1. The vehicle information system
Introduction
on-board information system is the use of computers, satellite positioning, communications, control and other technologies to provide security, environmental protection and comfort functions and services of automotive electronic equipment, which is part of the smart car, also known as automotive electronics. On-board computer information systems, including automotive, smart navigation, driving recorder, car multimedia and so on. Vehicle information system has four levels, from high to low client layer, service layer, communication layer and car layer.
Status
vehicle information system is unlimited information input and interaction with very limited operations in conflict: on the one hand of the user information system is in a state of rapt driving, On the other hand we want a vehicle information, location information, navigation information, user information and Internet information into the on-board systems, and because of the richness of position changes, enter LBS type of information also caused far greater than PC or handheld device.