Aim To find out the base of component track record format of the digital video signal, the DV-record format and the compressed principle in a single frame.

目的了解数字视频信号的分量记录格式基础———DV记录格式及其帧内压缩原理。

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Radar digital video must be compressed before transmission and recording because the bandwidth of the video signal is too large.

由于雷达视频信号的带宽问题，在对其进行数字化传输和记录时，必须对雷达视频信号进行压缩。

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This text compares and analyses various kinds of compression standards of the digital audio and video at first, has chosen MPEG-4 compressed scheme as the video of monitoring system of video finally.

本文首先对数字音视频的各种压缩标准进行比较和分析，最终选取了MPEG-4作为视频监控系统的视频压缩方案。

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Video was compressed and audio suffered from a few digital artifacts, but nothing so horrendous as to make it unintelligible.

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