Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate
2005-10-04
2005-10-04
Trinh, Sonny (Department: 2687)
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
C455S550100, C455S090300, C345S169000, C345S173000
Reexamination Certificate
active
06952597
ABSTRACT:
A wireless mobile phone, is provided with an input keypad having a number of touch sensitive keys, and complementary logic to facilitate entry of alphanumeric data through stroking of the touch sensitive keys of the input keypad. Alphanumeric data or commands are entered through selected ones of down, up, right, left, and a number of other patterns of stroking of the touch sensitive keys. As a result, a user may enter alphanumeric data or commands in a much more user friendly manner.
REFERENCES:
patent: 5945928 (1999-08-01), Kushler et al.
patent: 5982303 (1999-11-01), Smith
patent: 6107997 (2000-08-01), Ure
patent: 6295052 (2001-09-01), Kato et al.
patent: 6297945 (2001-10-01), Yamamoto
patent: 6310609 (2001-10-01), Morgenthaler
patent: WO 97/41677 (1997-11-01), None
Engstrom G. Eric
Graham Tyrol R.
Schwabe Williamson & Wyatt P.C.
Trinh Sonny
Wildseed Ltd.
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