公开(公告)号：US12002905B2

公开(公告)日：2024-06-04

申请号：US17250713

申请日：2019-01-03

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Hoon Jung ,  Sung Chan Jo

IPC: H01L33/44 ,  B82B3/00 ,  C07F5/02 ,  C07F7/18 ,  H01L25/075 ,  H01L27/12 ,  H01L33/24 ,  H01L33/38 ,  H01L33/62

CPC classification number: H01L33/44 ,  B82B3/0052 ,  C07F5/027 ,  C07F7/1804 ,  H01L25/0753 ,  H01L27/1214 ,  H01L33/24 ,  H01L33/38 ,  H01L33/62 ,  H01L2933/0016 ,  H01L2933/0025 ,  H01L2933/0066

Abstract: A light emitting device, a display device comprising same, and a method for manufacturing a display device are provided. The light emitting device comprises: a first conductivity type semiconductor doped to have a first polarity, an active layer on the first conductivity type semiconductor, a second conductivity type semiconductor on the active layer and doped to have a second polarity different from the first polarity and an insulating material layer surrounding side surfaces of the first conductivity type semiconductor, the second conductivity type semiconductor, and the active layer, wherein the insulating material layer includes an insulating material film and an element orienter bonded to an outer peripheral surface of the insulating material film.

公开(公告)号：US11411044B2

公开(公告)日：2022-08-09

申请号：US16338449

申请日：2018-09-21

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Min Cho ,  Dae Hyun Kim ,  Jin Oh Kwag ,  Dong Hyun Kim ,  Keun Kyu Song ,  Hyun Deok Im ,  Sung Chan Jo

IPC: H01L27/15 ,  H01L33/38 ,  H01L33/62

Abstract: A display device comprises a first electrode, a second electrode disposed to be spaced apart from the first electrode and face the first electrode, a first insulating layer disposed to cover the first electrode and the second electrode, a second insulating layer disposed on at least a part of the first insulating layer and exposing at a part of a region where the first electrode and the second electrode overlaps the first insulating layer and at least one light emitting element on the exposed first insulating layer between the first electrode and the second electrode, wherein the second insulating layer includes at least one opening exposing the first insulating layer and disposed to be spaced apart from each other on a region where the first electrode and the second electrode face each other, and a bridge portion between the openings, and the light emitting element is disposed on the opening.

公开(公告)号：US11355559B2

公开(公告)日：2022-06-07

申请号：US17024853

申请日：2020-09-18

Applicant: Samsung Display Co. Ltd.

Inventor： Jae Woo Im ,  Jung Hun Noh ,  Yi Joon Ahn ,  Sung Chan Jo

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H04R1/02

Abstract: A display device includes a display panel including a display area including: a stretchable display area at which the display panel is stretchable, disposed at an outer edge of the display device, and a normal display area having flexibility less than that of the stretchable display area, the normal display area disposed further from the outer edge of the display device than the stretchable display area; a cover window disposed on the display panel, including a peripheral portion and a central portion which is disposed further from the outer edge of the display device than the peripheral portion; and a vibration member disposing the normal display area having the flexibility less than that of the stretchable display area between the central portion of the cover window and the vibration member along a thickness direction of the display device.

公开(公告)号：US11113499B2

公开(公告)日：2021-09-07

申请号：US16545180

申请日：2019-08-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Keum Dong Jung ,  Il Nam Kim ,  Kyung Tea Park ,  Jin Oh Kwag ,  Won Sang Park ,  Sung Chan Jo

IPC: G06K9/00

Abstract: A fingerprint recognition device including: a sensing panel including a plurality of sensing blocks, wherein each of the sensing blocks includes a plurality of sensors; a scan driving unit configured to provide a scan signal to the sensors; and a timing controller configured to provide a second initiation signal to the scan driving unit, wherein each of the sensors includes a reference capacitor and a sensing capacitor, the scan driving unit includes scan drivers that correspond to rows of the sensing blocks, in a fingerprint recognition mode, the timing controller provides the second initiation signal to a scan driver corresponding to a sensing block where a touch input is generated, and in a touch mode, the timing controller sequentially provides the second initiation signal to the scan drivers.

公开(公告)号：US10964775B2

公开(公告)日：2021-03-30

申请号：US16880001

申请日：2020-05-21

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Hyun Kim ,  Young Gil Park ,  Sung Chan Jo

IPC: H01L27/32 ,  H01L27/12

Abstract: A display panel having a low-resistance conductive layers is disclosed. An example display panel includes a first conductive layer having a first layer, a second layer, a third layer, a fourth layer, and a fifth layer that are sequentially stacked with the first layer being electrically conductive with the fifth layer, and a second conductive layer that is disposed on the first conductive layer and that in contact with the fifth layer. The first layer and the third layer include a first metal. Further, the second layer includes a second metal that is different from the first metal. Still further, the fourth layer includes the first metal and oxygen in a first composition ratio, and the fifth layer includes the first metal and oxygen in a second composition ratio with the first composition ratio and the second composition ratio being different from each other.

公开(公告)号：US20180040739A1

公开(公告)日：2018-02-08

申请号：US15662502

申请日：2017-07-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SUNG WOOK WOO ,  Chang Ho Lee ,  Kyung Lae Rho ,  Doo Hyoung Lee ,  Sung Chan Jo ,  Sang Woo Sohn ,  Sang Won Shin ,  Soo Im Jeong ,  Chang Yong Jeong

IPC: H01L29/786 ,  H01L29/24 ,  H01L29/10 ,  H01L29/04

CPC classification number: H01L29/78693 ,  H01L29/045 ,  H01L29/1033 ,  H01L29/247 ,  H01L29/78606 ,  H01L29/7869 ,  H01L29/78696

Abstract: A transistor includes a gate electrode, a semiconductor layer overlapping the gate electrode, the semiconductor layer including an oxide semiconductor, and a source electrode and a drain electrode spaced apart from the source electrode, wherein the source and drain electrodes are connected to the semiconductor layer. The semiconductor layer includes a plurality of layers, wherein a crystallinity of a layer of the plurality of layers of the semiconductor layer is a ratio of a crystalline oxide semiconductor, included in the layer of the plurality of layers of the semiconductor layer, to an amorphous oxide semiconductor, included in the layer of the plurality of layers of the semiconductor layer. A first layer of the plurality of layers of the semiconductor layer has a different crystallinity with respect to a second layer of the plurality of layers of the semiconductor layer.