公开(公告)号：US20160291372A1

公开(公告)日：2016-10-06

申请号：US14809547

申请日：2015-07-27

Applicant: Samsung Display Co., Ltd.

Inventor： Ho Yun BYUN ,  Dong Woo KIM

IPC: G02F1/13363 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1333 ,  G02F1/1335

CPC classification number: G02F1/133634 ,  G02F1/133377 ,  G02F2413/11

Abstract: A liquid crystal, display includes: a substrate; a thin film transistor positioned on the substrate; a pixel electrode positioned on the thin film transistor; a roof layer facing the pixel electrode; a liquid crystal layer positioned between the pixel electrode and the roof layer including a plurality of micro cavities filled with a liquid crystal material, a capping layer positioned on the roof layer and having a thickness direction phase difference Rth of 120 nm or more to 140 nm or less; and an upper polarizer positioned on the capping layer and a lower polarizer positioned below the substrate.

Abstract translation: 液晶显示器包括：基板; 位于基板上的薄膜晶体管; 位于所述薄膜晶体管上的像素电极; 面对像素电极的屋顶层; 位于像素电极和屋顶层之间的液晶层包括填充有液晶材料的多个微腔，位于屋顶层上的覆盖层，其厚度方向相位差Rth为120nm以上至140nm以下 或更少; 以及定位在覆盖层上的上偏振器和位于衬底下方的下偏振器。

公开(公告)号：US20250024727A1

公开(公告)日：2025-01-16

申请号：US18626132

申请日：2024-04-03

Applicant: Samsung Display Co., Ltd.

Inventor： Do Yeong PARK ,  Kyung Bae KIM ,  Dong Woo KIM

IPC: H10K59/131 ,  H10K50/19 ,  H10K59/35

Abstract: A display device includes: sub-pixels on a base layer, each of the sub-pixels including a light emitting element including: a first electrode; a second electrode; and a light emitting structure electrically connected between the first electrode and the second electrode; and a separator protruding in a thickness direction of the base layer between the sub-pixels, and including separator structures spaced from each other in a plan view to define a separation area. The separation area includes one or more bending areas between the sub-pixels.

公开(公告)号：US20240355237A1

公开(公告)日：2024-10-24

申请号：US18410479

申请日：2024-01-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Woo KIM ,  Kwi Hyun KIM ,  Se Hyun LEE ,  Won Jun LEE

IPC: G09G3/00 ,  G06T7/73 ,  G09G3/3208

CPC classification number: G09G3/001 ,  G06T7/75 ,  G09G3/3208 ,  G06T2207/10048 ,  G06T2207/20081 ,  G06T2207/30201 ,  G09G2300/0452 ,  G09G2320/0233 ,  G09G2340/0407 ,  G09G2354/00

Abstract: A display device include a lens, a light source, a display panel including normal pixels and sensor pixels numbering less than the normal pixels to display an image, a reflective member reflecting display light emitted from the display panel toward the lens, and a processor. The processor controls the light source to emit near-infrared light, receive the near-infrared light reflected by a user's eye, converts information input to the sensor pixels into image data, generates eye feature models similar to the image data using a learning algorithm, determines an eye feature model most similar to an eye area of the image data among the generated eye feature models, tracks movement of a pupil center based on the determined eye feature model, and displays the image in high-resolution in a central vision area and the image in low-resolution in a peripheral vision area, using spatial coordinates of the tracked pupil center.

公开(公告)号：US20240072228A1

公开(公告)日：2024-02-29

申请号：US18364339

申请日：2023-08-02

Applicant: Samsung Display Co., LTD.

Inventor： Won Jun LEE ,  Dong Woo KIM ,  Do Yeong PARK ,  Se Hyun LEE ,  Kwi Hyun KIM ,  Min Gyeong SHIN ,  Jin Joo HA

IPC: H01L33/62 ,  H01L25/16 ,  H01L33/48

CPC classification number: H01L33/62 ,  H01L25/167 ,  H01L33/483 ,  H01L2933/0066

Abstract: A display device comprises a first pixel including a first emission area, a second pixel including a second emission area spaced apart from the first emission area in a first direction, and a bank partitioning the first emission area and the second emission area, wherein the first pixel includes a first alignment electrode, a second alignment electrode, and a third alignment electrode sequentially located, spaced apart from each other in the first direction, and overlapping with the first emission area, first light-emitting elements above, and overlapping with, the first alignment electrode and the second alignment electrode, second light-emitting elements above, and overlapping with, the second alignment electrode and the third alignment electrode, and a dummy electrode between the first emission area and the second emission area, and overlapping with the bank.

公开(公告)号：US20240072103A1

公开(公告)日：2024-02-29

申请号：US18453803

申请日：2023-08-22

Applicant: Samsung Display Co., LTD.

Inventor： Ji Hye LEE ,  Kyung Bae KIM ,  Dong Woo KIM ,  Do Yeong PARK

IPC: H01L27/15 ,  G09G3/32 ,  H01L33/24 ,  H01L33/44 ,  H01L33/50

CPC classification number: H01L27/156 ,  G09G3/32 ,  H01L33/24 ,  H01L33/44 ,  H01L33/50 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  H01L2933/0041

Abstract: A display device including: a substrate including a display area including a pixel area, and a non-display area at at least one side of the display area; a pixel in the pixel area, and including a light emitting element, a color conversion layer located on the light emitting element, and a color filter layer located on the color conversion layer; a first step difference compensation pattern in the non-display area, and around the display area; and a second step difference compensation pattern in the non-display area, and including a first end adjacent to the display area, and a second end opposite to the first end and located adjacent to an edge of the substrate, wherein the second step difference compensation pattern is located on the first step difference compensation pattern and overlaps the first step difference compensation pattern, and covers one end of the first step difference compensation pattern.

公开(公告)号：US20240013722A1

公开(公告)日：2024-01-11

申请号：US18473549

申请日：2023-09-25

Applicant: Samsung Display Co., Ltd.

Inventor： Chong Chul CHAI ,  Dong Woo KIM ,  Kyoung Ju SHIN ,  Bo Yong CHUNG

IPC: G09G3/3258

CPC classification number: G09G3/3258 ,  G09G2320/0233 ,  G09G2310/08 ,  G09G2310/0262

Abstract: A pixel includes a plurality of transistors, a storage capacitor, and an organic light emitting diode. A first transistor controls the amount of current from a first driving power source to the organic light emitting diode based on a data voltage. A second transistor is connected to a data line and is turned on based on a scan signal. A third transistor coupled to the first transistor and is turned on based on the scan signal. A first stabilizing transistor is coupled to the third transistor or between the first and third transistors and is turned off when the third transistor is turned off.

公开(公告)号：US20230402578A1

公开(公告)日：2023-12-14

申请号：US18120025

申请日：2023-03-10

Applicant: Samsung Display Co., LTD.

Inventor： Do Yeong PARK ,  Jin Seon KWAK ,  Dong Woo KIM ,  Yeon Kyung KIM

IPC: H01L33/62 ,  H01L33/38 ,  H01L33/50 ,  H01L27/12 ,  H01L25/16

CPC classification number: H01L33/62 ,  H01L33/382 ,  H01L33/505 ,  H01L27/124 ,  H01L25/167

Abstract: A sub-pixel of a display device includes: a first transistor including a gate electrode connected to a first node, a first terminal connected to a first power line, and a second terminal connected to a second node; a light emitting part connected to the second node and a second power line and including at least one light emitting element; and a capacitor formed between the first and second nodes. The capacitor includes a first capacitor electrode, and a second capacitor electrode overlapping the first capacitor electrode with an insulating layer interposed therebetween in a plan view. The second capacitor electrode includes a first protrusion part protruding further in an extending direction than an edge of the first capacitor electrode, and a second protrusion part protruding further in a direction opposite to the extending direction from a portion of an edge of the second capacitor electrode in a plan view.

公开(公告)号：US20230361261A1

公开(公告)日：2023-11-09

申请号：US18088925

申请日：2022-12-27

Applicant: Samsung Display Co., LTD.

Inventor： Won Jun LEE ,  Dong Woo KIM

IPC: H01L33/62 ,  H01L25/075 ,  H01L33/38 ,  H01L33/00

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/382 ,  H01L33/005 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A display device comprises a first data conductive layer, a second data conductive layer on the first data conductive layer and comprising a first voltage line from which a first supply voltage is applied and a second voltage line from which a second supply voltage is applied, a first electrode on the second data conductive layer and extended in a direction and a second electrode spaced apart from the first electrode and extended in the second direction, and light-emitting elements each having an end on the first electrode and the second electrode. A first capacitor electrode and a second capacitor electrode forms a storage capacitor. The second capacitor electrode completely overlaps the light-emitting elements in a thickness direction, and partially overlaps the first electrode and the second electrode. A first alignment voltage is applied to the second capacitor electrode in a fabrication mode of the display device.

公开(公告)号：US20230282780A1

公开(公告)日：2023-09-07

申请号：US18056614

申请日：2022-11-17

Applicant: Samsung Display Co., LTD.

Inventor： Won Jun LEE ,  Dong Woo KIM ,  Do Yeong PARK

IPC: H01L33/38 ,  H01L25/075 ,  H01L33/62

CPC classification number: H01L33/387 ,  H01L25/0753 ,  H01L33/62

Abstract: A display device is provided. The display device includes a first electrode extended in a first direction, a second electrode spaced apart from the first electrode in a second direction crossing the first direction, and extended in the first direction, a bank layer extended in the second direction, and surrounding subpixels, and a light emitting element on the first electrode and the second electrode, wherein at least one of the first electrode or the second electrode includes an electrode extension portion extended in the first direction, and an electrode body portion connected to the electrode extension portion, and having a width that is greater than that of the electrode extension portion, and wherein the bank layer overlaps the electrode body portion with a first width, and includes an organic insulating material.

公开(公告)号：US20220293712A1

公开(公告)日：2022-09-15

申请号：US17635292

申请日：2019-11-26

Applicant: Samsung Display Co., LTD.

Inventor： Jun Hyun PARK ,  Dong Woo KIM ,  Sung Jae MOON ,  Kang Moon JO

IPC: H01L27/32

Abstract: A display device has a display area and a non-display area extending around the display area and includes: a plurality of pixels in the display area, a first voltage line in the display area; and a second voltage line in the non-display area. Each of the pixels includes an electrode pattern connected to the first voltage line, a pixel-defining film on the electrode pattern, an emission layer on the pixel-defining film, and a common electrode on the emission layer. The pixels include first-type pixels in which the common electrode and the electrode pattern are connected through an opening hole formed in the pixel-defining film and exposing part of the electrode pattern and second-type pixels in which the opening hole is not formed and the common electrode and the electrode pattern are not connected. The first-type pixels and the second-type pixels are adjacent to each other.