计算机工程与应用 ›› 2009, Vol. 45 ›› Issue (33): 57-59.DOI: 10.3778/j.issn.1002-8331.2009.33.018

• 研发、设计、测试 • 上一篇    下一篇

嵌入式列车司机驾驶疲劳检测系统设计

彭 军,何伟锋,杨迎泽   

  1. 中南大学 信息科学与工程学院,长沙 410075
  • 收稿日期:2008-09-19 修回日期:2008-12-01 出版日期:2009-11-21 发布日期:2009-11-21
  • 通讯作者: 彭 军

Embedded train driving fatigue detection system design

PENG Jun,HE Wei-feng,YANG Ying-ze   

  1. School of Information Science and Engineering,Central South University,Changsha 410075,China
  • Received:2008-09-19 Revised:2008-12-01 Online:2009-11-21 Published:2009-11-21
  • Contact: PENG Jun

摘要: 为了有效地进行列车司机驾驶疲劳实时检测,利用ADI公司的双核DSP芯片ADSP-BF561,设计了车载的嵌入式列车司机驾驶疲劳在线检测系统。阐明了该嵌入式系统的硬件组成原理和PERCLOS非接触式疲劳检测方法,最后详细阐述了系统软件结构和设计实现方法。实验结果表明此方案能实时检测疲劳发生,该系统体积小、成本低、实时性好。

关键词: 嵌入式系统, 双核数字信号处理, 驾驶疲劳, 在线检测

Abstract: In order to do effective,real-time detection of the train driving fatigue,a vehicle-mounted embedded train driving fatigue detecting system is designed taking ADI dual-core DSP chip ADSP-BF561 as a core.The hardware components principle of this embedded system and PERCLOS,a non-contact fatigue detection method,are clarified.Finally,the structure,design and implementation methods of the system software are elaborated in details.The results show that this design scheme can detect fatigue in real time; the system has small size,low cost.

Key words: embedded system, dual-core Digital Signal Processing(DSP), driving fatigue, online testing

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