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The Design and Implementation of Multifunctional Vehicle Information Terminal of GPS/GPRS

Author: XiaoYing
Tutor: XingJianPing
School: Shandong University
Course: Communication and Information System
Keywords: Global Positioning System General Packet Radio Service Microprocessor Liquid crystal Dot-matrix display
CLC: U463.6
Type: Master's thesis
Year: 2007
Downloads: 316
Quote: 1
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GPS vehicle positioning and monitoring system combines GPS technology, computer science and technology , a digital wireless communications technology and electronic technology to receive and record GPS data in the car , and combined GSM / GPRS wireless transmission network technology , and use its data transmission function , two-way data transmission , mobile vehicle monitoring center for vehicle tracking and remote monitoring . GPS vehicle positioning and monitoring terminal is set to a variety of high-tech in an open vehicle monitoring platform , it is able to cross-regional mobility , and the large number of moving targets implement monitoring , emergency rescue and provide a variety of information services . The subject from engineering reality , GSM / GPRS wireless transmission network technology , designed multifunctional GSM / GPRS GPS car terminal information systems , Fung GPS car terminal hardware and software design to introduce . Communication vehicle positioning system and the central control room communication protocol to develop the the car terminal information system for drivers and passengers LCD dot matrix LED display system , a new generation of GPS vehicle terminal The actual design . Vehicle terminal controller uses TI's MSP430F149 as the central processor , equipped with the necessary peripheral circuits ; simultaneously with LCD display , can display characters and graphics ; equipped with a large screen dot matrix LED display, real-time vehicle information display for passengers ; microprocessor through the serial port and the GPS receiver connected to receive raw GPS signal receiving incoming data filtering , processing and storage ; connected through the serial port and with TCP / IP protocol GSM / GPRS handsets modules , develop appropriate communication protocol information transfer ; through GSM / GPRS handsets modules and the central control room ; extended by another simulation serial port and a PC connected to system upgrades and maintenance , parameter modification .

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