Fan noise has been used in telephone booths to mask speechinterference from adjacent booths.
电话亭里风扇的噪音可用来掩盖来自隔壁电话亭的话音干扰。
2
The speech communication process as a whole includes seven elements-speaker, message, channel, listener, feedback, interference, and situation.
语言交流的过程，整体而言包括七个要素：演说者、信息、沟通途径、听众、反馈、外界干扰、和现场形态。
3
In this paper, we start from the energy point of view, use AM-FM modulation model and formant frequency, to remove the vocalic interference which vast majority of energy in the useful speech.