发明名称 Portable wireless telephony device
摘要 The present invention provides an audio codec for converting digital audio signals to analogue audio signals, the audio codec comprising: two digital audio bus interfaces for coupling to respective digital audio buses; a digital-only signal path between the two digital audio bus interfaces, such that no analogue processing of the audio signals occurs in the digital-only signal path.
申请公布号 US7765019(B2) 申请公布日期 2010.07.27
申请号 US20050318600 申请日期 2005.12.28
申请人 WOLFSON MICROELECTRONICS PLC 发明人 SINAI DAVID
分类号 G06F17/00;G10L19/00 主分类号 G06F17/00
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