Hands-free conferencing apparatus and method for use with a wireless telephone
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United States of America Patent
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Jun 7, 2011
Grant Date -
Dec 22, 2005
app pub date -
Jun 21, 2004
filing date -
Jun 21, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A hands-free teleconferencing apparatus for use with a wireless telephone for enabling multiple users to participate in a telephone call in a hands-free environment. An adapter of the apparatus configured to connect to a wireless telephone includes circuitry for communicating with at least two external speakers and at least one external microphone. The communications between the adapter and the external speakers and microphone may be wired or wireless. If wired, the external speakers and microphone may be part of respective earbud devices or headsets that connect to the adapter. Each earbud device includes an acoustic transducer that functions as an audio speaker and may include a microphone that converts the users' voices into electric audio signals. If wireless, the external speakers and microphone may be in respective headsets that have respective wireless transducers for communicating wirelessly with respective wireless transducers in the adapter.
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