WO2002073133A1 - Procede et dispositif de guidage de deplacement de vehicule - Google Patents
Procede et dispositif de guidage de deplacement de vehicule Download PDFInfo
- Publication number
- WO2002073133A1 WO2002073133A1 PCT/JP2001/002019 JP0102019W WO02073133A1 WO 2002073133 A1 WO2002073133 A1 WO 2002073133A1 JP 0102019 W JP0102019 W JP 0102019W WO 02073133 A1 WO02073133 A1 WO 02073133A1
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- WO
- WIPO (PCT)
- Prior art keywords
- route
- vehicle
- displayed
- display
- displaying
- Prior art date
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Classifications
-
- 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
- G01C21/3407—Route searching; Route guidance specially adapted for specific applications
- G01C21/3415—Dynamic re-routing, e.g. recalculating the route when the user deviates from calculated route or after detecting real-time traffic data or accidents
-
- 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
- G01C21/367—Details, e.g. road map scale, orientation, zooming, illumination, level of detail, scrolling of road map or positioning of current position marker
-
- 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
Definitions
- the present invention relates to a vehicle travel guidance device and a vehicle travel guidance method for navigating a route on which a vehicle travels.
- a vehicle travel guidance device and a vehicle travel plan method for navigating a route of a vehicle when a destination and a desired display scale are input from an operation unit, an optimum route is obtained from a map data stored in a memory or the like. After searching, the current position is set as the starting point, and a map including the searched route within the range according to the input display scale is displayed on the display device.
- the current position of the traveling vehicle is detected by a GPS (Global Positioning System) receiver, and the vehicle's course is navigated while changing the display range according to the traveling speed.
- GPS Global Positioning System
- Some of the conventional vehicle travel guidance devices and vehicle travel guidance methods detect traffic information on a route searched by a VICS (Road Traffic Information Communication System) receiver, and congestion, accident information, etc. occur on the route. In that case, search for a detour route. Then, a message for notifying traffic congestion and accident information on the current route is displayed, and the display is switched to the next route to be bypassed. After that, some messages display a message asking the user whether to select a detour route.
- VICS Vehicle Traffic Information Communication System
- the display scale set by the user is usually a relatively narrow range that can be viewed, so that the display scale is displayed at the same display scale.
- the bypassed route was too narrow to be easily recognized. Therefore, there is a problem when the user needs to change the display scale of the detour route.
- the present invention has been made to solve the above-described problem.
- the display scale is changed. It is an object of the present invention to provide a vehicle travel guidance device and a vehicle travel guidance method capable of easily and accurately recognizing a current route and a detour route without requiring an operation of the vehicle.
- the vehicle travel guide device is configured such that the destination and the display Operating means for inputting the length of the scale, position detecting means for detecting the current position of the vehicle, and data of the destination input by the operating means and the current position detected by the position detecting means.
- Route setting means for setting a first route to a destination
- detour search means for searching for a second route that bypasses the obstacle when a fault that hinders prompt running of the vehicle is detected in the first route.
- the display control means may determine the entirety of the second route by a branch point between the first route and the second route and a junction between the first route and the second route. And a calculation means for calculating a new display scale for displaying the display scale simultaneously with the first route.
- the first route can be displayed without changing the display scale.
- the area from the junction with the second route to the junction it is possible to easily and accurately recognize the current route and the detour route.
- the display control means includes: a branch point between the first route and the second route; a junction between the first route and the second route; And calculating means for calculating a new display scale for simultaneously displaying the entire second route together with the first route and the current position according to the current position of the vehicle.
- the first route can be displayed without changing the display scale.
- the display control means may display the entirety of the second route together with the first route and, if one of the routes is selected, input the selected route.
- the entire route of the second route is displayed together with the first route at the same time, and no route is selected, the first route is displayed at the input display scale.
- the selected route is displayed according to his intention, and when the user does not select a route, the user may not notice the message for selecting the detour route,
- the first route is displayed as usual, taking into account that there is no room to choose.
- the display control means displays the entirety of the second route together with the first route at the same time, and then changes the current position of the vehicle to a junction between the first route and the second route. If no route is selected before the vehicle arrives at the first route, the first route may be displayed at the input display scale.
- the display control means displays the entire second route together with the first route at the same time, and if no route is selected before a predetermined time has elapsed, the display control means displays the second route.
- the route 1 is displayed at the input display scale.
- the selected route is displayed according to his intention, and if the user does not select a route before the predetermined time has elapsed, a bypass route is selected.
- the first route is displayed as usual, and the user is anxious to process the route change. The effect of avoiding is obtained.
- the vehicle travel guidance method includes: a step of inputting data of a destination and a display scale according to an operation; a step of detecting a current position of the vehicle; Setting a first route from the current position to the destination according to the position, and bypassing the obstacle if an obstacle that prevents the vehicle from running quickly is detected on the first route. Steps to search for a route, and specify the display range of map information to be displayed on the screen of a predetermined display device according to the input display scale, and sequentially update the map information displayed in the display range as the vehicle travels When displaying the searched second route, a step of designating a new display range regardless of the input display scale and displaying the entire second route together with the first route at the same time; Have Things.
- the displaying step includes the step of displaying the entirety of the second route by a branch point between the first route and the second route and a junction between the first route and the second route.
- the first route can be displayed without changing the display scale.
- the area from the junction with the second route to the junction it is possible to easily and accurately recognize the current route and the detour route.
- the displaying step includes the following steps: a branch point between the first route and the second route, a junction between the first route and the second route, and a current position of the vehicle. It has a step of calculating a new display scale for simultaneously displaying the whole of the two routes together with the first route and the current position.
- the first route can be displayed without changing the display scale.
- the displaying step includes displaying the entire second route together with the first route and, if one of the routes is selected, inputting the selected route.
- Display scale After displaying the entire second route together with the first route, if no route is selected, the first route is displayed at the input display scale.
- the selected route is displayed according to his intention, and when the user does not select a route, the user may not notice the message for selecting the detour route, In consideration of the case where there is no room to select, the first route is displayed as before, and the effect of avoiding giving the user anxiety for the route change process is obtained.
- the displaying step includes displaying the entire second route together with the first route at the same time, and then changing the current position of the vehicle to the first route and the second route. If no route is selected before reaching the point, the first route is displayed at the input display scale.
- the selected route is displayed according to his intention, and if the user does not select a route before reaching the branch point, a bypass route is selected. Displaying the first route as usual in consideration of the case where the user does not notice the message to be changed or the case where there is no room to select, and disturbs the user for the process of changing the route Is obtained.
- the displaying step includes displaying the entire second route together with the first route at the same time, and if no route is selected until a predetermined time passes, The 1 route is displayed at the input display scale.
- the selected route is displayed according to his / her intention, and the user can select the route before a predetermined time elapses. If you do not select, the first route is displayed as usual, taking into account that you may not notice the message to select the detour route or that you do not have the time to select a route. This has the effect of avoiding anxiety to the user for processing the change.
- FIG. 1 is a block diagram showing a configuration of a vehicle travel guidance device according to Embodiment 1 of the present invention.
- FIG. 2 is a flowchart showing a vehicle traveling guidance method according to Embodiment 1 of the present invention.
- FIG. 3 is a diagram showing a vehicle travel guidance display according to Embodiment 1 of the present invention.
- FIG. 4 is a diagram showing a vehicle travel guidance display that has transitioned from FIG.
- FIG. 5 is another diagram showing the vehicle travel guidance display that has transitioned from FIG.
- FIG. 6 is a diagram showing a vehicle travel guidance display showing a detour in Embodiment 1 of the present invention.
- FIG. 7 is a flowchart of step ST6 in FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a block diagram showing a configuration of a vehicle travel guide device according to Embodiment 1 of the present invention.
- reference numeral 1 denotes a control device (route setting means, detour search means, display control means, arithmetic means), 2 is a GPS receiver (position detection means), 3 is a direction sensor, 4 is a wheel speed sensor, 5 is a storage device, 6 is an operation unit (operation Means), 7 is a display device, 8 is a sound generator, 9 is a VICS receiver.
- a control device route setting means, detour search means, display control means, arithmetic means
- 2 is a GPS receiver (position detection means)
- 3 is a direction sensor
- 4 is a wheel speed sensor
- 5 is a storage device
- 6 is an operation unit (operation Means)
- 7 is a display device
- 8 is a sound generator
- 9 is a VICS receiver.
- the GPS receiver 2 detects the current position of the vehicle using radio waves from artificial satellites and inputs the current position to the control device 1.
- the azimuth sensor 3 detects the traveling direction of the wheel with respect to latitude and longitude using geomagnetism or the like and inputs the detected direction to the control device 1.
- the vehicle speed sensor 4 detects the travel distance of the vehicle based on the number of rotations of the wheels and inputs the detected travel distance to the control device 1.
- the storage device 5 includes a storage medium such as a CD-ROM in which map data and audio data for navigation are stored, and reads and controls those data in response to a read command from the control device 1. Input to device 1.
- This map data divides each road in the map into a plurality of nodes at intersections, defines each node as a link, and forms a map by connecting links.
- the map data has a hierarchical structure, and is composed of a lower map, which is a detailed map with a relatively narrow range, and an upper map with a relatively wide range, which includes a plurality of lower maps.
- the operation unit 6 is configured by a wireless remote controller or the like, and inputs, for example, a destination and a display scale of a map to be displayed to the control device 1 according to a user operation.
- the display device 7 displays images such as a map, a traveling direction mark, a vehicle position mark, and the like according to the image data output from the control device 1 while updating the image as the vehicle travels, and prompts a route selection as necessary. Displays message characters, icon switches, etc.
- the voice generating device 8 outputs a message or the like prompting the user to select a route based on voice data obtained from the control device 1 by voice.
- the VICS receiver 9 receives the road traffic information and inputs the information to the control device 1.
- the control device 1 is a microcomputer and a control program for vehicle travel guidance. It consists of a ROM that stores the initial data, etc., and a RAM that is a work area.
- FIG. 2 is a flowchart of a route change in the vehicle travel guidance method executed by the control device 1.
- the vehicle travels on route 1 (first route) (step ST1). That is, the destination and the passing point input by the operation of the user from the operation unit 6 are set, and the current position is diced from the starting point to the destination via the passing point using the map data.
- Performs calculation by the tiger method That is, evaluation calculation is performed using the link length, road type, road width, and the like, and route 1 as the destination route is set.
- the control device 1 reads out the data of the lower map including the departure point, the passing point, and the destination, and the data of the upper map including the departure point and the destination from the storage device 5 and stores them in the RAM.
- Route 1 is set as the destination route with the highest evaluation score (ie, the lowest road cost).
- a node is set as a guidance intersection at the node where the route turns right or left by judging the angle of the connection link.
- the intersection where the flag is next set as seen from the current position of the vehicle becomes the guidance intersection, and the voice utterance device 8 generates a right or left turn at a predetermined position before reaching the guidance intersection.
- step S1 After setting the route 1 in step ST1 in FIG. 2, it is determined whether there is an obstacle on the route 1 from the own vehicle to the destination (step S1). T 2). That is, the VICS receiver 9 receives radio waves transmitted from VICS (Road Traffic Information Communication System), and the road traffic information input to the control device 1 causes vehicles such as traffic jams and accidents to appear on Route 1. Detects whether there is an obstacle that hinders smooth running. When the existence of the obstacle is detected, it is determined whether or not there is a route that can be bypassed on the route 1 from the own vehicle to the obstacle (step ST3).
- VICS Vehicle Traffic Information Communication System
- the route 2 (second route) is searched in advance prior to user selection (step ST 4). Then, as shown in FIG. 3, along with a message indicating that a failure was found on the screen of the display device 7, the route 1 (indicated by R1 in the drawing) is taken from the junction A to the junction B. Displays an icon that prompts the user to select whether to search for a new detour 2 (indicated by R2 in the drawing).
- the display mode for displaying the current position of the own vehicle is set, the current position C of the own vehicle is displayed with a mark. Then, the user determines whether to search for a new route 2 based on the user's selection (step ST5).
- step ST 6 When the user selects to search for a new route, two routes, the route 1 searched first and the new route 2 that can be detoured, are displayed on the screen (step ST 6). That is, as shown in Fig. 4, the entire route 2 is displayed simultaneously with the currently set route 1, and marks of a different color from the route 1 are displayed at regular intervals. A selection icon is displayed together with a message prompting the user to select either the new route, that is, route 2 or the old route, that is, route 1.
- step ST7 it is determined whether or not either the route 1 or the route 2 has been selected. If the vehicle is not selected, it is determined whether or not the vehicle has reached the branch point A between the route 1 and the route 2 (step ST8). If any route is selected before reaching junction A, the user It is determined whether the route 2 has been selected or the old route 1 has been selected (step ST9).
- step ST10 When the user selects route 2, as shown in FIG. 5, a new detour route 2 is displayed on the screen for guidance (step ST10). If the user selects the old route 1, the route 1 searched first is displayed on the screen to provide guidance (step ST11). O In step ST8, even if the vehicle reaches the branch point, If no selection has been made, the process proceeds to step ST11, where the first route 1 searched is displayed on the screen for guidance.
- FIG. 6 is a screen of a route display in step ST6 of FIG. 2, and FIG. 7 is a flowchart of an algorithm showing a detailed operation of the route display.
- X indicates a failure on path 1 (indicated by R 1 in the figure).
- Others are the same as in Figs. 3 to 5, where A and B are the junctions and junctions of Route 1 and Route 2 (indicated by R2 in the figure), and C is the current position of the vehicle. Is shown.
- step ST61 coordinates on the screen corresponding to the junction A and the junction B of the route 1 and the route 2 are stored in the REGs A and B of the RAM (step ST61).
- step ST62 it is determined whether or not the vehicle position display mode is set.
- the own vehicle position coordinates are stored in the register C of the RAM (step ST63).
- step ST64 by comparing the coordinates of the three points stored at Regis evening, the X coordinate of the minimum latitude is stored at Regis evening X1, and the X coordinate of the maximum latitude is stored at Regis evening X2, Store the Y coordinate of the minimum longitude to the register Y1 and the Y coordinate of the maximum longitude to the register Y2 (step ST64) o
- ⁇ and ⁇ Y are calculated from the night of each registration (step ST65). These ⁇ and ⁇ are in the latitude and longitude directions of the map. It is a difference.
- subtract ⁇ X from the coordinates of Regis X, add ⁇ ⁇ to the coordinates of Regis X, subtract ⁇ Y from the coordinates of Regis Y1, and add the coordinates of Reg Y2 ⁇ ⁇ is added (step ST66).
- the map data within the rectangle specified by the data of each register is read out and displayed on the screen (step ST67). After that, return to the flow of Fig. 2.
- a solid-line rectangle is obtained by correcting the dotted-line rectangle in FIG. 6 with the difference between ⁇ ⁇ and ⁇ Y obtained by calculation.
- the range of the solid-line rectangle is the display area of the display device 7.
- a new display scale is set according to the range of route 2 regardless of the initial display scale set by the user.
- the difference value between ⁇ X and ⁇ Y also changes according to the new display scale.
- the destination and the display scale are input in accordance with the operation, the current position of the vehicle is detected, and the input data of the destination is input.
- Route 1 from the current position to the destination is set according to the detected current position, and if an obstacle that prevents the vehicle from running quickly is detected in route 1, search for route 2 that bypasses the obstacle.
- the display range of the map information to be displayed on the screen of the predetermined display device is designated according to the input display scale, and the map information to be displayed in the display range is sequentially updated according to the traveling of the vehicle, and the search is performed.
- the displayed route 2 is displayed, the entire route 2 is displayed simultaneously with the route 1 by specifying a new display range regardless of the input display scale.
- Route 1 has traffic congestion or accident information, etc.
- the effect is obtained that the path 2 that bypasses the current path 1 easily and can be accurately recognized.
- the junction A between the route 1 and the route 2, the junction B between the route 1 and the route 2, and the current A new display scale is displayed to simultaneously display Route 2 along with Route 1 and the current position C based on Position C, so the route 1 that is currently set and traveling is detoured due to traffic congestion, accident information, etc.
- Route 2 from the junction A of Route 1 and Route 2 to the junction B together with the current position C of the vehicle without the need to change the display scale, The effect is obtained that the current route 1 and the detour route 2 can be easily and accurately recognized.
- the entire route 2 is simultaneously displayed together with the route 1 at the junction A between the route 1 and the route 2 and the junction B between the route 1 and the route 2 at the same time.
- the current position C of the vehicle is far from the branch point A when displaying the route 2 that is detoured due to traffic congestion or accident information occurring on the currently set route 1
- the current route 1 and the detour route 2 can be easily displayed by displaying from the branch point A to the junction B of route 1 and route 2 without the need to change the display scale.
- an effect of being able to accurately recognize is obtained.
- the setting of the own-vehicle display mode may be automatically determined in accordance with the detour route 2 and the distance from the current position C of the vehicle to the branch point A.
- the current position C is far from the branch point A, it is not necessary to display the current position C, and the display portion of the detour route 2 becomes relatively small. Not set.
- the host vehicle display mode is set. Needless to say, this automatic setting can be easily achieved only by modifying a part of the flow in FIG.
- the entire route 1 is shared with the route 1. If no route is selected before the current position of the vehicle reaches the junction A between Route 1 and Route 2 after displaying the route, Route 1 is displayed at the input display scale, and If a route is selected, the route selected according to the intention is displayed.If the user does not select a route before reaching the branch point, the user is prompted to select a route to bypass. In consideration of cases where there is no sign or there is no room to select, the effect of displaying the conventional route 1 and avoiding anxiety to the user for the process of changing the route can be obtained. .
- the first route is input. It may be configured to display at the displayed display scale. In this case, the same effect can be obtained.
- the vehicle travel guidance device and the vehicle travel guidance method according to the present invention are applicable to a case where an obstacle such as traffic congestion or an accident occurs on the route while traveling on the route to the destination set first.
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60111272T DE60111272T2 (de) | 2001-03-14 | 2001-03-14 | Fahrzeug-reiseleiteinrichtung und verfahren zum leiten eines fahrzeugs |
EP01912359A EP1369667B1 (en) | 2001-03-14 | 2001-03-14 | Vehicle travel guide device and vehicle travel guide method |
US10/258,846 US6721655B1 (en) | 2001-03-14 | 2001-03-14 | Vehicle travel guide device and vehicle travel guide method |
JP2002572349A JP4290428B2 (ja) | 2001-03-14 | 2001-03-14 | 車両走行案内装置及び車両走行案内方法 |
PCT/JP2001/002019 WO2002073133A1 (fr) | 2001-03-14 | 2001-03-14 | Procede et dispositif de guidage de deplacement de vehicule |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2001/002019 WO2002073133A1 (fr) | 2001-03-14 | 2001-03-14 | Procede et dispositif de guidage de deplacement de vehicule |
Publications (1)
Publication Number | Publication Date |
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WO2002073133A1 true WO2002073133A1 (fr) | 2002-09-19 |
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ID=11737123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2001/002019 WO2002073133A1 (fr) | 2001-03-14 | 2001-03-14 | Procede et dispositif de guidage de deplacement de vehicule |
Country Status (5)
Country | Link |
---|---|
US (1) | US6721655B1 (ja) |
EP (1) | EP1369667B1 (ja) |
JP (1) | JP4290428B2 (ja) |
DE (1) | DE60111272T2 (ja) |
WO (1) | WO2002073133A1 (ja) |
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- 2001-03-14 JP JP2002572349A patent/JP4290428B2/ja not_active Expired - Fee Related
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JP2004198223A (ja) * | 2002-12-18 | 2004-07-15 | Nissan Motor Co Ltd | ナビゲーション装置 |
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JP2012068252A (ja) * | 2003-02-26 | 2012-04-05 | Tomtom Internatl Bv | タッチスクリーン付きナビゲーション装置 |
JP2005043302A (ja) * | 2003-07-25 | 2005-02-17 | Denso Corp | カーナビゲーション装置 |
JP4645203B2 (ja) * | 2005-01-19 | 2011-03-09 | 株式会社ケンウッド | 案内経路生成装置および案内経路生成方法 |
JP2006200978A (ja) * | 2005-01-19 | 2006-08-03 | Kenwood Corp | 案内経路生成装置および案内経路生成方法 |
US8670922B2 (en) | 2005-01-19 | 2014-03-11 | Kabushiki Kaisha Kenwood | Guiding route generation device and guiding route generation method |
WO2006078049A1 (ja) | 2005-01-19 | 2006-07-27 | Kabushiki Kaisha Kenwood | 案内経路生成装置および案内経路生成方法 |
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WO2007083734A1 (ja) * | 2006-01-19 | 2007-07-26 | Pioneer Corporation | ナビゲーション装置および経路表示装置 |
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JP2008020334A (ja) * | 2006-07-13 | 2008-01-31 | Denso It Laboratory Inc | 車両用ナビゲーション装置、方法およびプログラム |
JP2009014597A (ja) * | 2007-07-06 | 2009-01-22 | Denso Corp | 車両用ナビゲーション装置 |
JP4760792B2 (ja) * | 2007-07-06 | 2011-08-31 | 株式会社デンソー | 車両用ナビゲーション装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1369667B1 (en) | 2005-06-01 |
JPWO2002073133A1 (ja) | 2004-07-02 |
EP1369667A1 (en) | 2003-12-10 |
JP4290428B2 (ja) | 2009-07-08 |
DE60111272D1 (de) | 2005-07-07 |
EP1369667A4 (en) | 2004-04-21 |
DE60111272T2 (de) | 2006-05-18 |
US6721655B1 (en) | 2004-04-13 |
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