KR20040067356A - Device and method for transmitting of nevigation information - Google Patents

Abstract

PURPOSE: An apparatus and a method for providing vehicle moving position information are provided to increase applicability of a vehicle navigation system by enabling the vehicle navigation system and a mobile radio communication equipment to share the vehicle moving position information. CONSTITUTION: A vehicle navigation system(140) is provided with a telematics function. The vehicle navigation system communicates with a mobile radio communication equipment(150) and receives GPS(Global Positioning System) signals from a GPS satellite(130). A vehicle information center(110) manages the vehicle navigation system. The vehicle information center receives information containing vehicle moving position information from a contents provider(100) through a network of a communication company(120) to provide them to vehicle navigation system.

Description

Device and method for providing vehicle movement location information {Device and method for transmitting of nevigation information}

The present invention relates to an apparatus and a method for providing vehicle movement position information, and more particularly, to an apparatus and method for providing vehicle movement position information between a vehicle navigation system and a mobile communication device.

The development of industry and technology is providing modern people with prompt information and various technologies. Vehicle navigation systems are also a product of this development. In particular, Hyundai may suffer economic and time losses due to increased traffic congestion and logistics costs. Therefore, attempts are being made to efficiently control traffic flows to prevent such economic losses. One of them is the vehicle navigation system.

1 is a block diagram of a general vehicle navigation system.

A general vehicle navigation system detects the position of a driving vehicle, reproduces an electronic map corresponding to the position of the vehicle from the recording medium 13 that records geographic information, etc., and electronically maps the driving trajectory of the vehicle to the terminal 14. The operation of displaying on the screen is performed. In addition, when the user designates a starting point and a destination through the key input unit 11, the vehicle navigation system searches for a driving route corresponding to the starting point and a destination, and displays the result on an electronic map so that the user can easily check. The vehicle navigation system receives a satellite signal from the GPS satellites disposed on the earth through the GPS receiver 10, and tracks the driving trajectory by grasping the current position and traveling direction of the vehicle under the control of the vehicle navigation controller 12. . And since it is possible to reach the destination from the starting point through several driving routes, it is required to provide the vehicle driver with the shortest route.

That is, the general vehicle navigation system shown in FIG. 1 tracks the position of a vehicle in operation and accurately displays it on a road map, and provides various other useful information according to road traffic conditions, gas stations, government offices, etc. to a destination. .

However, the conventional vehicle navigation system is configured to be able to receive information according to the movement route only for a vehicle equipped with the vehicle navigation system. In addition, only a user in a vehicle equipped with a vehicle navigation system could receive various information using the vehicle navigation system.

This is because the conventional vehicle navigation system simply consists of a control configuration that can receive and display a GPS signal. Therefore, the range of use of the conventional vehicle navigation system has to be limited. This has also led to consumer dissatisfaction with low price / performance.

Recently released vehicle navigation system is configured to be compatible with other electronic equipment in the vehicle, and furthermore, with the development of technology, various information and data can be shared through various equipment.

Accordingly, an object of the present invention is to provide a vehicle movement position information providing apparatus and method for sharing vehicle position movement information between a vehicle navigation system and a mobile communication device.

Another object of the present invention is to provide an apparatus and method for providing vehicle movement location information capable of transmitting any vehicle navigation service to a mobile communication device.

1 is an exemplary view of a conventional vehicle navigation system;

2 is a general schematic diagram for providing vehicle movement position information according to the present invention;

3 is a control block diagram of a vehicle navigation system according to the present invention;

4 is an operation process diagram for providing vehicle movement position information according to the present invention.

Explanation of symbols on the main parts of the drawings

215: CDMA 218: GPS

221: CD deck 224: gyro

227: motherboard 230: key control unit

231: Picture file generation unit 237: Character generation unit

233: LCD control unit 236: central processing unit

239 memory 242: audio board

245 power 248 signal processing unit

251 tuner 254 microcomputer

257,209,212,275: Antenna 260: Tape Deck

269: external amplifier 272: TV module

According to an aspect of the present invention, there is provided a method for providing vehicle movement position information, comprising: a receiving step of receiving a mobile communication signal for requesting arbitrary vehicle movement position information, the vehicle navigation system having a mobile communication module; A searching step of searching for any vehicle moving position information received in the receiving step; And a transmitting step of transmitting the vehicle moving position information found in the searching step as a mobile communication signal.

The receiving step is characterized in that for receiving as a text signal.

The transmitting step includes: generating a vehicle moving position information found in the searching step in a picture file and / or text; A conversion step of converting the picture file and / or text generated in the generation step into a mobile communication signal; And a transmission step of transmitting the mobile communication signal converted in the conversion step.

The searching step may include: a searching step of searching for any vehicle moving position information received in the receiving step; And a display step of displaying the vehicle movement position information found in the search step by matching the displayed map information with the stored map information.

The searching step is characterized in that the search via a GPS satellite signal.

Alternatively, the searching step, characterized in that the search through the stored map information.

Alternatively, the transmitting step may include a generation step of generating vehicle moving position information matched with map information in the display step as a picture file and / or text; And a transmission step of transmitting the picture file and / or text generated in the generation step.

According to another aspect of the present invention, there is provided a method for providing vehicle movement position information, the system comprising: a system for transmitting and receiving mobile communication signals between a vehicle navigation system having a mobile communication module and a mobile communication device, wherein the vehicle navigation system is used in the mobile communication device. A transmission step of transmitting a text signal for requesting arbitrary vehicle movement position information to the vehicle; A receiving step of receiving, by the vehicle navigation system, a text signal transmitted in the transmitting step; A search step of searching for vehicle movement position information included in the text signal received in the reception step using map information stored in the vehicle navigation system; A file generation step of generating the searched vehicle movement position information into a text or / and picture file which can be transmitted; And a transmission step of transmitting the vehicle movement position information generated in the file generation step to a mobile communication device.

And the vehicle movement position information providing apparatus according to the present invention for achieving the above object comprises a memory for storing map information; A mobile communication module configured to receive a mobile communication signal requesting arbitrary vehicle movement position information and to transmit the retrieved vehicle movement position information; Control means for controlling the retrieval of vehicle movement location information requested through the mobile communication module using map information stored in the memory; And a location information converting unit for converting the searched vehicle moving location information into data of a specific format, wherein the mobile communication module transmits the converted location information to the requested mobile communication device.

The specific format is characterized in that the character or picture file.

The invention further comprises display means for displaying the retrieved vehicle movement position information under the control of the control means.

The present invention further includes a GPS module for transmitting and receiving GPS satellite signals, wherein the control means searches for the requested vehicle movement position information through the memory or the GPS module.

Hereinafter, an apparatus and method for providing vehicle movement position information according to the present invention will be described in detail with reference to the accompanying drawings.

2 is an overall conceptual diagram for providing vehicle movement position information according to the present invention.

The present invention is configured to transmit and receive vehicle movement position information between an automobile A equipped with a vehicle navigation system and an automobile B not equipped with a vehicle navigation system but equipped with a mobile communication device. At this time, Car A and Car B transmit and receive necessary information using a mobile communication signal. Therefore, the vehicle navigation system mounted on the vehicle A includes a mobile communication module, and mobile communication is also provided.

The present invention, when the vehicle does not have a vehicle navigation system and wants to receive the position information according to the movement of the vehicle, requests information from the vehicle equipped with the vehicle navigation system using the mobile communication module, the vehicle navigation system The onboard vehicle is implemented to receive the location information corresponding to the requested information from the GPS satellites and provide the information back to the requested vehicle through the mobile communication module.

Therefore, it is possible to transmit the vehicle movement position information and various other information and data between the vehicle A equipped with the vehicle navigation system and the vehicle B not equipped with the vehicle navigation system but the vehicle B equipped with the mobile communication device through the mobile communication module. Done.

To this end, the vehicle navigation system 140 of the present invention is installed in a vehicle, is connected to various audio and video devices in the vehicle, and is configured to perform various wireless data services by adding a telematics function. . In addition, the vehicle navigation system 140 is configured to transmit and receive mobile communication signals to and from any mobile communication device 150 through the provided mobile communication module. The vehicle navigation system 140 receives various GPS signals required from the GPS satellites 130.

And the present invention is provided with a vehicle information center 110 for managing the vehicle navigation system 140. The vehicle information center 110 receives various vehicle navigation service information including the vehicle movement position information for providing the vehicle navigation system from the information provider 100. The information provider 100 provides geographic information, traffic information, various Internet information, and the like.

In addition, the vehicle information center 110 should control a mobile communication function inside the vehicle navigation system 140. To this end, the vehicle information center 110 must enter into an arbitrary contract with a service center having a mobile communication network or the telecommunication company 120. This is because the mobile communication network of the telecommunication company 120 must be used to operate the mobile communication function inside the vehicle navigation system 140 installed in the vehicle. In addition, since the vehicle information center 119 needs to transmit and receive vehicle information using the GPS satellites 130, the vehicle information center 119 is closely associated with the GPS satellite management station.

Next, Figure 3 is a control block diagram of a vehicle navigation system according to the present invention.

The vehicle navigation system of the present invention is configured to be connected to various audio and video devices in a vehicle, add telematics functions, and perform various wireless data services.

The vehicle navigation system of the present invention includes a central processing unit (CPU) 236 for controlling the system as a whole, a memory 239 for storing various kinds of information, a key control unit 230 for controlling various key signals, and a TFT to be described later. A main board 227 having an LCD control unit 233 for LCD display control is provided.

The memory 239 stores map information provided through the vehicle information center 110. The map information is updated and stored at predetermined intervals according to changes of roads and buildings. The map information stored in the memory 239 includes a CDMA 215 which is a mobile communication module described later in the present invention when tracking or displaying vehicle movement location information, displaying a movement route from a current location to a destination. It is provided under control of the central processing unit 236 when displaying any vehicle travel path requested through.

In addition, the main board 227, the map file stored in the memory 239 and the image file generation unit 231 for matching the movement route from any location (current position) to the destination to generate a single picture file It includes. The picture file generator 231 is generated under the control of the CPU 236 according to a user's request. The picture file generation unit 231 temporarily stores the generated picture file, and is transmitted as a mobile communication signal through the CDMA 215 under the control of the central processing controller 236. The picture file generation unit 231 preferably generates and stores the movement path information displayed on the TFT LCD 200 to be described later as a picture file.

In addition, the main board 227 includes a character generator 237. The character generation unit 237 creates and stores a movement path from an arbitrary position (current position) to a destination as a character. The stored text is transmitted as a mobile communication signal through the CDMA 215 under the control of the CPU 236. It is preferable that the character generator 237 extracts, generates, and stores only character information from moving path information displayed on the TFT LCD 200 to be described later.

The main board 227 has a CDMA 215, which is a mobile communication terminal that enables transmission and reception of mobile communication signals, and a GPS 218 for receiving GPS signals for locating a vehicle and tracking a route from a starting point to a destination. The CD deck 221 and the gyro 224 for reproducing the CD signal are directly connected through a cable or directly. The CDMA 215, GPS 218, etc. receive signals via antennas 209, 212.

In addition, a TV module 272 for receiving a TV signal is connected to the main board 227, and the TV module 272 receives a TV signal through a TV antenna 275. The main board 227 is connected to the TFT LCD 200 under the control of the LCD control unit 233 and the front board 203 under the control of the key control unit 230 through the interface board 206. have. The TFT LCD 200 displays various video signals and text signals, and the front board 203 is provided with buttons for inputting various key signals, and provides key signals corresponding to a user-selected button. Provided to the motherboard side.

In addition, the vehicle navigation system of the present invention is connected to the main board 227, and an audio board 242 for processing various audio signals is connected. The audio board 242 includes a microcomputer 254 for controlling the audio board 242, a tuner 251 for receiving a radio signal, a power 245 for supplying power to the microcomputer 254, and And a signal processor 248 for performing signal processing for outputting various audio signals.

The audio board 242 is connected with a radio antenna 257 for receiving a radio signal, a tape tag 260 for reproducing the audio tape, and the like. The audio board 242 is also connected to the interface board 206. In addition, an amplifier 269 for outputting a voice signal processed by the audio board 242 is connected to the audio board 242.

The amplifier 269 is connected to the vehicle interface 263. That is, the audio board 242 and the main board 227 are connected to the vehicle interface 263. The vehicle interface 263 is connected to a speed sensor for detecting a speed of a vehicle, an air pack for providing safety, and a hand free 266 for inputting a voice signal without using a vehicle driver's hand.

Next, an operation process of the vehicle navigation system according to the present invention having the above configuration will be described.

First, a vehicle position guide process as a vehicle navigation system is as follows. When the user selects a menu according to the vehicle position guide through a button provided on the front board 203, the selection signal is input to the key control unit 230 inside the main board 227 through the interface board 206.

The key controller 230 recognizes the input signal and informs the central processing unit 236 that the user requests the vehicle location guidance. The central processing unit 236 then controls to perform the vehicle position guidance control required by the user.

The GPS 218 reaches the destination according to the current position of the vehicle, the information according to the moving route from the origin to the destination requested by the user, and the other destination through the antenna 212 under the control of the central processing unit 236. Receive various traffic information required to do this. The GPS signal received by the GPS 218 is mixed with the map information stored in the memory 239 under the control of the LCD control unit 233 and displayed on the TFT LCD 200.

At this time, when the user requests the GPS signal received by voice, the CPU 236 outputs the received GPS signal to the audio board 242. The audio board 242 inputs the received GPS signal through the signal processor 248 and outputs it through the amplifier 269 under the control of the microcomputer 254. In this way, the user can listen to the GPS signal received by voice.

Next, an operation process for a mobile communication service will be described.

The CDMA 215 maintains a standby state capable of receiving external signals at all times while power is supplied. When the user wants to receive a mobile communication service from the outside, the user receives an external mobile communication signal through the antenna 209. The received mobile communication signal is subjected to signal processing of the mobile communication signal by the CDMA 215, and the mobile communication signal for transmission to the outside is also transmitted by signal processing of the mobile communication signal by the CDMA 215.

The received mobile communication signal is signaled by the CDMA 215 and then input to the main board 227. The main board 227 transmits the CDMA received signal to the audio board 242 under the control of the central processing unit 227.

The audio board 242 inputs a signal through the signal processor 248, processes the signal into a human-readable signal, and outputs the signal through the amplifier 269 under the control of the microcomputer 254.

On the other hand, the present invention can perform the control to transmit the vehicle navigation service provided by the vehicle navigation system to the mobile communication device in a state capable of receiving the vehicle navigation service and the mobile communication service as described above.

4 is a flowchart illustrating a process of transmitting vehicle movement position information acquired using a vehicle navigation system to a mobile communication device.

The CDMA 215 is in a standby state capable of receiving a mobile communication signal at all times while power is supplied. In this state, the mobile communication device 150 receives the mobile communication signal for requesting the movement location information of the arbitrary vehicle (operation 300). The mobile communication signal received in step 300 may use a text signal.

The mobile communication signal received in step 300 is signaled by the CDMA 215 and then input to the main board 227. The CPU 236 of the main board 227 decodes a text signal corresponding to the signal received in step 300 and searches for a position included in the text signal (step 310).

In operation 310, the map information stored in the memory 239 may be used, and when the information to be obtained from the map information stored in the memory 239 is insufficient, the vehicle guide sensor 110 may be connected through the GPS 218. It is also possible to request information from As an example, simple location information may be obtained from map information stored in the memory 239. However, when it is desired to obtain information corresponding to the shortest distance from an arbitrary location to a destination, particularly when it is desired to obtain information to which current road conditions are applied, it is preferable to receive a GPS signal analyzed based on the current situation.

That is, step 310 refers to a process of searching for vehicle movement location information requested by the mobile communication device 150.

In this way, the vehicle movement position information obtained in step 310 is displayed on the TFT LCD 200 under the control of the LCD control unit 233. A user who rides in a vehicle on which the vehicle navigation system 140 is mounted can check whether the vehicle movement position information requested by any mobile communication device 150 is correctly searched by the display information of the TFT LCD 200. .

Next, the CPU 236 generates and stores the vehicle movement position information retrieved in step 310 as a picture file through the picture file generation unit 231. Alternatively, the character generator 237 may generate and store text information (step 320).

The picture file generation unit 231 generates, as a picture file, vehicle movement location information including map information from the vehicle movement location information retrieved in step 310. The text generation unit 237 extracts only text information in the map information from the information retrieved in step 310 to generate vehicle movement location information.

The central processing unit 236 transmits the picture file and / or text generated in step 320 to the mobile communication device 150 (step 330). In operation 330, a picture file and / or text generated under the control of the CPU 236 and stored in the picture file generator 231 and the character generator 237 are transmitted to the CDMA 215. The CDMA 215 converts the input picture file and / or text into a transferable mobile communication signal and transmits the information to the requesting mobile communication device 150.

That is, the present invention is to enable the vehicle navigation system 140 and the mobile communication device 150 to transmit or share the vehicle movement position information using the vehicle navigation service. To this end, in the present invention, the vehicle navigation system 140 receives and decodes text information on arbitrary vehicle movement position information from the mobile communication apparatus 150 to obtain vehicle movement position information requested by the mobile communication apparatus 150. do. In addition, the vehicle movement position information is transmitted to the mobile communication device 150 again as a text or picture file. For this control, in the present invention, it is possible to transmit and receive mobile communication signals between the vehicle navigation system 140 and the mobile communication device 150, and to generate necessary vehicle movement position information in a text or / and picture file. It is provided with a structure to make.

Although the description is omitted in the embodiment of the present invention, the vehicle movement position information transmission of the present invention can be automatically or manually adjusted by user setting. That is, it is possible to control that only the information selected by the user can be transmitted. Alternatively, when the location information request is received via text through the CDMA 215, the vehicle movement location information may be automatically transmitted.

In addition to the information according to the vehicle navigation service, it will be possible to transmit various other information through the mobile communication module.

In addition, the vehicle navigation system of the present invention can receive a TV signal, a radio signal. As an example, the TV signal received through the TV antenna 275 is subjected to signal processing of the TV signal by the TV module 272. The TV signal received in this manner is displayed on the TFT LCD 200 via the interface board 206 under the control of the LCD control unit 233.

The audio signal is transmitted to the audio board 242 and output to the amplifier 269 under the control of the microcomputer 254 and is provided to the user. At this time, the audio signal output to the amplifier 269 and the video signal output to the TFT LCD 200 are output by adjusting the synchronization signal.

Similarly, the audio output of the radio signal through the tuner 251 and the audio output of the audio tape through the tape deck 260 are processed through the audio signal in the audio board 242 and output through the amplifier 269. The audio signal reproduced through the CD deck 221 is also output through the amplifier 269, and various video signals are displayed through the TFT LCD 200.

Those skilled in the art will appreciate that various changes and modifications can be made without departing from the technical spirit of the present invention. Therefore, the technical scope of the present invention should not be limited to the contents described in the detailed description of the specification but should be defined by the claims.

The present invention described above can obtain the following effects.

First, desired vehicle movement position information can be provided by using any vehicle navigation system in a mobile communication device that cannot receive vehicle navigation service.

Second, the scope of use of the vehicle navigation system is expanded.

Third, various information can be exchanged.

Claims (12)

In a vehicle navigation system having a mobile communication module, A receiving step of receiving a mobile communication signal for requesting arbitrary vehicle movement position information; A searching step of searching for any vehicle moving position information received in the receiving step; And a transmitting step of transmitting the vehicle moving position information found in the searching step as a mobile communication signal. The method of claim 1, The receiving step, the vehicle moving position information providing method, characterized in that receiving by a text signal. The method of claim 1, The transmitting step includes: generating a vehicle moving position information found in the searching step in a picture file and / or text; A conversion step of converting the picture file and / or text generated in the generation step into a mobile communication signal; And a transmission step of transmitting the mobile communication signal converted in the conversion step. The method of claim 1, The searching step may include: a searching step of searching for any vehicle moving position information received in the receiving step; And a display step of displaying the vehicle movement position information retrieved in the searching step by matching the displayed map information with the stored map information. The method of claim 4, wherein The searching step, the vehicle moving position information providing method characterized in that the search via a GPS satellite signal. The method of claim 4, wherein The searching step, the vehicle moving position information providing method characterized in that the search through the stored map information. The method of claim 4, wherein The transmitting step may include a generation step of generating vehicle moving position information matched with map information in the display step as a picture file and / or text; And a transmission step of transmitting the picture file and / or the text generated in the generation step. A system for transmitting and receiving mobile communication signals between a vehicle navigation system having a mobile communication module and a mobile communication device, A transmission step of transmitting, by the mobile communication device, a text signal requesting arbitrary vehicle movement position information to the vehicle navigation system; A receiving step of receiving, by the vehicle navigation system, a text signal transmitted in the transmitting step; A search step of searching for vehicle movement position information included in the text signal received in the reception step using map information stored in the vehicle navigation system; A file generation step of generating the searched vehicle movement position information into a text or / and picture file which can be transmitted; And transmitting the vehicle movement position information generated in the file generation step to a mobile communication device. A memory for storing map information; A mobile communication module configured to receive a mobile communication signal requesting arbitrary vehicle movement position information and to transmit the retrieved vehicle movement position information; Control means for controlling the retrieval of vehicle movement location information requested through the mobile communication module using map information stored in the memory; And a location information converting unit converting the searched vehicle moving location information into data of a specific format. And the mobile communication module transmits the converted location information to the requested mobile communication device. The method of claim 9, And said specific format is a text or picture file. The method of claim 10, And display means for displaying the retrieved vehicle movement position information under the control of the control means. The method of claim 9, Further comprising a GPS module for transmitting and receiving GPS satellite signals, And the control means retrieves the vehicle movement position information requested through the memory or the GPS module.