门限电平的定量分析对卫星电视系统提高接收微弱信号的能力具有重要的指导作用。
A quantitative analysis of the threshold level is important to improve the abilities of receiving weak signals for satellite television system.
其中语音信号切割是经由语音辨认技术，依据声学模型的能量门限、图形比对的方法来切割出正确的发音区段。
Which voice signals cutting through voice recognition technology, based on the acoustic model energy threshold, graphics than a way to correct pronunciation sectors.
该方法还具有幅度检测门限值低的特点，可对幅度为10 - 3级以下的信号进行检测。
This method also has characteristic of low amplitude detection threshold, it can detect weak signals with amplitude value smaller than 10-3 level.
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