单晶炉内部工控机与PLC串口通信程序，视频采集直径信号传输-Single crystal furnace internal IPC and PLC serial communication procedures, the diameter of the video capture signal transmission

数字相关器在通信信号处理中实质是起到数字匹配滤波器的作用，它可对特定码序列进行相关处理，从而完成信号的解码，恢复出传送的信息。-Digital correlator signal processing in the communication play in essence a digital matched filter which it can be related to a specific code sequence processing, thereby completing the