在多媒体信号处理中,由于量化误差是输入信号的函数,使得语音信号产生信号失真和噪声调制。
In multimedia signal processing, quantization error is a function of input signal and it results in the audible distortion and noise modulation in the audio signals.
这个方法利用了周期性信号间相位差变化的规律性对比对信号进行相位处理,有效地减小了量化误差。
Utilizing the regularity of phase difference between period signals, phase processing is made on comparison signals, which reduce effectively quantified error.
同时引入数字信号处理方法对输出信号进行量化处理,并由计算机进行高级分析处理。
DSP method is introduced to quantify the output signal, and advanced analysis for such signals is performed by computer.
应用推荐