抑制干扰也从电源系统、地线、信号线等方面采取措施，通过隔离、屏蔽、滤波、接地等方法，在软件上采取数字滤波。
We take measure for inhibition interference by power supply system and signal wire and ground wire etc. Using digital filter in software through isolate, screen, filter and ground connection etc.
在电路原理图设计中遵循高速信号电路PCB设计原则，完成了系统PCB的布局、叠层设计、内电层设计、系统接地设计和高速信号线等设计；
With the circuit schematic design and the high speed PCB design, completes PCB composition, stackup design, internal layer design, system grounding design and high-speed signal line design.
个人电脑，文字处理，列表机，传真机等信号线的波形修正，并提供介面及辐射杂讯交叉测量。
Waveform correction in personal computers, word processors, printers and facsimile signal lines, and provides radiated noise countermeasures in interfaces and harness connecting parts.
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