Telephonic communications – Terminal – Having muting
Reexamination Certificate
2006-11-28
2006-11-28
Bui, Bing Q. (Department: 2614)
Telephonic communications
Terminal
Having muting
C379S422000, C455S090300
Reexamination Certificate
active
07142666
ABSTRACT:
The present invention is directed at a telephone that automatically selectively disables a microphone when the microphone is moved out of close proximity to the user's mouth. One embodiment comprises a sensor that detect if the telephone microphone is in close proximity to a user's mouth and a switch that selectively mutes the telephone in response to the detection.
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wysiwyg://2/http://telecom.hellodirect.com/docs/Reviews/CordlessXLT.1.110200.asp, “Review: Hello Direct's Cordless XLT Headset”, Dec. 5, 2001.
http://www.merl.com/projects/Audio—Buffer/Thi...is related (but this one I'd actually pay for!), “Mitsubishi Electric Research Laboratories”, Dec. 6, 2001.
AUDIBIT Cal Centre Handset 1500 Product Specification, V1.1 Oct. 1999.
Bates Cary Lee
Santosuosso John Matthew
Bui Bing Q.
International Business Machines - Corporation
Johnson Grant A.
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