Organic light emitting diode display
AssigneeSamsung Display Co., Ltd.
InventorsMin-Sung Kim, Thanh Tien Nguyen, Eun Young Lee, Ki Ju Im
Life of this patent
Estimating the term…
Abstract
An organic light emitting diode display includes a flexible substrate, a driving layer positioned on the flexible substrate and including a thin film transistor, an element layer positioned on the driving layer and including an organic light emitting diode that is connected to the thin film transistor, a thin film encapsulation layer covering the element layer and encapsulating the element layer and the flexible substrate, and a compensation layer positioned between the element layer and the flexible substrate.
Claims8
An organic light emitting diode display, comprising:
- a flexible substrate;
- a driving layer positioned on the flexible substrate and including a thin film transistor;
- an element layer positioned on the driving layer and including an organic light emitting diode that is connected to the thin film transistor;
- a thin film encapsulation layer covering the element layer and encapsulating the element layer along with the flexible substrate;
- and
- a compensation layer positioned between the element layer and the flexible substrate,
- wherein the organic light emitting diode includes a first electrode connected to the thin film transistor, an organic emission layer on the first electrode, and a second electrode on the organic emission layer, and
- wherein the compensation layer is disposed between the flexible substrate and the first electrode in a direction orthogonal to a surface of the flexible substrate, the compensation layer includes a viscoelastic material.
An organic light emitting diode display, comprising:
- a flexible substrate;
- a driving layer positioned on the flexible substrate and including a thin film transistor;
- an element layer positioned on the driving layer and including an organic light emitting diode that is connected to the thin film transistor;
- a thin film encapsulation layer covering the element layer and encapsulating the element layer along with the flexible substrate;
- and
- a compensation layer positioned between the element layer and the flexible substrate,
- wherein the organic light emitting diode includes a first electrode connected to the thin film transistor, an organic emission layer on the first electrode, and a second electrode on the organic emission layer,
- wherein the compensation layer is disposed between the flexible substrate and the first electrode in a direction orthogonal to a surface of the flexible substrate, the compensation layer includes a viscoelastic material, and
- wherein, when a bending moment is generated in the organic light emitting diode display, an interface between the element layer and the thin film encapsulation layer is formed as a neutral plane.
Dependencies are inferred from the claim text.