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9. Car-Borne Information System 2005.6 Agenda Introduction to Automotive Electronics Technology and Fields in Automotive Electronics Project : ”Car-borne Information System” Communication The development of Car Industry 1885, Carl Benz invented the first car 3 revolutions in car industry: 1914, Ford invented streamline 50s-60s, European car boost 60s-70, Japanese car industry In 2002, 57,700,000 new cars are sold. The development of Electronic In 1946， The first computer ENIAC was born in America. For the past half century Army -> Scientific Research -> Civil PC Revolution Internet Economy Pervasive computing Pervasive computing Whole new Devices Tablet PC, PDA Smart Card Use Information Technology to change the old devices: Digital Hospital, Industrial Control Digital Appliance：DC，Set Top Box Digital Automotive Industry: Automobile Electronics The birth of Automotive Electronics Human’s new requirement to Car： Mobility Economy Safety Stability Convenient Traditional mechanical devices can NOT solve certain problems. The birth of Automotive Electronics Automobile Electronics = Automobile + Electronics Features in AE Require Broad Knowledge Mechanical Engineering, Automobile, Microelectronics, Automation, Computer hardware, computer software…… Different level Low Level: single chip, PLC High Level: Embedded OS No International Standard Car-borne Bus：J1850，ODB-2，CAN，LIN，IDB Agenda Introduction to Automotive Electronics Technology and Fields in Automotive Electronics Project : ”Car-borne Information System” Communication Technology and Fields in Automotive Electronics Hardware Sensor Bus Chip, Storage, Display Software Platform Embedded Operating System Application Navigation, Positioning, Digital Meter. Hardware -- Sensor Sensor：A -> D Type of sensor： Speed sensor, temperature sensor, light sensor, sound sensor.…… No. of sensor in normal car: 30 – 100 No. of sensor in advanced car:100 – 300 Hardware -- Bus Provide unified data transfer channel for all kinds of digital devices in car. CAN（Controller Area Network） Invented by BOSCH in Germany 1M bit/s, high speed network Hardware –Chip, Storage and Display Chip: ARM7, Xscale and other embedded chips Storage: CD, DVD, CF Card，SD Card Display: Touch Screen，LCD, LED Software – Embedded Operating Systems OSEK Application – Digital Meter Traditional Meter Digital Meter More Clear, More configurable Application– Digital Map Easy to search, more information Application– GPS Receive the satellite signal and display current position on the map Application– Navigation GPS + GSM + GIS Can dynamically get the road information Can update the map via Internet Application– Wireless Phone Now, GPRS Future, 3G Application– Thief Proof Set password for the car Smartcard login Use GPS to report the current position via web server Application– Entertainment DVD Player, CD Player Radio Receiver Gaming Application– Diagnosis Diagnose via various of sensors Simple: oil, water warning Complex: engine diagnose Application– Rearview mirror Traditional mirror can not see every place Collect pictures through digital cameras. Agenda Introduction to Automotive Electronics Technology and Fields in Automotive Electronics Project : ”Car-borne Information System” Communication GPS system invented by China Introduction Car-borne information system is an electronic system that provides all kinds of information for car drivers and passengers. It consists of car-borne information terminal and information service out of the car They are integrated by mobile communication technique and wireless network. It not only includes information display and entertainment device in the car, but also serves as a bridge among car, mobile commerce and traffic information service 交通数据 采集中心 INTERNET 交通数据 处理中心 远程监控诊断 Telephone GPS Internet Car Status Entertainment Diagnosis Digital Meter Digital Rearview mirror Information Error Diagnosis Car information User Service System Database DB Information DB Car Status Information Integrated Information Proxy Server Service Web Server Users Drivers & Passengers Users out of the car Terminal Applications Car-borne Information Terminal Embedded OS（Windows CE） Car-borne Computer Car controllers Sensors & controller chips Mechanical devices of the car Architecture of Car-borne terminal Intelligent Error Digital Digital Internet Access Other Navigation Diagnosis Meters Rearview mirror software Windows CE Micro Processor– Intel PXA270 Touch Screen Digital Camera CAN Bus CDMA Other Interface Wireless Hardware Module Need Design & develop Hardware your hardware Design? Get hardware & BSP from OEMs Develop BSP for your hardware Need platform Customize your customization? Win CE platform Get platform & SDK from OEMs Export your SDK Coding & Testing Release to Manufacture Need Design & develop Hardware your hardware Design? Get hardware & BSP from OEMs Develop BSP for your hardware Need platform Customize your customization? Win CE platform Get platform & SDK from OEMs Export your SDK Coding & Testing Release to Manufacture
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