KR100664037B1 - Telematics service method using short range wireless device - Google Patents

Abstract

A telematics service method using an SRWD(Short Range Wireless Device) is provided to perform a telematics service by using an SRWD in a vehicle information terminal and easily control the vehicle information terminal by using the SRWD. A vehicle information terminal receives state information from a vehicle. A notification message corresponding to the vehicle state is transmitted to a SRWD and it is requested to transmit the notification message to a telematics service provider. After the transmission of the notification message, a voice call is connected with the telematics service provider by way of the SRWD. Information requested by a user through the connected voice call is received by the vehicle information terminal by way of the SRWD.

Description

Telematics service method using near field communication terminal {TELEMATICS SERVICE METHOD USING SHORT RANGE WIRELESS DEVICE}

1 is an exemplary view showing the configuration of a telematics service system using a conventional CDMA modem embedded vehicle information terminal (telematic terminal).

Figure 2 is a block diagram showing the configuration of a vehicle information terminal having a short range wireless communication means according to the present invention.

3 is a state diagram for an automatic accident service method using a vehicle information terminal and a near field communication terminal (SRWD) according to the present invention.

4 is a state diagram for a manual accident service method using a vehicle information terminal and a near field communication terminal (SRWD) according to the present invention.

5 is a state diagram for an information providing service method using a vehicle information terminal and a short range wireless communication terminal (SRWD) according to the present invention.

6 is a state diagram for a traffic information providing service method using a vehicle information terminal and a short range wireless communication terminal (SRWD) according to the present invention.

7 is a state diagram showing another embodiment of a traffic information providing service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention.

8 is a state diagram showing an embodiment of a remote setting service method using a vehicle information terminal and a short range wireless communication terminal (SRWD) according to the present invention.

9 is a state diagram showing an embodiment of a vehicle diagnostic service method using a vehicle information terminal and a near field communication terminal (SRWD) according to the present invention.

10 is a state diagram showing an embodiment of an Internet service method using a vehicle information terminal and a near field communication terminal (SRWD) according to the present invention.

11 is a state diagram showing a synchronization method between a vehicle information terminal and a near field communication terminal (SRWD) according to the present invention.

12 is a state diagram showing an embodiment of an audio streaming service method using a vehicle information terminal and a short range wireless communication terminal (SRWD) according to the present invention.

13 is a state diagram showing an embodiment of a video real-time transmission service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention.

14 is a state diagram showing a game wireless control service method between a vehicle information terminal and a near field communication terminal (SRWD) according to the present invention.

* Description of the symbols for the main parts of the drawings *

201: control unit 202: short range wireless communication unit

203: Audio Codec 204: Speaker

205: microphone

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to telematics services using short range wireless communication terminals. In particular, the present invention relates to a telematics service using a short range wireless device (SRWD) such as Bluetooth, even through a vehicle information terminal without a CDMA modem. The present invention relates to a telematics service method using a short range wireless communication terminal capable of performing a service.

In general, telematics is a compound word of telecommunication and informatics. It is a wireless data service that provides information while a vehicle is in transit. , A GPS (Global Positioning System), a wireless data service that can exchange information by means of technology for changing text and voice signals on the Internet.

In particular, the vehicle telematics service combines a mobile communication technology and a location tracking technology with a car to provide a driver in real time with a vehicle accident or theft detection, driving route guidance, traffic and living information, and games.

This service connects to the service center by wireless communication if the car breaks down while driving, enables you to receive e-mails or view road maps through a computer monitor in front of the driver's seat. You can play games, and the computer inside the engine records the state of the car's main parts, so you can always tell the mechanic the exact location and cause of the service.

By the way, most conventional telematics terminals (vehicle information terminals) have a built-in CDMA modem, and therefore a unique telephone number is assigned to each terminal. CDMA modems can be used to receive SMS and wireless Internet services. They can also receive information and connect to servers. However, since a telematics terminal with a built-in CDMA modem is virtually impossible to upgrade, the scope of support for new telematics services added daily is limited.

1 is a diagram showing the configuration of a telematics service system using a conventional CDMA modem built-in vehicle information terminal (telematics terminal). As shown therein, a telematics service provider (TSP) 102 is provided with content from a content provider (CP, 101). After receiving the received and processed into a format for a telematics service, and broadcast through a mobile communication base station (MBS, 103) (Broadcast).

Accordingly, the vehicle information terminal 104 incorporating the CDMA modem in the automobile 105 can use the telematics service such as receiving various contents transmitted from the base station 103 through the CDMA modem.

However, as described above, the vehicle information terminal using the CDMA modem is difficult to upgrade to a modem using a method other than CDMA in the future unless the entire system is changed, so that the service that can be provided to the user is limited. There is this.

Accordingly, the present invention has been made to solve the above-mentioned problems, and provides a method for enabling a telematics service using a near field communication terminal (SRWD) in a vehicle information terminal that does not have a built-in CDMA modem. The purpose is to provide.

The present invention allows a user to receive various telematics services even in a vehicle information terminal without a CDMA modem through an SRWD capable terminal, and to easily control the vehicle information terminal using the near field communication terminal. To provide a method.

According to an aspect of the present invention, there is provided a method for performing a telematics service in a vehicle information terminal without a mobile communication modem through a communication relay of a short range wireless communication terminal having a mobile communication modem. Receiving status information from the vehicle; Transmitting a notification message according to the vehicle status to a short range wireless communication terminal and transmitting the notification message to a telematics service provider; Performing a voice call connection with the telematics service provider via the short range wireless communication terminal after transmitting the notification message; And receiving the information requested by the user through the connected voice call to the vehicle information terminal via the short range wireless communication terminal.

The present invention provides a near-field communication system instead of a CDMA modem through communication between a vehicle information terminal (telematic terminal) and a near field communication terminal (SRWD) and communication between the near field communication terminal (SRWD) and a telematics service provider (TSP). A terminal having a wireless communication means) also provides a method for receiving various telematics services.

The present invention provides a communication protocol for transmitting and receiving message content between a near field communication terminal (SRWD) and a telematics service provider (TSP or service center) between the near field communication terminal (SRWD) and a vehicle information terminal. to provide.

In addition, the near field communication terminal (SRWD) provides a function for converting a message content received from the vehicle information terminal into a message that can be transmitted to a telematics service provider (TSP or service center).

The short range wireless communication method is not only Bluetooth, but also infrared communication (IrDA: Infrared Data Association), RFID (Radio Frequency Identification), NFC (Near Field Communication), Wi-Fi (Wireless Fidelity), ZigBee, OBEX (OBject) EXchange).

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a block diagram showing a configuration of a vehicle information terminal having a short range wireless communication unit according to the present invention, wherein the control unit 201 controls the overall operation of the vehicle information terminal, and in particular, the short range wireless communication unit 202 according to the present invention. ) To control the sending and receiving of telematics messages.

The telematics message includes audio / text data, and the audio codec 203 decodes the audio data included in the telematics message through the control unit 201 and outputs the same through the speaker 204 and a microphone. The voice data input through 205 is coded and included in the telematics message.

The short range wireless communication unit 202 transmits and receives the telematics message with a short range wireless communication terminal SRWD (not shown) under the control of the control unit 201.

In this case, the short range wireless communication terminal SRWD relays a telematics message transmitted and received from the short range wireless communication unit 202 of the vehicle information terminal to the telematics service provider TSP.

That is, in the present invention, the vehicle information terminal 200 does not need to include a CDMA modem for directly communicating with a telematics service provider (TSP), but a short range wireless communication terminal (SRWD) not shown having a CDMA modem and a short range wireless communication means. ) Is used as a relay to perform telematics services.

Next, a telematics service method using the vehicle information terminal and the short range wireless communication terminal (SRWD) configured as described above will be described with reference to the attached state diagram.

First, Figure 3 shows a state diagram for an automatic accident service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention, the automatic accident service is automatically connected to the center in an emergency situation such as a traffic accident It is a service that enables immediate incident handling.

Referring to FIG. 3, first, the vehicle information terminal 302 (Telematics), which has received an airbag deployment signal from the vehicle 301 due to a car collision or the like (S101), terminates all services currently being serviced, and performs only an automatic accident scenario. The automatic accident notification message is transmitted to the short range wireless communication terminal 303 (SRWD) (S102), and a request is made to transmit the message to the telematics service provider (TSP) 305.

Accordingly, the short range wireless communication terminal 303 transmits the automatic accident notification message to the telephone number of the requested telematics service provider (TSP) (S103). At this time, the transmission result for the automatic accident notification message is transmitted from the base station 304 to the vehicle information terminal 302 via the short range wireless communication terminal 303 (S104, S105).

If the transmission of the automatic accident notification message fails, the vehicle information terminal 302 requests retransmission. If the transmission of the automatic accident notification message succeeds, the vehicle information terminal 302 sends a voice call to the telephone number of the telematics service provider (TSP). call) Requests for connection and performs a phone call through the connected voice call (S106, S107).

In this case, the number of retransmissions of the automatic accident notification message is determined by negotiation with the telematics service provider (TSP), and the voice call connection can be requested even if transmission fails until the designated maximum retransmission number.

On the other hand, the vehicle information terminal 302 periodically monitors the state of the short-range wireless communication terminal 303 (SRWD) from the start of the telephone call (S108). That is, it monitors whether the voice call is maintained. At this time, even if another service request is received, the voice call is ignored and the voice call is terminated when the telephone call ends (S109).

As described above, when the auto accident service is terminated, the vehicle information terminal automatically reboots or initializes the entire system in other ways.

Figure 4 shows a state diagram for a manual accident service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention, the manual accident service is when the terminal user occurs a manual accident (accident not deployed) It is a service that connects to the vehicle information center and enables the counselor to perform immediate incident handling.

Referring to FIG. 4, when an accident in which the airbag is not deployed occurs, the user presses an emergency button (not shown) of the vehicle information terminal (S201) and reports a short-range wireless communication terminal 303. SRWD) and request to send the message to the telematics service provider (TSP).

In this case, in order to detect a manual accident by pressing the emergency button of the terminal, unlike the other hotkeys, it is determined as a manual accident only by pressing a predetermined time (for example, 2 seconds) to reduce the possibility of accidental pressing.

Hereinafter, the manual accident service method is the same as the automatic accident service method.

That is, the short range wireless communication terminal 303 transmits the manual accident notification message to the telephone number of the requested telematics service provider (TSP) (S203). At this time, the transmission result for the manual accident notification message is transmitted from the base station 304 to the vehicle information terminal 302 through the short-range wireless communication terminal 303 (S204, S205).

If the transmission of the manual accident notification message fails, the vehicle information terminal 302 requests retransmission. If the transmission of the manual accident notification message is successful, the vehicle information terminal 302 requests a voice call to the telephone number of the telematics service provider (TSP). Voice call) Request for connection, and performs a phone call via the connected voice call (Soice, S207).

In this case, the number of retransmissions of the manual accident notification message is determined by negotiation with a telematics service provider (TSP), so that a voice call connection can be requested even if transmission fails until a specified maximum number of retransmissions.

On the other hand, the vehicle information terminal 302 periodically monitors the state of the short-range wireless communication terminal 303 (SRWD) from the start of the telephone call (S208). That is, it monitors whether the voice call is maintained. At this time, even if another service request is received, the voice call is ignored and the voice accident is terminated when the telephone call ends (S209).

As described above, when the manual accident service is terminated, the vehicle information terminal automatically reboots or initializes the entire system in other ways.

FIG. 5 is a state diagram of an information providing service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention. The information providing service includes information such as news, weather, stocks, etc. from a vehicle information center. This service allows you to receive.

Referring to FIG. 5, a user presses a telematics service provider (TSP) connection button (not shown) of the vehicle information terminal 302 (S301) to a telematics service provider (TSP) through a short range wireless communication terminal (SRWD) 303. The notification message including the location information is transmitted, and a request is made to transmit the message to the telematics service provider (TSP) (S302).

The short range wireless communication terminal 303 transmits the location information notification message to the telephone number of the requested telematics service provider (TSP) (S303). At this time, the transmission result for the location information notification message is transmitted from the base station 304 to the vehicle information terminal 302 through the short-range wireless communication terminal 303 (S304, S305).

If the transmission of the location information notification message is unsuccessful, the vehicle information terminal 302 requests retransmission. If the location information notification message is successfully transmitted, the vehicle information terminal 302 sends a voice call to the telephone number of the telematics service provider (TSP). call) Requests for connection, and performs a phone call through the connected voice call (S306, S307).

At this time, the number of retransmissions of the location information notification message is determined by negotiation with the telematics service provider (TSP), so that the voice call connection can be requested even if transmission fails until a specified maximum number of retransmissions.

If the voice call is successfully connected, the user requests information necessary to the telematics service provider (TSP) (eg, news, stock, weather, etc.) through the voice call (S307), and the telematics service provider (TSP) transmits the TCP / IP. Alternatively, the corresponding information is transmitted to the vehicle information terminal 302 through SMS (S308).

Accordingly, the vehicle information terminal 302 decrypts and processes the received information and provides it to the user (S309). Of course, even if the information is one-way broadcast information (for example, announcements, urgent matters) instead of the information requested by the user, the vehicle information terminal decrypts and processes the information provided to the user.

6 is a diagram illustrating a traffic information providing service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention. First, a user connects a telematics service provider (TSP) of the vehicle information terminal 302. Pressing a button (not shown) (S401) transmits a notification message including the current location information to the telematics service provider (TSP) via the short range wireless communication terminal (SRWD) 303, and transmits the message to the telematics service provider (TSP). Request to send to (S402).

The short range wireless communication terminal 303 transmits the location information notification message to the telephone number of the requested telematics service provider (TSP) (S403). At this time, the transmission result for the location information notification message is transmitted from the base station 304 to the vehicle information terminal 302 through the short-range wireless communication terminal 303 (S404, S405).

If the transmission of the location information notification message is unsuccessful, the vehicle information terminal 302 requests retransmission. If the location information notification message is successfully transmitted, the vehicle information terminal 302 sends a voice call to the telephone number of the telematics service provider (TSP). call) Request for connection (S406), and if the voice call is successfully connected, the user requests the traffic information to the destination from the telematics service provider (TSP) through the voice call (S407).

At this time, the number of retransmissions of the location information notification message is determined by negotiation with the telematics service provider (TSP), so that the voice call connection can be requested even if transmission fails until a specified maximum number of retransmissions.

On the other hand, the vehicle information terminal 302 periodically monitors the state of the short-range wireless communication terminal 303 (SRWD) from the start of the telephone call (S408), and when the voice call connection is terminated, the traffic from the telematics service provider (TSP) Start receiving information. That is, the telematics service provider (TSP) transmits traffic information from the current location to the destination to the vehicle information terminal 302 through TCP / IP or SMS (S409).

Accordingly, when the vehicle information terminal 302 completes the reception of the traffic information, the vehicle information terminal 302 terminates a data call with the short range wireless communication terminals SRWD 303 (S410 and S411), and decodes the received traffic information. Processing is provided to the user (S412).

7 is a state diagram showing another embodiment of a traffic information providing service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention, wherein the user has previously received traffic information, destination information, recent destination, The vehicle information terminal 302 searches for the registered destination and the like and requests traffic information for the selected destination (S501).

Accordingly, the vehicle information terminal 302 requests a data call to the telematics service provider (TSP) through the short range wireless communication terminal 303 (S502). Receiving information on whether the connection is successful for the data call request, if the connection fails, perform a re-request as many times as specified (S503), and if the data call connection is successful, transmit the current location of the vehicle through the connected path. In addition, it receives the traffic information to the destination requested by the user (S504).

At this time, if the data call is disconnected during the reception, the vehicle information terminal discards all the information received up to that time, and the telematics service provider (TSP) does not retransmit the current data even if it is connected again.

On the other hand, the vehicle information terminal 302 periodically monitors the state of the short-range wireless communication terminal 303 (SRWD) after the data call is connected (S505), and when the traffic information reception is completed, the vehicle information terminal 302 and the short-range wireless communication terminal (SRWD, 303) The data call is terminated (S506 and S507), and the received traffic information is decoded and processed and provided to the user (S508 and S509).

FIG. 8 is a state diagram showing an embodiment of a remote setting service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention, wherein the remote setting operation updates some file information in a terminal, downloads a software, and an application. There may be a driving command or the like.

Referring to FIG. 8, the telematics service provider (TSP) 305 transmits a message for requesting execution of a data distribution application to the vehicle information terminal to a short range wireless communication terminal SRWD 303 interworking with the vehicle information terminal 302 ( S601).

Accordingly, the short range wireless communication terminal 303 transmits the received message to the vehicle information terminal (S602), and the vehicle information terminal 302 decodes the message and makes a data call for remote configuration. Request to the telematics service provider (TSP) (S603).

Next, by receiving the connection success information about the data call request, if the connection is failed to perform the re-request as many times as specified (S604), and if the data call connection is successful, the application for remote configuration is driven (S605). .

Next, terminal configuration information requiring updating is received from the telematics service provider (TSP) (S606). At this time, the vehicle information terminal 302 periodically monitors the state of the short-range wireless communication terminal 303 (SRWD) after the data call is connected (S607), and when the reception of the remote setting information is completed, the short-range wireless communication terminal (SRWD, 303). In step S608 and S609, the received remote setting information is decrypted and the setting in the terminal is updated (S610).

For reference, the data distribution application executed in the telematics service provider (TSP) and the vehicle information terminal is basically implemented as an application that conforms to the Open Service Gateway initiative (OSGi) standard.

The OSGi standard is a standard that aims to provide a dynamic service for a small memory device using Java platform independence and network mobility of executable code. The gateway in the vehicle has an OSGi-based framework, and a telematics service. If the provider also provides OSGi-based bundles, any service can be downloaded remotely, installed on the gateway, and the user can use the service.

9 is a state diagram showing an embodiment of a vehicle diagnostic service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention, and the vehicle information terminal 302 drives an application for vehicle diagnosis (S701). ). In this case, the execution time of the vehicle diagnostic application may vary according to a user's setting. For example, it may be executed at every boot of the terminal, may be executed when a user requests through a menu, or may be periodically executed while the vehicle is started.

After driving the application, the vehicle information terminal 302 requests the failure details from the vehicle 301 (S702) and receives information on the failure details from the vehicle (S703). At this time, in order to request a breakdown history to the vehicle 301, a request is made by using an address of a part to request a breakdown history using a K-line or a CAN in the vehicle. For example, if you want to check the engine, you are requesting an address corresponding to the engine.

Accordingly, when there is a failure history of the vehicle 301, the vehicle information terminal 302 requests a data call connection with the telematics service provider TSP through the short range wireless communication terminal SRWD (S704).

At this time, the vehicle information terminal 302 receives the connection success information about the data call request, and if the connection fails, performs the re-request as many times as specified (S705), and if the data call connection is successful, the vehicle diagnostic information It transmits to the telematics service provider (TSP) (S706).

Next, the telematics service provider (TSP) reports the received vehicle diagnosis information and transmits the emergency treatment contents for the failure item to the vehicle information terminal 301 through the short range wireless communication terminal 303 (S707).

Next, the vehicle information terminal 302 which has completed the reception of the first aid contents ends the data call with the short range wireless communication terminals SRWD 303 (S708 and S709), and decrypts the received first aid contents. Then, if there is an error in the vehicle (S710), by connecting the voice call to the telematics service provider (TSP) (S711) to solve the problem through the call between the counselor and the user (S712).

FIG. 10 is a state diagram showing an embodiment of an Internet service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention. As shown in FIG. Press (not shown) to request a data call connection to a telematics service provider (TSP) through a short range wireless communication terminal (SRWD) 303 (S801, S802).

At this time, the vehicle information terminal 302 receives the connection success information about the data call request, and if the connection fails, performs the re-request as many times as specified (S803), if the data call connection is successful for web browsing After driving the application to access the designated URL (S804), the telematics service provider (TSP) requests and receives necessary information (S805).

At this time, the vehicle information terminal 302 periodically monitors the state of the short range wireless communication terminal 303 (SRWD) after the data call is connected (S806), and terminates the Internet connection service with the short range wireless communication terminal (SRWD, 303). The data call is terminated (S807 and S808).

FIG. 11 is a state diagram illustrating a synchronization method between a vehicle information terminal and a short range wireless communication terminal (SRWD) according to the present invention. As shown in FIG. 11, the vehicle information terminal 302 requests data synchronization from the short range wireless communication terminal 303. (S901).

When the near field communication terminal 301 enters the synchronization mode due to the synchronization request, the vehicle information terminal 302 is notified of this (S902). Thus, the vehicle information terminal 302 and the near field communication terminal (SRWD) 302 are synchronized with each other.

At this time, the user can select the one-way synchronization mode or the two-way synchronization mode, and displays the progress of the synchronization on the screen of the vehicle information terminal, the external input unless a high priority service (automatic accident, manual accident, etc.) occurs Is ignored.

When the synchronization between the vehicle information terminal 302 and the near field communication terminal 302 is performed as described above, the vehicle information terminal 302 downloads the phone book, schedule management, ringtone, picture, etc. of the near field communication terminal 302. Or, upload the contents of the vehicle information terminal, the data that duplicated or collided so that the data can be retransmitted (S903). For this purpose, a format must be defined between the short range wireless communication terminal 303 and the vehicle information terminal 302 before synchronization, and data of the same format must be transmitted / received.

Thereafter, the vehicle information terminal makes a synchronization end request (S904), and the short-range wireless communication terminal 302 notifies the end of synchronization in response thereto, thereby canceling the synchronization (S905).

12 is a state diagram showing an embodiment of an audio streaming service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention, and is an A2DP of a multimedia messaging service (hereinafter referred to as MMS) and a near field wireless communication terminal (SRWD). An audio streaming service method in a vehicle information terminal using an Advance Audio Distribution profile.

Referring to FIG. 12, a user first presses a telematics service provider (TSP) connection button (not shown) of a vehicle information terminal 302 (S1001) through a short range wireless communication terminal (SRWD) 303 to transmit a telematics service provider. A notification message including the current location information is transmitted to the TSP, and a request is made to transmit the message to the telematics service provider TSP (S1002).

The short range wireless communication terminal 303 transmits the location information notification message to the telephone number of the requested telematics service provider (TSP) (S1003). At this time, the transmission result for the location information notification message is transmitted from the base station 304 to the vehicle information terminal 302 through the short-range wireless communication terminal 303 (S1004, S1005).

Regardless of whether the location information notification message fails, the user requests a voice call connection to the telephone number of the telematics service provider (TSP) through the short range wireless communication terminal 303 (S1006, S1007), and the voice If the call is successfully connected, the user requests a desired service (audio streaming service) from the telematics service provider (TSP) through the voice call (S1008).

When the telematics service provider (TSP) streams the audio data to the short range wireless communication terminal 303 using the MMS protocol (TCP / IP, HTTP, UDP) for the service request (S1009), the short range wireless communication The terminal 303 transfers the audio streaming data to the vehicle information terminal 302 using A2DP and services it (S1010). To this end, the short-range wireless communication terminal 303 needs a function of compressing and transmitting audio in real time and decompressing the received information from the vehicle information terminal 302 to play the audio.

When the audio streaming service is terminated, the telematics service provider (TSP) transmits a service end signal to the vehicle information terminal 302 through the short range wireless communication terminal 303 (S1011), and the vehicle information terminal 302 services the user. After notifying the end, the service is terminated (S1012).

FIG. 13 is a state diagram showing an embodiment of a video real-time transmission service method using a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention, and showing a multimedia messaging service (hereinafter referred to as MMS) and a near field wireless communication terminal (SRWD). The present invention relates to a video transmission service method in a vehicle information terminal using a video distribution profile (VDP).

Referring to FIG. 13, a user first presses a telematics service provider (TSP) connection button (not shown) of a vehicle information terminal 302 (S1101) through a short range wireless communication terminal (SRWD) 303 and a telematics service provider (TSP). Sends a notification message including the current location information to the telematics service provider (TSP) (S1102).

The short range wireless communication terminal 303 transmits the location information notification message to the telephone number of the requested telematics service provider (TSP) (S1103). At this time, the transmission result for the location information notification message is transmitted from the base station 304 to the vehicle information terminal 302 through the short range wireless communication terminal 303 (S1104, S1105).

Regardless of whether the location information notification message fails, the user requests a voice call connection to the telephone number of the telematics service provider (TSP) through the short range wireless communication terminal 303 (S1106, S1107), and the voice If the call is successfully connected, the user requests a desired service (video real-time transmission service) from the telematics service provider (TSP) through the voice call (S1108).

If the telematics service provider (TSP) streams the video data to the short range wireless communication terminal 303 using the MMS protocol (TCP / IP, HTTP, UDP) in response to the service request (S1109), the short range wireless communication The terminal 303 transfers the video streaming data to the vehicle information terminal 302 using the VDP Bluetooth profile to provide a service (S1110).

When the video streaming service is terminated, the telematics service provider (TSP) transmits a service end signal to the vehicle information terminal 302 through the short range wireless communication terminal 303 (S1111), and the vehicle information terminal 302 provides a service to the user. After notifying the end, the service is terminated (S1112).

14 is a state diagram showing a game wireless control service method between a vehicle information terminal and a near field wireless communication terminal (SRWD) according to the present invention. To control the game.

Referring to FIG. 14, when the user executes a game embedded in the vehicle information terminal 302 (S1201), the vehicle information terminal 302 notifies the near field communication terminal 303 that the game execution mode is switched to the game mode. Request to be done (S1202).

Accordingly, when the near field communication terminal 303 is switched to the game mode, the vehicle information terminal 302 is notified of this (S1203). As described above, when the vehicle information terminal and the near field communication terminal are switched to the game mode, the user sets the game operation buttons of the vehicle information terminal and the near field communication terminal in the same manner (S1204).

Thereafter, as the user presses a button of the short range wireless communication terminal (S1205), a signal set to the corresponding button is transmitted to the vehicle information terminal, and the game proceeds in response to the input (S1206).

While performing game control through the short range wireless communication terminal as described above, when the game end button is input, the vehicle information terminal notifies the short range wireless communication terminal that the game execution mode is released (S1207).

If there is no signal input from the short range wireless communication terminal within a preset time by the user, the game is automatically terminated and the vehicle information terminal returns to the pre-game mode.

In the above, preferred embodiments of the present invention have been described with reference to the accompanying drawings. Here, the terms or words used in the present specification and claims should not be construed as being limited to the common or dictionary meanings, but should be interpreted as meanings and concepts corresponding to the technical spirit of the present invention.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention, and do not represent all of the technical idea of the present invention, which can be replaced at the time of the present application It should be understood that there may be various equivalents and variations.

As described above, the telematics service method using the short-range wireless communication terminal of the present invention enables the telematics service to be performed even in a vehicle information terminal without a CDMA modem, thereby improving the scalability of the vehicle information terminal and providing vehicle information. There is an effect to reduce the manufacturing cost of the terminal.

In addition, the present invention enables a vehicle information terminal that does not have a built-in CDMA modem to perform telematics service using a near field communication terminal (SRWD), and can easily control the vehicle information terminal using the near field communication terminal. By doing so, there is an effect of increasing the utilization of the near field communication terminal.

In addition, the present invention can reduce the overall cost required to embed the CDMA modem in the vehicle information terminal, and the weight and volume of the entire vehicle information terminal can be reduced by eliminating the CDMA modem.

Claims (16)

Claims [1] A method for performing a telematics service in a vehicle information terminal without a mobile communication modem through a communication relay of a short range wireless communication terminal having a mobile communication modem. Receiving status information from the vehicle at the vehicle information terminal; Transmitting a notification message according to the vehicle status to a short range wireless communication terminal and transmitting the notification message to a telematics service provider; Performing a voice call connection with the telematics service provider via the short range wireless communication terminal after transmitting the notification message; And receiving the information requested by the user through the connected voice call to the vehicle information terminal via the short range wireless communication terminal. The short range wireless communication terminal of claim 1, wherein the transmission result of the notification message to the telematics service provider requested by the vehicle information terminal is transmitted from the base station to the vehicle information terminal through the short range wireless communication terminal. How to service telematics. The method of claim 1, wherein when the transmission of the notification message fails, the vehicle information terminal requests retransmission up to a specified maximum number of retransmissions, and requests a voice call connection even if the final notification message transmission fails. Telematics service method using a wireless communication terminal. 2. The vehicle information terminal of claim 1, wherein the vehicle information terminal periodically monitors the state of the short-range wireless communication terminal whether the voice call is maintained after the voice call is connected, and ignores even if another service is requested, and continues to maintain the voice call. Telematics service method using a short-range wireless communication terminal. The telematics service method of claim 1, wherein the notification message is transmitted when status information such as an airbag deployment signal, which is determined as an emergency, is detected by the vehicle information terminal from the vehicle. . The method of claim 1, wherein the notification message is transmitted when an emergency (SOS) button provided in the vehicle information terminal is input. The method of claim 6, wherein the emergency button is configured to determine a case where the emergency button is continuously input for a predetermined time or more by a user in order to distinguish the input from other function buttons provided in the vehicle information terminal. Telematics service method using a wireless communication terminal. The method of claim 1, wherein the notification message includes the current location information, and when the transmission of the notification message fails, the telematics service provider can request the current location of the vehicle information terminal again. Telematics service method using a short-range wireless communication terminal. The method of claim 1, wherein the telematics service provider is configured to provide voice information through a counselor or an ARS when a voice call is connected, and to provide information requested by a user through a data call connection via a short range wireless communication terminal. Telematics service method using a short-range wireless communication terminal characterized in that. 10. The method of claim 9, wherein the information provided through the data call includes news, securities, weather, internet connection, audio streaming, video / photo streaming, and traffic information of the region where the current vehicle information terminal is located. Telematics service method using a wireless communication terminal. According to claim 1, In order to perform a telematics service through the short-range wireless communication terminal, the vehicle information terminal may perform a synchronization process with the short-range wireless communication terminal first, and may upload / download data to each other through the synchronization process. Telematics service method using a short-range wireless communication terminal, characterized in that made to. A method for performing a remote setting telematics service in a vehicle information terminal without a mobile communication modem through a communication relay of a short range wireless communication terminal having a mobile communication modem, Transmitting, by the telematics service provider, a message for requesting execution of an application for remote configuration to the vehicle information terminal through a short range wireless communication terminal; Receiving the request message, the vehicle information terminal connecting a data call for remote configuration with a telematics service provider via a short range wireless communication terminal; When the data call is connected, the vehicle information terminal driving an application for remote configuration and receiving terminal configuration information from a telematics service provider; Upon completion of the reception of the remote configuration information, terminating the data call with the short-range wireless communication terminal, decrypting the received remote configuration information, and updating the settings in the vehicle information terminal so that the remote configuration of the vehicle information terminal is performed. Telematics service method using a short-range wireless communication terminal, characterized in that. The telematics service method of claim 12, wherein the remote setting operation includes updating part of file information in a vehicle information terminal, downloading a software, and an application driving command. In the method for performing a vehicle diagnostic telematics service in a vehicle information terminal without a mobile communication modem through a communication relay of a short range wireless communication terminal having a mobile communication modem, Driving an application for vehicle diagnosis in the vehicle information terminal and requesting a failure history from the vehicle; Transmitting a failure history received from the vehicle by the request to a telematics service provider via a short range wireless communication terminal; Receiving and decrypting emergency treatment contents from the telematics service provider according to the vehicle breakdown history; If there is an error in the vehicle as a result of the decryption, the telematics using the short range wireless communication terminal is configured to perform a vehicle diagnosis by connecting a voice call to a telematics service provider to solve a problem through a call with a counselor. Service method. A method for performing a game radio-controlled telematics service in a vehicle information terminal without a mobile communication modem through a communication relay of a short range wireless communication terminal having a mobile communication modem, Requesting, from the vehicle information terminal, to switch to the game execution mode from the near field communication terminal; When the short range wireless communication terminal is switched to the game mode by the request, setting the game operation buttons of the vehicle information terminal and the short range wireless communication terminal to the same; Performing a game in response to the input when a signal corresponding to a button input by a short-range wireless communication terminal is transmitted to the vehicle information terminal by the setting; And releasing the game execution mode in the vehicle information terminal receiving the game end button from the near field communication terminal and notifying the near field communication terminal to terminate the game mode. Telematics service method using a short-range wireless communication terminal. The method of claim 15, wherein if there is no signal input from the short range wireless communication terminal within a preset time by the user, the game is automatically terminated, and the vehicle information terminal is configured to return to the pre-game mode. Telematics service method using a communication terminal.

Images