Telephonic communications – Terminal – Housing or housing component
Reexamination Certificate
2006-07-19
2010-02-23
Nguyen, Tuan D (Department: 2614)
Telephonic communications
Terminal
Housing or housing component
C455S575200
Reexamination Certificate
active
07668308
ABSTRACT:
Various embodiments of active headsets and/or headphones, including in-the-ear devices with boom microphones, are presented with, among other things, power-saving features, cell-phone functions, and automated activation and deactivation. Various novel methods and related circuitry are also presented.
REFERENCES:
patent: 5298692 (1994-03-01), Ikeda et al.
patent: 7215766 (2007-05-01), Wurtz
patent: 2004/0136522 (2004-07-01), Wurtz
LightSPEED Aviation, Inc.
Nguyen Tuan D
Schwegman Lundberg & Woessner, P.A.
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