Organic electro-luminescent display
OwnerHong Kiminventor
Life of this patent
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Abstract
An active matrix organic electro-luminescent (EL) display is disclosed. The organic electro-luminescent display includes an organic electro-luminescent device, a driving transistor, and a switching transistor, which are provided at each one of a plurality of pixel regions, a data line for applying a data signal to the switching transistor, a scan line for applying a scan signal to the switching transistor, and a common power supply line electrically connected to the driving transistors of neighboring ones of the pixel regions for applying a voltage to the driving transistors.
Claims20
An organic electro-luminescent display comprising:
- an electro-luminescent device including at least one of emitting layers for emitting white light;
- and
- a driving part for driving the electro-luminescent device,
- wherein the electro-luminescent device is operated by digital driving.
An organic electro-luminescent display comprising an organic electro-luminescent device, a driving transistor, and a switching transistor, which are provided at each one of a plurality of pixel regions, further comprising:
- a data line for applying a data signal to the switching transistor;
- a scan line for applying a scan signal to the switching transistor;
- and
- a common power supply line electrically connected to the driving transistors of neighboring ones of the pixel regions for applying a voltage to the driving transistors.
An organic electro-luminescent display comprising:
- a transparent substrate having a plurality of pixel regions;
- first and second transistors formed at each pixel region of the transparent substrate;
- a first electrode formed at each pixel region and electrically connected to the first transistor;
- an organic electro-luminescent layer formed over the first electrode for emitting white light;
- a second electrode formed over the organic electro-luminescent layer;
- a data line electrically connected to the second transistor for applying a data signal to the second transistor;
- a scan line electrically connected to the second transistor for applying a scan signal to the second transistor;
- and
- a common power supply line electrically connected to the first transistors of neighboring ones of the pixel regions for applying a voltage to the first transistors.
An organic electro-luminescent display comprising:
- a transparent substrate having a plurality of pixel regions;
- a thin-film transistor formed at each pixel region in a non-light-emitting region of the pixel region;
- a color filter layer formed at each pixel region in a light-emitting region of the pixel region;
- an anode formed over the color filter layer and electrically connected to the thin film transistor;
- an organic electro-luminescent layer formed over the anode for emitting white light;
- a cathode formed over the organic electro-luminescent layer;
- and
- a common power supply line electrically connected to the thin-film transistors of neighboring ones of the pixel regions for applying a voltage to the thin-film transistors.
An organic electro-luminescent display comprising:
- a transparent substrate having a plurality of pixel regions;
- a thin-film transistor formed at each pixel region in a non-light-emitting region of the pixel region;
- an anode formed at each pixel region in a light-emitting region and electrically connected to the thin-film transistor;
- an organic electro-luminescent layer formed over the anode for emitting white light;
- a cathode formed over the organic electro-luminescent layer;
- a protective film formed over the cathode;
- a color filter layer formed over the protective film;
- a protective cap formed over the color filter layer;
- and
- a common power supply line electrically connected to the thin-film transistors of neighboring ones of the pixel regions for applying a voltage to the thin-film transistors.
Dependencies are inferred from the claim text.