KR20130073225A - Navigation apparatus with route change function and method thereof - Google Patents

Abstract

PURPOSE: A navigation device with a route change function and a method thereof are provided to change a guidance route for making a vehicle advance to a direction where a user desires at an intersection so that the user is guided along a desired route. CONSTITUTION: A navigation device with a route change function comprises a display unit (100), a coordinate receiving unit (200), a map storage unit (300), and a control unit (400). The display unit displays route guide images. The coordinate receiving unit receives the coordination information of a location of a vehicle. The map storage unit stores map images for guiding a route. The control unit searches routes to a destination, sets a route as a guide route, and outputs the set guide route and a current location of the vehicle to the display unit by indicating the same on the map images. [Reference numerals] (100) Display unit; (200) Coordinate receiving unit; (300) Map storage unit; (400) Control unit

Description

Navigation apparatus with route change function and method thereof

The present invention relates to a vehicular device, and more particularly to a navigation device for guiding a vehicle route to a destination.

Navigation devices that use a GPS (Global Positioning System) receiver to search for and provide the current location information of the vehicle and the route to the destination desired by the driver are widely used. Such a navigation device stores navigation data (map images, etc.) for route guidance, and receives a satellite signal from a GPS satellite to check the current position of the vehicle on a map image stored therein and provides a service to the driver based on the navigation signal. do. The most common service provided by the navigation device to the driver is route search and guidance service. When the driver sets the destination through the touch screen screen of the navigation device or a separate input means, the navigation device provides a route to the destination by connecting the movable roads from the map image stored therein.

The navigation device's route search function provides various options such as recommended route, street priority, highway priority, general road priority, and traffic information consideration, and various navigation related functions such as avoidance road, avoidance area, and detour, to guide the user to the desired route. This function allows you to receive. In this way, a user can select and navigate several options when searching for a route such as a recommendation route, a street priority, traffic information consideration, a highway priority, and a general road priority, and the route searched by the navigation device may be an optimal route. Depending on the individual taste, the user may have more suitable and preferred roads, even if they are not optimal paths. However, in the conventional search method, there is a function of bypassing a specific road or passing a specific road in a one-time after searching, but there is no function for searching a path to preferentially pass a desired road at each search.

On the other hand, the invention related to the route recommending device and route recommendation method is known through the Patent Publication No. 10-2010-0045339. This route recommendation device and route recommendation method guides the route to the destination for drivers who are inexperienced in driving the vehicle such as novice drivers. do. In detail, the route recommending device and the route recommending method measure a current position by receiving a satellite signal, search for a plurality of routes from the current position to the destination by using the destination information and the measured current position, and rotate when moving to the destination. The number of times is calculated for each of a plurality of routes, the number of rotations of each calculated route is provided, and the plurality of routes is recommended to the user. However, this route recommendation device and route recommendation method also do not provide the directions to the route desired by the user.

An object of the present invention is to provide a technical method for guiding a user to a desired route when the guidance route is not a desired route at an intersection.

According to an aspect of the present invention, there is provided a navigation apparatus having a route change function, which includes a display unit displaying a route guidance image, a coordinate receiver receiving position information of a vehicle, and map images for route guidance. A map storage unit and a route for reaching a destination are searched and set as a guide route, and the current location of the vehicle and the set guide route identified through the received location information are displayed on a map image read from the map storage unit. And outputting to the display unit and re-searching and re-searching the route for reaching the destination via the selected advance direction when there is a user input that selects an exit direction different from the guide path direction at the intersection on the map image displayed on the display unit. Include a control to reset the route to a guided route. The. The control unit displays graphic objects for selecting the other exit direction at the intersection on the map image according to a user input on the display unit.

On the other hand, in order to achieve the above-described technical problem, the method for changing the departure route according to an aspect of the present invention comprises the steps of: searching for a route for reaching a destination, setting the searched route as a guide route and displaying the screen; If there is a user input for selecting a departure direction different from the guidance route direction at the intersection on the map image, re-navigating the route for reaching the destination via the selected entrance direction; and converting the re-searched route into the guidance route. Resetting.

The rescanning of the route may include displaying graphic objects for selecting an exit direction different from the guide route direction at an intersection on the displayed map image, and corresponding to the graphic object selected by the user among the displayed graphic objects. Re-navigating the route to reach the destination via the exit direction.

The present invention creates an effect of allowing the user to be guided in the desired path by changing the guide path so that the user can advance in the desired direction at the intersection.

1 is a block diagram of a navigation device having an exit path change function according to an embodiment of the present invention;
Figure 2 is an exemplary screen showing the branch point, guide advance direction and preliminary direction information.
3 is an exemplary view showing a advance direction selection window according to an embodiment of the present invention.
4 is an exemplary screen illustrating a straight selection in the advance direction selection window of FIG. 3.
FIG. 5 is an exemplary view of a guide route screen for reaching a destination via a straight direction selected in FIG. 4. FIG.
6 is a screen example showing a lane information display window for changing the exit direction.
7 is an exemplary view showing a turn list direction icon for changing the exit direction.
8 is a flowchart illustrating a method for changing an advance path according to an embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The foregoing and further aspects of the present invention will become more apparent from the following detailed description of preferred embodiments with reference to the accompanying drawings. Hereinafter, the present invention will be described in detail to enable those skilled in the art to easily understand and reproduce the present invention.

1 is a block diagram of a navigation device having an advance path changing function according to an embodiment of the present invention.

The navigation device may be an AVN unit further having audio and video functions in addition to the navigation function. Here, AVN means Audio, Video, Navigation, as is well known. As illustrated, the navigation device includes a display unit 100, a coordinate receiver 200, a map storage unit 300, and a controller 400. The display unit 110 may be a liquid crystal display and displays an image for guiding a route of the vehicle. The display unit 110 may be a touch screen including an input interface for a user input as well as an output interface. The coordinate receiver 200 is a component for receiving position coordinate information of a vehicle, and is preferably a GPS (Global Positioning System) receiver. The map storage unit 300 is a memory for storing map images for vehicle route guidance. The memory may be a flash memory. In addition, the map image stored in the map storage unit 300 is preferably divided into a plurality of regions and stored. The controller 400 is configured to control the entire navigation apparatus and may perform a path search and guidance process by loading and executing an application for a navigation function stored in a memory.

Hereinafter, an exemplary embodiment of the navigation device will be described with reference to FIG. 1. The controller 400 determines the vehicle position through the position coordinate information received through the coordinate receiver 200, reads a map image of the region including the vehicle position from the map storage unit 300, and reads the map image. The vehicle position is displayed and output to the display unit 100. In addition, the controller 400 searches the arrival path to the destination designated by the driver, and presents it through the display unit 100 so as to select any one of the found paths. When the driver selects any one path, the controller 400 sets the selected path as the guide path, and displays the guide path on the display unit 100 according to the current position of the vehicle checked through the coordinate receiver 200. Follow the route guidance.

As illustrated in FIG. 2, when the vehicle approaches the intersection (branch point) 510, a graphic object (preliminary direction guide icon) indicating the position of the branch point, the vehicle advance direction 520 and the preliminary direction information at the branch point 510. 530 is displayed on the display unit 100. When the user selects (clicks) the preliminary direction guide icon 530, the controller 400 displays the direction selection display window 540 composed of graphic objects for directions that can be spent at the branch point as shown in FIG. 3. Will output When the user selects a graphic object indicating a straight direction from among the graphic objects displayed on the direction selection display window 540 as illustrated in FIG. 4, the controller 400 determines a destination arrival path via the straight direction that is the selected exit direction. After rescanning, the rescanned path is reset to the guide path and output to the display unit 100 as shown in FIG. 5.

Meanwhile, even when the user selects the lane information display window 550 as shown in FIG. 6, the controller 400 may output the direction selection display window 540 as shown in FIG. 4 to the display unit 100. As another example, even when the user selects the turn list direction icon 560 as shown in FIG. 7, the controller 400 may output the direction selection display window 540 as shown in FIG. 4 to the display unit 100. Can be.

8 is a flowchart illustrating a method for changing an advance path according to an embodiment of the present invention.

The controller 400 searches for a route for reaching a destination (S100). When the route is found, the controller 140 sets the found route as a guide route (S200). If several paths are found, the controller 140 may set any one path selected by the driver as a guide path. When the guide path is set, the controller 400 starts the path guide according to the set guide path (S300). When the route guidance is started, the display unit 100 displays a map image corresponding to the current position of the vehicle, and displays the current position of the vehicle and the guidance route at the position on the map image.

Then, when the vehicle approaches the intersection (branch point) 510 as illustrated in FIG. 2, the graphic object indicating the position of the branch point 510, the vehicle advance direction 520 and the preliminary direction information at the branch point 510 ( Preliminary direction guidance icon) 530 is displayed on the display unit 100. When the user selects (clicks) the preliminary direction guide icon 530, the controller 400 displays the direction selection display window 540 composed of graphic objects for directions that can be spent at the branch point as shown in FIG. 3. Output to (S400). When the user selects a graphic object indicating a straight direction from among the graphic objects displayed on the direction selection display window 540 as illustrated in FIG. 4, the controller 400 determines a destination arrival path via the straight direction that is the selected exit direction. After rescanning, the rescanned path is reset to the guide path and output to the display unit 100 as shown in FIG. 5 (S500).

So far I looked at the center of the preferred embodiment for the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the disclosed embodiments should be considered in an illustrative rather than a restrictive sense. The scope of the present invention is defined by the appended claims rather than by the foregoing description, and all differences within the scope of equivalents thereof should be construed as being included in the present invention.

100: display unit 200: coordinate receiving unit
300: map storage unit 400: control unit

Claims (4)

A display unit displaying a route guidance image;
A coordinate receiver configured to receive position coordinate information of the vehicle;
A map storage unit storing map images for guiding a route; And
Search for a route to reach a destination and set it as a guide route, and display the current position of the vehicle and the set guide route identified through the received position coordinate information on a map image read from the map storage unit, and output it to the display unit. And when there is a user input that selects a departure direction different from the guidance route direction at the intersection on the map image displayed on the display unit, re-searches the route for reaching the destination via the selected entrance direction and guides the re-searched route. A control unit for resetting to;
Navigation device having a forwarding path change function comprising a. The method of claim 1,
And the control unit displays the graphic objects for selecting the different exit direction at the intersection on the map image on the display unit according to a user input. Searching for a route to reach a destination;
Setting the searched path as a guide path and displaying the screen;
Re-navigating a route for reaching the destination via the selected advance direction when there is a user input for selecting an exit direction different from the guide path direction at the intersection on the screen displayed map image; And
Resetting the rescanned path to a guided path;
Advancing path changing method comprising a. 4. The method of claim 3, wherein rescanning the route comprises:
Displaying graphic objects for selecting a departure direction different from a guide path direction at an intersection on the screen displayed map image; And
Re-navigating a route for reaching the destination via an advance direction corresponding to the graphic object selected by the user among the displayed graphic objects;
Advancing path changing method comprising a.

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