registered in the storage unit 11, and the storage unit If the preference data is registered in 11, it is confirmed whether or not the preference data needs to be corrected (step ST1).
  • the user's preference data is registered in the storage unit 11 in association with the information for identifying the user, and the direction guide sign generation unit 13 stores the contents stored in the storage unit 11 based on the information for identifying the user. To check whether the user's preference data has already been registered. In addition, the direction guide sign generation unit 13 instructs the display control unit 15 to display the preference data registered in the storage unit 11 on the display 9 and accepts correction using the input processing unit 8 (HMI). I will provide a.
  • HMI input processing unit 8
  • step ST1 When the user preference data is not registered in the storage unit 11 or when the preference data registered in the storage unit 11 needs to be corrected (step ST1; NO), the user uses the input processing unit 8. Preference data is input (step ST2). The preference data input using the input processing unit 8 is registered in the storage unit 11 via the direction guidance sign generation unit 13.
  • step ST3 the position / direction detection unit 14 detects the current position and traveling direction of the host vehicle (step ST3).
  • the direction guide sign generation unit 13 detects a branch road in the traveling direction of the vehicle from the map data in the storage unit 11 based on the current position and traveling direction of the host vehicle detected by the position / direction detection unit 14. (Step ST4).
  • the direction guidance sign generation unit 13 identifies the shape of the branch road in the traveling direction of the vehicle detected from the map data (step ST5), and the navigation display direction guidance according to the identified shape of the branch road. A signboard arrow figure is selected (step ST6).
  • the direction guide sign generation unit 13 detects the facilities existing in each direction branched by the branch road from the map data in the storage unit 11. After that, the direction guide sign generation unit 13 extracts the facility name that matches the user's preference category from the facility names of the detected facilities, and combines them with the arrow graphic selected in step ST6 to thereby display the navigation display direction. A guide sign is generated (step ST7).
  • the position / direction detection unit 14 detects the current position of the host vehicle again (step ST8).
  • the display timing control unit 16 searches the installation position database stored in the storage unit 11 based on the current position of the host vehicle detected by the position / direction detection unit 14, and the host vehicle is on the upper surface of the next branch road. It is determined whether or not the guide signboard installation position (characteristic position) has been reached (step ST9). At this time, if the current position of the own vehicle is not the installation position of the road upper surface signboard (step ST9; NO), the current position is detected and the own vehicle is on the road until the own vehicle reaches the installation position of the road upper surface information signboard. The determination whether or not the position guide sign installation position has been reached is repeated.
  • the display timing control unit 16 displays the navigation display direction guide sign for the branch road on the display 9. To instruct. Thereby, the display control part 15 displays the navigation display direction guidance signboard of the said branch road on the display 9 at the display timing which makes the start of a display that the own vehicle arrived at the characteristic position (step ST10).
  • the position / direction detection unit 14 detects the current position of the host vehicle (step ST11).
  • the display timing control unit 16 refers to the map data stored in the storage unit 11 based on the current position of the vehicle detected by the position / direction detection unit 14, so that the vehicle has passed the branch road. Is determined (step ST12).
  • step ST12 determines whether the own vehicle has passed the branch road until the own vehicle passes the branch road. repeat.
  • step ST12 when the own vehicle passes the branch road (step ST12; YES), the display timing control unit 16 instructs the display control unit 15 to end the display of the navigation display direction signboard on the branch road that has passed. To do.
  • the display control unit 15 ends the display of the navigation display direction guidance signboard on the screen of the display 9 according to the instruction of the display timing control unit 16 (step ST13). Thereafter, while the vehicle is traveling, the processes from step ST3 to step ST13 are repeated.
  • FIG. 4 is a diagram showing an outline of the display timing of the navigation display direction guide signboard according to the first embodiment.
  • the road upper surface guide sign B is installed at a recommended position such as a range Nm from the center position of the intersection (branch road) A according to the purpose, such as the advance guidance or the intersection guidance. Therefore, in the first embodiment, a navigation display direction guide sign is displayed on the display 9 at a display timing triggered by the start of display that the own vehicle has reached the installation position of the road upper face guide sign B.
  • the user can recognize that it is the timing at which the navigation display direction guide sign is displayed at the time of viewing the road upper direction guide sign B, and this navigation display direction guide sign It is possible to determine the course of the own vehicle before reaching the intersection A by using. That is, in the first embodiment, it is possible to display the navigation display direction guide signboard at an appropriate timing that can be recognized by the user.
  • FIG. 3 determines whether or not the vehicle has reached the installation position of the road upper surface guide signboard from the result of searching the road upper surface guide signboard installation position database in the storage unit 11 based on the current position of the own vehicle. Was. In this case, it is not possible to determine the arrival at the installation position for a road upper surface guide sign not registered in the installation position database. Therefore, when a road upper surface signboard is detected by a camera mounted on the own vehicle, it may be determined that the vehicle has reached the installation position of the road upper surface signboard.
  • the display timing control unit 16 analyzes the image of the photographed image and detects a pattern that can be regarded as a road upper surface signboard, the host vehicle guides the road upper surface. It is determined that the signboard installation position has been reached. In this case, the display timing control unit 16 may register the position at which the video is captured by the camera in the installation position database as the installation position of the road upper surface guide sign.
  • the display timing control unit 16 may adjust the timing for displaying the navigation display direction guide sign depending on the shooting direction of the camera. For example, when the front camera is used, the road upper surface signboard is detected before the vehicle passes the installation position. Therefore, the display timing of the next navigation display direction signboard at the detected position is determined by the own vehicle. It is advanced so that it becomes the same timing as when the installation position is reached.
  • the display timing that triggers the start of display when the own vehicle has reached the installation position of the road upper surface guide signboard is shown.
  • the display timing may be the arrival of the car.
  • the predetermined position in front of the installation position of the road upper surface guide signboard refers to the road upper surface guide sign board from the front view of the user (driver) before the vehicle reaches the installation position of the road upper surface guide signboard.
  • the position which can be visually recognized is shown, and it becomes a position away by a predetermined distance or a predetermined time that the user can visually recognize before the installation position.
  • the user displays the navigation display direction guide sign when the vehicle reaches the position where the outline of the road upper direction guide sign is visible but the display content is not visible. By doing in this way, it becomes possible to make a course decision using the navigation display direction guide signboard with a margin more than when displaying at the installation position of the road upper face signboard.
  • the notification unit 18 may notify the user that the navigation display direction guidance signboard is displayed on the display 9 by the display control unit 15.
  • the display timing control unit 16 controls the display control unit 15 to notify the notification unit 18 that the navigation display direction guide sign is displayed on the display 9.
  • the notification unit 18 receives this notification, as described above, the notification sound, the screen of the display 9 or the navigation guide for navigation display is temporarily blinked or highlighted, and a separate notification LED (see FIG. (Not shown) emits light or the like. Accordingly, it is possible to reliably notify the user that the navigation display direction guide sign is displayed on the display 9.
  • the notification unit 18 may be omitted.
  • FIG. 5 is a diagram illustrating an example of a navigation screen on which a navigation display direction guide sign is displayed in the first embodiment.
  • the navigation device 1 displays a navigation display direction guide signboard 20 with the navigation screen 19 displayed on the display 9, and excludes the navigation display direction guide signboard 20 on the navigation screen 19.
  • the vehicle mark 21 is displayed in the approximate center of the area.
  • the navigation device 1 displays the XX department store icon near the own vehicle mark 21 on the navigation screen 19.
  • the distance from the intersection 22 may be displayed at the same time, for example, “Temple a; 2 km”, “XX department store; 1 km”.
  • an icon indicating that there is a continuation is displayed, and the continuation of the facility can be viewed by touching the icon. You may be made to do.
  • the generation and display of the navigation display direction guide sign may be executed only when the destination is not set in the navigation device 1.
  • you will be shown nearby recommended facilities according to the driver's or passenger's preference. You can visit a facility that suits your tastes without having to set it or check what kind of facilities are nearby. In addition, it is possible to prevent the user from passing by without noticing that there is a facility that suits his / her preferences near the vehicle.
  • the name of the facility set as the destination is displayed at the top, blinked, or a character display color different from other facility names on the navigation display direction guide sign It is also possible to perform highlighting such as making it non-highlighted for other surrounding recommended facilities. This makes it easier to determine which destination to set in advance and other recommended facilities in the surrounding area should be visited first, and time can be used effectively.
  • the direction guide sign generation unit 13 that generates the navigation display direction guide sign for the branch road, and the navigation display direction guide sign generated by the direction guide sign generation unit 13. Is displayed on the display 9, and at the display timing triggered by the start of display that the vehicle has arrived at the feature position of the road in front of the branch road that can be recognized by the user.
  • a display timing control unit 16 that controls the display control unit 15 to display a navigation display direction guide sign on the display 9 is provided.
  • the display timing control unit 16 sets the characteristic position at a position where the road upper surface signboard of the branch road is installed or a predetermined position in front of it. By doing in this way, the navigation display direction guide sign is displayed based on the road upper direction guide sign installed at the position recommended for the direction guidance, so that the navigation display can be performed at an appropriate timing that is easy for the user to use. You can display a direction signboard.
  • the display control part 15 is provided with the alerting
  • the navigation display direction guidance signage is displayed on the display 9. It is possible to reliably notify the user that it is displayed on the screen.
  • Embodiment 2 the display timing control unit 16 sets the feature position at the installation position of the road upper surface guide signboard or a predetermined position in front of it.
  • the display timing control unit 16 sets a predetermined position in front of the right / left turn lane on the branch road as the characteristic position.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • FIG. 6 is a flowchart showing the operation of the navigation device according to Embodiment 2 of the present invention.
  • the process from step ST1a to step ST8a is the same as the process from step ST1 to step ST8 of FIG.
  • step ST9a the display timing control unit 16 searches the road lane information of the map data stored in the storage unit 11 based on the current position of the own vehicle detected by the position / direction detection unit 14, and the next vehicle is the next. It is determined whether or not a predetermined position (characteristic position) is reached in front of the right / left turn-only lane of the branch road.
  • a predetermined position characteristic position
  • step ST9a if the current position of the vehicle is not a predetermined position before the right / left turn lane (step ST9a; NO), the current position is detected until the vehicle reaches a predetermined position before the right / left turn lane. And the determination whether the own vehicle has reached the predetermined position is repeated.
  • step ST9a When the host vehicle reaches a predetermined position in front of the right / left turn lane on the next branch road (step ST9a; YES), the display timing control unit 16 displays the navigation display direction guide sign for the branch road on the display 9.
  • the display control unit 15 is instructed to display. Thereby, the display control part 15 displays the navigation display direction guidance signboard of the said branch road on the display 9 at the display timing which makes the start of display that the own vehicle arrived at the characteristic position (step ST10a).
  • step ST10a The subsequent processing from step ST11a to step ST13a is the same as the processing from step ST11 to step ST13 in FIG.
  • FIG. 7 is a diagram showing an outline of the display timing of the navigation display direction guide signboard according to the second embodiment.
  • a navigation display direction guide signboard is displayed on the display 9 at a display timing triggered by the start of display that it has reached the predetermined position Mm before the right turn lane start position of the next branch road.
  • the user driver
  • the signboard it is possible to determine the course of the vehicle until the next lane start position is reached. That is, also in the second embodiment, it is possible to display the navigation display direction guide signboard at an appropriate timing that can be recognized by the user.
  • a position where the right / left turn lane can be visually recognized from the front view of the user is shown. This is a predetermined distance or a predetermined time away from which the user can visually recognize the right / left turn lane from the start position of the right / left turn lane.
  • the display timing control unit 16 when a right turn lane or a left turn lane is detected by a camera mounted on the own vehicle, it may be determined that the own vehicle has reached the start position of the right / left turn lane. For example, when the outside of the vehicle is photographed by a camera mounted on the vehicle, and the display timing control unit 16 analyzes the captured image and detects a pattern that can be regarded as a right turn lane or a left turn lane, the own vehicle turns to the right turn lane. Alternatively, it is determined that the start position of the left turn lane has been reached. In this case, the display timing control unit 16 may register the position where the video is captured by the camera in the map data as the start position of the right / left turn lane.
  • the display timing control unit 16 uses the predetermined position in front of the right / left turn lane on the branch road as the characteristic position, and thus is provided at the recommended position for changing the course. Since the navigation display direction guide sign is displayed based on the right / left turn lane, the navigation display direction guide sign can be displayed at an appropriate timing that is easy for the user to use.
  • Embodiment 3 In the navigation device according to the third embodiment, the position at which the display timing control unit 16 starts intersection (branch path) guidance by route guidance is defined as a feature position.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • FIG. 8 is a flowchart showing the operation of the navigation apparatus according to Embodiment 3 of the present invention.
  • the process from step ST1b to step ST8b is the same as the process from step ST1 to step ST8 of FIG.
  • step ST ⁇ b> 9 b the display timing control unit 16 is based on the current position of the vehicle detected by the position / direction detection unit 14 and the position where the intersection (branch road) guidance is started based on the route guidance acquired from the route guidance unit 17.
  • the map data stored in the storage unit 11 is searched, and it is determined whether or not the position (characteristic position) at which the intersection guidance is started by route guidance has been reached.
  • step ST9b if the current position of the own vehicle is not the position where the intersection guidance is started (step ST9b; NO), the current position is detected and the own vehicle is kept at the above position until the own vehicle reaches the position where the intersection guidance is started. Repeat the determination of whether or not it has been reached.
  • step ST9b When the host vehicle reaches the position where the intersection guidance is started (step ST9b; YES), the display timing control unit 16 instructs the display control unit 15 to display the navigation display direction guidance signboard for the intersection on the display 9. To do. Thereby, the display control part 15 displays the navigation display direction guidance signboard of the said intersection on the display 9 at the display timing which makes the start of display that the own vehicle arrived at the characteristic position (step ST10b).
  • step ST11b to step ST13b The subsequent processing from step ST11b to step ST13b is the same as the processing from step ST11 to step ST13 in FIG.
  • a general in-vehicle navigation device when the distance from the vehicle to an intersection (branch road) is within a predetermined distance (for example, 700 m) in route guidance to a destination, an intersection enlarged guide map is displayed and left / right turn guidance is provided. Do. If the navigation display direction guidance signboard is displayed at the same timing as the intersection guidance at the time of this route guidance, the user can use the navigation display direction guidance signboard without a sense of incongruity because it is the same as the normal route guidance. it can.
  • a predetermined distance for example, 700 m
  • the display timing control unit 16 uses the position at which the intersection guidance is started by the route guidance as the characteristic position. Therefore, the navigation display direction guidance signboard at the same timing as the route guidance. Is displayed, and the user can use the navigation display direction guide signboard without feeling uncomfortable.
  • Embodiment 4 In the navigation device according to the fourth embodiment, the display timing control unit 16 sets the position at which the host vehicle has passed the branch path as the characteristic position for the next branch path in the traveling direction of the host vehicle.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • FIG. 9 is a flowchart showing the operation (Example 1) of the navigation device according to Embodiment 4 of the present invention.
  • the process of step ST1c and step ST2c is the same as the process of step ST1 and step ST2 of FIG.
  • the position / direction detection unit 14 detects the current position of the host vehicle.
  • the display timing control unit 16 refers to the map data stored in the storage unit 11 based on the current position of the host vehicle detected by the position / direction detection unit 14 to determine whether the host vehicle has passed the branch road. Is determined (step ST4c).
  • step ST4c determines the own vehicle has not passed the branch road.
  • the detection of the current position and the determination of whether the own vehicle has passed the branch road are repeated until the own vehicle passes the branch road. .
  • step ST4c when the own vehicle passes the branch road (step ST4c; YES), the display timing control unit 16 instructs the display control unit 15 to end the display of the navigation display direction guide signboard of the branch road that has passed. . In accordance with the instruction from the display timing control unit 16, the display control unit 15 ends the display of the navigation display direction guide sign that has already been displayed on the screen of the display 9 (step ST5c).
  • the position that has passed through the branch road is set as a characteristic position for the next branch road in the traveling direction of the host vehicle. For this reason, when the next branch road in the traveling direction of the own vehicle is detected, the process immediately shifts to the display processing of the navigation display direction guide signboard.
  • the position / direction detection unit 14 detects the current position and the traveling direction of the host vehicle (step ST6c).
  • the direction guide sign generation unit 13 detects a branch road in the traveling direction of the vehicle from the map data in the storage unit 11 based on the current position and traveling direction of the host vehicle detected by the position / direction detection unit 14. (Step ST7c).
  • the direction guidance sign generation unit 13 identifies the shape of the branch road in the traveling direction of the vehicle detected from the map data (step ST8c), and the navigation display direction guidance according to the identified shape of the branch road. A signboard arrow figure is selected (step ST9c).
  • the direction guide sign generation unit 13 detects the facilities existing in each direction branched by the branch road from the map data in the storage unit 11. Thereafter, the direction guide sign generation unit 13 extracts the facility name that matches the user's preference category from the facility names of the detected facilities, and combines them with the arrow graphic selected in step ST9c for navigation display. A direction guidance signboard is generated (step ST10c).
  • the display timing control unit 16 instructs the display control unit 15 to display the navigation display direction guide sign generated by the direction guide sign generation unit 13 on the display 9. Thereby, the display control part 15 displays the navigation display direction guidance signboard of the said branch road on the display 9 at the display timing which makes the start of display that the own vehicle arrived at the characteristic position (step ST11c). Thereafter, the process returns to step ST3c.
  • the user driver
  • Example 2 is a flowchart showing an operation (example 2) of the navigation device according to the fourth embodiment.
  • the process from step ST1d to step ST10d is the same as the process from step ST1c to step ST10c in FIG.
  • step ST11d the display timing control unit 16 determines that the distance between the host vehicle and the next branch road is a predetermined value based on the current position of the host vehicle, the traveling direction, and the vehicle speed detected by the position / direction detection unit 14. It is determined whether or not it exceeds.
  • step ST11d if the distance between the vehicle and the next branch road exceeds a predetermined value (step ST11d; YES), the display timing control unit 16 displays the navigation information for the branch road with respect to the display control unit 15. Instructs the direction guide sign to be displayed in the display size A. In accordance with the instruction from the display timing control unit 16, the display control unit 15 displays a navigation display direction guide sign 20a having a display size A on the display 9 as shown in FIG. 11A (step ST12d).
  • the display timing control unit 16 instructs the display control unit 15 to display the navigation on the branch road. It is instructed to display the guidance signboard with the display size B (> display size A).
  • the display control unit 15 displays a navigation display direction guide sign 20b having a display size B on the display 9 as shown in FIG. 11B (step ST13d).
  • the display size of the navigation display direction guidance signboard on the branch road is increased as the distance from the own vehicle to the next branch road becomes shorter.
  • step ST14d YES
  • step ST14d YES
  • Example 2 when the distance from the vehicle to the next branch road is long, the display size of the navigation display direction guidance signboard is reduced, and as the distance from the vehicle to the next branch road becomes shorter, the branch road Increase the display size of the direction signboard for navigation display. By doing in this way, it is possible to determine the course using the navigation display direction guide sign before reaching the next branch road while suppressing the area where the navigation display direction guide sign continues to occupy the screen of the display 9 Can do.
  • Example 2 shown in FIG. 10 and FIG. 11 the case where the display size of the navigation display direction guidance signboard is changed in two stages is shown, but the present invention is not limited to this.
  • the navigation display of the branch road becomes shorter as the distance from the vehicle to the next branch road becomes shorter. You may make it the display size of a direction guidance signboard become large gradually in three steps or more.
  • the display timing control unit 16 sets the position where the host vehicle has passed the branch path as the characteristic position for the next branch path in the traveling direction of the host vehicle.
  • the navigation display direction guide sign for the next branch road is displayed based on the fact that the car has passed the branch road, so the navigation display direction guide sign can be displayed at an appropriate timing that is easy for the user to use. .
  • the display timing control unit 16 increases the display size of the navigation display direction guidance signboard on the branch road as the distance from the vehicle to the next branch road becomes shorter.
  • the display control unit 15 is controlled. By doing in this way, while the area where the navigation display direction guidance signboard continues to occupy the screen of the display 9 is suppressed, the route using the navigation display direction guidance signage until the own vehicle reaches the next branch road A decision can be made.
  • Embodiment 5 In the navigation device according to the fifth embodiment, the display timing control unit 16 sets the position requested by the user in front of the branch road or the position separated from the branch by the value requested by the user. And Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • FIG. 12 is a flowchart showing the operation (Example 1) of the navigation device according to Embodiment 5 of the present invention.
  • the process from step ST1e to step ST7e is the same as the process from step ST1 to step ST7 of FIG.
  • the input processing unit 8 detects a user operation (step ST8e), and determines whether or not this operation is a display request for a navigation display direction signboard from the user (step ST9e). ). If the user operation is not a navigation display direction guide sign display request (step ST9e; NO), the user operation is detected until it is determined that the user operation is a navigation display direction guide sign display request. repeat.
  • the display timing control unit 16 is the next in the traveling direction of the host vehicle generated by the direction guide sign generation unit 13.
  • the display control unit 15 is instructed to display a navigation display direction guide sign for the branch road on the display 9.
  • the display control unit 15 displays the navigation display direction guidance signboard on the branch road at the display timing triggered by the start of display when the vehicle has arrived at the characteristic position at which the user requests the navigation display direction guidance signboard. (Step ST10e).
  • step ST11e to step ST13e is the same as the processing from step ST11 to step ST13 in FIG.
  • the user can display a navigation display direction guide sign for the next branch road at a favorite timing during a break when the own vehicle is stopped or during a traffic jam in which the own vehicle is stuck.
  • Example 1 described above shows a case where the position requested by the user itself is the feature position. However, a position separated by the value requested by the user before the branch path may be used as the feature position (Example 2).
  • FIG. 13 is a flowchart showing an operation (example 2) of the navigation device according to the fifth embodiment.
  • the direction guidance signboard generation unit 13 refers to the storage contents of the storage unit 11 and displays the preference data of the user (driver or passenger) and the branch path for displaying the navigation display direction guidance signboard desired by the user. It is confirmed whether or not the distance data is registered in the storage unit 11, and if these data are registered in the storage unit 11, it is confirmed whether or not the correction is necessary for these data (step ST1f). ). The details of this process are the same as step ST1 in FIG.
  • the user uses the input processing unit 8 to input preference data that is not registered or modified or the distance data to the branch path (step ST2f).
  • the preference data input using the input processing unit 8 is registered in the storage unit 11 via the direction guidance sign generation unit 13.
  • the distance data to the branch path input using the input processing unit 8 is set in the display timing control unit 16.
  • step ST1f when the user's preference data and the distance data to the branch path are registered in the storage unit 11 and the preference data and the distance data to the branch path need not be corrected (step ST1f; YES), Or when the process of step ST2f is completed, the position direction detection part 14 detects the present position and traveling direction of the own vehicle (step ST3f).
  • the direction guide sign generation unit 13 detects a branch road in the traveling direction of the vehicle from the map data in the storage unit 11 based on the current position and traveling direction of the host vehicle detected by the position / direction detection unit 14. (Step ST4f). Subsequently, the direction guidance signboard generation unit 13 identifies the shape of the branch road in the traveling direction of the vehicle detected from the map data (step ST5f), and the navigation display direction guidance according to the identified shape of the branch road. A signboard arrow figure is selected (step ST6f).
  • the direction guidance signboard generation unit 13 detects the facilities existing in each direction branched by the branch road from the map data in the storage unit 11. Thereafter, the direction guidance signboard generation unit 13 extracts the facility name that matches the user's preference category from the facility names of the facility as a detection result, and composes it with the arrow graphic selected in step ST6f, thereby displaying the navigation. A usage direction signboard is generated (step ST7f).
  • the position / direction detection unit 14 detects the current position of the host vehicle again (step ST8f).
  • the display timing control unit 16 refers to the map data stored in the storage unit 11 based on the current position of the host vehicle detected by the position / direction detection unit 14, and requests the distance from the user to the next branch road. It is determined whether or not the vehicle has reached a position (characteristic position) separated by the set value (user set value) (step ST9f). At this time, if the current position of the host vehicle is not the feature position (step ST9f; NO), detection of the current position and whether the host vehicle has reached the feature position until the host vehicle reaches the feature position. Repeat the determination.
  • step ST9f when the current position of the host vehicle is the characteristic position (step ST9f; YES), the display timing control unit 16 determines the next branch road in the traveling direction of the host vehicle generated by the direction guidance sign generation unit 13. The display control unit 15 is instructed to display the navigation display direction guidance signboard on the display 9. The display control unit 15 displays the navigation display direction guide sign on the branch road at the display timing when the display has started when the vehicle has reached the characteristic position at which the user requests the navigation display direction guide sign. (Step ST10f).
  • step ST11f to step ST13f is the same as the processing from step ST11 to step ST13 in FIG.
  • the navigation display direction guidance signboard is displayed at the feature position separated by the distance requested by the user in front of the branch road, so the route determination using the navigation display direction guidance signage is appropriately determined. Can be done.
  • the case where the user sets the distance to the branch path is shown, but the time until the user reaches the branch path may be set.
  • the display timing control unit 16 is a position requested by the user before the branch path or a position separated by the value requested by the user before the branch path. Therefore, the navigation display direction guide sign can be displayed at a timing desired by the user, and the navigation display direction guide sign can be used at an appropriate timing easy for the user to use.
  • Embodiment 6 FIG.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guidance signboard when the route guidance is set and when the route guidance is not set.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • the display timing control unit 16 displays the navigation display direction guide sign on the display 9 after the host vehicle reaches the characteristic position, compared to the case where the route guidance is set. Reduce the time to display. By doing in this way, when the route guidance is not set, the navigation display direction guide sign is displayed quickly on the display 9, so that the user can use the navigation display direction guide sign to guide the route.
  • the time to decide (the time to consider the course) can be taken longer.
  • the display timing control unit 16 displays the navigation display direction guidance signboard after the own vehicle reaches the characteristic position, compared to the case where the route guidance is set. You may lengthen time until it displays on the display 9. FIG. Thereby, when the route guidance is not set, the navigation display direction guidance sign is displayed on the display 9 later. This is effective when the course of the vehicle is determined by the road upper surface guide sign and the navigation display direction guide sign has an auxiliary role at that time. In this case, since the user does not need to pay attention to the navigation display direction guidance signboard, the display time of the navigation display direction guidance signboard can be shortened by changing the display timing as described above.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guidance signboard when the route guidance is set and when the route guidance is not set. Therefore, it is possible to display the navigation display direction guidance signboard at an appropriate timing according to the presence or absence of the route guidance setting.
  • Embodiment 7 FIG.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guidance signboard according to the road type of the road on which the vehicle is located.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • the speed limit for each road type is the highest on the expressway, and then decreases in the order of national road, prefectural road, city road, and town and village road. Therefore, the display timing control unit 16 changes the display timing according to the road type so that the display times of the navigation display direction guide signs are substantially the same. For example, as the speed limit of the road increases, it is expected that the time for the host vehicle to reach the branch road will be shortened. Therefore, the display timing control unit 16 increases the speed limit of the vehicle set for the road type. The timing from the time when the vehicle reaches the characteristic position to the time when the navigation information direction signboard is displayed is advanced. By doing in this way, even if the own vehicle travels on roads of various road types, the navigation display direction guidance signboard can be displayed in the same display time. Therefore, the user can use the navigation display direction guidance signboard with the same feeling as usual regardless of the road type.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guidance signboard according to the road type of the road on which the vehicle is located.
  • the navigation display direction guide sign can be displayed at an appropriate timing according to the road type of the road on which the vehicle is traveling.
  • Embodiment 8 FIG.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide signboard according to the region where the vehicle is located.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • the display timing control unit 16 has traffic information in the area where the vehicle is acquired, acquired by the communication processing unit 2 or the traffic information reception unit 3, the current position of the vehicle detected by the position direction detection unit 14, and Based on the map data stored in the storage unit 11, by comparing the traffic volume of the area where the vehicle is located with a predetermined threshold, whether the vehicle is traveling in a high traffic area (city area), Determine if you are traveling in a low-traffic area (countryside).
  • the display timing control unit 16 displays the navigation display direction guide sign on the display 9 after the vehicle reaches a characteristic position as compared to an area where the traffic volume is low. Reduce the time to display.
  • the navigation display direction guide sign is quickly displayed on the display 9. Thereby, the user can determine a course early using the navigation display direction guide signboard, and can enter the branch road with a margin.
  • the display timing control unit 16 displays a navigation guide sign for navigation display after the host vehicle reaches a characteristic position as compared with an area with a large amount of traffic. 9. Increase the time until display at 9. In this way, the navigation display direction guide sign is displayed late on the display 9. In other words, if the vehicle is traveling in an area where there is little traffic and it does not take a long time even if multiple routes are changed, it is not necessary to determine the route exactly. Reduce time.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide signboard according to the region where the vehicle is located.
  • the navigation display direction guidance signboard can be displayed at an appropriate timing according to the situation.
  • Embodiment 9 FIG.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide signboard according to the weather conditions around the vehicle.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • the display timing control unit 16 is clear or cloudy.
  • the time from when the own vehicle reaches the characteristic position until the navigation information direction signboard is displayed is shortened.
  • a navigation display direction guide sign is quickly displayed on the display 9.
  • the direction of the navigation display direction signboard may not be determined because it may not be possible to determine the course by looking at the road signs. Is promptly displayed to prompt the user to determine the course using the navigation display direction signboard.
  • the route may be determined by visually checking the road sign if the field of view outside the vehicle is good, and there is no need to display the navigation display direction guide signboard unnecessarily. Therefore, the display timing control unit 16 lengthens the time from when the vehicle reaches the characteristic position until the navigation display direction guide sign is displayed, as compared with the case where the visibility outside the vehicle is bad. As a result, the navigation display direction guide sign is displayed late on the display 9.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guidance signboard according to the weather conditions around the vehicle.
  • the navigation display direction guidance signboard can be displayed at an appropriate timing according to the situation.
  • Embodiment 10 FIG.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide signboard according to the number of passengers in the vehicle.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • the display timing control unit 16 compares the number of passengers of the own vehicle with a predetermined threshold based on the number of passengers of the own vehicle detected by a human sensor or a seat sensor (not shown in FIG. 1). It is determined whether the number of passengers in the vehicle is large. When the number of occupants in the vehicle is large, it is necessary to adjust the opinion of the course decision, so compared to when the number of occupants is small, until the vehicle displays the guidance sign for navigation display after the vehicle reaches the characteristic position To shorten the time. As a result, a navigation display direction guide sign is quickly displayed on the display 9. Thus, by displaying the navigation display direction guide signboard early, it is possible to determine a course that satisfies the occupant's opinion.
  • the display timing control unit 16 provides guidance for navigation display after the own vehicle has reached the characteristic position as compared with the case where the number of occupants is large. Increase the time until the signboard is displayed. As a result, the navigation display direction guide sign is displayed late on the display 9.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide signboard according to the number of passengers in the vehicle. It is possible to display a navigation display direction guide signboard at an appropriate timing.
  • Embodiment 11 FIG.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide sign according to the time.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • the display timing control unit 16 determines whether or not the time when the host vehicle is traveling is in a predetermined time zone based on the time information in the GPS signal acquired from the GPS signal reception processing unit 6. If the vehicle is traveling in a time zone other than early morning or midnight, the display timing control unit 16 may be traveling in a time zone other than early morning or midnight because there is a possibility that the vehicle is traveling in a time zone with a large amount of traffic. In comparison, the time from when the vehicle reaches the characteristic position until the navigation information direction signboard is displayed is shortened. As a result, a navigation display direction guide sign is quickly displayed on the display 9. In this way, by displaying the navigation display direction guide signboard early, it is possible to secure time for determining the course by the user.
  • the display timing control unit 16 lengthens the time from when the vehicle reaches the characteristic position until the navigation guidance direction signboard is displayed, compared to other time zones. As a result, the navigation display direction guide sign is displayed late on the display 9.
  • the display timing control unit 16 stores the time information in the GPS signal acquired by the GPS signal reception processing unit 6, the current position of the vehicle detected by the position / direction detection unit 14, and the storage unit 11. Based on the map data, it is determined whether or not the vehicle is traveling in an area where the traffic volume increases in a predetermined time zone. For example, when the vehicle is traveling in an urban area, school road, etc. during commuting, school hours, or home time when traffic volume increases, the display timing control unit 16 compares with other areas or time periods. Thus, the time from when the vehicle reaches the feature position until the navigation display direction guide sign is displayed is shortened. As a result, a navigation display direction guide sign is quickly displayed on the display 9. In this way, by displaying the navigation display direction guide signboard early, it is possible to secure time for determining the course by the user.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guidance signboard according to the time, so that it is appropriate according to the time when the host vehicle travels. It is possible to display a navigation display direction guide signboard at an appropriate timing.
  • Embodiment 12 FIG.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide signboard according to the day of the week.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • the display timing control unit 16 determines whether the day on which the vehicle is traveling is a holiday or a weekday based on the time information in the GPS signal acquired from the GPS signal reception processing unit 6.
  • the user may have a lot of traffic days or a chance to make a course decision. Shorten the time from when the car reaches the feature position until the navigation display direction guide sign is displayed. As a result, a navigation display direction guide sign is quickly displayed on the display 9.
  • the display direction guide signboard early, it is possible to secure the time for determining the course by the user.
  • the display timing control unit 16 increases the time from when the vehicle reaches the feature position until the navigation display direction guide sign is displayed, compared to the days of the week on holidays. As a result, the navigation display direction guide sign is displayed slowly on the display 9, and the navigation display direction guide sign is not frequently displayed.
  • the display timing control unit 16 stores the time information in the GPS signal acquired by the GPS signal reception processing unit 6, the current position of the vehicle detected by the position / direction detection unit 14, and the storage unit 11. Based on the map data, it is determined whether or not the day of the week, the time and the region in which the vehicle is traveling are regions where the traffic volume increases at a predetermined day and time. For example, when the vehicle is traveling on a school road during weekday school hours when the traffic volume is high, the display timing control unit 16 sets the vehicle at a characteristic position compared to other regions or days of the week. Shorten the time from arrival until displaying the navigation signboard for navigation display. As a result, a navigation display direction guide sign is quickly displayed on the display 9. In this way, by displaying the navigation display direction guide signboard early, it is possible to secure time for determining the course by the user.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide signboard according to the day of the week. It is possible to display a navigation display direction guide signboard at an appropriate timing.
  • Embodiment 13 FIG.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guidance signboard according to the traveling speed of the vehicle.
  • Other configurations and functions are the same as those of the navigation device according to the first embodiment.
  • the display timing control unit 16 determines whether or not the traveling speed of the host vehicle is higher than a predetermined threshold based on the traveling speed of the host vehicle detected by the vehicle speed signal processing unit 5.
  • the traveling speed of the own vehicle is higher than the predetermined threshold, the time required from the same point to the branch road is shortened. Therefore, the display timing control unit 16 is compared with the case where the traveling speed of the own vehicle is equal to or lower than the predetermined threshold. The time from when the own vehicle reaches the feature position until the navigation display direction guide sign is displayed is shortened. As a result, a navigation display direction guide sign is quickly displayed on the display 9. In this way, by displaying the navigation display direction guide signboard early, it is possible to secure time for determining the course by the user.
  • the display timing control unit 16 causes the traveling speed of the own vehicle to be higher than the predetermined threshold. Compared to the case, the time from when the own vehicle reaches the characteristic position to when the navigation display direction guide sign is displayed is lengthened. As a result, the navigation display direction guide sign is displayed late on the display 9.
  • the display timing control unit 16 changes the timing for displaying the navigation display direction guide signboard according to the traveling speed of the vehicle. It is possible to display a navigation display direction guide signboard at an appropriate timing.
  • the display timing of the navigation display direction guidance signboard is advanced, the time from when the vehicle reaches the characteristic position until the navigation display direction guidance signboard is displayed is determined.
  • a navigation display direction signboard may be displayed before the feature position. Thereby, the display timing of the navigation display direction guidance signboard can be further advanced.
  • FIG. 14 is a diagram showing an operation example of the navigation display direction guide sign according to the present invention, and shows a case where the facility displayed on the navigation display direction guide sign is set as a route guidance destination. Note that the operation proceeds in the order from FIG. 14A to FIG. 14D.
  • the navigation display direction guide sign 20-1 for the next branch road in the traveling direction of the host vehicle is displayed on the display 9 by the method shown in the first to thirteenth embodiments. indicate.
  • the user C touches the direction to be referred to with the touch panel on the screen of the display 9. For example, touch the direction of “Shrine b”.
  • the touch coordinate information is input from the input processing unit 8 to the direction guide sign generation unit 13.
  • the direction guidance signboard generation unit 13 refers to the map data in the storage unit 11 to determine the next branch road (two branches ahead of the vehicle) in the direction of the “shrine b” where the touch operation is performed. Detecting and generating a navigation display direction guide sign for the branch road. As shown in FIG. 14 (b), the display control unit 15 creates a navigation display direction guidance signboard 20- for the second branch road in the direction of “Shrine b” generated by the direction guidance sign generation unit 13. 2 is displayed on the display 9. Similarly, the user C uses the touch panel to touch the direction to be referred to. For example, touch the direction of “park a”. The touch coordinate information is input from the input processing unit 8 to the direction guide sign generation unit 13.
  • the direction guide sign generation unit 13 refers to the map data in the storage unit 11 to determine the next branch road (three branch roads ahead of the vehicle) in the direction of “park a” where the touch operation is performed. Detecting and generating a navigation display direction guide sign for the branch road. As shown in FIG. 14 (c), the display control unit 15 generates a navigation display direction guide sign 20-for the three-way branch road in the direction of “park a” generated by the direction guide sign generation unit 13. 3 is displayed on the display 9. Similarly, the user C uses the touch panel to touch the direction to be referred to. For example, touch the direction of “park a” and “ ⁇ burial mound”. The touch coordinate information is input from the input processing unit 8 to the direction guide sign generation unit 13.
  • the direction guide sign generation unit 13 refers to the map data stored in the storage unit 11, and further touches the “park a” and “ ⁇ tumulus” in the direction of the next branch road (four from the own vehicle). The previous branch road) is detected, and a navigation display direction guide sign for the branch road is generated. As shown in FIG. 14 (d), the display control unit 15 displays the navigation for the four branch roads in the direction of “park a” and “ ⁇ tumulus” generated by the direction guide sign generation unit 13. The direction guide signboard 20-4 is displayed on the display 9. On this screen, when the user C presses and holds “park a”, the input processing unit 8 sets the facility with the facility name “park a” as a destination in the route guidance unit 17.
  • the route guide unit 17 determines a recommended route with the facility having the facility name “park a” as the destination. Search and provide route guidance for the recommended route.
  • the navigation apparatus according to the present invention is a vehicle-mounted navigation apparatus.
  • the present invention is not limited to this. That is, the navigation device according to the present invention may be used as a navigation device for a mobile object including a person, a vehicle, a railway, a ship, or an aircraft, and is a navigation device that is particularly suitable for being brought into a vehicle or mounted on a vehicle.
  • any combination of each embodiment, any component of each embodiment can be modified, or any component can be omitted in each embodiment. .
  • the navigation device can display the navigation display direction guide signboard at an appropriate timing that is easy for the user to use, and is thus suitable for, for example, an in-vehicle navigation device.
  • 1 navigation device 2 communication processing unit, 3 traffic information receiving unit, 4 gyro sensor, 5 vehicle speed signal processing unit, 6 GPS signal reception processing unit, 6a in-vehicle GPS antenna, 7 control unit, 8 input processing unit, 9 display, 10 Amplifier, 10a speaker, 11 storage unit, 12 mobile communication terminal, 13 direction guidance sign generation unit, 14 position direction detection unit, 15 display control unit, 16 display timing control unit, 17 route guidance unit, 18 notification unit, 19 navigation screen , 20, 20a, 20b, 20-1 to 20-4 Navigation display direction guide signs, 21 vehicle mark, 22 intersection (branch road).

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Abstract

L'invention porte sur un dispositif de navigation, lequel dispositif comprend : une unité de génération de signaux de guidage de direction (13), qui génère un signal de guidage de direction d'affichage de navigation pour une jonction ; une unité de commande d'affichage (15), qui affiche dans un dispositif d'affichage (9) le signal de guidage de direction d'affichage de navigation qui est généré par l'unité de génération de signaux de guidage de direction (13) ; et une unité de commande de temporisation d'affichage (16) qui commande l'unité de commande d'affichage (15) afin d'afficher dans le dispositif d'affichage (9), selon une temporisation d'affichage, le commencement de l'affichage étant pris comme étant l'atteinte par le véhicule hôte d'un emplacement caractéristique d'une route avant une jonction, un signal de guidage de direction d'affichage de navigation de la jonction.
PCT/JP2012/074710 2012-09-26 2012-09-26 Dispositif de navigation WO2014049720A1 (fr)

Priority Applications (2)

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JP2014537899A JP5925327B2 (ja) 2012-09-26 2012-09-26 ナビゲーション装置
PCT/JP2012/074710 WO2014049720A1 (fr) 2012-09-26 2012-09-26 Dispositif de navigation

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PCT/JP2012/074710 WO2014049720A1 (fr) 2012-09-26 2012-09-26 Dispositif de navigation

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WO2014049720A1 true WO2014049720A1 (fr) 2014-04-03

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JP2016207009A (ja) * 2015-04-24 2016-12-08 アルパイン株式会社 情報処理装置及び該情報処理装置での処理をコンピュータにて実行させるプログラム
JP2017181227A (ja) * 2016-03-30 2017-10-05 アイシン・エィ・ダブリュ株式会社 推奨車線案内システムおよび推奨車線案内プログラム
JP2017224346A (ja) * 2017-08-24 2017-12-21 ヤフー株式会社 要通知情報提示装置、要通知情報提示方法及び要通知情報提示プログラム
JP2018105838A (ja) * 2016-12-28 2018-07-05 株式会社リコー 情報表示装置及び車両装置
CN110807648A (zh) * 2018-08-06 2020-02-18 丰田自动车株式会社 信息处理装置以及信息处理方法
JP2022118028A (ja) * 2020-09-08 2022-08-12 みこらった株式会社 自動運転車及び自動運転車用プログラム

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JP2008064617A (ja) * 2006-09-07 2008-03-21 Nissan Motor Co Ltd 地図表示装置及び方法、地図表示プログラム

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JP3412684B2 (ja) * 1999-03-01 2003-06-03 アイシン・エィ・ダブリュ株式会社 ナビゲーション装置及び該装置の記録媒体
JP2009020089A (ja) * 2007-06-12 2009-01-29 Panasonic Corp ナビゲーション装置、ナビゲーション方法、及びナビゲーション用プログラム
JPWO2009057207A1 (ja) * 2007-10-31 2011-03-10 パイオニア株式会社 地点案内装置、地点案内方法、地点案内プログラム、および記録媒体
JP2010236915A (ja) * 2009-03-30 2010-10-21 Equos Research Co Ltd 情報表示装置

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JP2008064617A (ja) * 2006-09-07 2008-03-21 Nissan Motor Co Ltd 地図表示装置及び方法、地図表示プログラム

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016207009A (ja) * 2015-04-24 2016-12-08 アルパイン株式会社 情報処理装置及び該情報処理装置での処理をコンピュータにて実行させるプログラム
US10417291B2 (en) 2015-04-24 2019-09-17 Alpine Electronics, Inc. Information processing apparatus and program that controls computer to execute process in the information processing apparatus
JP2017181227A (ja) * 2016-03-30 2017-10-05 アイシン・エィ・ダブリュ株式会社 推奨車線案内システムおよび推奨車線案内プログラム
JP2018105838A (ja) * 2016-12-28 2018-07-05 株式会社リコー 情報表示装置及び車両装置
JP2017224346A (ja) * 2017-08-24 2017-12-21 ヤフー株式会社 要通知情報提示装置、要通知情報提示方法及び要通知情報提示プログラム
CN110807648A (zh) * 2018-08-06 2020-02-18 丰田自动车株式会社 信息处理装置以及信息处理方法
JP2022118028A (ja) * 2020-09-08 2022-08-12 みこらった株式会社 自動運転車及び自動運転車用プログラム
JP7324537B2 (ja) 2020-09-08 2023-08-14 みこらった株式会社 自動運転車及び自動運転車用プログラム

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