Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Reexamination Certificate
2007-11-27
2007-11-27
Hjerpe, Richard (Department: 2629)
Computer graphics processing and selective visual display system
Plural physical display element control system
Display elements arranged in matrix
C345S156000, C455S574000
Reexamination Certificate
active
10358876
ABSTRACT:
There is provided an apparatus for controlling an LCD backlight in a mobile station to perform the operation of the mobile station in a dimming mode more effectively, and extend the maximum allowable operation time of the mobile station, the apparatus including a backlight LED (light emit diode) for generating a backlight to an LCD, a backlight drive for receiving an input current to supply the input current to the backlight LED to drive, a current control unit for controlling the input current of the backlight drive by a current control signal, and a control unit for supplying the current control signal to the current control unit to control the input current of the backlight drive during operation of the LCD according to a normal mode/dimming mode as predetermined.
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Hjerpe Richard
Said Mansour M.
The Farrell Law Firm
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