Typewriting machines – Key-board or key lever-actuating mechanism
Reexamination Certificate
2005-08-30
2005-08-30
Chau, Minh (Department: 2854)
Typewriting machines
Key-board or key lever-actuating mechanism
C400S477000, C400S479000, C400S480000, C345S168000
Reexamination Certificate
active
06935797
ABSTRACT:
An alphanumeric keyboard has a plurality of alphanumeric keys and includes at least one built-in microphone. The at least one microphone is controlled by a processor such that the at least one microphone is able to be operated in an automatic mode. When in the automatic mode and an alphanumeric key is activated, the at least one microphone is deactivated for a predetermined period. The predetermined period is controlled by a timer. Also disclosed is the inclusion in the keyboard of one or more of: echo cancellation; a card reader; a wireless data receiver; and a contactless induction charger.
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Blakely & Sokoloff, Taylor & Zafman
Chau Minh
Creative Technology Limited
De Klerk Stephen M.
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