A new method for digital identification and demodulation of MPSK signals is presented under the condition of the Doppler frequency shift of channel attenuation.

针对衰落信道中广泛存在的多普勒频移现象，本文提出了一种MPSK信号数字化识别解调的方法。

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It is an important technology to shift the frequency in digital vocal (musical) signal processing.

频移处理是数字语音(音乐)信号处理中一项十分重要的技术。

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For the conventional modulation and demodulation of Minimum Frequency Shift Keying (MSK), the new models for modu - lation and demodulation on digital MSK based on VHDL are developed.

针对传统的最小频移键控(MSK)的调制解调方式，提出一种基于甚高速硬件描述语言(VHDL)的数字式MSK调制解调模型。

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