• 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视频平均方法,提高和改善电平信号测量精度

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  • The article analyzed the problems in China railways' level crossing signal and explored their solutions. And a intelligent level crossing signal and video monitoring system were introduced in details.

    分析了我国铁路既有道口信号存在若干问题,探讨解决途径。较详细介绍了一种智能化道口信号图像系统

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  • The system also comprises ambient light level sensing, video signal switching technology and power conversion circuitry.

    系统包括环境强度感觉视频信号交换技术能量转换电路

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  • And a intelligent level crossing signal and video monitoring system were introduced in details.

    较详细介绍一种智能化道口信号图像系统

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  • Based on that, this thesis illustrates one uncompressed video transmission system, which can satisfy the demand of the broadcast level transmission of the TV program signal source.

    由此出发本文研制了一个压缩视频传输系统系统可以满足电视节目源信号高质量传输要求

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  • As part of the video signal, bi-level sync introduces an unwanted DC component (Figure 2).

    作为视频信号一部分,双电平同步包含了一部分并不需要的直流分量(如图2)。

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  • As part of the video signal, bi-level sync introduces an unwanted DC component (Figure 2).

    作为视频信号一部分,双电平同步包含了一部分并不需要的直流分量(如图2)。

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