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波前处理机用于完成自适应光学系统中的波前处理运算,其延时直接影响系统的控制带宽。该处理机根据帧频835HZ的哈特曼波前传感器输出信号的特点,用5片TMS320C50和1片TMS320C31,采用流水和并行处理技术,峰值运算速度达3亿次/秒,运算延时仅0.7ms。
Wavefront processor used to complete the adaptive optics wavefront processing operations, the delay directly affects the system control bandwidth. According to the characteristics of Hartmann wavefront sensor output signal with frame rate of 835HZ, the processor uses 5 TMS320C50 and 1 TMS320C31, using pipeline and parallel processing technology, the peak computing speed of 300 million times / second, the operation delay is only 0 .7ms.