Improving measurement accuracy of low level signal is studied using RF attenuation, resolution bandwidth, video bandwidth, and video average.
研究了利用频谱仪射频衰减、分辨带宽、视频带宽和视频平均的方法，提高和改善低电平信号的测量精度。
The video signals generated by the cmos sensor need to be long-distance send, to avoid attenuation of the signals, This design use LVDS to communicate with host computer.
对于传感器产生白勺视频数字信号需要停止长间隔传输，为避免信号衰减，本次设计采用LVDS传输协议和上位机停止数传。
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