发明名称 Wireless telephone with adaptive microphone array
摘要 A wireless telephone having an array of microphones and a digital signal processor (DSP) and a method of processing audio signals from a wireless telephone having an array of microphones and a DSP. The wireless telephone includes an array of microphones and a DSP. Each microphone in the array is configured to receive sound waves emanating from the surrounding environment and to generate an audio signal corresponding thereto. The DSP is coupled to the array of microphones. The DSP is configured to receive the audio signals from the array of microphones, to detect a direction of arrival (DOA) of a sound wave emanating from the mouth of a user based on the audio signals and to adaptively combine the audio signals based on the DOA to produce a first audio output signal.
申请公布号 US7983720(B2) 申请公布日期 2011.07.19
申请号 US20050135491 申请日期 2005.05.24
申请人 BROADCOM CORPORATION 发明人 CHEN JUIN-HWEY
分类号 H04M1/00;H04B1/38 主分类号 H04M1/00
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