Mobile phone hand-free extension device
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United States of America Patent
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N/A
Issued Date -
Jul 26, 2007
app pub date -
Jan 26, 2006
filing date -
Jan 26, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A hand-free extension device to support a mobile phone capable of networking with a personal area network (PAN) includes a PAN wireless transceiver having a processor and a cellular audio signal output; and a sound source selecting switch coupled to the cellular audio signal and to a car stereo audio signal, the switch controlled by the processor to route the cellular or the car stereo audio signals to one or more car speakers.
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