公开(公告)号：US20210327994A1

公开(公告)日：2021-10-21

申请号：US17092811

申请日：2020-11-09

Applicant: Samsung Display Co., LTD.

Inventor： Hyeon Bum LEE

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a transistor disposed on a substrate and including a gate electrode, a channel region, a source region, and a drain region; a first insulating layer disposed on the transistor; a drain electrode that electrically contacts the drain region through an opening formed in the first insulating layer; a connection electrode disposed on the drain electrode and electrically contacting the drain electrode; a second insulating layer disposed on the first insulating layer, an upper surface of the second insulating layer and an upper surface of the connection electrode forming a flat surface that is parallel to the substrate; a pixel electrode disposed on the flat surface and electrically contacting an upper surface of the connection electrode; an emission layer disposed on the pixel electrode; and a common electrode disposed on the emission layer.

公开(公告)号：US20210242423A1

公开(公告)日：2021-08-05

申请号：US17165855

申请日：2021-02-02

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeon Bum LEE

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes a first layer having a display area including pixels and a non-display area surrounding the display area; a second layer disposed on the first layer and including an intermediate inorganic film and an intermediate organic film; a third layer disposed on the second layer and including display elements; a first dam structure disposed outside an edge of the intermediate organic film and extending along the edge of the intermediate organic film; a fourth layer including first and second encapsulation inorganic films; a fifth layer in disposed on the fourth layer; a sixth layer disposed on the fifth layer and including a light blocking layer, a plurality of color filters, and a seventh layer covering the light blocking layer and the plurality of color filters; and a second dam structure disposed on the non-display area and defining a boundary of the seventh layer.

公开(公告)号：US20200091247A1

公开(公告)日：2020-03-19

申请号：US16383506

申请日：2019-04-12

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeon Bum LEE ,  Jin Ho JU

IPC: H01L27/32 ,  H01L51/00 ,  G06F3/041 ,  G06F3/044

Abstract: An OLED display according to an exemplary embodiment includes: a substrate that includes a display area and a non-display area; a pixel circuit that is disposed in the display area; organic light emitting diodes and barrier ribs that are disposed on the pixel circuit; an encapsulation layer that covers the pixel circuit, the organic light emitting diodes, and the barrier ribs; and a color filter that is disposed on the encapsulation layer, wherein the encapsulation layer comprises an edge area that is adjacent to the non-display area in the display area and a center area not directly adjacent to the non-display area and having the edge area disposed therebetween, the color filter comprises a first color filter, a second color filter, a third color filter, and color filter overlapped portions where the first color filter, the second color filter, and the third color filter are overlapped, and the color filter overlapped portions are disposed in areas where the barrier ribs are disposed, and a thickness of the color filter is greater in the edge area than in the center area.

公开(公告)号：US20180053815A1

公开(公告)日：2018-02-22

申请号：US15629894

申请日：2017-06-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyeon Bum LEE ,  Hyoeng Ki KIM ,  Kyong Heon LEE ,  Dong Ki LEE ,  Eon Joo LEE ,  Jin Whan JUNG

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L51/00

Abstract: A display device including a substrate, a source electrode and a drain electrode on the substrate, the source electrode and the drain electrode being spaced apart from each other, a first planarization layer on the source electrode and the drain electrode, a second planarization layer on the first planarization layer, and a first electrode on the second planarization layer. A step difference between a top of the first planarization layer and a top of the drain electrode is 100 Å or less.