Stacked OLED display having improved efficiency
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United States of America Patent
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Jun 7, 2005
Grant Date -
Dec 30, 2004
app pub date -
Jun 26, 2003
filing date -
Jun 26, 2003
priority date (Note) -
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Abstract
An OLED device having a pixel, including a plurality of light transmissive filters; a first electrode layer defining a corresponding plurality of separately addressable electrodes; a first layer of white light emitting OLED material; a doped organic conductor layer; a second layer of white light emitting OLED material; and a second electrode layer defining a single electrode coextensive with the plurality of color filters.
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