KR20000043339A - Method for displaying screen in traffic guidance system - Google Patents

Abstract

PURPOSE: A screen displaying method of a traffic guidance system is provided to reduce a traveling time to a destination by displaying a detour path, a traffic, and an optimum path by different colors. CONSTITUTION: In a screen displaying method of a traffic guidance system, if a user selects a display mode(11), a present vehicle position is displayed(12). A destination is inputted through a monitor by a user(13), and then an optimum path from a present position to the destination is determined(14). traffic information to each path period of the optimum path is received(15). The optimum path is displayed with different colors according to the traffic(16). In a case where a jam period exists in the optimum path, there is judged whether a detour path against the jam period closely to the present position is selected(17). If so, traffic information to each path period of the selected detour path is received(18). A more closely detour path is selected on the basis of the received detour paths(19). The detour path is displayed with different colors according to the traffic(21).

Description

How to display the screen of the vehicle traffic guidance system

The present invention relates to a screen display method of a traffic guide system for a vehicle. In particular, the optimum route to the destination is displayed in a color distinguished according to the traffic volume, and a road with a large amount of traffic is displayed in a color distinguishing the detour route and the traffic volume of the detour route. The present invention relates to a screen display method of a traffic guide system for a vehicle for guiding a shortest travel time to a destination.

Nowadays, the increase of vehicles has led many people to drive to their destinations, and due to the complexity of roads and the increase of vehicles, many vehicles coming from behind do not move quickly and accurately to their destination. It got in the way.

If the driver is embarrassed because the driver is not aware of the route to the destination in the case of a first-time or crowded city, the operation of the vehicle is further delayed and more difficult to find the destination.

In addition, if you enter the road where traffic jams occur, it takes a lot of time, so you need accurate information about it.

Therefore, the data of each map is subdivided and input using CD-ROM (Compact Disc Read Only Memory) for vehicle navigation system, and then the satellite positioning system (Global Positioning System), gyro sensor, geomagnetic sensor, vehicle speed sensor, etc. By matching the current vehicle location with the map data, it is easy to search the road or select the route.

However, the screen display method of the conventional vehicle traffic guidance system as described above has a hassle to look up the movement route of the vehicle from the current vehicle position.

Accordingly, the present invention displays the optimum route to the destination in a color distinguished according to the traffic volume, and the road with a large amount of traffic displays the bypass route and the traffic volume of the bypass route in a different color so as to shorten the travel time to the destination. It is an object of the present invention to provide a method for displaying a screen of a vehicle traffic guidance system for guiding.

In order to achieve the above object, the present invention,

Displaying the current vehicle position from the GPS receiver;

Inputting a destination;

Determining an optimum route from a current position to a destination from a GPS receiver, and receiving information on the traffic volume for each route section of the optimal route; And

Displaying the optimal paths, and displaying the respective paths by different colors according to the traffic volume;

It provides a screen display method of the vehicle traffic guidance system configured to include.

In addition, the present invention, if there is a heavy traffic section with a predetermined amount of traffic in the optimum route, determining whether to select a detour route for the nearest traffic section from the current location;

Receiving a detour route from the GPS receiver, when the detour route is selected, and receiving information of the traffic volume for each route section of the detour route;

Selecting a predetermined number of detour paths closer to each other based on a distance among the received detour paths; And

Displaying the selected number of detours, and displaying each route by different colors according to the traffic volume;

It provides a screen display method of the vehicle traffic guidance system configured to include.

According to the screen display method of the vehicle traffic guidance system of the present invention, the optimum route to the destination is displayed in a color distinguished according to the traffic volume, and the road with a large amount of traffic is displayed in a color distinguishing the traffic volume of the detour route and the detour route to the destination. Even if you don't know the route, you can travel without any difficulty, and even if there is a traffic jam, you can get the information automatically in advance, and you can automatically receive the information on the detour, so you can get the most travel time to the destination. It can be shortened.

1 is a block diagram schematically showing a screen display apparatus of a vehicle traffic guidance system of the present invention;

2 is a flowchart illustrating a screen display method of a vehicle traffic guidance system of the present invention.

<Explanation of symbols for main parts of drawing>

1: key input 2: microprocessor

4: memory 5: color storage

6: CD-ROM Driver 8: Map Data Driver

9: monitor 10: sensor

11: GPS receiver 12: antenna

Hereinafter, the screen display method of the vehicle traffic guidance system of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram showing the overall configuration of the present invention.

As shown in FIG. 1, the key input unit 1 receives a user's option through a vehicle guide selection key, an up / down key, an input key, etc. in addition to a key for operating a vehicle.

When the microprocessor 2 receives the driver's option through the key input unit 1, the microprocessor 2 controls the internal operation according to the method and procedure of control stored in the internal program memory 3.

The memory 4 temporarily stores and outputs information according to an operation under the control of the microprocessor 2.

The color storage unit 5 stores three different colors, for example, red, blue, and yellow, under the control of the microprocessor 2, and the corresponding path section is controlled by the microprocessor 2. Output the selected color.

The CD-ROM driver 6 reads and outputs attribute data such as road name and width and map data stored in the CD-ROM 7 under the control of the microprocessor 2.

The map data drive unit 8 displays a map including the attribute data read from the CD-ROM 7 and a route including a route to a destination according to the map data, on the monitor 9 under the control of the microprocessor 2. Display.

The sensor unit 10 transmits an operation state of the vehicle through the geomagnetic sensor, the gyro sensor, the speed sensor, and the brake sensor to the microprocessor 2.

The GPS (Global Positioning System) receiving unit 11 receives a radio wave of information about a road situation, traffic volume for each section, and driving of a vehicle from the satellite through the antenna 12.

The screen display method of the vehicular traffic guidance system of the present invention configured as described above will be described.

When the user selects the display mode (step 11), the GPS receiver 11, the geomagnetic sensor of the sensor unit 10, the geomagnetic sensor, the gyro of the current vehicle position from the satellite through the antenna 12 Check and display through sensors, speed sensors and brake sensors. (Step 12)

When the user selects the display mode, the microprocessor 2 receives the destination through the monitor 9. (Step 13)

Check the optimum path from the satellite to the antenna 12 via the GPS receiver 11 through the GPS receiver 11, the geomagnetic sensor, the gyro sensor, the speed sensor, and the brake sensors of the sensor unit 10. (Step 14).

Receive information of the traffic volume for each route section of the optimal route. (Step 15)

The optimal route is displayed, and the respective routes are displayed in different colors according to the traffic volume (step 16). For example, the traffic volume is divided into three stages: red for heavy traffic, yellow for normal traffic, and green for little traffic.

If there is a congestion section with a traffic volume greater than or equal to a predetermined amount of the optimal route, it is determined whether to select a detour route for the congestion section nearest to the current position (step 17).

When the bypass route is selected, the GPS receiver receives the bypass route through the GPS receiver 11, the geomagnetic sensor, the gyro sensor, the speed sensor, and the brake sensors of the sensor unit 10. Receive information of the traffic volume for each route section of the bypass route. (Step 18)

Among the received detour paths, a predetermined number of detour paths closer to each other is selected based on a distance. (Step 19) The designated number can be selected by the keyboard, for example, how many to display.

The detour route is displayed, and each route is displayed in a different color according to the traffic volume (step 21). As in the optimum route, the traffic volume is divided into three stages, and when the traffic jam is severe, it is distinguished by red, usually yellow, and green when there is little traffic.

As described in detail above, according to the screen display method of the vehicle traffic guidance system of the present invention, the optimal route to the destination is displayed in a color distinguished according to the traffic volume, and the road with a large amount of traffic also distinguishes the traffic volume between the bypass route and the bypass route. If you do not know the route to your destination, you can travel without difficulty, and even if there is a traffic jam, you can be automatically provided with the information in advance, and you will be automatically informed of the detour road. The shortest time to travel to the destination will be.

Claims (2)

Displaying the current vehicle position from the GPS receiver; Inputting a destination; Determining an optimum route from a current position to a destination from a GPS receiver, and receiving information on the traffic volume for each route section of the optimal route; And Displaying the optimal paths, and displaying the respective paths by different colors according to the traffic volume; Screen display method of a vehicle traffic guidance system comprising a. The method of claim 1, further comprising: determining whether to select a detour route for the jam section closest to the current location when there is a jam section having a traffic amount greater than or equal to a predetermined amount of the optimum route; Receiving a detour route from the GPS receiver, when the detour route is selected, and receiving information of the traffic volume for each route section of the detour route; Selecting a predetermined number of detour paths closer to each other based on a distance among the received detour paths; And Displaying the selected number of detours, and displaying each route by different colors according to the traffic volume; Screen display method of the vehicle traffic guidance system, characterized in that it further comprises.