基于扩频的对讲机语音处理模块设计_毕业设计论文_新浪博客 关键词：PCM；直接序列扩频；m序列；BPSK调制 [gap=1230]Key words: PCM, Direct Sequence Spread Spectrum, m sequence, BPSK modulation
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Finally, the smoothing of BPSK modulation, and optimization of its performance are performed.
最后提出了平滑化BPSK调制，优化了性能。
A new frequency estimation technique for BPSK modulation signals embedded in strong noise is proposed.
在强噪声背景下，针对BPSK调制信号，提出了一种新的频率估计技术。
This paper introduces the characteristics of BOC modulation and the merits compared to BPSK modulation.
现介绍BOC调制的性质及和BPSK调制方式相比较的优点。
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