Structure and working theory of VOD system on teaching is discussed in this paper. The 50M data stream adapter is effect......

无线信道仿真仪是一种能够在实验室环境下模拟真实的无线信道传播环境的的仪表。无线信道仿真仪能够在无线设备上市之前,对无线设......

针对多通道数字接收中幅相一致性和大带宽的难点,提出了一个20通道中频采样数字下变频的技术方案。该方案为多通道数字下变频的数......