WO2009144861A1 - ナビゲーション装置 - Google Patents
ナビゲーション装置 Download PDFInfo
- Publication number
- WO2009144861A1 WO2009144861A1 PCT/JP2009/000998 JP2009000998W WO2009144861A1 WO 2009144861 A1 WO2009144861 A1 WO 2009144861A1 JP 2009000998 W JP2009000998 W JP 2009000998W WO 2009144861 A1 WO2009144861 A1 WO 2009144861A1
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- WIPO (PCT)
- Prior art keywords
- route
- scroll
- along
- processing unit
- cursor
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Classifications
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- 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
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- 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
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- 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
- G09B29/106—Map spot or coordinate position indicators; Map reading aids using electronic means
Definitions
- the present invention relates to a navigation device that guides a user to a destination along a guidance route, and more particularly to a technique for scrolling a map displayed on a screen.
- a cross cursor is placed on a guide route of a map displayed on the screen of a display device, for example, one of four direction keys of a remote controller (hereinafter abbreviated as “remote controller”).
- remote controller a remote controller that can scroll a map along a guidance route (hereinafter, referred to as “scrolling along a route”) by instructing the scroll direction.
- Patent Document 1 discloses a navigation device that can efficiently display a target point on a map with a simple operation and improve operability.
- Patent Document 2 discloses a navigation device that automatically scrolls along a guide route without the user performing a scroll operation along the shape of the guide route when confirming the guide route.
- This navigation device is a navigation device that sets a desired point as a destination, searches for a guidance route to the destination, and scrolls and displays a map image corresponding to the movement of the cursor position.
- scroll control means is provided that controls the scroll along the guide route and slows down the scroll speed as it approaches an intersection on the guide route.
- JP 2006-214980 A Japanese Patent Laid-Open No. 2002-22470
- the conventional navigation device that can perform scrolling along the route has the following problems.
- the cross cursor when the cross cursor is placed on the gently curved part of the guidance route, the two segments of the cross cursor are highlighted to indicate the direction in which the scroll along the route is possible. Therefore, it is possible to scroll along the route in two directions, the destination direction and the starting point direction, by indicating the direction indicated by the direction key.
- the cross cursor when the cross cursor is placed at a portion where the guidance route curves at an acute angle, the destination direction and the departure point direction are close to each other, so that the direction that can be scrolled along the route is highlighted. It is shown only with a line segment. As a result, there is a problem that only one direction can be indicated with the direction key, and only scrolling along the route to the destination direction is possible.
- the directional key other than the direction key for scrolling to the destination direction and the departure point direction is pressed to release the cross cursor from the guide route.
- the direction keys are used for navigation operations such as moving a cursor in a menu or scrolling a map, but are rarely used for leaving or canceling a certain function. In some cases, it is difficult to understand how to cancel the scroll mode along the route.
- the user knows whether or not the mode is in the scroll along route only by changing the color of the cross cursor or the change of the display form such that the cross cursor line is highlighted with a thick line. be able to.
- the scroll mode along the route is being performed only by changing the display form of the cross cursor.
- the present invention has been made in order to solve the above-described problems, and the problem is that scrolling in both directions such as the destination direction and the starting direction is possible regardless of the shape of the guidance route,
- the object is to provide a navigation device with excellent usability.
- a navigation device displays a route search processing unit that searches for a guide route from a departure point to a destination, and a guide route searched by the route search processing unit on a map. Scrolling along a path for determining whether a cursor having a plurality of line segments extending in a plurality of directions formed on the display device and a screen of the display apparatus is placed on the guidance path searched by the path search processing unit.
- the mode determination unit and the scroll mode determination unit along the route determine that the cursor is placed on the guidance route, the mode transitions to the scroll mode along the route, and the line segment extending toward the destination of the cursor and the line Input with a thick line highlight processing section that highlights a line extending diagonally with respect to the minute, and multiple direction keys that indicate multiple directions respectively.
- the direction key of the input device that indicates the same direction as the line of the cursor extended in the destination direction highlighted by the thick line highlight processing unit is pressed along the guidance route. Scroll the map in the direction of the destination, and if the direction key indicating the same direction as the diagonally extending line segment is pressed against the line segment of the cursor extending in the destination direction, the departure region along the guidance route.
- a scroll processing unit that performs scroll processing for scrolling the map in the direction, and a display processing unit that displays a map on which scroll processing is performed by the scroll processing unit on a display device.
- the mode is changed to the scroll mode along the route, and the line segment extending in the direction of the destination of the cursor and the diagonal direction with respect to the line segment.
- the extended line is highlighted with a bold line, and the direction key indicating the same direction as the cursor line extending in the direction of the highlighted line is pressed
- the destination direction along the guidance route Scrolling the map to the direction of the departure point along the guidance route when the direction key indicating the same direction as the line segment extending in the diagonal direction is pressed with respect to the line segment of the cursor extending in the destination direction Since the map is scrolled, the scrolling along the route in both the destination direction and the departure direction is possible regardless of the shape of the guidance route, and the usability is improved.
- FIG. 1 is a block diagram showing the overall configuration of the navigation apparatus according to Embodiment 1 of the present invention.
- This navigation apparatus includes a navigation ECU (Electronic Control Unit) (hereinafter abbreviated as “navigator ECU”) 1, an HDD (Hard Disk Drive) 2, a remote control 3, a GPS receiver 4, a vehicle information sensor 5, a gyro 6, a traffic An information receiver 7, a display device 8, an audio output device 9, and a speaker 9a are provided.
- a navigation ECU Electronic Control Unit
- the navigation ECU 1 controls the entire navigation device. Details of the navigation ECU 1 will be described later.
- the HDD 2 stores map data.
- the map data includes a locator database (hereinafter abbreviated as “DB”), a route search DB, a route guidance DB, a map display DB, a search DB, and the like.
- DB locator database
- a route search DB DB
- a route guidance DB DB
- map display DB DB
- search DB search database
- map data is recorded on CD or DVD, respectively.
- the map data stored in the HDD 2 is read out by the navigation ECU 1.
- the remote controller 3 corresponds to the input device of the present invention.
- a key (ENTER) 34 is provided.
- the operation key 31 is composed of four direction keys for instructing four directions, up, down, left, and right, and is used for an instruction to move the cursor on the screen of the display device 8, an instruction to scroll the map, and the like.
- the start key 32 is used to start an operation.
- the back key 33 is used to return the previously performed processing or the like.
- the input key 34 is used for confirming the input. Operation data generated by operating this remote control 3 is sent to the navigation ECU 1.
- the GPS receiver 4 receives a signal from a GPS satellite and detects the current position of the vehicle.
- the current position of the vehicle detected by the GPS receiver 4 is sent to the navigation ECU 1 as current position data.
- the vehicle information sensor 5 detects the position of the operator in the vehicle.
- the vehicle information sensor 5 can be composed of, for example, a seating sensor that detects that a person is seated on a seat, or a camera system that detects the position of a person from an image taken inside the vehicle.
- the position of the operator detected by the vehicle information sensor 5 is sent to the navigation ECU 1 as operator position data.
- the gyro 6 detects the traveling direction of the vehicle.
- the traveling direction of the vehicle detected by the gyro 6 is sent to the navigation ECU 1 as traveling direction data.
- the traffic information receiver 7 receives a traffic information signal transmitted from a tele terminal of a road traffic data communication system (VICS: Vehicle Information and Communication System), for example.
- VICS Vehicle Information and Communication System
- the traffic information received by the traffic information receiver 7 is sent to the navigation ECU 1 as traffic information data.
- the display device 8 is composed of, for example, an LCD (Liquid Crystal Display), and displays a map, a vehicle position mark, and other messages in accordance with a display signal sent from the navigation ECU 1.
- LCD Liquid Crystal Display
- the voice output device 9 generates a voice signal according to the voice data sent from the navigation ECU 1 and sends it to the speaker 9a.
- the speaker 9a converts the audio signal from the audio output device 9 into sound and outputs the sound. Thereby, various guidance messages by voice are generated from the speaker 9a.
- the navigation ECU 1 is composed of, for example, a microcomputer.
- the navigation ECU 1 includes a navigation function unit 10, a map data management unit 11, and a user interface control unit 12 realized by software processing.
- the navigation function unit 10 executes processes for realizing various navigation functions. Details of the navigation function unit 10 will be described later.
- the map data management unit 11 reads the map data from the HDD 2 in response to a request from the navigation function unit 10, processes it as necessary, and sends it to the navigation function unit 10. Further, the map data management unit 11 writes the map data sent from the navigation function unit 10 in the HDD 2 after processing the map data sent from the navigation function unit 10 as necessary in response to a request from the navigation function unit 10.
- the user interface control unit 12 receives a user request input from the remote controller 3, generates a control command according to the content of the request, and sends the control command to the navigation function unit 10. Further, the user interface control unit 12 sends the processing result returned from the navigation function unit 10 in response to the control command to the display device 8 and / or the audio output device 9. As a result, the information requested by the user is displayed on the display device 8, and a voice message is output from the speaker 9a.
- the navigation function unit 10 includes an input control unit 13, a map display control unit 14, a route guidance processing unit 15, a route search processing unit 16, a search processing unit 17, a traffic information processing unit 18, and a vehicle position detection unit 19. .
- a description to the effect that the data passes through the map data management unit 11 is omitted below.
- the input control unit 13 executes processing according to a user request sent from the remote control 3 via the user interface control unit 12.
- the processing result in the input control unit 13 is sent to the map data management unit 11 and the user interface control unit 12.
- the map display control unit 14 generates display data for map display based on the map data acquired from the HDD 2 via the map data management unit 11, and based on the route data sent from the route search processing unit 16. Based on the display data for the guidance route display and the key input information sent from the remote control 3 via the user interface control unit 12 and the input control unit 13, the display data for the cursor display is generated. The display data generated by the map display control unit 14 is sent to the display device 8 via the user interface control unit 12.
- the map display control unit 14 will be described in detail later.
- the route guidance processing unit 15 acquires map data from the HDD 2 via the map data management unit 11 and performs processing for route guidance.
- the processing result in the route guidance processing unit 15 is sent to the display device 8 and the voice output device 9 via the user interface control unit 12.
- the route search processing unit 16 starts from the own vehicle position indicated by the own vehicle position data detected by the own vehicle position detection unit 19, and reaches the destination indicated by the destination data sent from the search processing unit 17. Is searched based on the map data acquired from the HDD 2 via the map data management unit 11. The route searched by the route search processing unit 16 is sent to the map display control unit 14 as route data.
- the search processing unit 17 acquires the destination indicated by the key input information sent from the remote controller 3 via the user interface control unit 12 and the input control unit 13 from the HDD 2 via the map data management unit 11. A search is performed based on the map data, and the search result is sent to the route search processing unit 16 as destination data.
- the traffic information processing unit 18 acquires map data from the HDD 2 via the map data management unit 11, and based on the traffic information sent from the traffic information receiver 7 on the acquired map data, for example, traffic jam Perform processing to display the location.
- the processing result in the traffic information processing unit 18 is sent to the map display control unit 14.
- the own vehicle position detector 19 calculates the own vehicle position based on the current position data sent from the GPS receiver 4, the operator position data obtained from the vehicle information sensor 5, and the traveling direction data obtained from the gyro 6. And sent to the route search processing unit 16 as own vehicle position data.
- FIG. 3 is a functional block diagram showing only the main part directly related to the present invention, extracted from the navigation apparatus according to the first embodiment.
- the key input information acquisition unit 41 acquires key input information sent from the remote controller 3 via the user interface control unit 12 and the input control unit 13.
- the key input information acquired by the key input information acquisition unit 41 is sent to the scroll mode enable / disable switching setting unit 42 and the scroll processing unit 46 along the route.
- the scroll mode enable / disable switching setting unit 42 along the path is more specifically configured from the operation panel to the user interface control unit 12, the input control unit 13, and the key input information acquisition unit 41. Sets whether to enable or disable scrolling along the path in response to key input information sent via. Information indicating the validity or invalidity of the scroll along the route set by the along-route scroll mode valid / invalid switching setting unit 42 is sent to the along-path scroll mode valid / invalid determination unit 43.
- the along-path scroll mode valid / invalid determination unit 43 acquires information indicating the validity or invalidity of the scroll along the path set in the along-path scroll mode valid / invalid switching setting unit 42 and sets the valid along the path scroll mode. If it is, the scroll mode determination unit 44 along the route is activated.
- the route along scroll mode determination unit 44 starts processing when activated by the route along scroll mode valid / invalid determination unit 43.
- the route scroll mode determination unit 44 includes a guide route information acquisition unit 441, a cross cursor position calculation unit 442, and a cross cursor path determination unit 443.
- the guide route information acquisition unit 441 acquires coordinate information including the node coordinates of both ends of each link of the guide route displayed on the display device 8, that is, the route indicated by the route data acquired from the route search processing unit 16, The data is sent to the cross cursor path determination unit 443 and the thick line highlight processing unit 45.
- the cross cursor position calculation unit 442 calculates the coordinates of the center position of the cross cursor displayed on the display device 8, and sends the coordinates to the cross cursor path determination unit 443 and the thick line highlight processing unit 45.
- the cross cursor route determination unit 443 Is determined to be positioned on the guidance route, and when it is determined that the symbol is located on the guidance route, the start of the scroll mode along the route is indicated to the bold line highlight processing unit 45 and the display processing unit 47. Instruct.
- the thick line highlight processing unit 45 starts processing in response to an instruction from the along-path scroll mode determination unit 44.
- the thick line highlight processing unit 45 includes a destination direction calculation unit 451, a diagonal direction calculation unit 452, and a thick line highlight direction processing unit 453.
- the destination direction calculation unit 451 acquires the guidance route information of the scroll mode determination unit 44 along the route, starting from the coordinates of the center position of the cross cursor sent from the cross cursor position calculation unit 442 of the scroll mode determination unit 44 along the route.
- the vector is calculated from the node coordinates of the link of the guide route extending in the destination direction included in the coordinate information sent from the unit 441, and this table 451a as shown in FIG.
- the cross-cursor line segment extending in the direction closest to the vector direction is calculated.
- Information representing the line segment of the cross cursor calculated by the destination direction calculation unit 451 is sent to the diagonal direction calculation unit 452 and the thick line highlight direction processing unit 453.
- the cross-cursor line segment extends in four directions, up, down, left, and right as shown in FIG. 4A.
- FIG. 5 a cursor extending in eight directions or a further segmented cursor can be used.
- the diagonal direction calculation unit 452 has a cross-cursor line segment that is diagonally related to the cross-cursor line segment indicated by the information representing the cross-cursor line segment sent from the destination direction calculation unit 451 (a cross-cursor line segment). A line segment at a symmetrical position with respect to the center position is calculated. Information representing the line segment of the cross cursor calculated by the diagonal direction calculation unit 452 is sent to the thick line highlight direction processing unit 453.
- the thick line highlight direction processing unit 453 obtains the direction key of the remote controller 3 corresponding to the line segment of the cross cursor indicated by the information indicating the line segment of the cross cursor sent from the destination direction calculation unit 451, and determines the destination direction. Determine as the direction key to scroll to. Further, a direction key for obtaining a direction key of the remote controller 3 corresponding to the line segment of the cross cursor indicated by the information representing the line segment of the cross cursor sent from the diagonal direction calculation unit 452 and scrolling to the departure direction. Determine as. Information representing the direction key to the destination direction and the direction key to the departure direction determined by the bold line highlight direction processing unit 453 is sent to the scroll processing unit 46 and the display processing unit 47.
- the scroll processing unit 46 includes a route-side scroll mode release determination unit 461 and a guide route scroll processing unit 462.
- the along-route scroll mode release determination unit 461 receives a key (for example, the back key 33 of the remote controller 3) that is different from the direction key used during the transition along the route scroll mode from the key input information acquisition unit 41 during the along-route scroll mode. If the key input information is received, it is determined that the scroll mode along the route has been released, and the fact is notified to the scroll processing unit 462 on the guidance route.
- a key for example, the back key 33 of the remote controller 3
- the guidance path up scroll processing unit 462 receives from the thick line highlight direction processing unit 453 of the thick line highlight processing unit 45. In accordance with the information indicating the direction key to the destination direction or the direction key to the departure place, processing for continuously scrolling along the route toward the destination direction or the departure direction is executed. Further, when the notification that the scroll mode along the route is canceled is received from the route scroll mode cancellation determination unit 461, processing for stopping the scroll along the route is executed. The processing result in the guide route scroll processing unit 462 is sent to the display processing unit 47.
- the display processing unit 47 generates display data representing the map scroll based on the processing result sent from the on-guidance route scroll processing unit 462 of the scroll processing unit 46, and displays the display device 8 via the user interface control unit 12. Send to.
- the display processing unit 47 includes a route scroll mode notification unit 471 and a cross cursor display form control unit 472.
- the scroll mode notification unit 471 along the route displays the screen shown in FIG. ) As shown in FIG. 5B, or an icon indicating that scrolling along the route is in operation as shown in FIG. 5B.
- the along-path scroll mode notifying unit 471 receives a notification that the scroll operation along the path has been stopped from the on-guide-path scroll processing unit 462 of the scroll processing unit 46, the fact that the along-path scrolling is in operation. Is deleted from the screen of the display device 8.
- the cross cursor display form control unit 472 corresponds to the cursor display form control unit of the present invention, and when the start of the path along scroll mode is instructed from the cross cursor path determination unit 443 of the path scroll mode determination unit 44, Switch from the cursor display during normal map scrolling to the cursor display in the scroll mode along the route.
- the destination direction and the departure direction For example, as shown in FIG. 6, the line segments corresponding to are displayed in different forms distinguishable from each other (the line segment in the destination direction has an arrow, and the line segment in the departure direction has no arrow).
- the cross cursor display form control unit 472 receives a notification that the scroll operation along the route is stopped from the scroll processing unit 462 on the guidance route of the scroll processing unit 46, the cursor display is displayed at the time of normal map scrolling. Return to cursor display.
- FIG. 7 is a flowchart showing highlight display processing for highlighting a cursor line segment when the cross cursor is positioned on the guidance route in scrolling along the route.
- the coordinates of the cursor center position are calculated (step ST11). That is, the cross-cursor position calculation unit 442 of the along-path scroll mode determination unit 44 calculates the coordinates of the center position of the cross-cursor displayed on the display device 8, and determines the cross-cursor path determination unit 443 and the thick line highlight processing unit. 45.
- the coordinate information of the guidance route on the screen display is read from the map data (step ST12). That is, the guidance route information acquisition unit 441 acquires coordinate information including node coordinates at both ends of each link of the guidance route displayed on the display device 8, and determines the cross cursor route determination unit 443 and the thick line highlight processing unit 45. Send to.
- step ST13 If it is determined in this step ST13 that the cursor center position is not located on the guidance route, the highlighting process is terminated. On the other hand, if it is determined in step ST13 that the cursor center position is located on the guidance route, then a vector a toward the destination is calculated (step ST14). In other words, the destination direction calculation unit 451 of the bold line highlight processing unit 45 scrolls along the route starting from the coordinates of the center position of the cross cursor sent from the cross cursor position calculation unit 442 of the scroll mode determination unit 44 along the route. A vector a is calculated from the node coordinates of the link of the guide route extending in the destination direction included in the coordinate information sent from the guide route information acquisition unit 441 of the mode determination unit 44.
- a highlighted line segment in the direction of the departure place is calculated (step ST17). That is, the diagonal direction calculation unit 452 has a cross-cursor line segment diagonally related to the cross-cursor line segment indicated by the information representing the cross-cursor line segment sent from the destination direction calculation unit 451, specifically, Specifically, by referring to the table 451a shown in FIG. 9, a line segment that is diagonally related to the line segment of the cross cursor extending in the direction closest to the direction of the angle ⁇ a of the vector a is calculated, and the bold line highlight direction The data is sent to the processing unit 453.
- the bold line highlight direction processing unit 453 has the highlight direction line segment of the destination direction sent from the destination direction calculation unit 451 and the highlight line segment of the departure direction sent from the diagonal direction calculation unit 452. Is sent to the display processing unit 47.
- a cross cursor in which the upper and lower directions in the figure are highlighted by a thick line is displayed.
- the bold line highlight direction processing unit 453 obtains a direction key of the remote controller 3 corresponding to the highlight line segment of the destination direction sent from the destination direction calculation unit 451, and a direction for scrolling to the destination direction.
- a direction key of the remote controller 3 corresponding to the highlight line segment of the departure point direction sent from the diagonal direction calculation unit 452 is determined and determined as a direction key for scrolling to the departure point direction, Information representing the direction key to the destination direction and the direction key to the departure direction is sent to the scroll processing unit 46.
- step ST19 the key input information of the direction key is acquired (step ST19). That is, the guide path scroll processing unit 462 of the scroll processing unit 46 acquires key input information from the key input information acquisition unit 41.
- step ST20 it is checked whether the pressed direction is the destination direction or the departure direction (step ST20). That is, the guidance route scroll processing unit 462 determines whether the key input information acquired from the key input information acquisition unit 41 in step ST19 represents a direction key for scrolling to the destination direction or a direction key for scrolling to the departure point direction. Check out.
- step ST20 when it is determined that the pressed direction is the destination direction or the departure direction, scrolling along the route is started (step ST21). That is, the scroll processing unit 46 on the guide route of the scroll processing unit 46 receives the key input information indicating that the direction key is pressed from the key input information acquisition unit 41, and the thick line of the thick line highlight processing unit 45. A process of continuously scrolling along the route in the direction of the destination or the direction of the departure point according to the information indicating the direction key to the destination direction or the direction key to the departure point sent from the highlight direction processing unit 453. Execute. Thereafter, the highlighting process ends.
- FIG. 12 is a flowchart showing a process for setting scroll along the path to valid or invalid.
- a transition is made to the scroll mode setting screen along the route (step ST31).
- a transition is made to an input screen for setting the along-route scroll mode to be valid or invalid.
- FIG. 13 shows an example of an input screen for setting the along-route scroll mode to be valid or invalid.
- step ST33 it is checked whether or not the input information is a valid setting. That is, the along-route scroll mode valid / invalid switching setting unit 42 checks whether the key input information acquired in step ST32 indicates valid setting or invalid setting. If it is determined in this step ST33 that the setting is valid, scrolling along the route is set valid (step ST34). That is, the route along scroll mode valid / invalid switching setting unit 42 sets the route along scroll mode valid. In this case, the along-route scroll mode determination unit 44 is activated, and a scroll along the route is possible. Thereafter, the process ends.
- step ST35 If it is determined in step ST33 that the setting is not valid, scrolling along the route is set invalid (step ST35). That is, the route along scroll mode valid / invalid switching setting unit 42 sets the route along scroll mode invalid. In this case, the along-route scroll mode determination unit 44 is not activated, and the along-route scroll is impossible. Thereafter, the process ends.
- FIG. 14 is a flowchart showing a transition process to scroll mode along path considering valid / invalid setting.
- step ST41 the coordinates of the cursor center position are calculated (step ST41).
- step ST41 is the same as the processing performed in step ST11 in the flowchart of FIG.
- step ST42 the coordinate information of the guide route on the screen display is read from the map data (step ST42).
- step ST42 is the same as the process performed in step ST12 in the flowchart of FIG.
- step ST43 it is checked whether or not the cursor center position is located on the guidance route.
- the process in step ST43 is the same as the process performed in step ST13 in the flowchart of FIG. If it is determined in step ST43 that the cursor center position is not located on the guidance route, the transition process ends.
- step ST44 the setting information of the scroll mode along the route is referred to (step ST44).
- the along-route scroll mode valid / invalid determination unit 43 acquires information indicating the valid / invalid of the along-route scroll mode valid / invalid switching setting unit 42.
- step ST45 it is checked whether the setting information is valid (step ST45). That is, the along-route scroll mode valid / invalid determination unit 43 checks whether the along-route scrolling is valid or invalid based on the information acquired in step ST44. If it is determined in step ST45 that the setting information is not valid, that is, invalid, the transition process ends. On the other hand, if it is determined in step ST45 that the setting information is valid, the along-path scroll mode process is started (step ST46). That is, the along-path scroll mode valid / invalid determination unit 43 activates the along-path scroll mode determination unit 44. After that, the transition process ends
- FIG. 15 is a flowchart showing the route scroll mode releasing process for canceling the route scroll mode by pressing a key other than the direction key (for example, the back key 33).
- step ST51 the line segment of the destination direction and the starting point direction of the cross cursor is highlighted (step ST51).
- the process in step ST51 is realized by the same process as the process performed in steps ST11 to ST18 in the flowchart of FIG.
- step ST52 key input information is acquired (step ST52). That is, the guide path scroll processing unit 462 of the scroll processing unit 46 acquires key input information from the key input information acquisition unit 41. Next, it is checked whether or not the pressed key is a direction key (step ST53). That is, the guidance route scroll processing unit 462 checks whether the key input information acquired from the key input information acquisition unit 41 in step ST52 represents a direction key.
- step ST55 the scroll processing unit 46 on the guide route of the scroll processing unit 46 receives the key input information indicating that the direction key is pressed from the key input information acquisition unit 41, and the thick line of the thick line highlight processing unit 45. Processing for continuously scrolling along the route in the direction of the destination or in the direction of departure according to the information indicating the direction key in the direction of destination or the direction key in the direction of departure sent from the highlight direction processing unit 453 Execute. Thereafter, the scrolling mode cancellation processing along the route ends.
- step ST53 If it is determined in step ST53 that the key is not a direction key, it is then checked whether the pressed key is a back key (step ST56). That is, the along-path scroll mode cancellation determination unit 461 of the scroll processing unit 46 checks whether the key input information acquired from the key input information acquisition unit 41 in step ST52 represents the back key 33.
- step ST56 If it is determined in step ST56 that the key is a back key, the cross cursor is returned to the cursor display during normal map scrolling (step ST57), and then the route scroll mode is terminated (step ST58).
- steps ST57 and ST58 are the same as the processes performed in steps ST22 and ST23 in the flowchart of FIG. Thereafter, the scrolling mode cancellation processing along the route ends.
- FIG. 16 is a flowchart showing a text and icon display processing for displaying a text icon for informing the scroll mode along route.
- step ST61 the line segment in the direction of the destination and the direction of the departure point of the cross cursor is highlighted (step ST61).
- the processing in step ST61 is realized by the same processing as the processing performed in steps ST11 to ST18 in the flowchart of FIG.
- a text or icon indicating that the scroll mode along the route is in progress is displayed on the map screen (step ST62).
- the route along scroll mode notifying unit 471 of the display processing unit 47 displays the screen of the display device 8 when the start of the route along scroll mode is instructed from the cross cursor path determination unit 443 of the route along scroll mode determination unit 44.
- the text indicating that the scroll along the path is in operation as shown in FIG. 5A, or the fact that the scroll along the path is in operation as shown in FIG. 5B. Display icon.
- step ST63 key input information is acquired (step ST63). That is, the guide path scroll processing unit 462 of the scroll processing unit 46 acquires key input information from the key input information acquisition unit 41. Next, it is checked whether or not the direction key for the destination direction or the departure direction is pressed (step ST64). That is, the guidance route scroll processing unit 462 indicates whether the key input information acquired from the key input information acquisition unit 41 in step ST63 represents a direction key for scrolling in the destination direction or a direction key for scrolling in the departure direction. Find out.
- step ST65 the along-route scroll mode processing is started (step ST65). That is, the scroll processing unit 46 on the guide route of the scroll processing unit 46 receives the key input information indicating that the direction key is pressed from the key input information acquisition unit 41, and the thick line of the thick line highlight processing unit 45. Processing for continuously scrolling along the route in the direction of the destination or in the direction of departure according to the information indicating the direction key in the direction of destination or the direction key in the direction of departure sent from the highlight direction processing unit 453 Execute. Thereafter, the text / icon display process ends.
- step ST67 if it is determined in step ST66 that the key for canceling the along-path scroll mode has been pressed, the cross cursor is then returned to the cursor display during normal map scrolling (step ST67).
- the process in step ST67 is the same as the process performed in step ST22 in the flowchart of FIG.
- step ST68 the text or icon indicating that the scroll mode along the route on the map screen is in progress is deleted.
- the along-route scroll mode notification unit 471 of the display processing unit 47 indicates that the text displayed on the screen of the display device 8 indicates that the scroll along the route is in operation or the scroll along the route is in operation. Delete the icon that represents.
- step ST69 the along-path scroll mode process is terminated (step ST69). The process in step ST69 is the same as the process performed in step ST23 in the flowchart of FIG. Thereafter, the text / icon display process ends.
- FIG. 17 shows line highlighting that highlights the cross cursor line segments in the scroll direction along the route in different forms in the destination direction and the departure direction. It is a flowchart which shows a display process.
- step ST71 the coordinates of the cursor center position are calculated.
- step ST71 is the same as the process performed in step ST11 in the flowchart of FIG.
- step ST72 the coordinate information of the guide route on the screen display is read from the map data.
- step ST72 is the same as the process performed in step ST12 of the flowchart of FIG.
- step ST73 it is checked whether or not the cursor center position is located on the guidance route.
- the process in step ST73 is the same as the process performed in step ST13 in the flowchart of FIG. If it is determined in step ST73 that the cursor center position is not located on the guidance route, the line segment highlighting process ends.
- a destination direction vector a and a departure direction vector b are calculated (step ST74).
- the destination direction calculation unit 451 of the bold line highlight processing unit 45 scrolls along the route starting from the coordinates of the center position of the cross cursor sent from the cross cursor position calculation unit 442 of the scroll mode determination unit 44 along the route.
- the vector a is calculated from the node coordinates of the link of the guidance route extending in the destination direction included in the coordinate information sent from the guidance route information acquisition unit 441 of the mode determination unit 44, and the guidance route extending in the departure direction is calculated.
- the vector b is calculated from the node coordinates of the link.
- the line segment of the cross cursor corresponding to the destination direction and the departure direction is calculated from the vector a and the vector b (step ST75). That is, the destination direction calculation unit 451 refers to the cross-cursor line segment extending in the direction closest to the angular direction of the vector a and the vector b calculated in step ST74, specifically, the table 451a shown in FIG. Thus, the line segments in the destination direction and the departure direction corresponding to the angles of the vectors a and b are calculated and sent to the thick line highlight direction processing unit 453.
- the line segment in the direction of the destination is drawn with a bold line with a tip having an arrow shape (step ST76). That is, the thick line highlight direction processing unit 453 creates a thick line with the tip of the line segment in the destination direction sent from the destination direction calculation unit 451 in the shape of an arrow, and displays information representing the thick line with the arrow The data is sent to the processing unit 47.
- step ST78 Scroll processing along the route is performed (step ST78). That is, the scroll processing unit 46 on the guide route of the scroll processing unit 46 receives the key input information indicating that the direction key is pressed from the key input information acquisition unit 41, and the thick line of the thick line highlight processing unit 45. Processing for continuously scrolling along the route in the direction of the destination or in the direction of departure according to the information indicating the direction key in the direction of destination or the direction key in the direction of departure sent from the highlight direction processing unit 453 Execute. Thereafter, the line highlighting process ends.
- the mode when the cross cursor is placed on the guidance route, the mode changes to the scroll mode along the route and extends in the direction of the destination of the cross cursor.
- a line key and a line segment that extends diagonally with respect to the line segment are highlighted in bold lines, and a direction key that indicates the same direction as the line segment of the cross cursor that extends in the destination direction displayed in the bold line is displayed.
- a direction key that, when pressed, scrolls the map in the direction of the destination along the guidance route and indicates the same direction as the line extending diagonally with respect to the line of the cross cursor extending in the direction of the destination.
- the function along the existing route is always effective, if the scroll is stopped near the guide route while manually operating the map scroll, the crosshair cursor overlaps the guide route, which is Transition to the scroll mode along the route regardless.
- the navigation device since it is configured to enable / disable the scroll along the route, the scroll mode along the route which is not intended by disabling the scroll along the route.
- the map can be scrolled manually and comfortably without any transition to.
- the existing scroll along the route is configured to operate the direction key other than the keys corresponding to the destination direction and the departure direction to cancel the scroll mode along the route.
- the scroll mode along the route is different from the key (direction key) used in the scroll mode along the route (for example, the back key). ) Can be used to release the user, so that it is possible to provide the user with a release method that is easier to understand.
- the fact that the scroll mode along the route is being performed can be known only by a change in the design of the cross cursor.
- the scroll mode along the route is in progress. Since the text or icon that clearly indicates that it is present is displayed in an auxiliary manner on the navigation screen, it is possible to more clearly indicate that the scroll mode along the route is in progress, and the user is highly informed. Become.
- the cross-cursor line segment is highlighted with the same bold line in both directions, but in the navigation device according to the first embodiment, . Because the cross-cursor line segments indicating the destination direction and the starting direction, which are the scroll direction of the scroll along the route, are configured to be displayed in different forms, the destination direction and the starting direction can be distinguished at a glance, User perception becomes higher.
- the navigation device is capable of scrolling along the route in both directions such as the destination direction and the departure point direction regardless of the shape of the guidance route, and provides a navigation device with excellent usability.
- a route search processing unit that searches for a guidance route from the starting point to the destination, a display unit that displays the guidance route on a map, and whether the cursor is placed on the guidance route searched by the route search processing unit Scroll mode determination unit along the route to be displayed, a thick line highlight processing unit for displaying a line with a bold line highlight, an input device having a plurality of direction keys, and a scroll process for scrolling the map in the direction of the departure point along the guidance route
- a display processing unit for displaying on the display device a map that is scrolled by the scroll processing unit. Since it is configured as to scroll the map displayed on the screen, suitable for a navigation device for guiding to a destination the user along the guidance route.
Abstract
Description
実施の形態1.
図1は、この発明の実施の形態1に係るナビゲーション装置の全体的な構成を示すブロック図である。このナビゲーション装置は、ナビゲーションECU(Electronic Control Unit)(以下、「ナビECU」と略する)1、HDD(Hard Disk Drive)2、リモコン3、GPS受信機4、車両情報センサ5、ジャイロ6、交通情報受信機7、表示装置8、音声出力装置9およびスピーカ9aを備えている。
図7は、経路沿いスクロールにおいて、誘導経路上に十字カーソルが位置した場合のカーソル線分を強調表示する強調表示処理を示すフローチャートである。
図12は、経路沿いスクロールを有効または無効に設定する処理を示すフローチャートである。
図14は、有効/無効設定を考慮した経路沿いスクロールモードへの遷移処理を示すフローチャートである。
図15は、経路沿いスクロールモードを方向キー以外のキー(例えば、バックキー33)の押下で解除する経路沿いスクロールモード解除処理を示すフローチャートである。
図16は、経路沿いスクロールモードを報知するためのテキスト・アイコンを表示するテキスト・アイコン表示処理を示すフローチャートである。
図17は、経路沿いスクロールモード時の十字カーソル線分を目的地方向と出発地方向で異なった形態で強調表示する線分強調表示処理を示すフローチャートである。
Claims (5)
- 出発地から目的地までの誘導経路を探索する経路探索処理部と、
前記経路探索処理部で探索された誘導経路を地図上に表示する表示装置と、
前記表示装置の画面上に形成された複数の方向にそれぞれ伸びた複数の線分を有するカーソルが前記経路探索処理部で探索された誘導経路上に置かれたかどうかを判定する経路沿いスクロールモード判定部と、
前記経路沿いスクロールモード判定部によりカーソルが誘導経路上に置かれたことが判断された場合に経路沿いスクロールモードに遷移し、該カーソルの目的地方向に伸びた線分および該線分に対して対角方向に伸びた線分をハイライト表示させるハイライト処理部と、
複数の方向をそれぞれ指示する複数の方向キーを備えた入力装置と、
前記ハイライト処理部によってハイライト表示された目的地方向に伸びたカーソルの線分と同じ方向を指示する前記入力装置の方向キーが押された場合に、誘導経路に沿って目的地方向へ地図をスクロールさせ、目的地方向に伸びたカーソルの線分に対して対角方向に伸びた線分と同じ方向を指示する方向キーが押された場合に、誘導経路に沿って出発地方向へ地図をスクロールさせるスクロール処理を行うスクロール処理部と、
前記スクロール処理部でスクロール処理が行われる地図を前記表示装置に表示させる表示処理部
とを備えたナビゲーション装置。 - 入力装置の操作に応じて、経路沿いスクロールの有効または無効を設定する経路沿いスクロールモード有効/無効切替設定部を備え、
経路沿いスクロールモード判定部は、前記経路沿いスクロールモード有効/無効切替設定部により経路沿いスクロールの有効が設定されている場合にのみ、カーソルが誘導経路上に置かれたかどうかを判定する
ことを特徴とする請求項1記載のナビゲーション装置。 - スクロール処理部は、入力装置に備えられた方向キーが押下されている間は、経路沿いスクロールを継続し、方向キー以外のキーが操作された場合に、経路沿いスクロールモードを解除し、誘導経路に沿ったスクロールを停止する誘導経路上スクロール処理部
を備えたことを特徴とする請求項1記載のナビゲーション装置。 - 表示処理部は、経路沿いスクロールモードで作動中には、その旨を報知するテキストまたはアイコンを、表示装置に表示されている地図上に表示させる経路沿いスクロールモード報知部
を備えたことを特徴とする請求項1記載のナビゲーション装置。 - 表示処理部は、ハイライト処理部によってハイライト表示された目的地方向に伸びたカーソルの線分と、目的地方向に伸びたカーソルの線分に対して対角方向に伸びた線分とを異なった形態で表示させるカーソル表示形態制御部
を備えたことを特徴とする請求項1記載のナビゲーション装置。
Priority Applications (4)
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DE112009000711T DE112009000711T5 (de) | 2008-05-27 | 2009-03-05 | Navigationsvorrichtung |
JP2010514337A JP4762363B2 (ja) | 2008-05-27 | 2009-03-05 | ナビゲーション装置 |
CN2009801145132A CN102007375B (zh) | 2008-05-27 | 2009-03-05 | 导航装置 |
US12/920,615 US8234060B2 (en) | 2008-05-27 | 2009-03-05 | Navigation device for carrying out an along-route scrolling |
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JP2008138132 | 2008-05-27 | ||
JP2008-138132 | 2008-05-27 |
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WO2009144861A1 true WO2009144861A1 (ja) | 2009-12-03 |
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PCT/JP2009/000998 WO2009144861A1 (ja) | 2008-05-27 | 2009-03-05 | ナビゲーション装置 |
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US (1) | US8234060B2 (ja) |
JP (1) | JP4762363B2 (ja) |
CN (1) | CN102007375B (ja) |
DE (1) | DE112009000711T5 (ja) |
WO (1) | WO2009144861A1 (ja) |
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JP5421015B2 (ja) * | 2009-07-29 | 2014-02-19 | クラリオン株式会社 | 地図表示装置 |
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US20110015857A1 (en) | 2011-01-20 |
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