智能车线性CCD路径识别方法

摘要

论述了TSL1404CL线性CCD的识别原理，设计了CCD路径识别系统硬件电路，分析固定阀值与动态阀值以及固定中心点边缘检测与浮动中心点边缘检测的优缺点，运用LabVIEW软件编写上位机界面，获取了不同检测方法下的赛道信息，优化了系统的控制策略，提高系统的响应速度和准确性。实验证明该系统能在不同光照条件下准确识别赛道，具有很好的鲁棒性。%This paper discusses TSL1404CL linear principle of CCD and designs the hardware circuit of a CCD path identification sys-tem, analyzes the fixed threshold and dynamic threshold and the advantages and disadvantages of fixed centre point edge detection algorithm and floating point edge detection algorithm, uses LabVIEW to compile upper computer interface, achieves circuit informa-tion with different detection methods and optimizes the system control strategy to improve the response speed and accuracy. The ex-periment results show that the circuit can be accurately identified in this system and it has good robustness.