本设计基于软件无线电的思想，使用软件的方法直接对短波信号进行处理，实现AM语音调制语音信号全数字解调。
In my design, signal is processed directly with software method based on software radio idea, which realizes the AM signal demodulation.
实验中利用了迈克尔逊干涉仪结构，采用了直接强度解调的方法。
Michelson interferometer and direct intensity demodulation method were used in experiments.
提出在传统的择大判决法的基础上，用多码元累加方法对中频采样信号直接进行同时解扩解调。
A new algorithm based on the traditional maximum-selection method is proposed. This method despreads and demodulates the IF sampled signal simultaneously by multi -symbol accumulation.
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