什么是回波消除?
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什么是回波消除?

回波消除是一个在语音通话中消除回波以提高通话质量的过程。由于语音压缩技术和包处理延迟会产生回波,通常需要回波消除。有声回波和混合回波两种类型。

回波消除不仅可以提高通话质量,由于它采用静音压缩技术,还可以减少占用的频带宽度。