公开(公告)号：US10803802B2

公开(公告)日：2020-10-13

申请号：US16409471

申请日：2019-05-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Rim Song ,  Mu Kyung Jeon ,  Mee Hye Jung

IPC: G09G3/32 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/32

Abstract: A display device includes a plurality of pixels arranged in a first direction; a first data line extending along a first edge of the pixel row; a second data line extending along a second edge of the pixel row; a first pixel connected to the first data line; and a second pixel adjacent to the first pixel and connected to the second data line. Each of the first and second pixels includes a light emitting diode, a first transistor to transmit a driving current to the light emitting diode, a second transistor to transmit a data signal to the first transistor, a third transistor to transmit the data signal having a compensated threshold voltage to the first transistor, and a fourth transistor to transmit an initialization voltage signal to the first transistor. The first and second transistors are PMOS transistors. The third and fourth transistors are NMOS transistors.

公开(公告)号：US10546902B2

公开(公告)日：2020-01-28

申请号：US15804077

申请日：2017-11-06

Applicant: Samsung Display Co., Ltd.

Inventor： Sun Hwa Lee ,  Mu Kyung Jeon ,  Il Gon Kim

IPC: H05B33/08 ,  G06F3/042 ,  G02F1/33 ,  H01L29/24 ,  H01L27/12 ,  H01L27/32 ,  H01L51/52 ,  G06F3/041 ,  G06K9/00 ,  G09G3/20 ,  H01L27/146

Abstract: A display device includes a display pixel and a sensor pixel. The display pixel includes a light-emitting element including a first pixel electrode. The display pixel further includes a pixel circuit electrically coupled to the light-emitting element. The sensor pixel includes a sensor electrode overlapping the first pixel electrode. The sensor pixel further includes a sensor circuit electrically coupled to the sensor electrode. The first pixel electrode includes a first opening in a region overlapping the sensor electrode.

公开(公告)号：US20200006397A1

公开(公告)日：2020-01-02

申请号：US16454815

申请日：2019-06-27

Applicant: Samsung Display Co., Ltd.

Inventor： Gyung Soon PARK ,  Hee Rim Song ,  Mu Kyung Jeon

IPC: H01L27/12

Abstract: A display device including a substrate having a first region, a second region, and a bending region disposed between the first region and the second region; and a plurality of bending connection lines disposed on the substrate in the bending region and extended in a first direction. Each of the bending connection lines includes a protrusion in a second direction and a recess depressed from the protrusion, and the protrusion of each of the bending connection lines faces the recess of the bending connection lines next thereto.

公开(公告)号：US09876197B2

公开(公告)日：2018-01-23

申请号：US15133721

申请日：2016-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Il-Joo Kim ,  Hee Rim Song ,  Mu Kyung Jeon

IPC: H01L51/50 ,  G02B3/08 ,  H01L51/52 ,  G02B3/00 ,  G02B19/00 ,  H01L27/32 ,  H01L29/786 ,  H01L29/167

CPC classification number: H01L51/5275 ,  G02B3/0056 ,  G02B3/0087 ,  G02B3/08 ,  G02B19/0014 ,  G02B19/0066 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3276 ,  H01L29/167 ,  H01L29/78675 ,  H01L51/5206

Abstract: A display device including pixels disposed on a substrate, and a lens layer disposed on the substrate, the lens layer including Fresnel lenses respectively corresponding to the pixels. Each of the Fresnel lenses includes Fresnel zones disposed adjacent to each other in a radial direction with respect to a center of a corresponding Fresnel lens, and refractive indices of each of the Fresnel zones change stepwise along the radial direction.

公开(公告)号：US12200982B2

公开(公告)日：2025-01-14

申请号：US18349847

申请日：2023-07-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Hwa Lee ,  Mu Kyung Jeon ,  Il Nam Kim ,  Ji Hun Ryu ,  Ki Hyun Pyo

IPC: H01L33/48 ,  G06F3/041 ,  G06V40/13 ,  G09G3/3233 ,  G09G3/3258 ,  H01L25/18 ,  H10K59/126 ,  H10K59/131 ,  G06F3/044 ,  H10K59/35

Abstract: Embodiments of the present disclosure provide a display device comprising: a substrate; a thin film transistor layer on a first surface of the substrate and including a first hole; a light emitting element layer on the thin film transistor layer and including a light emitting element; a first light blocking layer between the substrate and the thin film transistor layer and including a second hole overlapping the first hole in a thickness direction of the substrate; and a second light blocking layer between the thin film transistor layer and the light emitting element layer and including a third hole overlapping the first hole and the second hole in the thickness direction of the substrate.

公开(公告)号：US12061756B2

公开(公告)日：2024-08-13

申请号：US17425366

申请日：2019-11-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Hwa Lee ,  Dong Hoon Lee ,  Mu Kyung Jeon

IPC: G06F3/041 ,  G06F3/044 ,  G06F3/047 ,  H10K59/131 ,  H10K59/40

CPC classification number: G06F3/0412 ,  G06F3/0416 ,  G06F3/04164 ,  G06F3/0446 ,  G06F3/0448 ,  G06F3/047 ,  H10K59/131 ,  H10K59/40 ,  G06F2203/04111

Abstract: A touch sensing unit includes first touch electrodes and second touch electrodes disposed on in a touch sensor area which includes a round portion having a curvature. A driving line is connected to a first touch electrode among the first touch electrodes are disposed in the round portion of the touch sensor area. A sensing line is connected to a second touch electrode among the second touch electrodes disposed in the round portion of the touch sensor area. The driving line and the sensing line intersect each other.

公开(公告)号：US11700752B2

公开(公告)日：2023-07-11

申请号：US17929535

申请日：2022-09-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Hwa Lee ,  Mu Kyung Jeon ,  Il Nam Kim ,  Ji Hun Ryu ,  Ki Hyun Pyo

IPC: H01L33/48 ,  H10K59/126 ,  H01L25/18 ,  G09G3/3258 ,  G09G3/3233 ,  G06F3/041 ,  G06V40/13 ,  H10K59/131 ,  G06F3/044 ,  H10K59/35

CPC classification number: H10K59/126 ,  G06F3/0412 ,  G06V40/1318 ,  G09G3/3233 ,  G09G3/3258 ,  H01L25/18 ,  H10K59/131 ,  G06F3/0443 ,  G06F3/0446 ,  G09G2310/0202 ,  G09G2360/14 ,  H10K59/353

Abstract: Embodiments of the present disclosure provide a display device comprising: a substrate; a thin film transistor layer on a first surface of the substrate and including a first hole; a light emitting element layer on the thin film transistor layer and including a light emitting element; a first light blocking layer between the substrate and the thin film transistor layer and including a second hole overlapping the first hole in a thickness direction of the substrate; and a second light blocking layer between the thin film transistor layer and the light emitting element layer and including a third hole overlapping the first hole and the second hole in the thickness direction of the substrate.

公开(公告)号：US11694612B2

公开(公告)日：2023-07-04

申请号：US17831323

申请日：2022-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Gon Lee ,  Hee Jean Park ,  Hee Rim Song ,  Yu Jin Lee ,  Mu Kyung Jeon

IPC: G09G3/32 ,  G06V40/13

CPC classification number: G09G3/32 ,  G06V40/1318 ,  G09G2300/0413 ,  G09G2300/0809 ,  G09G2330/028

Abstract: A display device includes: pixel circuits arranged in a first direction on each of a first pixel row and a second pixel row; dummy sensor circuits arranged in a predetermined interval between the pixel circuits on the first pixel row; sensor circuits arranged in the interval between the pixel circuits on the second pixel row; light emitting elements disposed on the pixel circuits and connected to each of the pixel circuits; first light receiving elements on at least some of the pixel circuits of the first pixel row and the dummy sensor circuits; and second light receiving elements on at least some of the pixel circuits of the second pixel row and the sensor circuits. One of the sensor circuits is connected to at least two of the first light receiving elements and at least two of the second light receiving elements.

公开(公告)号：US20230177868A1

公开(公告)日：2023-06-08

申请号：US18106231

申请日：2023-02-06

Applicant: Samsung Display Co., LTD.

Inventor： Sun Hwa LEE ,  Ki June Lee ,  Mu Kyung Jeon

IPC: G06V40/13

CPC classification number: G06V40/1318 ,  G06V40/1329 ,  H10K59/40

Abstract: A fingerprint sensor and a display device include a substrate. A circuit element layer is disposed on a first surface of the substrate and includes a semiconductor layer, conductive layers and at least one opening portion. A light emitting element layer is disposed on the circuit element layer and includes at least one light emitting element. A sensor layer is disposed on a second surface of the substrate and includes at least one light sensor corresponding to the opening portion. The opening portion is defined by non-overlapping of the semiconductor layer and the conductive layers, the opening portion has a closed loop shape in plan view, and at least a portion of the closed loop shape includes a curve, or an internal angle of the at least a portion of the closed loop shape is an obtuse angle.

公开(公告)号：US11631271B2

公开(公告)日：2023-04-18

申请号：US16162050

申请日：2018-10-16

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Sun Kim ,  Mu Kyung Jeon

IPC: G06V40/13 ,  G06F3/041 ,  G06F3/044 ,  G06V10/147

Abstract: A fingerprint sensor includes a sensor pixel arranged in a sensing area, including a pixel electrode coupled to a first node; a first transistor coupled between the first node and a first or second power line, the first transistor including a first gate electrode coupled to a first scan line and a second gate electrode opposite to the first gate electrode; a first capacitor coupled between the first node and a second scan line; a second transistor coupled between a readout line and the first power line, the second transistor including a first gate electrode coupled to the first node and a second gate electrode opposite to the first gate electrode; and a third transistor coupled between the second transistor and the first power line, the third transistor including a first gate electrode coupled to the second scan line and a second gate electrode opposite to the first gate electrode.