Pixel circuit and display device including the same
AssigneeLG Display Co., Ltd.
InventorsDong Kyu KIM, Guen Sik LEE
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Abstract
A pixel circuit according to one or more examples includes: a light-emitting element; a driving element configured to drive the light-emitting element; a compensation circuit including a first capacitor, the first capacitor including a first electrode to which a first data voltage is applied via a data line and a second electrode connected to a gate electrode of the driving element; a first switch element to which a predetermined second data voltage is supplied via the data line; and a second capacitor including a first electrode connected to a second electrode of the first switch element and a second electrode connected to a power line to which a common voltage is applied. A display device including the pixel circuit is also disclosed.
Claims19
A pixel circuit, comprising:
- a light-emitting element;
- a driving element configured to drive the light-emitting element;
- a compensation circuit including a first capacitor, the first capacitor including a first electrode to which a first data voltage is applied via a data line and a second electrode connected to a gate electrode of the driving element;
- a first switch element to which a predetermined second data voltage is supplied via the data line;
- and
- a second capacitor including a first electrode connected to a second electrode of the first switch element and a second electrode connected to a power line to which a common voltage is applied.
A display device, comprising:
- a display panel including a display area in which a plurality of sub-pixels are provided,
- wherein the display panel includes:
- a substrate;
- a circuit layer provided above the substrate;
- a light-emitting element layer provided above the circuit layer;
- an encapsulation layer provided above the light-emitting element layer;
- and
- a liquid crystal lens layer including a first electrode including multiple electrode patterns spaced apart from each other above the encapsulation layer, a liquid crystal layer that covers the first electrode, and a second electrode provided above the liquid crystal layer, and
- wherein a predetermined data voltage is applied to each of the multiple electrode patterns provided in the first electrode, and a predetermined common voltage is applied to the second electrode.
Dependencies are inferred from the claim text.