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US 8,797,238 B2Granted
Organic light emitting display
AssigneeSamsung Display Co., Ltd.
InventorsWon-Kyu Kwak, Yang-Wan Kim
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Abstract
An organic light emitting display (OLED) is disclosed. The OLED includes a storage capacitor formed in a first region of the substrate, a thin film transistor formed in a second region of the substrate, a first data line capacitor formed in a third region of the substrate, an organic light emitting diode formed on the storage capacitor and the thin film transistor, and a second data line capacitor formed on the data line capacitor.
Claims10
An organic light emitting display (OLED) comprising:
- a substrate;
- a storage capacitor region, a thin film transistor region, and a data line capacitor region each formed on the substrate;
- a storage capacitor formed in the storage capacitor region, the storage capacitor comprising:
- a first semiconductor layer formed on the substrate;
- a gate insulating layer formed on the first semiconductor layer;
- a first electrode formed on the gate insulating layer;
- an interlayer insulating layer formed on the first electrode;
- and
- a second electrode formed on the interlayer insulating layer, wherein the second electrode is electrically connected to the first semiconductor layer;
- a thin film transistor formed in the thin film transistor region, the thin film transistor comprising:
- a second semiconductor layer formed on the substrate;
- a gate insulating layer formed on the second semiconductor layer;
- a gate electrode formed on the gate insulating layer;
- a source electrode formed on the gate insulating layer;
- and
- a drain electrode formed on the gate insulating layer;
- a first data line capacitor formed in the data line capacitor region, the first data line capacitor comprising:
- a third semiconductor layer formed on the substrate;
- a gate insulating layer formed on the third semiconductor layer;
- an interlayer insulating layer formed on the gate insulating layer;
- and
- a data line formed on the interlayer insulating layer;
- an organic light emitting diode formed on the storage capacitor and the thin film transistor and comprising:
- a pixel electrode connected to one of the source and drain electrodes;
- an organic emission layer formed on the pixel electrode;
- and
- an opposite electrode formed on the storage capacitor, the thin film transistor, and the first data line capacitor;
- and
- a second data line capacitor formed on the data line capacitor region, the second data line capacitor comprising:
- the data line;
- an insulating layer formed over the data line;
- and
- the opposite electrode, the opposite electrode formed over at least part of the insulating layer.
30 more elements
Dependencies are inferred from the claim text.