Color OLED display with improved power efficiency

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

C345S083000, C345S084000, C345S076000, C345S077000, C345S690000, C315S169100, C315S169300

Reexamination Certificate

active

10320195

ABSTRACT:
An OLED display device includes an array of light emitting pixels, each pixel having three or more OLEDs for emitting different colors of light specifying a gamut and at least one additional OLED for emitting a color of light within the gamut, wherein the power efficiency of the additional OLED is higher than the luminance efficiency of at least one of the three or more OLEDs; and means for driving the OLEDs in the pixels to produce a given color and luminance at a reduced power usage.

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Klompenhouwer et al., “Subpixel Image Scaling for Color Matrix Displays,”SID 02 Digest, pp. 176-179.

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