由于固有的延时，这就使得必须采用回音消除。
There also is a little more inherent delay, which may make the use of an echo canceller mandatory.
本发明提供一种双方交谈侦测方法与装置，可应用在一回音消除系统中侦测一双方交谈状态之通讯系统中。
The double talk detector computes a squared norm of the filter weight vector and detects an increase of the squared norm in order to detect double-talk status.
本发明提供一种双方交谈侦测方法与装置，可应用在一回音消除系统中侦测一双方交谈状态之通讯系统中。
The double talk detector computes a squared norm of the filter weight vector and detects an increase of the squared norm in order to detect double-talk status.
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