Flexible display device and method of providing the same
AssigneeSamsung Display Co., Ltd.
InventorHWANJIN KIM
Life of this patent
Estimating the term…
Abstract
A flexible display device includes a display panel including a bendable area and a non-bendable area which is adjacent to the bendable area in a direction, a window facing the display panel, and an adhesive layer between the display panel and the window. The adhesive layer includes a bendable portion corresponding to the bendable area and having a thickness which varies along the direction to define a wrinkled shape of the bendable portion, and a non-bendable portion corresponding to the non-bendable area and having a thickness which is constant along the direction.
Claims20
A flexible display device, comprising:
- a display panel including a bendable area at which the display panel is bendable and a non-bendable area which is adjacent to the bendable area in a direction;
- a window facing the display panel and bendable together with the display panel;
- and
- an adhesive layer which is between the display panel and the window and bendable together with the display panel, the adhesive layer including:
- a bendable portion corresponding to the bendable area and having a thickness which varies along the direction to define a wrinkled shape of the bendable portion, and
- a non-bendable portion corresponding to the non-bendable area and having a thickness which is constant along the direction.
A method of providing a flexible display device, the method comprising:
- providing a preliminary display panel wrinkled at a bendable area thereof to provide a wrinkled display panel including a wrinkled bendable area having a wrinkled shape;
- providing an adhesive layer on the wrinkled display panel, the adhesive layer including a bendable portion corresponding to the wrinkled bendable area of the display panel, the bendable portion including:
- a first surface which faces the wrinkled display panel and has a wrinkled shape corresponding to the wrinkled shape of the wrinkled bendable area of the wrinkled display panel, and
- a second surface which is opposite to the first surface and is flat;
- and
- providing a window facing the wrinkled display panel with the adhesive layer therebetween, the window having a flat shape corresponding to the second surface of the adhesive layer which is flat.
A method of providing a flexible display device, the method comprising:
- providing a preliminary window wrinkled at a bendable area thereof to provide a wrinkled window including a wrinkled bendable area having a wrinkled shape;
- providing an adhesive layer on the wrinkled window, the adhesive layer including a bendable portion corresponding to the wrinkled bendable area of the wrinkled window, the bendable portion including:
- a preliminary first surface which faces the wrinkled window and has a wrinkled shape corresponding to the wrinkled shape of the wrinkled bendable area of the wrinkled window, and
- a preliminary second surface which is opposite to the preliminary first surface and is flat;
- providing a display panel facing the wrinkled window with the adhesive layer having the preliminary first surface therebetween;
- and
- providing each of the wrinkled window, the display panel which faces the wrinkled window, and the adhesive layer therebetween bent and unbent together with each other.
Dependencies are inferred from the claim text.