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概述模拟信号、数字信号的加扰和解扰,介绍数字电视和视频压缩技术,并给出MPEG S4:2:0硬件电路与MMDS单频发射机的框图连接。
An overview of analog signals, scrambling and descrambling of digital signals, introduction of digital television and video compression techniques, and a block diagram of the MPEG S4: 2: 0 hardware circuit with MMDS single-frequency transmitters.