Samsung Display Co., Ltd.

Samsung Displayco., Ltd.

Seunggun Chae

Wooyong Sung

Junghan Seo

Wonwoo Choi

Seoyeon Lee

Sooyoun Kim

Hyoungsub Lee

Moonwon Chang

Seungyong Song

Woo Yong Sung

Jaesik Kim

Sehoon Jeong

Seung-Yeon Chae

Seungwook Kwon

Jeongseok Lee

Jamin Lee

Seunghun Kim

Sunghoon Yang

Ung-Soo Lee

Kwanhyuck Yoon

Wooyoung Kim

Ung-soo Lee

A display device includes: a substrate that includes an opening and a display area that surrounds the opening; a plurality of grooves formed in the substrate between the opening and the display area; a display element layer on the substrate and that includes a plurality of display elements in the display area; a thin-film encapsulation layer disposed on the display element layer, the thin-film encapsulation layer including a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer which are sequentially stacked; a planarization layer disposed over the plurality of grooves and that includes an organic insulating material, wherein the planarization layer is disposed over the second inorganic encapsulation layer, and the organic encapsulation layer is disposed below the second inorganic encapsulation layer.

Display device

A display panel includes a peripheral region adjacent to a display region. The display region includes a hole peripheral region, and a recessed region is overlapped with the hole peripheral region. The display panel also includes a barrier layer with a penetrating opening overlapped with the recessed region, a circuit layer on the barrier layer and including a transistor and insulating layers, and a device layer including an organic light emitting area coupled to the circuit layer. In addition, a module hole is overlapped with the hole peripheral region and penetrates the base substrate, and a first groove is overlapped with the hole peripheral region and corresponds to a portion of the base substrate that is recessed from a top surface of the barrier layer and that encloses the module hole. The insulating layers include inorganic layers and an organic layer having side portions enclosing the module hole.

Display panel having grooves and electronic device including the same

A display device includes: a substrate defining an opening and including a display area and a non-display area between the opening and display area, a pixel array including a plurality of pixels in the display area, each of the pixels having a pixel electrode, an opposite electrode facing the pixel electrode, and an intermediate layer between the pixel electrode and opposite electrode, a plurality of data lines bypassing the opening in the non-display area, first and second insulating layers, which cover the plurality of data lines, a conductive layer between the first and second insulating layers, and a thin film encapsulation layer covering the pixel array, the thin film encapsulation layer including at least one organic encapsulation layer and at least one inorganic encapsulation layer, and wherein, in the non-display area, a first groove is defined by the first insulating layer, the conductive layer, and the second insulating layer.

A display device includes a base layer including first and second portions, and a third portion between the first and second portions and configured to be bent, folded, or rolled, a light emitting element layer on one surface of the base layer at the first portion, and including light emitting elements, a circuit board on the one surface of the base layer at the third portion, and electrically connected to the light emitting elements, protective patterns spaced apart from each other on another surface of the base layer, including a resin, and also including first protective patterns spaced apart from each other on the other surface of the base layer at the first portion, and at least one second protective pattern on the other surface of the base layer at the second portion, and at least one of a heat dissipation layer or a cushion layer below the protective patterns.

Display device and method for manufacturing the same

A display panel includes a plurality of display elements arranged in a display area, an opening, a multi-layer including a first layer and a second layer disposed on the first layer, and a groove. Each display element includes a pixel electrode, an emission layer disposed on the pixel electrode, and an opposite electrode disposed on the emission layer. The display area surrounds the opening. The groove is located between the opening and the display area. The groove has an undercut cross-section that is concave in a thickness direction of the multi-layer, the second layer includes a pair of tips that protrude toward a center of the groove, and a length of each tip is less than about 2 μm.

Display panel

Display panel and electronic device including the same

Display device with substrate comprising an opening

A display apparatus includes a substrate, a display area disposed on the substrate and including a plurality of pixels, a first planarization layer disposed on the substrate, a second planarization layer disposed on the first planarization layer, a pixel-defining layer disposed on the second planarization layer and covering at least one edge of a first electrode of each of the plurality of pixels, a plurality of first holes disposed between the plurality of pixels and spaced apart from the first electrode, and a first etching prevention layer disposed on a bottom surface of each of the first holes and on the first planarization layer. Each of the first holes includes an opening that passes through the second planarization layer and the pixel-defining layer.

Display apparatus and method of manufacturing the same

A display panel includes a plurality of display elements arranged in a display area, an opening, a multi-layer including a first layer and a second layer disposed on the first layer, and a groove. Each display element includes a pixel electrode, an emission layer disposed on the pixel electrode, and an opposite electrode disposed on the emission layer. The display area surrounds the opening. The groove is located between the opening and the display area. The groove has an undercut cross-section that is concave in a thickness direction of the multi-layer, the second layer includes a pair of tips that protrude toward a center of the groove, and a length of each tip is less than about 2&#x3bc;m.

A display panel including: a substrate including an opening area and a display area surrounding the opening area; a plurality of display elements, each including a pixel electrode, an emission layer, and an opposite electrode, the plurality of display elements being located in the display area; a thin-film encapsulation layer covering the plurality of display elements and including an organic encapsulation layer and an inorganic encapsulation layer; a plurality of grooves located between the opening area and the display area, the plurality of grooves being concave in a depth direction of the substrate and having an undercut structure; and a partition wall located between neighboring grooves among the plurality of grooves.

A display panel includes a peripheral region adjacent to a display region. The display region includes a hole peripheral region, and a recessed region is overlapped with the hole peripheral region. The display panel also includes a barrier layer with a penetrating opening overlapped with the recessed region, a circuit layer on the barrier layer and including transistor and insulating layers, and a device layer including an organic light emitting area coupled to the circuit layer. In addition, a module hole is overlapped with the hole peripheral region and penetrates the base substrate, and a first groove is overlapped with the hole peripheral region and corresponds to a portion of the base substrate that is recessed from a top surface of the barrier layer and that encloses the module hole. The insulating layers include inorganic layers and an organic layer having side portions enclosing the module hole.

Display panel with substrate comprising an opening and adjacent grooves

A display panel includes a plurality of display elements arranged in a display area, an opening, a multi-layer including a first layer and a second layer disposed on the first layer, and a groove. Each display element includes a pixel electrode, an emission layer disposed on the pixel electrode, and an opposite electrode disposed on the emission layer. The display area surrounds the opening. The groove is located between the opening and the display area. The groove has an undercut cross-section that is concave in a thickness direction of the multi-layer, the second layer includes a pair of tips that protrude toward a center of the groove, and a length of each tip is less than about 2 &#x3bc;m.

Growing community of inventors

Yongin-si, South Korea

Seunggun Chae