作者：牟顺海1, 刘小玲2
作者单位：1. 四川职业技术学院, 四川遂宁 629000;
2. 电子科技大学, 四川成都 610054
关键词：汽车黑匣子; 硬件; 软件; 干扰; 可靠性
摘要：
汽车黑匣子是实时采集并记录汽车行驶状态的电子仪器,作用是保证行车安全和为道路交通事故责任分析提供信息,但汽车黑匣子工作环境恶劣,外界干扰大,需具有较强抗干扰能力才能正常工作。本文通过对汽车黑匣子所受干扰种类、作用部位及影响进行分析,从汽车黑匣子硬件和软件两个方面提出了各种抗干扰措施,能有效提高汽车黑匣子工作可靠性。
Anti-interference technology of the automobile black box
MU Shun-hai1, LIU Xiao-lin2
1. Sichuan Vocational and Technical College, Suining 629000, China;
2. University of Electronic of Science and Technology, Chengdu 610054, China
Abstract: The automobile black box is of electric instrument,which can gather and record the state of the automobile's driving in time.The automobile black box does the very well in assuring driving safety and analyzing responsibility in traffic accident.However,as the operating environment of black box is rather bad and interference is rather large,so anti-interference design is very important.This paper discussed kinds,function and effect of interferences to black box and put forward some measures and methods both in hardware and software to improve reliability.
Keywords: Automobile black box; Hardware; Software; Interference; Reliability
2006, 32(4): 141-143 收稿日期: 2006-2-17;收到修改稿日期: 2006-4-21
基金项目:
作者简介: 牟顺海(1970-),男,讲师,硕士,主要从事汽车构造、汽车维修、机械制图等课程的教学和科研。
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