Study of the transmission that about aural signal realized by digital signal, at embedded system based on the TCP/IP protocol.

基于TCP/IP协议思路，在嵌入式系统中研究采用数字信号来实现音频信号的传输。

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The experiment results show that the new technique outperforms the conventional spectral subtraction methods in spectrogram characteristic, output signal-to-noise ratio (SNR) and aural performance.

实验结果表明， 新算法比传统谱相减算法有更优的语谱特性、更高的输出信噪比和更好的听觉性能。

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