Display device, portable electronic device and method of...

Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix

Reexamination Certificate

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Details

C345S088000, C345S090000, C345S211000, C345S690000, C315S291000, C349S070000

Reexamination Certificate

active

06867757

ABSTRACT:
Current flowing through a plurality of light emission diodes is individually controlled, thereby an image with a desired color is displayed according to color lights emitted from the light emission diodes. A sum of current flowing through the light emission diodes is maintained at a predetermined current, thereby brightness of the image is maintained at a predetermined brightness.

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