公开(公告)号：US20210192989A1

公开(公告)日：2021-06-24

申请号：US17126210

申请日：2020-12-18

Applicant: Samsung Display Co., LTD.

Inventor： Yi Joon AHN ,  Jung Hun NOH ,  Eun Kyung YEON ,  Jae Been LEE

IPC: G09F9/30 ,  G06F1/16 ,  H01L51/00 ,  H01L51/56

Abstract: A display device includes a flexible substrate including a folding area, a non-folding area adjacent to the folding area along a first direction, and a first surface in both the folding area and the non-folding area, a light-emitting element layer on the flexible substrate, and a support which faces the light-emitting layer with the flexible substrate therebetween, forms an interface with the first surface of the flexible substrate and is bendable together with the flexible substrate. The support includes a first support corresponding to the folding area, a second support corresponding to the non-folding area, and a through hole extended through the support. The through hole is extended through the first support, and a first portion of the first surface of the flexible substrate is exposed to outside the support by the through hole in the first support.

公开(公告)号：US20210181847A1

公开(公告)日：2021-06-17

申请号：US16986168

申请日：2020-08-05

Applicant: Samsung Display Co., LTD.

Inventor： Jung Hun NOH ,  Yi Joon AHN ,  Ga Na KIM ,  So Young YEO ,  Eun Kyung YEON ,  Jae Been LEE

IPC: G06F3/01 ,  G06F3/041 ,  G06F3/044

Abstract: A display device and a haptic feedback method having the same provide a display panel which displays an image, a cover window on a first surface of the display panel and including a tactile pattern, and an actuator which is disposed on a second surface opposite the first surface of the display panel and overlaps the tactile pattern in a width direction of the display panel. The actuator outputs a sensing voltage according to applied pressure and generates vibrations according to applied driving voltages.

公开(公告)号：US20200213737A1

公开(公告)日：2020-07-02

申请号：US16678644

申请日：2019-11-08

Applicant: Samsung Display Co., LTD.

Inventor： Byeong Hee WON ,  Jin Oh KWAG ,  Sung Chan JO ,  Yi Joon AHN ,  Jae Been LEE

IPC: H04R5/04 ,  H04N5/04 ,  H04S7/00 ,  H04N9/802

Abstract: A method of providing sounds matching an image displayed on a display panel includes: calculating a first object in the image by analyzing digital video data corresponding to the image, and calculating first gain values based on a location of the first object, and applying first gain values to a plurality of sound data; displaying the image on the display panel based on the digital video data; and outputting the plurality of sounds by vibrating the display panel based on the plurality of sound data to which the first gain values applied, using a plurality of sound generating devices.

公开(公告)号：US20250101568A1

公开(公告)日：2025-03-27

申请号：US18739193

申请日：2024-06-10

Applicant: Samsung Display Co., LTD.

Inventor： Jae Been LEE ,  Mi Yeon CHO ,  Dae Ho SONG ,  Ju Won YOON ,  Yea Hwane CHOI

IPC: C23C14/04 ,  G03F7/00 ,  H10K59/12

Abstract: A method of fabricating a deposition mask includes: preparing a silicon on insulator (SOI) substrate including an upper silicon substrate, a lower silicon substrate, and an insulating layer between the upper silicon substrate and the lower silicon substrate; forming a mask membrane having a plurality of openings by patterning the upper silicon substrate; forming a first protective layer on the upper silicon substrate and a second protective layer on the lower silicon substrate; forming a cell opening by patterning the lower silicon substrate; and removing the first protective layer and the second protective layer.

公开(公告)号：US20250048843A1

公开(公告)日：2025-02-06

申请号：US18671787

申请日：2024-05-22

Applicant: Samsung Display Co., Ltd.

Inventor： Seok Hyun LIM ,  Mi Yeon CHO ,  Eun Ho SONG ,  Ju Won YOON ,  Jae Been LEE

IPC: H10K59/122 ,  G09G3/3258 ,  H10K59/12 ,  H10K59/131

Abstract: According to an embodiment, a display device may include a semiconductor wafer substrate, a complementary metal oxide semiconductor (CMOS) circuit layer disposed on the semiconductor wafer substrate, and a light emitting element layer disposed on the CMOS circuit layer. The light emitting element layer may include a pixel defining film partitioning a plurality of pixels, a pixel electrode disposed independently in each of the plurality of pixels, an aging wiring disposed between the plurality of pixels, a light emitting layer commonly covering the pixel electrodes of each of the plurality of pixels and the aging wiring, and a common electrode covering the light emitting layer. A portion positioned between the aging wiring and the common electrode of the light emitting layer may include an aged portion in which at least a portion of a conductive layer included in the light emitting layer is aged.

公开(公告)号：US20250040386A1

公开(公告)日：2025-01-30

申请号：US18915300

申请日：2024-10-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae Been LEE ,  Yi Joon AHN ,  Sung Hoon KIM ,  Eun Kyung YEON

IPC: H10K59/18 ,  H10K59/124 ,  H10K59/131

Abstract: A display device includes: a substrate comprising a first contact hole; a thin-film transistor layer on a first surface of the substrate and comprising a plurality of insulating layers and a thin-film transistor; an etching stopper on one or more of the insulating layers and contacting the substrate through a second contact hole surrounding the first contact hole in a plan view; a connection line on the etching stopper; and a pad part on a second surface of the substrate opposite the first surface of the substrate and connected to the connection line through the first contact hole.

公开(公告)号：US20240421158A1

公开(公告)日：2024-12-19

申请号：US18815812

申请日：2024-08-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Cheol Min PARK ,  Yi Joon AHN ,  Atsushi NEMOTO ,  Woo Suk SEO ,  Eun Kyung YEON ,  Jae Been LEE ,  Tae Ho LEE

IPC: H01L27/12 ,  H01L25/16

Abstract: A tiled display device includes a plurality of display devices including a plurality of display areas including pixels, and a coupling area between adjacent display areas from among the plurality of display areas. Each of the plurality of display devices includes: a substrate including a first portion configured to support the display area, a second portion extending from the first portion to be bent, and a third portion extending from the second portion, a display layer on the first portion of the substrate and including the pixels, a connection line at an edge of the first portion of the substrate and connected to the plurality of pixels, a pad portion on the third portion of the substrate, a fan-out line on the second portion of the substrate and connected between the pad portion and the connection line, and pattern holes penetrating the second portion of the substrate.

公开(公告)号：US20230232154A1

公开(公告)日：2023-07-20

申请号：US18126129

申请日：2023-03-24

Applicant: Samsung Display Co., LTD.

Inventor： Yi Joon AHN ,  Eun Kyung YEON ,  Jae Been LEE

IPC: H04R5/02 ,  H05K5/03

CPC classification number: H04R5/02 ,  H05K5/03 ,  H04R2499/15

Abstract: A display device includes a display panel which displays an image, a cover window which is disposed on a first surface of the display panel, and a first sound generator which is disposed on a second surface opposite the first surface of the display panel and outputs sound by vibrating the display panel. The cover window includes a first lattice pattern area including lattice patterns surrounding the first sound generator in a plan view.

公开(公告)号：US20220077225A1

公开(公告)日：2022-03-10

申请号：US17307436

申请日：2021-05-04

Applicant: Samsung Display Co., LTD.

Inventor： Sung Hoon KIM ,  Yi Joon AHN ,  Eun Kyung YEON ,  Jae Been LEE

IPC: H01L27/15 ,  H01L33/38

Abstract: A display device includes a pixel in a display area. The pixel includes a first electrode and a second electrode that are spaced apart from each other, a first insulating layer disposed on the first and second electrodes and including a trench corresponding to a region between the first and second electrodes, light emitting elements disposed in the trench, each of the light emitting elements including a first end portion and a second end portion, a first contact electrode disposed on the first end portion of each of the light emitting elements and the first electrode, and a second contact electrode disposed on the second end portion of each of the light emitting elements and the second electrode. The trench includes a first trench accommodating the light emitting elements, and second trenches disposed in the first trench.

公开(公告)号：US20220037420A1

公开(公告)日：2022-02-03

申请号：US17315897

申请日：2021-05-10

Applicant: Samsung Display Co., LTD.

Inventor： Dae Hwan JANG ,  Jae Been LEE ,  Jin Ho CHO

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

Abstract: A display device includes a base layer including a first surface and a second surface, pixels and first lines that are disposed on the first surface, second lines disposed on the second surface and corresponding to the first lines, a multi-layered etch stopper layer disposed on the first surface and disposed between the base layer and the first lines, and via holes penetrating the base layer and the multi-layered etch stopper layer, the via holes connecting the first lines to the second lines. The multi-layered etch stopper layer includes a first etch stopper layer disposed on the first surface and surrounding each of the via holes, the first etch stopper layer including an inorganic layer, and a second etch stopper layer entirely disposed on the first surface including the first etch stopper layer, the second etch stopper layer being open in a region corresponding to the via holes.