By extended information theory into video sampling system, the end to end information rate of sampling system is derived.
把信息理论应用于视频采集系统中，得到系统端到端的信息率。
For the special requirements of the image transmission in Infrared Search and Track Systems, a design and implementation process of a FPGA-based Network Video Sampling System have been proposed.
针对红外搜索跟踪系统中图像传输的特殊要求，提出了一种基于FPGA的网络视频采集系统的设计方案与实现过程。
Signal sampling system of video communication over network usually has a low sampling rate suffering from the limited bandwidth, so aliasing noise is big problem.
受传输带宽限制，网络视频采集系统的采样率低，欠采样噪声严重。
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