公开(公告)号：US20210056913A1

公开(公告)日：2021-02-25

申请号：US16996313

申请日：2020-08-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoo Min KO ,  Dong Hyun KIM ,  Dong Hwan SHIM ,  Seung Chan LEE

IPC: G09G3/3275 ,  H01L27/32

Abstract: A display device includes a substrate, a display panel including a first display region having first pixels, a second display region having second pixels, and a third display region located between the first and second display regions and having third pixels, and a component disposed between the substrate and the display panel and which overlaps the second display region in a plan view. The first and third pixels are disposed at a first density in the first display region and the third display region, respectively, and the second pixels are disposed at a second density smaller than the first density in the second display region, and less than all of the third pixels are controlled to emit light during a predetermined display period.

公开(公告)号：US20210056906A1

公开(公告)日：2021-02-25

申请号：US16998504

申请日：2020-08-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Chan LEE ,  Dong Hyun KIM ,  Hyeong Seok KIM ,  Young Wan SEO

IPC: G09G3/3258

Abstract: A display device includes: a display panel including a first area and a second area, wherein the first area includes first sub-pixels, and the second area includes second sub-pixels; and a power supply unit that generates a first driving voltage and a second driving voltage greater than the first driving voltage to supply the first and second driving voltages to the display panel. The first sub-pixels receive the first driving voltage, and the second sub-pixels receive the first driving voltage or the second driving voltage.

公开(公告)号：US20210036090A1

公开(公告)日：2021-02-04

申请号：US16927697

申请日：2020-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jin HONG ,  Sang Hoon KIM ,  Tae Hoon YANG ,  Seung Chan LEE

IPC: H01L27/32

Abstract: A display device includes a substrate including a display area including a plurality of main pixels, and a sensor area including a plurality of auxiliary pixels and a plurality of transmission portions; and a plurality of wirings arranged along edges of the plurality of transmission portions and electrically connecting the plurality of auxiliary pixels to each other. The plurality of wrings includes a first directional wirings extending in a first direction and arranged in a second direction crossing the first direction, and a second directional wirings extending in the second direction and arranged in the first direction, and a wiring adjacent to the transmission portion from among the first directional wirings includes a first extension portion.

公开(公告)号：US20210036070A1

公开(公告)日：2021-02-04

申请号：US16929883

申请日：2020-07-15

Applicant: Samsung Display Co., LTD.

Inventor： Joo Hee JEON ,  Gun Hee KIM ,  Sang Hoon KIM ,  Seung Chan LEE

IPC: H01L27/32

Abstract: A display device includes: a substrate including a display area including a plurality of first pixels and a sensor area including a plurality of second pixels and a plurality of transmission portions, a plurality of first counter electrodes disposed corresponding to the plurality of first pixels, respectively, a plurality of second counter electrodes disposed corresponding to the plurality of second pixels, respectively, and a spacer disposed to overlap at least a portion of a boundary region between a transmission portion of the plurality of transmission portions and a second counter electrode of the plurality of second counter electrodes, which are adjacent to each other.

公开(公告)号：US20210013291A1

公开(公告)日：2021-01-14

申请号：US16923932

申请日：2020-07-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Hyun KIM ,  Gun Hee KIM ,  Soo Hyun MOON ,  Seung Chan LEE ,  Joo Hee JEON

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

Abstract: A display device includes a flexible substrate which includes a first surface and a second surface opposite to the first surface and includes, sequentially, a first portion in the display region, a second portion in the non-display region, a third portion bent in a direction opposite to a display surface, a fourth portion, a fifth portion bent in a direction toward the display surface, and a sixth portion; a plurality of signal wirings on the first surface at the second to sixth portions; and a plurality of first connection wirings on the second surface at the second portion, and the second portion overlaps with the fourth portion, the fifth portion, and the sixth portion, and the signal wirings and the first connection wirings are coupled to each other on the second surface at the second portion.

公开(公告)号：US20240411193A1

公开(公告)日：2024-12-12

申请号：US18807910

申请日：2024-08-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Jin HONG ,  Sang Hoon KIM ,  Tae Hoon YANG ,  Seung Chan LEE

IPC: G02F1/155 ,  G02F1/1343 ,  H10K59/131

Abstract: A display device includes a substrate including a display area including a plurality of main pixels, and a sensor area including a plurality of auxiliary pixels and a plurality of transmission portions; and a plurality of wirings arranged along edges of the plurality of transmission portions and electrically connecting the plurality of auxiliary pixels to each other. The plurality of wrings includes a first directional wirings extending in a first direction and arranged in a second direction crossing the first direction, and a second directional wirings extending in the second direction and arranged in the first direction, and a wiring adjacent to the transmission portion from among the first directional wirings includes a first extension portion.

公开(公告)号：US20240288963A1

公开(公告)日：2024-08-29

申请号：US18473426

申请日：2023-09-25

Applicant: Samsung Display Co., LTD.

Inventor： Seung Chan LEE ,  Rae Young GWAK ,  Sang Hyun JUN ,  Gyung Min KO ,  Dae Young LEE

IPC: G06F3/041 ,  G06F3/044 ,  G06V40/13 ,  H10K59/38 ,  H10K59/40 ,  H10K59/65 ,  H10K59/80

CPC classification number: G06F3/0416 ,  G06F3/0446 ,  G06V40/1318 ,  H10K59/38 ,  H10K59/40 ,  H10K59/65 ,  H10K59/8792

Abstract: A display device includes a display part including multiple unit pixels, each of the unit pixels including multiple display pixels and a light sensing pixel, multiple touch electrodes disposed between the display pixels and the light sensing pixel, surrounding circumferences of the display pixels and the light sensing pixel, and sensing a touch, and a main driving circuit sensing a fingerprint by the light sensing pixel. The light sensing pixel in one of the unit pixels and the light sensing pixel in another one of the unit pixels have different light transmissivities for external light, and the main driving circuit analyzes light sensing signals of the light sensing pixels having the different light transmissivities to detect a luminance value or an illuminance value of the external light.

公开(公告)号：US20230033692A1

公开(公告)日：2023-02-02

申请号：US17700863

申请日：2022-03-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Chan LEE ,  Beom Soo PARK ,  Wang Jo LEE ,  Seong Jun LEE ,  Yoon Ah CHOI

IPC: G09G3/3233

Abstract: A pixel includes: a driving transistor including a gate electrode coupled to a first node, a first electrode coupled to a second node, and a second electrode coupled to a third node; a first initialization transistor coupled between the first node and a first initialization voltage line, and including a gate electrode coupled to a scan line, where the first initialization voltage line is configured to supply a first initialization voltage; a first emission control transistor coupled between a fourth node and a fifth node and including a gate electrode coupled to the first node; a second emission control transistor coupled between the third node and the fifth node and including a gate electrode coupled to an emission control line; and a light-emitting element coupled between the fourth node and a driving low voltage line. The driving transistor and the first emission control transistor are different types of transistors.

公开(公告)号：US20220149080A1

公开(公告)日：2022-05-12

申请号：US17519420

申请日：2021-11-04

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Chan LEE ,  Hong Am KIM ,  Jin-Whan JUNG ,  Young Min CHO ,  Ju Yeon KIM ,  Beom Soo PARK

IPC: H01L27/12 ,  H01L29/786

Abstract: A display device includes a display area and a non-display area; and a pad portion disposed in the non-display area, wherein the pad portion includes a first conductive layer; a second conductive layer that partially overlaps the first conductive layer in a direction perpendicular to a surface of the substrate; a first insulation film disposed between the first conductive layer and the second conductive layer; a second insulation film that is disposed on the first conductive layer and the second conductive layer and includes an opening overlapping the first conductive layer and the second conductive layer; and a third conductive layer disposed on the second insulation film.

公开(公告)号：US20250054442A1

公开(公告)日：2025-02-13

申请号：US18667355

申请日：2024-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Chan LEE ,  Wang Jo LEE

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3283 ,  H01L27/02 ,  H01L27/12

Abstract: A pixel is disclosed that includes a light emitting element connected between a first power line and a second power line; a first transistor connected between the first power line and a first electrode of the light emitting element, and having a gate electrode connected to a first node; a second transistor connected between a data line and a second node, and having a gate electrode electrically connected to a first scan line; a third transistor connected between the second node and a third node, having a gate electrode electrically connected to a first light emission control line; and a first capacitor connected between the first node and the third node.