Typewriting machines – Key-board or key lever-actuating mechanism – Key-board arranged according to character location
Reexamination Certificate
2007-03-06
2007-03-06
Nguyen, Judy (Department: 2854)
Typewriting machines
Key-board or key lever-actuating mechanism
Key-board arranged according to character location
C400S489000
Reexamination Certificate
active
11101936
ABSTRACT:
A soft keyboard includes at least three rows of keys wherein a middle row is located near the center of the keyboard. The middle row includes vowel keys, and an upper row and a lower row include consonant keys. The consonant keys and the vowels keys are arranged in alphabetical order. At least one of the three rows of keys further includes at least one of the space key, the enter key, and the delete key.Another soft keyboard includes a first ring of keys around a central key, and a second ring of keys around the first ring of keys. The central key may be the enter key. The first ring of keys includes vowel keys arranged in alphabetical order. The first ring of keys may include the space key and the delete key. The second ring of keys includes consonant keys arranged in alphabetical order.
REFERENCES:
patent: 4927279 (1990-05-01), Morgan
patent: 5487616 (1996-01-01), Ichbiah
patent: 5963671 (1999-10-01), Comerford et al.
patent: 6573844 (2003-06-01), Venolia et al.
patent: 6657560 (2003-12-01), Jung
patent: 6724370 (2004-04-01), Dutta et al.
patent: 6851877 (2005-02-01), Liebhold
Avago Technologies ECBU (IP) Singapore Pte. Ltd.
Ha N.
Nguyen Judy
LandOfFree
Keyboard layout for mouse or rocker switch text entry does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Keyboard layout for mouse or rocker switch text entry, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Keyboard layout for mouse or rocker switch text entry will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3747909