Portable terminal

Details Portable terminal Portable terminal

2005-10-25

2005-10-25

Corsaro, Nick (Department: 2684)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C455S550100, C455S575100, C455S127500, C455S566000, C345S170000, C345S168000, C379S368000

Reexamination Certificate

active

06959208

ABSTRACT:
In response to key operation, a portable terminal lights up an LCD unit, and also lights up keys only when it is dark around the portable phone by measuring external brightness.

REFERENCES:
patent: 6310609 (2001-10-01), Morgenthaler
patent: 6498600 (2002-12-01), Vance et al.
patent: 6674854 (2004-01-01), Kawano et al.
patent: 1128642 (2001-08-01), None
patent: 1085731 (2001-03-01), None
patent: 1128642 (2001-08-01), None
patent: WO97/03432 (1997-01-01), None
patent: WO 00/41378 (2000-07-01), None
patent: WO00/41378 (2000-07-01), None

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