ABS轮速信号室内再现方法的研究[电子设计网] Key Words：ABS，Wheel Speed Signals，Reoccurrence，Servo Motor [gap=197]关键词：ABS，轮速信号，再现，伺服电机
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As the most important dynamic parameters in this system - wheel speed signal measurement and treatment is especially important.
作为系统中最重要的动态参数——轮速信号的测量和处理尤为重要。
参考来源 - 汽车ABS轮速传感器信号处理芯片设计·2,447,543篇论文数据，部分数据来源于NoteExpress
在假定系统方程和过程方差的情况下，轮速信号的处理采用了卡尔曼滤波器的结构。
In this paper, measurement variance of the system is obtained with second order polynomial data fitling based on actual variance data of wheel speed signals.
ABS轮速信号处理电路性能的优劣直接关系到系统的控制效果，因而需要反复设计和实验验证。
The performance of signal process circuit of ABS wheel velocity directly works on the control effect of the system, so designs and tests need to be repeated.
实车试验表明，滤波后的轮速信号延时小，响应速度快，平滑效果比较理想，可以用来直接估计车速。
The real vehicle tests indicate that the filtered wheel speed signal has small time delay and quick response with relatively ideal smoothing effects and can be used for direct speed estimation.
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