MEMS技术在车载导航中的应用  

Application of MEMS technology in vehicle navigation

作　　者：刘泽[1] 黎福海[1] 肖祥慧[1] 程栋[1] 

机构地区：[1]湖南大学电气与信息工程学院,湖南长沙410082

出　　处：《传感器与微系统》2010年第12期131-133,140,共4页Transducer and Microsystem Technologies

基　　金：国家自然科学基金资助项目(60775047)

摘　　要：基于MEMS技术,对由加速度计、磁场计和倾角传感器构成的车载导航仪进行了理论分析,对系统信息融合和软硬件设计进行了研究。在嵌入式平台上实现了组合导航系统,实时提供车载体的姿态、速度和位置信息,满足导航需求。通过实验对导航系统的可靠性和稳定性进行了分析研究,得出导航系统精度与误差满足车载体导航要求的结论。Theoretical analysis on the navigator which is constituted of accelerometer, magnetometer, tilt-sensor based on MEMS technology and research of system information fusion, hardware design and software design were carried out. The navigation system realized on the embedded system can provide real-time attitude, speed, position of the vehicle which satisfy navigation need. By experiments, the reliability and stability of the system were verified. The conclusion shows that the precision and error of the system meet the demand of the vehicle navigation

关 键 词：微机电系统 加速度计 磁场计 倾角传感器 导航 

分 类 号：TP217[自动化与计算机技术—检测技术与自动化装置]