Display device and flexible display device including a storage capacitor
AssigneeSamsung Display Co., Ltd.
InventorSang Hyung Lim
Life of this patent
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Abstract
According to an embodiment of the disclosure, a display device includes a pixel circuit layer including a base layer and a pixel circuit disposed on the base layer, and a light emitting element disposed on the base layer and electrically connected to the pixel circuit. The pixel circuit includes a transistor and a storage capacitor including a first capacitor electrode and a second capacitor electrode. The base layer includes a concave portion. At least a portion of each of the first capacitor electrode and the second capacitor electrode is disposed in the concave portion.
Claims30
A display device comprising:
- a pixel circuit layer including a base layer and a pixel circuit disposed on the base layer;
- and
- a light emitting element disposed on the base layer and electrically connected to the pixel circuit, wherein
- the pixel circuit includes:
- a transistor, and
- a storage capacitor including a first capacitor electrode and a second capacitor electrode, wherein
- the base layer includes a concave portion, and at least a portion of each of the first capacitor electrode and the second capacitor electrode is disposed in the concave portion,
- facing surfaces facing each other, an insulating layer disposed between the facing surfaces,
- the facing surfaces includes first facing surfaces and second facing surfaces,
- the first facing surfaces extend along a first surface,
- the second facing surfaces extend along a second surface different from the first surface, and
- a normal direction of the second surface is different from a thickness direction of the base layer.
An electronic device comprising:
- a pixel circuit layer including a base layer and a pixel circuit disposed on the base layer;
- and
- a light emitting element disposed on the base layer and electrically connected to the pixel circuit, wherein
- the pixel circuit includes:
- a transistor, and
- a storage capacitor including a first capacitor electrode and a second capacitor electrode, wherein
- the base layer includes a concave portion, and at least a portion of each of the first capacitor electrode and the second capacitor electrode is disposed in the concave portion,
- facing surfaces facing each other, an insulating layer disposed between the facing surfaces,
- the facing surfaces includes first facing surfaces and second facing surfaces,
- the first facing surfaces extend along a first surface,
- the second facing surfaces extend along a second surface different from the first surface, and
- a normal direction of the second surface is different from a thickness direction of the base layer.
A flexible display device foldable along a bending line, the flexible display device comprising:
- a base layer including a recessed portion;
- a pixel circuit including a storage capacitor including capacitor electrodes disposed in the recessed portion;
- and
- a light emitting element electrically connected to the pixel circuit,
- wherein the recessed portion has a shape extending along the bending line.
A display device comprising:
- a pixel circuit layer including a base layer and a pixel circuit disposed on the base layer;
- and
- a light emitting element disposed on the base layer and electrically connected to the pixel circuit, wherein
- the pixel circuit includes:
- a transistor, and
- a storage capacitor including a first capacitor electrode and a second capacitor electrode,
- the base layer includes a concave portion, and at least a portion of each of the first capacitor electrode and the second capacitor electrode is disposed in the concave portion, wherein
- a depth of the concave portion is about 10% to about 95% of a thickness of the base layer.
Dependencies are inferred from the claim text.