对语音信号进行处理和仿真分析，提出了适合多媒体网络保密通信的音频获取和压缩方法，并将其编程实现。
Process and analyze speech signal by simulation. Give a method on audio record and compression adapting multi-medium web secure communication, then implement by programming.
近年来，随着通信和多媒体市场的快速增长，数字信号处理技术也得到了迅猛发展，并广泛地应用于各个领域。
In recent years, with the growth of the communications and multimedia market, the digital signal processing (DSP) technology which has also great developed and widely used in various fields.
近年来，随着通信和多媒体市场的快速增长，数字信号处理技术也得到了迅猛发展，并广泛地应用于各个领域。
In recent years, with the growth of the communications and multimedia market, the digital signal processing (DSP) technology which has also great developed and widely used in various fields.
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