Samsung Display Co., Ltd.

Samsung Displayco., Ltd.

Sooyoun Kim

Wooyong Sung

Moonwon Chang

Hyoungsub Lee

Junghan Seo

Seunghun Kim

Wonwoo Choi

Seunggun Chae

Seoyeon Lee

Seungho Yoon

Seungyong Song

Hyunho Kim

Woo Yong Sung

Taehoon Yang

Hyojeong Kwon

Kwanhyuck Yoon

Jongki Kim

Heeyeon Lee

Soyoung Lee

Sehoon Jeong

Chungsock Choi

Seungwook Kwon

Sanghwan Cho

Kibeom Lee

Ungsoo Lee

Heejun Yang

A display device includes a substrate, a pixel, an encapsulation layer, a pad electrode, and a circuit board. The substrate includes a display area and a pad area positioned outside the display area. The pixel is disposed on the display area. The encapsulation layer covers the pixel. The pad electrode is disposed on the pad area. A first surface of the pad electrode contains fluorine, overlaps a second surface of the pad electrode, and is positioned farther from the substrate than the second surface of the pad electrode is. The circuit board overlaps the pad electrode.

Display device and method of manufacturing the same

A flexible organic light-emitting display device includes a display panel which displays an image with light, including: an organic light-emitting device which emits the light; and a plurality of organic layers stacked around the organic light-emitting device, a portion of the plurality of organic layers being exposed outside the display panel, and a metal oxide layer on the display panel, the metal oxide layer contacting the portions of the plurality of organic layers exposed outside the display panel.

Flexible organic light-emitting display device and method of manufacturing the same

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, a circuit layer on the substrate, a display layer on the circuit layer, at least one hole in a display area of the substrate that penetrates the substrate, the circuit layer, and the display layer, and at least two grooves that surround the at least one hole, where each of the at least two grooves has an undercut structure. The substrate includes a first substrate, a first inorganic layer, a second substrate, and a second inorganic layer, which are sequentially stacked, and each of the at least two grooves extends down from the display layer into the second substrate.

Display device

An organic light-emitting display device includes a substrate having a display area surrounding a through area, and a peripheral area between the through and display areas, a light-emitting element on the display area, a first dam on the peripheral area and surrounding the through area, a first protruding pattern on the first dam and protruding toward the display area from the first dam to define an undercut region, a boundary portion extending from the display area toward the first dam, the boundary portion being spaced apart from the first dam to define a first receiving space therebetween, and an encapsulation layer continuously extending from the display area to the peripheral area, the encapsulation layer including at least one organic layer with a first filling portion filling at least part of the first receiving space and protruding toward the first dam to be aligned with the undercut region.

Organic light-emitting display device and method of manufacturing 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 according to an embodiment of the present invention may include a substrate including a display area and a pad area located on one side of the display area, a pad electrode disposed in the pad area on the substrate, a protective insulating layer disposed on the substrate and the pad electrode to expose at least a part of a top surface of the pad electrode, an inorganic encapsulation layer disposed on the protective insulating layer, and a conductive layer disposed in the pad area between an end of the inorganic encapsulation layer adjacent to the pad electrode and the protective insulating layer.

Display device including pad electrode and method of manufacturing the same

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.

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

A display device includes: a base substrate including a front surface and a rear surface, and including a display region and a peripheral region adjacent to the display region in a plan view; an organic light-emitting element on the display region; and a sealing layer on the organic light-emitting element. The base substrate includes: a module hole in the display region, and passing through the front surface and the rear surface; a first recess at the display region and recessed from the front surface, the first recess surrounding the module hole in the plan view; and a second recess at the display region and recessed from the front surface, the second recess surrounding the first recess in the plan view. The first recess and the second recess have different widths from each other in a direction parallel to the front surface.

Display device including multi-recess surrounding module hole

Display panel and electronic device including the same

A display device capable of improving reliability (e.g., impact resistance) of a display panel having a through-hole, and a method of manufacturing a display device are provided. A display device includes: a camera module including a lens; a display panel including a through-hole overlapping the camera module on a plane; a window glass on the display panel; and a filling member in the through-hole and opposing each of the camera module and the window glass. A refractive index difference between an end portion of the filling member and the lens is about 0.7 or less, and a refractive index difference between another end portion of the filling member and the window glass is about 0.5 or less.

Growing community of inventors

Yongin-si, South Korea

Sooyoun Kim