KR20100077728A - Method and apparatus for providing path information in navigation system - Google Patents

Abstract

PURPOSE: Path guide method and device of a navigation system are provided to inform a user of a changed address and to guide a path for the address. CONSTITUTION: A path guide method of a navigation system is as follows. Address information is input to guide a path with the navigation system(S204). It is determined whether the input address information belongs to changed address information(S206). If yes, the detailed changed address matching with the input address information is searched(S212). If the detailed changed address is searched, a route guide service is performed for the searched detailed changed address. Further, if the input address information belongs to the changed address information, a related message is output. If the input address information does not belong to the changed address information, a normal route guide service is performed.

Description

METHOD AND APPARATUS FOR PROVIDING PATH INFORMATION IN NAVIGATION SYSTEM}

The present invention relates to a route guidance technology of a navigation system, and more particularly, to a route guidance method of a navigation system suitable for route guidance for change number due to a change in administrative area.

In general, a navigation system includes a Global Positioning System (GPS) module, and receives its respective position signals from a plurality of GPS satellites to calculate its position. When the user's location is calculated, the calculated location is mapped and displayed on the map data, the destination is input from the driver, the calculated route from the current location to the destination is searched, and the searched route is mapped and matched with the map data. Follow the directions along the route.

Unlike a compass, a satellite navigation system can obtain accurate time with latitude, longitude, and altitude, as well as three-dimensional velocity information.

Positional accuracy is different between military and civilian use, civilian use has horizontal and vertical error of about 10 to 15m, and speed measurement accuracy is very short 3cm. In addition, the satellite is equipped with three atomic clocks to provide time information with an error of about 1 second in 36,000 years.

GPS is currently applied in a wide range of fields, from providing simple location information to automatic navigation and traffic control of aircraft, ships and automobiles, to preventing collisions of oil tankers, precise surveying of large-scale civil engineering works, and mapping. It is developed variously to dragon.

Such a location tracking service using GPS has been developed as a route guidance service based on current address information, and when a user inputs address information of a purpose, a service for accurately guiding a route to a corresponding address is provided.

In order to receive the route guidance service, address information is previously downloaded to a navigation or storage medium through a website, and then a GPS is operated to search for route map data matching the address.

By the way, the address information may be changed by changing the administrative area. In this case, the navigation system may fail to search for the changed address and fail the route guidance.

Accordingly, the present invention provides a route guide of a navigation system that can notify a user of information about an administrative area change number using a matching table when an address before the change is not found when searching for an address due to an administrative area change. To provide technology.

In addition, the present invention is to provide a route guidance technology of the navigation system that can be used to increase the ease of use by pre-establishing the information on the change number due to the change of administrative area in the matching table, and service the route guidance for the change number.

According to one aspect for solving the problems of the present invention, if the address information is input during the route guidance of the navigation system, determining whether the input address information is change number information, and the input address information is the change number information And searching for a detailed change number matching the input address information, and if a detailed change number matching the input address information is found, performing a route guidance service to the address of the searched detailed change number. It provides a route guidance method of the navigation system.

According to another aspect of the present invention, there is provided a route guidance apparatus of a navigation system, comprising: input means for generating a key signal for route guidance or address information input, and an address information input key signal from the input means; A control means for searching for a change number corresponding to the address information corresponding to the address information input key signal, and performing a route guidance service to the address of the found change address; and a current position of the navigation system according to the control of the control means. And display means for displaying route navigation information and route guidance information matching the address of the change site number.

According to the present invention, when the address before the change is not retrieved when the address is changed due to the change of the administrative area, information about the administrative area change number is provided to the user by using a matching table pre-built with the information about the change number. It can be notified, it can increase the ease of use by providing a route guidance service for the change number.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention.

Prior to the description of the embodiment, the technical gist of the present invention is to use a matching table for the change number of the administrative area change case when the address before the change is not searched at the address search due to the administrative area change. Announce that the changed address for the newly changed contents, and provides a guide service to the new address to solve the inconvenience of the customer due to lack of awareness of the new address (change address), from this technical idea for the purpose of the present invention It will be easy to achieve.

FIG. 1 is a block diagram illustrating a route guidance device of a navigation system according to an aspect of the present invention. An input unit 100, a control unit 102, a global positioning system (GPS) module 104, a display unit 106, and a map are provided. An information DB (database) 108, an address matching DB 110, and a storage 112.

As shown in FIG. 1, the input unit 100 includes a plurality of keys or buttons for the driver to control the navigation system according to the present invention, and a key to a key or button pressed by the driver among these keys or buttons. It generates data and applies it to the control unit 102. In this case, the input unit 100 may be, for example, a key input unit separately formed in the navigation system, or a touch screen input unit commonly provided through the display unit 106 to be described later.

The control unit 102 controls the overall operation of the navigation system according to the present invention. In particular, the control unit 102 changes the corresponding address information when the address information is input from the input unit 100 according to the present embodiment (administrative area). Change address due to change, etc.) through the address matching DB 110, and if the change number is controlled to display the address information is changed through the display unit 106, and matched with the input address information It searches for change address and provides route guidance service to address of change address.

A detailed control process of the control unit 102 will be described in detail later in the flowchart of FIG. 2.

The GPS module 104 receives a respective position signal from a plurality of GPS satellites (not shown) through a gyroscope and a GPS antenna (not shown) for sensing a travel direction, and calculates and outputs a position of a current navigation system. It is provided with a GPS antenna (not shown), etc., and serves to provide the control unit 102 with information about the sensed direction and the calculated current position information.

The display unit 106 is a means for displaying the operation state and additional information of the navigation system under the control of the control unit 102. For example, a liquid crystal display (LCD), an organic light emitting diode (OLED), or the like may be applied. It may be configured as a touch screen in conjunction with the input unit 100 described above. The display unit 106 serves to display the route guidance information of the address corresponding to the change address stored in the location and address matching DB 110 of the current navigation system under the control of the control unit 102. In addition, the display unit 106 serves to display a message indicating that the changed address number is when the currently input address information is the change number.

The map information DB 108 stores map data about the nation's topography matched with latitude and longitude, road and lane information on the terrain, and the stored map data is managed by the controller 102.

The address matching DB 110 stores information on a change address matching the original address information, for example, a change number due to the consolidation of administrative regions, and the information on the change number may be selected by the controller 102. .

In this case, the change number information stored in the address matching DB 110 is downloaded from a server providing address information and address information about the change number using a client terminal, that is, a user's desktop, a laptop, a mobile communication terminal, and the like. It may be information received (download). The change number information may be information synchronized with address matching information by connecting the client terminal and the navigation system through short-range wireless communication, such as Bluetooth, Zigbee, and infrared communication.

The storage unit 112 may be divided into an area for storing a control program for controlling the operation of the navigation system and an area for temporarily storing data generated during the execution of the control program, and the map information DB 108 described above. And the address matching DB 110 are managed by the control unit 102.

Hereinafter, with reference to the above-described configuration, with reference to the flowchart of Figure 2 attached to the route guidance method of the navigation system according to another aspect of the present invention will be described in detail.

Prior to the description of the embodiment, it is assumed that the change number information used in this process is previously stored in the address matching DB 110 in the navigation system by connecting the address information providing service server to the navigation system and the communication environment.

As shown in FIG. 2, in step S200, the controller 102 determines whether the GPS module 104 of the navigation system is activated, and if the GPS module 104 is activated, the process proceeds to step S202 to present the present invention. Identify the location of the navigation system.

Thereafter, the control unit 102 determines whether any address information is input through the input unit 100 (S204), and if the address information is input, whether the address information is changed or not, for example, an address search is performed due to a change in administrative area. It is determined whether the change number is impossible (S206).

As a result of the determination in step S206, if it is not the change number, the controller 102 proceeds to step S208 and proceeds with the general route guidance service according to the input of the corresponding address information. The route guidance service at this time includes a route guidance service through the map information DB 108, the display unit 106, the GPS module 104, and the like.

On the other hand, if the determination result of step S206, if the address information input through the input unit 100 has changed address, the control unit 102 proceeds to step S210, a message informing that the currently input address information is changed, the example For example, the display unit 106 controls the display unit 106 to display the guidance text "The currently input address is the address changed due to the change of administrative region."

Thereafter, the controller 102 searches for the change number that matches the address information input through the input unit 100 through the address matching DB 110 as in step S212. That is, the detailed address information on the change address is grasped through the address matching DB 110.

As a result of the search in step S212, when a matching change number is found (S214), the controller 102 proceeds to step S216 and performs a route guidance service to the address of the change address. At this time, the route guidance service includes, for example, route guidance service through the address matching DB 110, the map information DB 108, the display unit 106, the GPS module 104, and the like.

As described above, in this embodiment, when the address before the change is not retrieved when the address is changed due to the change of the administrative area, the embodiment changes the administrative area change number by using a matching table that is pre-built with the information about the change number. Information can be notified to the user, and the route guidance on the change number service is implemented to increase the convenience of use.

The foregoing embodiments are intended to illustrate, not limit, the invention, and those skilled in the art should note that many other embodiments can be designed without departing from the scope of the invention as defined by the appended claims. do. In the claims, any reference signs placed between parentheses shall not be construed to limit the invention. The expression “comprising”, “comprising” and the like does not exclude the presence of elements or steps other than those listed in all the claims or the specification as a whole. The singular references of components do not exclude a plurality of references of such components, and vice versa. The invention may be practiced by means of hardware comprising several distinct components and by means of suitably programmed computer means. In the claims enumerating several means, some of these means may be embodied by the same item of hardware. The simple fact that certain means are described in different dependent claims does not indicate that a combination of these means cannot be used.

1 is a block diagram illustrating a path guidance device of a navigation system according to an aspect of the present invention;

2 is a flowchart illustrating a route guidance method of a navigation system according to another aspect of the present invention.

<Brief description of the major symbols in the drawings>

100 input unit 102 control unit

104: GPS module 106: display unit

108: map information DB 110: address matching DB

112: storage unit

Claims (11)

Determining whether the input address information is the change number information when the address information is input during the route guidance of the navigation system; Searching for a detailed change number that matches the input address information when the input address information is the change number information; If a detailed change address matching the input address information is found, performing a route guidance service to the address of the found detailed change address; Route guidance method of the navigation system comprising a. The method of claim 1, The route guidance method, If the input address information is the change number information, outputting a notice indicating that the changed number is Route guidance method of the navigation system further comprising a. The method of claim 1, The route guidance method, Performing a general route guidance service if the input address information is not the change number information; Route guidance method of the navigation system further comprising a. The method of claim 1, The change number information, Route guidance method of navigation system which is change address according to change of administrative area. The method of claim 4, wherein The change address is, Route guidance method of the navigation system that is updated by connecting to the address information providing server and communication environment. The method of claim 5, The communication environment, Route guidance method of a navigation system comprising any one of a wired network, a wireless network, Bluetooth, Zigbee, infrared. As a route guidance device of a navigation system, Input means for generating a key signal for route guidance or address information input; A control means for searching for a change location number matching the address information corresponding to the address information input key signal when the address information input key signal is input from the input means, and performing a route guidance service to the address address of the searched change address number; Display means for displaying current position and route search information of the navigation system and route guidance information matching the address of the change address according to the control of the control means; Route guidance device of the navigation system comprising a. The method of claim 7, wherein The control means, And the display means controls the display means to output a guide text indicating that the changed address number is changed when the address information corresponding to the address information input key signal is the change number number. The method of claim 7, wherein The route guidance device, Address matching database that stores matching table containing change numbers updated by communication environment Route guidance device of the navigation system further comprising a. The method according to claim 7 or 9, The change number is Route guidance device of the navigation system that is the change address information according to the change of administrative area. The method of claim 9, The communication environment, Route guidance device of the navigation system comprising any one of a wired network, a wireless network, Bluetooth, Zigbee, infrared.

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