信道编码与调制（Channel coding and Modulation） 信道估计与均衡（Channel estimation and Equalization）
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比较目前几种信息隐藏技术，提出了一种基于自适应量化索引调制(AQIM)与信道编码实现信息隐藏通信的新方法。
In this paper, we present a novel covert communication technique based on adaptive quantization index modulation (AQIM) and channel coding via the comparison of several existing ones.
空时编码采用多发送天线设计信道编码，联合考虑分集、编码与调制，从而提高信号在无线衰落信道中传输的可靠性。
The design of channel codes for improving the reliability of communications over fading channel using multiple transmit antennas is considered.
数字地面电视发射机有两大技术难点：一是与制式有关的信道编码调制技术；
There are two technique problems for Terrestrial digital TV transmitter: one is the channel coding modulation technique whch is dependent of TV system;
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