本文研究的方法是通过VC编程实现用声卡对信号的调制解调。
The research method is using VC programming to realize the modulation and demodulation of the signal by audio-card.
在MATLAB环境中可以通过多种编程方法驱动声卡，实现对语音信号的采集和回放。
In the MATLAB environment through various programming method can realize sound card, driver to speech signal acquisition and playback.
在MATLAB环境中可以通过多种编程方法驱动声卡，实现对语音信号的采集和回放。
In the MATLAB environment through various programming method can realize sound card, driver to speech signal acquisition and playback.
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