在现场直播节目的录制过程中，经常会由于现场录制工作人员的操作不当，会使MIC中串入交流干扰，从而造成语音信号的采集过程中的噪声干扰。语音降噪是针对噪声问题的一种有效的处理技术，它的目的就是为了消除噪声的影响，提高语音清晰度、改善语音的质量。-During recording, live programs, often as a result of improper handling live recording of staff, will MIC in series AC interference, resulting in the acquisition process of the speech signal noise interference. Noise reduction is an effective voice processing technology for noise problems, its purpose is to eliminate the effects of noise and improve voice clarity, improve the quality of voice.