发明名称 Low power portable communication system with wireless receiver and methods regarding same
摘要 A portable communication system provides a universal transmitter that couples to a communication device having an audio port, e.g., a cellular phone audio port, and which transforms the sound output into signals, e.g., infrared pulses, for transmission to a wireless receiver, e.g., a behind the ear or in the ear receiver.
申请公布号 US2002030871(A1) 申请公布日期 2002.03.14
申请号 US20010826394 申请日期 2001.04.03
申请人 ANDERSON MARLYN J.;VOROBA BARRY;HAGGERTY MARK E. 发明人 ANDERSON MARLYN J.;VOROBA BARRY;HAGGERTY MARK E.
分类号 H04B1/38;H04B10/10;H04M1/05;H04M1/60;H04M1/737;(IPC1-7):H04B10/02;H04B10/00 主分类号 H04B1/38
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