发明名称 Echo-related decisions on automatic gain control of uplink speech signal in a communications device
摘要 A method for performing a call between a near-end user and a far-end user, which includes the following operations performed during the call by the near-end user's communications device. Automatic gain control (AGC) is performed to update a gain applied to an uplink speech signal. A frame is detected in a downlink signal that contains speech; in response, the updating of the gain is frozen. Other embodiments are also described and claimed.
申请公布号 US8447595(B2) 申请公布日期 2013.05.21
申请号 US20100793360 申请日期 2010.06.03
申请人 CHEN SHAOHAI;APPLE INC. 发明人 CHEN SHAOHAI
分类号 G10L0019/000014 主分类号 G10L0019/000014
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