ECHO CANCELLATION AND NOISE REDUCTION ADAPTATION DURING RINGING SIGNAL PLAYBACK
摘要
<p>A communication device is provided that includes a speaker for outputting a ringing signal, a microphone for receiving the ringing signal, and logic configured to analyze the spectral content of the received ringing signal and adjust noise reduction parameters and echo cancellation parameters based on the analyzed spectral content of the received ringing signal.</p>
申请公布号
WO2008012697(A1)
申请公布日期
2008.01.31
申请号
WO2007IB50178
申请日期
2007.01.18
申请人
SONY ERICSSON MOBILE COMMUNICATIONS AB;STENMARK, FREDRIK;HISELIUS, PER;GUSTAVSSON, STEFAN
发明人
STENMARK, FREDRIK;HISELIUS, PER;GUSTAVSSON, STEFAN
