KR200404538Y1 - Multifunctional OBE for ITS - Google Patents

Abstract

The present invention relates to an ultra-compact, multi-vehicle on-board terminal that can provide various services in on-vehicle ITS or optical transmission terminal. The antenna and coordinate recognition CPU, POI, etc., which are the main functions of the GPS terminal, are simultaneously installed in the OBE case and the case and power , A vehicle-mounted terminal equipped with a GPS receiver that uses the indicator and the GPS function of the GPS terminal in conjunction with the CPU function of the OBE to provide voice service of the vehicle's location, billing and road conditions using the built-in speaker. It starts.

In addition, the OBE terminal of the present invention is equipped with an MP3 player in the OBE case, the music input switch is mounted on the key input to enable music listening while driving the vehicle, and connects music to an external high performance speaker through an internal speaker or an audio output terminal. It is a serviceable, integrated microprocessor that adopts an ARM7 7DM or ARM9 9DM or equivalent microprocessor core and then inserts proprietary software into the L1, L2, and L7 layers to make the entire handset compact and inexpensive.

Description

Multifunctional OBE for ITS

The present invention relates to a vehicle-mounted traffic information terminal, and more particularly to an ultra-compact multi-vehicle terminal equipped to provide a variety of services in a vehicle-mounted terminal for active short-range dedicated wireless communication network (DSRC) It is about. This invention is an improvement of the on-vehicle terminal pre- filed by the applicant No. 10-2005-0003710.

Recently, technology in the field of telematics, which is born from the combination of Telecommunication and Informatics, has been in the spotlight. Telematics is a traffic information guidance, emergency rescue, remote vehicle diagnosis, It refers to a service that implements a mobile office by providing Internet services.

As a basic step of the telematics, a navigation terminal using GPS is widely used and used in a vehicle, and such a GPS terminal has a disadvantage in that it cannot provide real-time traffic information.

On the other hand, communication methods applied to ITS (Intelligent Transport Systems) can be classified into wired communication network, wide area wireless communication network, roadside communication network and vehicle-to-vehicle communication network. On the other hand, the roadside communication network and the vehicle-to-vehicle communication network is an ITS-only communication network used in real time in a vehicle traveling at high speed. Dedicated Short Range Communication (DSRC) is a type of roadside communication network that provides short-range communication between roadside equipment (RSE) installed on roadsides and on-board equipment (OBE) mounted on vehicles. Wireless communication with each other within the radius enables the construction of advanced road traffic environment through automatic toll collection (ETC) and road traffic safety information.

However, the conventional DSRC terminal has a problem that its function is limited, bulky, and expensive using conventional semiconductors.

In order to solve the problems of the prior art, the present invention incorporates a GPS receiver and integrates location information, vehicle speed information, traffic delay information, charging device information, vehicle model information, MP3 music play function, navigation monitoring function, and the like. The purpose of the present invention is to provide a multifunctional integrated vehicle mounted terminal (hereinafter, simply referred to as a 'miniature multifunctional vehicle mounted terminal') for an active short-range dedicated communication network.

In order to achieve the above object, the present invention is an intelligent vehicle information system in which a terminal mounted on a vehicle and a roadside base station apparatus installed in a roadside, toll gate, parking lot, etc., the case for mounting all parts; A GPS receiver for receiving navigation data from a GPS satellite through a GPS antenna and providing current position information of the vehicle; A key input unit for inputting various operations by the user; A card reader for processing various charging procedures related to the vehicle, such as tolls according to the ETC or parking fees when using the parking lot, using the financial information recorded on the smart card; A serial communication unit for downloading and upgrading various data such as geographic information data for navigation; A speaker for outputting sound; An electric signal optical conversion transmission and photoelectric signal conversion reception apparatus for an ultra-high frequency amplification MIC unit or an infrared ray that modulates data into a radio signal and transmits and receives a vehicle-mounted terminal antenna to the roadside base station; And a software for performing the DSRC protocol, a geographic information database (DB) for navigation, a real-time traffic information database (DB) for real-time traffic information, location information transmitted from the GPS receiver, and transmission from the MMC. It provides traffic information through the speaker by using the collected data, and includes an integrated microprocessor ASIC that provides a corresponding function according to the input of the key input unit, so that the main functions of the GPS terminal are antenna, coordinate recognition CPU, POI, and the like. Simultaneously mounted in the vehicle-mounted terminal case to simultaneously use the case, power, indicator, etc., and to interlock the CPU function of the GPS terminal with the CPU function of the vehicle-mounted terminal to embed the vehicle location, billing function, and road condition information. Built-in GPS receiver for voice service with integrated speakers It characterized by a vehicle-mounted terminal.

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

1A and 1B are schematic diagrams showing an entire system for providing a service to a micro multi-function vehicle-mounted terminal according to the present invention, and FIG. 2 is a block diagram of a micro multi-function vehicle-mounted terminal according to the present invention. 1A is a side view and FIG. 1B is a front view.

1A and 1B, an ultra-compact multi-vehicle terminal 100 according to the present invention is mounted on a vehicle 1 and is a conventional intelligent transportation system (ITS) according to a dedicated short range communication (DSRC) network. In addition to providing intelligent transport systems, navigation data can be received from GPS satellites 5 to provide navigation services. That is, the roadside base station 200 that can communicate with the terminal 100 mounted on the vehicle at appropriate intervals is installed, each roadside base station 200 is a traffic information using a wired / wireless communication network 210, etc. It is connected to a center 220 or a multifunctional service server 230 that provides various services. In this case, although not shown in the drawing, a financial settlement system, a card settlement system, an emergency rescue service such as a police station / fire station, etc. may also be connected through the communication network 210.

The miniature multi-function vehicle-mounted terminal 100 mounted on the vehicle 1 receives navigation data from the GPS satellites 5 at all times while the vehicle is running, and provides navigation service at all times, and the vehicle 1 is a roadside base station ( When entering the communication radius of 200) by communicating with the roadside base station 200 in accordance with the DSRC communication standards to provide a variety of services, such as automatic toll (ETC), vehicle management, MP3 music services, and from the traffic information center 220 The traffic information is received in real time and stored in the traffic information database 302 in the terminal. Therefore, the ultra-compact multi-vehicle vehicle-mounted terminal 100 according to the present invention can provide more accurate traffic information because it provides real-time traffic information when providing a navigation service.

The miniature multi-function vehicle-mounted terminal 100 of the present invention is a power supply unit (not shown) for supplying power required by the system using a vehicle or battery power, and a circuit unit for providing a predetermined function when the power is turned on. It is composed of a case (not shown) and the like to be easily attached to the ultra-compact multi-function vehicle-mounted terminal 100 to the vehicle (1).

And the circuit portion, as shown in Figure 2, the card reader 110 for reading the smart card 102, microprocessor ASIC (112), GPS antenna for providing services of various functions according to the present invention 5.8GHz band according to GPS receiver 114 and Dedicated Short Range Communication (DSRC) standard for receiving satellite signals through demodulation, extracting navigation data, calculating position information, and providing various navigation data. MMIC (Monolithic Microwave) by transmitting / receiving data by wireless communication by transmitting and receiving roadside base station device 200 or IR electric signal optical conversion, photoelectric signal conversion device and OBE (On Board Equipment). Integrated circuit: 116 or IR electrical signal optical conversion, photoelectric signal conversion device 140, and a display unit for displaying various operating states ( 118), a key input unit 120 consisting of a switch and a keypad for selecting a function, an MP3 player 122 for playing an MP3 music file, an amplifier 124 for amplifying an audio signal, a speaker (SPK), serial communication Port 126, a video output terminal (Video Out: 128), and an audio output terminal (Audio Out: 130).

Referring to FIG. 2, the smart card 102 records information such as vehicle information, billing, deposit amount, subscriber address, and the like, and inserts the information into the card reader 110 of the OBE terminal according to the present invention. do. The card reader 110 reads the information recorded in the smart card 102 and transmits the information to the microprocessor 112.

The key input unit 120 is an input unit for the user to perform various operations, and includes a function selection switch, a button for requesting emergency rescue, a button for requesting various services, and a numeric pad for setting various operations, if necessary.

The MP3 player 122 downloads MP3 music files from the multi-function service server 230 of the DSRC network or through the serial communication unit 126 implemented as a universal asynchronous receiver / transmitter (UART) according to a user's request. Receives, reproduces, and enables listening to music while driving. The serial communication unit 126 supports a PC or PDA as an RS-232C communication port or USB port for downloading and upgrading fixed information data such as geographic information data for navigation. Connect to the port to download the upgrade data from the navigation data upgrade site.

The GPS receiver 114 demodulates the satellite signal received through the GPS antenna to calculate the current position of the vehicle from the extracted navigation data and provide the location information to the microprocessor 112.

The speaker SPK provides a warning sound or a sound played in the MP3 player 122, such as navigation information, toll charge status, remaining amount, etc., and an audio output terminal 130 outputs an audio signal to the outside of the vehicle. Output to the speaker.

 The display 118 displays a map, speed, and traffic information of the current driving area in text or graphics, and the video output terminal 128 (Video Out) displays video for displaying navigation information on an external liquid crystal display (LCD). A signal is output, and an MIC (Monolithic Microwave Integrated Circuit) 116 communicates with a roadside base station apparatus through a DSRC antenna according to a DSRC radio standard. That is, the data transmitted from the integrated microprocessor ASIC 112 is modulated into a radio signal in the 5.8 GHz band and transmitted to the side of the base station through the antenna. The radio signal received through the antenna is amplified with low noise and then demodulated to decode the data. It is then passed to the integrated microprocessor ASIC 112. In the case of infrared (IR), optical signal optical conversion is transmitted (for base station), photoelectric signal conversion reception (for OBE) and transmitted to the microprocessor.

The integrated microprocessor ASIC 112 may be implemented as an ARM-based processor of ARM, a reduced instruction set computer (RISC) type processor, as shown in FIGS. 3A to 3C. Software to perform DSRC protocol, geographic information database (DB) for navigation, real-time traffic information database (DB) for real-time traffic information, vehicle status information (speed, car model information, etc.) and GPS receiver 114 Location information is stored, and according to an input of the key input unit 120, various functions are provided as described below. For example, navigation information is displayed on the display 118 using the position information and the vehicle status information (speed, vehicle type, etc.), geographic information database, and real-time traffic information database transmitted from the GPS receiver 114 at normal times.

The terminal of the present invention automatically charges while passing through the highway toll gate, and inserts the smart card 102 into the active or infrared vehicle-mounted terminal (OBE: 100) such as vehicle information, billing, deposit amount, subscriber address, etc. When the information is provided to the microprocessor 112 of the on-vehicle terminal (OBE), the microprocessor 112 operates with an external input, converts the high frequency up / down, modulates / demodulates, encodes / decodes the MMIC 116. It transmits to OBE antenna and provides information to base station or repeater and receives information from base station or repeater. In addition, navigation information is displayed on the built-in display 118 or output to a voice speaker (SPK), and in some cases, an external display (video monitor) or a speaker through an external terminal (Audio Out, Video Out: 128, 130). Information can be provided by

In this configuration of the present invention, the antenna, the coordinate recognition CPU, and the point of interest (POI), which are the core parts of the GPS receiver, are mounted in the on-vehicle terminal, and all other indicators, power cases, and antennas are shared, thus greatly reducing the overall production cost. Let's do it. In addition, if you want to receive new traffic information as additional information in the future to use the additional service by downloading through the serial communication port 126.

In addition, the video output terminal 128 may be guided by connecting a video monitor for traffic guidance guidance, and while driving, the state of a major facility building, etc. are provided as a voice speaker (SPK) or text service to the LCD (118).

The MP3 player 122 provides a music listening function so that music can be serviced through a speaker while driving.

Accordingly, the terminal (OBE) 100 of the present invention may attach a drive switch to the outside to select various functions such as a GPS function, an MP3 function, and a traffic information function as a selection switch of the key input unit 120. And even when using such a function, the automatic billing device service is enabled at the time of passage of the toll gate.

In the terminal of the present invention as described above, the microprocessor 112 may be implemented in various embodiments as shown in FIGS. 3A to 3C.

FIG. 3A is a first embodiment of the microprocessor shown in FIG. 2, FIG. 3B is a second embodiment of the microprocessor shown in FIG. 2, and FIG. 3C is a third embodiment of the microprocessor shown in FIG. 2. .

Referring to FIG. 3A, in the first embodiment of the microprocessor 112 of the present invention, a modified interface in which the first layer (L1: Layer 1) communication protocol 312 is independently developed in the “ARM7 7DM” core microprocessor 310. Software and phase locked loop (PLL) control software are added to extend billing and traffic information services.

Referring to FIG. 3B, in the second embodiment of the microprocessor 112 of the present invention, the logic software 322 of the second layer (L2) communication protocol is independently developed in the “ARM9 9DM” core microprocessor 320. One variant interface is added to proprietary software, digital processing software (S / W), and memory management software (S / W) to improve performance.

Referring to FIG. 3C, in the third embodiment of the microprocessor 112 of the present invention, the "ARM9 9DM" core microprocessor 324 is a modified interface developed independently by an application program of the seventh layer (L7) communication protocol. It adds software to vehicle software, controller area network (CAN) interface, MP3 player key input, etc. to provide various functions.

FIG. 3D illustrates a software structure of a terminal according to the present invention. The software structure of the present invention has a layered structure from a first layer (L1) 312 to a seventh layer (L7) 324. Referring to FIG. 3D, the software applied to the present invention has a structure layered into a physical layer L1, a logical layer L2, a network layer L3, and an application layer L7.

As described above, in order to improve the function of the microprocessor 112, the existing CPU is designed as a two-band (channel) by a universal asynchronous receiver (UART: Universal Asynchronous Receiver / Transmiter) so that such additional functions are impossible. However, the price is expensive by attaching a separate device with an additional function separately, but the integrated microprocessor 112 of the present invention can be expanded at four bands (channels) or more to integrate the above additional functions at a time. / 4 is very inexpensive to implement.

In addition, the conventional terminal requires a separate case and power by attaching a GPS receiver antenna, an onboard terminal antenna, and an MP3 chip to the outside, but the present invention puts all of these functions into the in-vehicle terminal case to provide a power case and an indicator. It is designed to be used in common, and the price is less than 1/3 of the existing ones.

Next, an example of a service provided through the ultra-compact multifunction vehicle-mounted terminal according to the present invention configured as described above will be described with reference to FIGS. 4 to 10.

4 is a flowchart illustrating an operation of a micro multi-function vehicle-mounted terminal according to the present invention, and FIG. 5 is a flowchart illustrating a process of upgrading navigation data in the micro multi-function vehicle-mounted terminal according to the present invention.

The vehicle 1 equipped with the ultra-compact multifunction vehicle-mounted terminal 100 according to the present invention is traveling on a road on which a roadside base station 200 according to a DSRC system is installed.

When the power supply of the ultra-compact multi-function vehicle-mounted terminal 100 according to the present invention is turned on, initialization is performed (S1, S2). The satellite navigation signal transmitted from the GPS satellites 5 is received by the GPS receiver 114 through the active chip GPS antenna and processes the navigation data to calculate the current position (S3). The integrated microprocessor ASIC 112 displays the surrounding map of the current location of the vehicle on the LCD screen using the geographical information database 304 and the vehicle status information downloaded in advance, as well as the current location and speed of the vehicle. To display (S5). At this time, the ultra-compact multi-vehicle vehicle-mounted terminal 100 according to the present invention displays the real-time traffic information of the current driving location and the real-time traffic information of the destination from the DB 302 storing the real-time traffic information received through the DSRC network, as well as navigation. It also provides real-time traffic information.

When a specific service is requested by the user's key operation or by a command from the server, the corresponding service is provided according to a predetermined procedure (S6, S7). Services that can be provided include navigation information and real-time traffic information, as well as vehicle management services, emergency rescue request services, automatic toll collection service, automatic parking fee collection service, MP3 music service, Internet service, broadcasting service, direction speed location information There are a wide variety of services, including services, highway models, and services that provide information on toll gate charging devices.

On the other hand, the ultra-compact multi-function vehicle-mounted terminal 100 according to the present invention can upgrade the navigation data for accurate geographic information and traffic information, as shown in FIG. After connecting to the PDA or by connecting to the road traffic information data update site through the Internet and the like to download the navigation data to upgrade the Geographic Information System (GIS) DB (304) (S11 ~ S13). As described above, the ultra-compact multi-function vehicle-mounted terminal 100 according to the present invention is capable of upgrading navigation data as necessary.

FIG. 6 is a flowchart illustrating a procedure for receiving real-time traffic information in an ultra-compact multi-vehicle equipped terminal according to the present invention, and FIG. 7 is a flowchart illustrating a procedure for processing automatic charge collection (ETC) in an integrated terminal according to the present invention. 8 is a flowchart illustrating a procedure of processing an emergency rescue service in an integrated terminal according to the present invention.

When the micro-functional multi-vehicle terminal 100 according to the present invention enters the communication radius of the roadside base station 200 while operating in a navigation mode, the MMIC 116 receives a radio signal from the roadside base station 200 and receives a DSRC protocol. Perform communication according to At this time, the real-time traffic information of the traffic information center 220 is transmitted to the MMIC 116 of the ultra-multi-functional vehicle-mounted terminal 100 through the communication network 210 and the corresponding roadside base station 200, the MMIC 116 is a vehicle-mounted terminal The demodulated radio signal received through the antenna is transmitted to the integrated microprocessor ASIC 112, and the integrated microprocessor ASIC 112 decodes it and upgrades the traffic information DB 302 referenced in navigation (S21). ~ S23).

When the transmission between the vehicle-mounted terminal and the base station (relay) is infrared (IR), the vehicle-mounted terminal converts the electrical signal into light and transmits it (to the base station), and converts the optical signal into an electrical signal and transmits it to the microprocessor. (OBE flavor).

On the other hand, when the roadside base station is installed in the toll gate, it processes the automatic toll collection (ETC) service as shown in FIG. That is, in case of automatic toll collection (ETC), the toll is calculated using the toll road entry information of the vehicle, and then the billing is requested. Accordingly, the ultra-compact multi-function vehicle-mounted terminal 100 uses the smart card through the card reader 110. Payment and settlement are made with the financial information recorded at 102 (S31, S32). At this time, the payment may be made through a user's account or credit card company through a financial settlement server.

On the other hand, pressing the "Emergency rescue" button of the ultra-compact multi-vehicle terminal 100 reads the current location information calculated from the GPS receiver 114 and with the current location information to the traffic information center 220 through the DSRC network. The emergency rescue request signal is transmitted (S31 to S33). Accordingly, the traffic information center 220 may transmit emergency distress information to the police station or 119, etc. close to the user's location, to induce appropriate action.

9 is a flowchart illustrating a procedure for processing a vehicle management service in a micro multi-function vehicle-mounted terminal according to the present invention, Figure 10 is a flowchart showing a procedure for processing MP3 music service in a micro-functional multi-vehicle terminal equipped according to the present invention. to be.

Referring to FIG. 9, when a vehicle management service is requested by a user operating a key button or a vehicle management command from a server, various vehicle state information such as vehicle speed or vehicle model information is collected and transmitted to the multifunctional service server 230. do. The multi-function service server 230 transmits an action command when a necessary action for vehicle management is requested using the vehicle information according to a predetermined procedure, and the ultra-compact multi-function vehicle-mounted terminal 100 receives the command on the LCD screen. And the like (S51 to S54). Therefore, the driver can quickly perform the necessary measures related to vehicle management.

When the user requests the MP3 music service, as shown in FIG. 10, the MP3 music file is downloaded or pre-downloaded from the multi-function service server 230, and the MP3 music file is reproduced by the MP3 player 122 and then the amplifier ( 124 is output as sound through the speaker SPK.

In the above embodiment, some services provided by the multi-function service server have been described as examples, but the present invention is not limited to these examples, and many other services may be provided in various ways using a micro multi-function vehicle-mounted terminal.

As described above, the ultra-compact multi-vehicle terminal according to the present invention includes a navigation service provided by a GPS terminal and real-time traffic information, an automatic toll service (ETC) service, a vehicle management service, and an MP3 music service provided by a DSRC method. It can be provided by the terminal of the installation and use is convenient, it can easily provide a variety of additional services.

In particular, the present invention improves the function of the microprocessor, and since the existing CPU uses a two-channel universal asynchronous transceiver (UART), such additional functions are impossible, and the price is expensive because of attaching a separate device having additional functions. The integrated microprocessor of the present invention can be expanded to 4 channels (bands) or more to integrate these additional functions at once, so that the price can be implemented at a low price of 1/4 of the existing one.

In addition, the conventional terminal requires a separate case and power by attaching the GPS receiver antenna, the vehicle-mounted terminal antenna, and the MP3 chip to the outside, but the present invention puts all of these functions inside the vehicle-mounted terminal case, such as a power case and an indicator. It is designed to be cheaper than 1/3 of the price than the existing one by using a common.

Although described above with reference to a preferred embodiment of the present invention, those skilled in the art various modifications and variations of the present invention without departing from the spirit and scope of the present invention described in the claims below I can understand that you can.

Figure 1a, 1b is a schematic diagram showing an entire system for providing a service to a micro multi-function vehicle-mounted terminal according to the present invention,

2 is a block diagram of a compact multi-function vehicle-mounted terminal according to the present invention;

FIG. 3A is a first embodiment of the microprocessor shown in FIG. 2;

3B is a second embodiment of the microprocessor shown in FIG. 2;

3C is a third embodiment of the microprocessor shown in FIG. 2;

3d is a view showing a software structure of a terminal according to the present invention;

4 is an operation flowchart of a micro multi-function vehicle-mounted terminal according to the present invention,

5 is a flowchart illustrating a process of upgrading navigation data in a compact multi-function vehicle-mounted terminal according to the present invention;

6 is a flow chart illustrating a procedure for receiving real-time traffic information in a compact multi-function vehicle-mounted terminal according to the present invention,

7 is a flow chart showing a procedure for processing automatic charge collection in a micro multi-function vehicle-mounted terminal according to the present invention,

8 is a flowchart illustrating a procedure for processing an emergency rescue service in a micro multi-function vehicle-mounted terminal according to the present invention;

9 is a flow chart showing a procedure for processing a vehicle management service in a compact multi-function vehicle-mounted terminal according to the present invention,

10 is a flowchart illustrating a procedure for processing an MP3 music service in a compact multi-function vehicle-mounted terminal according to the present invention.

* Explanation of symbols for main parts of the drawings

1: vehicle 5: GPS satellites

100: integrated terminal 200: roadside base station

210: communication network 220: traffic information center

230: Multifunction Service Server

102: smart card 110: card reader

112: integrated microprocessor ASIC 114: GPS receiver

116: MMIC 118: display

120: key input unit 122: MP3 player

124: amplifier 126: serial communication port

128: video output terminal 130: audio output terminal

140: infrared electric signal optical conversion transmitter and photoelectric signal conversion receiver

Claims (9)

In an intelligent vehicle information system that enables wireless communication between a roadside base station apparatus installed in a roadside, a toll gate, a parking lot, and a terminal mounted on a vehicle, A vehicle mounting terminal case for mounting all components; A GPS receiver for receiving navigation data from a GPS satellite through a GPS antenna and providing current position information of the vehicle; A key input unit for inputting various operations by the user; A card reader for processing various charging procedures related to the vehicle, such as tolls according to ETC or parking fees when using a parking lot, using the financial information recorded on the smart card; A serial communication unit for downloading and upgrading various data such as geographic information data for navigation; A speaker for outputting sound; A miniature high frequency amplification MIC unit for modulating data into a radio signal and transmitting the data to a roadside base station through a vehicle-mounted terminal antenna; And Equipped with software for performing DSRC protocol, geographic information database (DB) for navigation, real-time traffic information database (DB) for real-time traffic information, and location delivered from GPS receiver Information and data provided from the MMC to provide traffic information through the speaker, and includes an integrated microprocessor ASIC which provides a corresponding function according to the input of the key input unit. The antenna, coordinate recognition, point of interest (POI), etc., which are the main functions of the GPS terminal, are simultaneously mounted in the case to simultaneously use the case, the power supply, the indicator, and the CPU function of the GPS terminal. In-vehicle terminal equipped with a GPS receiver for interfacing with the CPU function of the vehicle-mounted terminal to provide voice service of the vehicle location and charging function and road surroundings information to the built-in speaker. The method of claim 1, wherein the terminal The MP3 player is mounted in the vehicle-mounted terminal case, and a music selection switch is mounted on the key input unit to allow music to be listened to while driving the vehicle, and to connect music to an external high performance speaker through an internal speaker or an audio output terminal. Vehicle-mounted terminal with MP3 (MP3) characterized in that the service can be carried out by. The apparatus of claim 1, wherein the antenna and the GPS antenna are attached to the case of the vehicle-mounted terminal, thereby eliminating a separate antenna attachment device. And a receiver attached to the vehicle-mounted terminal so as to be visible to the counterpart base transceiver station. The method of claim 1, wherein the integrated microprocessor ASIC is The microprocessor core is composed of at least 4 channels of a universal asynchronous transceiver (UART) in order to insert software of a first layer communication protocol into a microprocessor core and add a phase locked loop (PLL) frequency stabilization controller. In-vehicle terminal equipped with a processor. The method of claim 1, wherein the integrated microprocessor ASIC is An on-vehicle terminal characterized in that the software of the second layer communication protocol is inserted in the microprocessor core, and the digital function and the memory function are added to reduce the size and cost. The method of claim 1, wherein the integrated microprocessor ASIC is A vehicle-mounted terminal comprising the software of the seventh layer communication protocol inserted into a microprocessor core to implement a vehicle functional state, a CAN interface, and an MP3 function. The method of claim 1, wherein the terminal GPS port (GPS) terminal in the vehicle-mounted terminal in the service when the navigation traffic information additional supplements and modifications are required to download from the outside to improve the service, and a direct communication port and navigation video signal to the external video monitor And a video output terminal and an audio output terminal for outputting the data. delete delete