... 正交信道干扰 qci quadrature channel interference 正交信号调制 orthogonal signal modulation 确认信函，询证信函 letter of confirmation ...
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Based on the principle of digital orthogonal modulation, the generation question of wide-band signal is factually identical with how to generate base-band signal with high sampling in time domain.
在数字正交调制原理的基础上，宽带信号的产生问题实际上转换为如何得到高采样率下的时域基带信号。
The technique of orthogonal narrowband noise modulation is based upon the classical formula of narrowband random signal.
研究了由乘性和加性噪声的线性组合作为调制噪声的线性系统的随机共振。
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