JP2000193465A - Navigation device and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify the operation of moving a map and to reduce the number of misoperations. SOLUTION: A navigation device to search for a route on the basis of the input of points such as a destination and to perform route guidance according to the searched route is provided with a storage means 3 to store map data, a jog dial 11 for input operation, a display means 12 to display maps, and a display control means 4 to read the map data stored in the storage mans 3 according to the operation of the jog dial 11 and to display a map on the display means 12. The display control means 4 displays buttons on the screen of the display means 12 to select the direction of movement and controls the movement of the map in two stages of the determination of movement direction and movement in the determined direction by the rotational operation and entering operation of the jog dial 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a navigation device and a recording medium for performing a route search based on a point input such as a destination and performing route guidance according to the searched route.

[0002]

2. Description of the Related Art In a navigation system, when a map is displayed to search or register a point, operations such as moving the map (scrolling) and changing the scale are performed. 2. Description of the Related Art Conventionally, a joystick capable of performing a composite operation (moving operation in all directions) is mainly used as an operation device for an operation of moving / moving a screen using a remote controller. In addition, one that displays a touch area in the scroll direction on the screen of the touch panel and touches the direction to select and scroll, or one that displays an eight-direction scroll menu and scrolls by pointing one of them with the mouse, One that uses a trackball to scroll in the direction and speed of rotation of the ball (for example,
4025, JP-A-9-44084 and JP-A-9-81032).

[0003]

However, in the conventional operation using the joystick, the operation of the joystick is "tilted" in each direction, and the stick is "pushed" in the axial direction. Since the operations are performed in a combined manner, there is a problem that the user is likely to make an operation error of tilting or pushing in an unintended direction. In addition, in the operation based on the joystick, the amount of movement is determined by the operation amount and operation time of “tilting” / “pressing” of the stick, so that the operation may exceed a point desired by the user or may stop before the user. It is difficult to perform a delicate operation. In the transition of the operation based on the joystick, the number of operations is small and a complex operation can be performed, but the user increases the load for one operation and easily feels stress.

[0004]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems, and simplifies a map moving operation and reduces operation errors.

[0005] For this purpose, the present invention provides a navigation device for performing a route search based on a point input such as a destination and performing route guidance according to the searched route, and a storage means for storing map data and an input device for performing an input operation. Input means, display means for displaying a map, display control means for reading map data stored in the storage means in response to operation of the input means, and displaying a map on the display means, the display control means Displaying a button for selecting a moving direction on the screen of the display means, and controlling the movement of the map in two steps of determining the moving direction and moving in the determined direction according to the operation of the input means. It is assumed that.

Further, the input means is a jog dial, and the display control means determines a moving direction in accordance with a rotation operation and an enter operation of the jog dial, and moves the map in two steps of moving in the determined direction. Controlling, displaying a button in a moving direction divided on the outer periphery of the screen of the display means, and moving the button by highlighting a selected position in a forward or reverse direction in accordance with the direction of the rotation operation of the jog dial, A button for canceling the determination of the moving direction, a zoom button for selecting a mode for zooming the map, and a zoom button for selecting a mode for zooming the map are displayed on the screen of the display means together with a button for selecting the moving direction. Is highlighted and moved, and even if the map is moved in response to the rotation operation of the jog dial, the determination of the movement direction is canceled in response to the enter operation. , It is characterized in that to hold the determined movement direction to allow continued movement of the map by rotation operation of the jog dial.

[0007] Further, in a navigation device for performing a route search based on a point input such as a destination and performing route guidance according to the searched route, a storage means for storing map data, an input means for performing an input operation, Display means for displaying a map, and display control means for reading map data stored in the storage means in response to the operation of the input means and displaying a map on the display means, wherein the display control means A button for selecting a map display control is displayed on a screen of the means, and the map display control is performed in two stages of the determination of the button and the determined display control according to the operation of the input means. is there.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing an embodiment of a navigation device according to the present invention. An input / output device 1 for inputting / outputting information relating to route guidance, a current position detecting device 2 for detecting information relating to the current position of the own vehicle, An information storage device 3 in which navigation data necessary for calculation, display guidance data necessary for guidance, and the like are stored, a central processing unit that performs route search processing and display guidance processing necessary for route guidance and controls the entire system. 4. First, each configuration will be described.

The input / output device 1 instructs the central processing unit 4 to perform a navigation process according to the driver's intention so that the driver can input a destination or output guidance information by voice and / or screen when necessary. And a function to print out the processed data and the like. As means for realizing the function, the input unit has a jog dial 11 for inputting a destination by a telephone number or coordinates on a map, or requesting route guidance. The jog dial 11 has a dial and an enter key at the center. By rotating the jog dial 11, a cursor on the screen or a highlighted selection position is moved, and the enter operation is performed (pushed) to determine the selection position. It may be used alone or in combination with another key switch as a wireless remote controller using a cable or light. Of course, an input device such as a remote controller or a touch switch may be used as the input unit. In the output unit, the input data is displayed on the screen, and the route guidance is automatically displayed on the screen in response to the driver's request. The display 12 stores the data processed by the central processing unit 4 and the information storage device 3. And a speaker 16 for outputting route guidance by voice.

Here, a voice recognition device for enabling voice input and a recording card reading device for reading data recorded on an IC card or a magnetic card can be added. In addition, an information center that stores data necessary for navigation and is provided via a communication line at the request of the driver, an electronic notebook that stores driver-specific data such as map data and destination data in advance, etc. A data communication device for exchanging data with another information source can also be added.

The display 12 comprises a color CRT or a color liquid crystal display, and is necessary for navigation such as a route setting screen, a section map screen, an intersection map screen based on map data and guidance data processed by the central processing unit 4. In addition to outputting all screens in color display, buttons for setting route guidance, performing guidance during route guidance, and switching screens are displayed on this screen. In particular, the passing intersection information such as the passing intersection name is displayed in color in a pop-up on the section map screen at any time.

The display 12 is provided in the instrument panel near the driver's seat, and the driver can check the current position of the vehicle by looking at the section map and obtain information on the route from now on. Can be. When a touch switch is provided on the display 12 corresponding to the display of the function button, the above operation is performed based on a signal input by touching the button. The input signal generating means including the button and the touch switch constitutes an input unit, but a detailed description thereof is omitted here.

The current position detecting device 2 detects or receives information on the current position of the vehicle, and includes an absolute direction sensor 24 composed of a geomagnetic sensor and the like, and a relative direction sensor composed of a steering sensor, a gyro and the like. 25, a distance sensor 26 for detecting a traveling distance from the number of rotations of wheels, a GPS receiving device 21 using a satellite navigation system (GPS), and a communication device. The communication device is a traffic information acquisition means VICS (Vehicle Information & Communication System).
m) The VICS is composed of a receiving device 22 and a data transmitting / receiving device 23. VICS transmits road traffic information to a vehicle in real time by FM multiplexing (text broadcasting), a radio beacon, and an optical beacon. The information is transmitted, and the information of the radio wave beacon and the optical beacon is detailed information of a narrow area within a radius of about 10 km around the beacon, and can be received when the vehicle passes through the beacon. The VICS transmission data includes the degree of congestion (for example, the degree of congestion such as impassability, congestion, congestion, heavy traffic, or normal congestion), the start position of congestion, the length of congestion, It is composed of regulations (construction information, road closures, etc.) and travel time (time required at a predetermined speed). The data transmitting / receiving device 23 is, for example, a mobile phone or a personal computer, and exchanges information required for navigation with a traffic information center (for example, ATIS) at the request of the driver.

The information storage device 3 is an external storage device that stores navigation programs and data, and is, for example, a CD-ROM. The program includes a map drawing unit, a route search unit, a route guidance unit, a current position calculation unit, a destination setting operation control unit, and the like, and includes an application unit for performing a signal output process of navigation, an OS unit, and the like.
Program for processing such as route search, display output control required for route guidance, program for voice output control required for voice guidance and necessary data, and display required for route guidance and map display Information data is stored. The data includes map data (road map, house map, building shape map, etc.) necessary for route guidance, intersection data, node data, road data, photograph data,
Registered point data, destination point data, guide road data, detailed destination data, destination reading data, telephone number data,
It consists of a file of address data and other data and stores all data necessary for the navigation device.

The central processing unit 4 stores, in a nonvolatile manner, a CPU 40 for executing various arithmetic processing, and important information (for example, a program for executing route search and route guidance, data for setting conditions, data of various parameters, etc.). Flash memory 41 (for example, electrically erasable EEPROM: electrically erasable and P)
rogramable ROM), a program (program reading means) for performing a program check and update processing of the flash memory 41, and a data check of the flash memory 41 and the RAM 43 to control information stored therein so that they can be rewritten mutually. ROM42, which is a non-volatile storage means for storing the program, a memory location for registering information of an arbitrary location by a driver's operation, frequency information accumulated by a learning function, error correction information of various detection means, etc., are stored individually. RAM 43 (for example, temporarily stored information), which is a readable and writable volatile storage means capable of temporarily (volatilely) storing information to be stored and holding the stored information even when the ACC is turned off. SRAM that can electrically hold data: Static
RAM), an image memory 44 in which image data to be used for screen display on a display is stored, and image data taken out from the image memory 44 based on a display output control signal from the CPU 40, subjected to image processing, and output to the display A processor that synthesizes voices, phrases, one set of sentences, sounds, and the like read from the information storage device 3 based on a voice output control signal from the CPU 45 and the CPU, converts the synthesized signals into analog signals, and outputs the analog signals to the speaker 16. 4
6. A communication interface 47 for exchanging input / output data by communication, a sensor input interface 48 for capturing a sensor signal of the current position detection device 2, a clock 49 for writing date and time in internal diagnostic information, and the like. I have. In the central processing unit 4, when data acquired by each sensor of the current position detecting device 2 is fetched from the sensor input interface 48, the CPU 40 calculates the current position coordinates at regular intervals based on the data, and temporarily stores the coordinates. Write to RAM43. The current position coordinates are obtained by performing a map matching process in consideration of detection errors of various data. The output values of the various sensors are constantly corrected. Here, the route guidance is configured so that the driver can select either the screen display or the voice output.

The navigation program and data may be read from the outside via the data transmitting / receiving device 23. In this way, by reading the necessary navigation programs and data from the outside via the data transmission / reception device 23, the necessary programs and the latest data can be appropriately updated and stored, and , Information storage device 3
And the flash memory 41 of the central processing unit 4 or the R
It can also be stored in the AM 43.

Next, the operation will be described. FIG. 2 is a diagram for explaining the overall flow of the navigation device according to the present invention. The outline of the processing executed by the CPU 40 of the central processing unit 4 from starting up the system as a navigation device to performing point input, route search, route guidance, etc. is as shown in FIG. CD-
The navigation program is read from the ROM, stored in the flash memory 41, and activated (step S11). Thereafter, for example, a process of acquiring the current position from the current position detecting device 2 is performed, and a map around the current position is displayed, and the name of the current position is displayed (step S12). Next, a process of setting a destination using a telephone number, an address, a facility name, a registered point, and the like is performed (step S13), and a route search from the current position to the destination is performed (step S14). When the route is determined, display output and voice output of route guidance are performed until the vehicle arrives at the destination while tracking the current position by the current position detection device 2 (step S15).

According to the present invention, in the above navigation apparatus, the outer periphery of the screen is divided into eight directions of up, down, left and right and four corners, each of which is set as a movement direction, and a mode release button area is provided. Then, the jog dial is used as an operation device, and by rotating the jog dial, each movement direction and mode release are moved as a selected position, and the movement direction axis, mode release selection,
After the determination is made, the movement of the screen is controlled in accordance with the direction of the rotation operation of the jog dial in the movement direction axis until the mode is released. That is, the movement of the screen is controlled by determining the movement direction axis by the two-step operation. After the movement direction axis is determined, the direction is simplified in two directions, forward and reverse, according to the direction of the rotation operation of the jog dial. Hereinafter, those processes and map display control will be described. 3 is a diagram illustrating an example of a screen for performing map display control, FIG. 4 is a diagram illustrating an example of a moving direction axis being selected on a map moving screen, and FIG. 5 is a moving direction axis on a map moving screen. FIG. 6 is a diagram showing an example of a state in which is determined, FIG. 6 is a diagram for explaining the flow of processing for performing map movement control by operating the jog dial, and FIG. 7 is a flow of processing for performing map zoom control by operating the jog dial. FIG.

In the screen for controlling the display of the map in the navigation apparatus according to the present invention, for example, the operation of the jog dial in the screen displaying the map is triggered as shown in FIG.
Display the set menu, move, zoom, and other command buttons on the map as shown in (1). The button of the set menu is used to enter a mode for setting a point, the button for movement is used for entering a mode for controlling the movement of a map described later, and the zoom is used for entering a mode for zooming the map. The close button is used to close the command button display, the menu button is used to enter the search mode, the re-voice button is used to listen to the output guidance voice again, and The button is used when you want to display all searched routes on the screen,
The re-search button is used to re-search the route once searched by another route. The selection positions of these buttons move in a predetermined order according to the direction of the rotation operation of the jog dial, and the selection positions are determined by an enter operation. In addition,
When the direction of the rotation operation of the jog dial is reversed, the moving order of the selected position is reversed. FIG. 4 shows an example of a screen in a mode for selecting a movement direction axis when the movement button is determined as a selection position, and FIG. In addition, each is set as a moving direction, and a button area for "return" and "zoom" for mode release is provided. In the screen shown in FIG. 4, the selection position in which the jog dial is highlighted in response to the rotation operation is moved in an eight-part divided area in the movement direction, and the "return" and "zoom" buttons are sequentially moved. To determine. For example, if the “zoom” button is determined as the selected position, a screen for controlling the zoom of the map is displayed. If the “return” button is determined as the selected position, the screen returns to the screen shown in FIG. When one of the areas in the moving direction is determined as the selected position, the movement of the map in the moving direction axis can be controlled. In the state shown in FIG. 4, the upper left area is set as the selected position. Here, when the enter operation is performed, this moving direction axis is determined, and as shown in FIG. 5, the upper left direction corresponding to the moving direction axis and vice versa. Area in the lower right of
The brightness of the buttons in the other areas is extremely reduced while leaving the display of the "return" button, and the upper left direction is highlighted. The screen shown in FIG. 5 is a state in which the map is moving in the upper left direction in which the jog dial is highlighted according to the rotation operation. When the rotation of the jog dial is stopped, the movement of the map is stopped and "Back" is highlighted.When the rotation of the jog dial is performed again in the same direction, the map moves in the upper left direction, but in the opposite direction. When the jog dial is rotated, the map moves in the opposite lower right direction. That is, the moving direction of the map is reversed according to the direction of the rotation operation of the jog dial while the moving direction axis is fixed. "Return" is used to change this movement direction axis. When the rotation operation of the jog dial is stopped and the enter operation is performed in a state where "Return" is highlighted, the screen returns to the screen shown in FIG.

Next, the flow of processing for controlling the movement of the map will be described with reference to FIG. First, when the movement selection position is determined on the screen of FIG. 3, the movement operation and scale call button shown in FIG. 4 are displayed (step S2).
1). The selected position is moved by rotating the jog dial, and when the enter operation is performed, the selected position is moved.
It is determined whether (one of the eight selection areas on the outer circumference), “scale” (zoom), or “return” (step S22).
In the case of "return", the screen returns to the previous screen, and in the case of "scale", the process proceeds to step S31 of the process described later with reference to FIG.
In the case of "move", a button for the movement direction is determined (step S23). Next, it is determined whether the moving direction is the forward direction or the reverse direction according to the rotation operation of the jog dial (step S).
24) The map is moved in the determined direction or in the opposite direction according to the respective determinations (steps S25 and S26). Further, it is determined whether or not the rotation operation of the jog dial is continued (step S27), and if the rotation operation is continued (Y
In the case of ES, the flow returns to step S24 to repeat the same processing. If the rotation operation has stopped (in the case of NO), the highlighting of the selected position is returned to the completion button “return” (step S28). Subsequently, it is determined whether the movement is restarted / completed (step S29). This indicates whether the jog dial has been rotated (resume) or entered (completed)
In the case of resumption, the process returns to step S24 again,
When completed, the map movement control is completed.

In the zooming process of the map performed in the case of "scale" in step S22, a scale button including a wide area button and a detail button is displayed as shown in FIG. 7 (step S31), and the direction of the rotation operation of the jog dial is displayed. It is determined whether the scale direction is the forward direction or the reverse direction in accordance with (step S3).
2). In the case of the forward direction, zooming is performed on a wide area map (step S33), and in the case of reverse direction, zooming is performed on a detailed map (step S34). Further, it is determined whether or not the rotation operation of the jog dial is continued (step S3).
5) If the rotation operation is continued (in the case of YES), the process returns to step S32 and the same processing is repeated. If the rotation operation is stopped (in the case of NO), the selected position is highlighted. To the completion button "return" (step S36). Subsequently, it is determined whether the scale is resumed / completed (step S37). This is whether the jog dial has been rotated (resume) or entered at the selected position of the "return" button (complete). In the case of resumption, the process returns to step S31. Is completed. Note that the zooming of the map can be changed from any of the “zoom” button shown in FIG. 3 and the “zoom” button shown in FIG.

FIG. 8 is a diagram showing another example of the configuration of the map moving screen, in which a button area is provided not on the outer periphery of the screen but on one side of the screen to display the moving direction axis and the completion and zoom buttons. . In the case of this screen, the highlighted button of the selected position is moved from top to bottom or from bottom to top according to the direction of the rotation operation of the jog dial, and the selected position is determined by performing an enter operation. ing.

It should be noted that the present invention is not limited to the above embodiment, and various modifications are possible. For example, in the above-described embodiment, the buttons are set for the map moving direction in which the outer periphery of the screen is divided into eight at the top, bottom, left, and right, and four corners. Alternatively, it may be possible to select a map movement corresponding to a so-called demonstration run along the searched route. Further, the moving speed of the map and the zooming speed may be changed according to the speed of the rotation operation of the jog dial and the duration of the operation.

[0024]

As is apparent from the above description, according to the present invention, storage means for storing map data, a jog dial for performing an input operation, display means for displaying a map, and operation of the jog dial are provided. Display control means for reading the map data stored in the storage means and displaying the map on the display means, the display control means displays a button for selecting a moving direction on the screen of the display means, The control of the map is controlled in two stages: the determination of the direction of movement and the movement in the direction determined by the enter operation, making it possible to smoothly move the map while taking advantage of the simplicity of rotating the jog dial in two directions. Become. Moreover,
Although the number of operations increases, clarity is added to the device operation, so that operation mistakes are reduced, the direction of movement can be corrected quickly, and operation stress on the user can be reduced.

[Brief description of the drawings]

FIG. 1 is a diagram showing an embodiment of a navigation device according to the present invention.

FIG. 2 is a diagram for explaining the overall flow of the navigation device according to the present invention.

FIG. 3 is a diagram illustrating an example of a screen for performing map display control.

FIG. 4 is a diagram illustrating an example during a selection operation of a movement direction axis on a map movement screen.

FIG. 5 is a diagram showing an example of a state in which a moving direction axis is determined on a map moving screen.

FIG. 6 is a diagram for explaining the flow of processing for performing map movement control by operating a jog dial.

FIG. 7 is a diagram illustrating a flow of a process of performing zoom control of a map by operating a jog dial.

FIG. 8 is a diagram showing another configuration example of a map moving screen.

[Explanation of symbols]

REFERENCE SIGNS LIST 1 input / output device, 2 current position detection device, 3 information storage device, 4 central processing device, 11 jog dial, 12
... Display, 13 ... Printer, 16 ... Speaker, 2
1 GPS receiver, 22 VICS receiver, 23
Data transmitting / receiving device, 24: absolute azimuth sensor, 25: relative azimuth sensor, 25: distance sensor, 40: CPU, 41 ...
Flash memory, 42 ROM, 43 RAM, 44
... Image memory, 45 ... Image processor, 46 ... Sound processor, 47 ... Communication interface, 48 ... Input interface

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 2C032 HC13 HC22 HC24 HC25 HD16 2F029 AA02 AB01 AB07 AB09 AC02 AC04 AC14 AC18 AC19 5H180 AA01 BB04 BB05 BB12 BB13 EE18 FF04 FF05 FF22 FF25 FF27 FF32 FF33

Claims (9)

[Claims] 1. A navigation device for performing a route search based on a point input such as a destination and performing route guidance according to a searched route, a storage device for storing map data, an input device for performing an input operation, Display means for displaying a map, and display control means for reading map data stored in the storage means in response to the operation of the input means and displaying a map on the display means, wherein the display control means A navigation device for displaying a button for selecting a moving direction on a screen of the means, and controlling a movement of the map in two stages of determining the moving direction and moving in the determined direction according to the operation of the input means. . 2. The input means is a jog dial, and the display control means determines a moving direction in accordance with a rotation operation and an enter operation of the jog dial, and moves the map in two steps of moving in the determined direction. It is characterized by controlling. 3. The display control means displays a button in a moving direction by dividing the screen on the outer periphery of the screen of the display means, and selects a selected position of the button in a forward or reverse direction according to a direction of a rotation operation of the jog dial. 3. The navigation device according to claim 2, wherein the navigation device is moved while being highlighted. 4. The display control means displays a button for selecting a moving direction and a button for canceling the determination of the moving direction on a screen of the display means, and selects a position of each of the buttons in response to a rotation operation of the jog dial. 3. The navigation device according to claim 2, wherein the navigation device is highlighted and moved. 5. The display control means displays, on a screen of the display means, a button for selecting a moving direction, a button for canceling the determination of the moving direction, and a zoom button for selecting a mode for zooming the map. 3. The navigation device according to claim 2, wherein the selected position of each button is highlighted and moved in accordance with a rotation operation of the jog dial. 6. The display control means controls the rotation of the jog dial by holding the determined movement direction until the determination of the movement direction is canceled in response to the enter operation even if the map is moved in response to the rotation operation of the jog dial. 3. The navigation device according to claim 2, wherein the movement of the map by the user can be continued. 7. A navigation device for performing a route search based on a point input such as a destination and performing route guidance according to the searched route, a storage device for storing map data, an input device for performing an input operation, Display means for displaying a map, and display control means for reading map data stored in the storage means in response to the operation of the input means and displaying a map on the display means, wherein the display control means A navigation device for displaying a button for selecting a map display control on a screen of the means, and performing a map display control in two stages of the determination of the button and the determined display control in accordance with the operation of the input means. . 8. A recording medium on which a route search is performed based on a point input such as a destination and a program for a navigation device for performing route guidance according to the searched route is recorded. A map is displayed, and a button for selecting a moving direction of the map is displayed. In response to an operation from an input unit, the map is displayed in two stages: a determination of a moving direction corresponding to the position of the button and a movement in the determined direction. A recording medium for a navigation device, wherein a program for controlling movement is recorded. 9. A recording medium on which a route search is performed based on a point input such as a destination and a program for a navigation device for performing route guidance according to the searched route is recorded. A map is displayed, and a button for selecting display control of the map is displayed. The map is displayed in two stages of determining display control corresponding to the position of the button and determining the display control in response to an operation from the input means. A recording medium for a navigation device, wherein a control program is recorded.