Computer graphics processing and selective visual display system – Display peripheral interface input device – Including keyboard
Reexamination Certificate
2002-11-08
2008-09-09
Abdulselam, Abbas I (Department: 2629)
Computer graphics processing and selective visual display system
Display peripheral interface input device
Including keyboard
C341S022000, C379S433070
Reexamination Certificate
active
07423634
ABSTRACT:
The invention is a keyboard which is rigid, less than 2.5 mm thin, ultra-light, with large and spaced, touch sensitive, finger friendly keys for fast and easy, multi-finger, one or two hands, even walk and type touch typing. Its keys shapes and arrangements enable a full alphabet set plus several funtions of such large and spaced keys on a pocket sized surface, each key denoting many characters. It has on-device, add-on and detached versions and many variations. Conventional Mobile keyboards are either desk opearbel type which are bulky requiring set up for use, or are tiny on-device type which shrink the device screen and have crammed, pressure sensitive keys. The inventions has the good features of both types of conventional keyboards, resolves problems of both and adds additional features.
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patent: 6392870 (2002-05-01), Miller, Jr.
patent: 6476733 (2002-11-01), Amiri
patent: 6614364 (2003-09-01), Yeh
patent: 6886263 (2005-05-01), Chou
patent: 04-368016 (1992-12-01), None
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