公开(公告)号：US20230298525A1

公开(公告)日：2023-09-21

申请号：US18201739

申请日：2023-05-24

Applicant: Samsung Display Co., Ltd.

Inventor： Jang Mi KANG ,  Jun Hyun Park ,  Min Jae Jeong

IPC: G09G3/3233 ,  H10K59/126 ,  H10K59/131 ,  H10K59/121

CPC classification number: G09G3/3233 ,  H10K59/126 ,  H10K59/131 ,  H10K59/1213 ,  H10K59/1216 ,  G09G2300/0819 ,  G09G2320/0257 ,  G09G2310/08 ,  G09G2300/0861 ,  G09G2300/0413 ,  G09G2330/021 ,  G09G2320/0247 ,  G09G2300/0852

Abstract: A pixel of display device includes a light emitting element, a first transistor coupled between first power source and a second node and having a gate electrode connected to a first node N1, and the first transistor being configured to control a driving current supplied to the light emitting element in response to a voltage of the first node, a first capacitor including one electrode connected to the first node and another electrode connected to a third node, a second transistor coupled between the third node and a data line, a third transistor coupled between the first node and the second node, a fourth transistor coupled between the first node and an initialization power source, a fifth transistor coupled between a reference power source and the third node, and an eighth transistor coupled between a fourth node and an anode initialization power source.

公开(公告)号：US11741884B2

公开(公告)日：2023-08-29

申请号：US17323213

申请日：2021-05-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Joon Kim ,  Jang Mi Kang ,  Hae Min Kim ,  Jun Hyun Park ,  Min Jae Jeong ,  Ki Hyun Pyo

IPC: G09G3/32 ,  G09G3/3233 ,  G09G3/3208 ,  G09G3/30 ,  G09G3/3225 ,  G09G3/325

CPC classification number: G09G3/32 ,  G09G3/30 ,  G09G3/325 ,  G09G3/3208 ,  G09G3/3225 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2310/0267 ,  G09G2320/0233 ,  G09G2320/045

Abstract: A display device according to an embodiment of the present disclosure includes pixels connected to a first scan line, a second scan line, a third scan line, a data line, a first emission control line, and a second emission control line. Each of the pixels includes a light emitting element; a first transistor connected between a first node connected to a first power source and a second electrode connected to a second node connected to an anode of the light emitting element, and including a gate electrode connected to a third node; a second transistor connected between the data line and a fourth node and including a gate electrode connected to the first scan line; a first capacitor connected between the second node and a fifth node; a second capacitor connected between the fourth node and the fifth node; a fourth transistor connected between the third node and the fifth node, and including a gate electrode connected to the second scan line; and a sixth transistor connected between the third node and the fourth node, and including a gate electrode connected to the first emission control line.

公开(公告)号：US11121195B2

公开(公告)日：2021-09-14

申请号：US16387468

申请日：2019-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Jin Park ,  Min Jae Jeong ,  Hee Na Kim ,  Young Seok Baek ,  Dong Hyun Yang

IPC: H01L27/32 ,  G06F3/041 ,  G06K9/00

Abstract: An organic light emitting display device includes a light emitting layer for emitting light and for displaying an image, a fingerprint sensor for detecting a fingerprint, and a circuit element layer disposed between the light emitting layer and the fingerprint sensor and configured to control the light emitting layer. The fingerprint sensor includes a light receiver. The light receiver overlaps the light emitting layer and has an uneven surface.

公开(公告)号：US10777631B2

公开(公告)日：2020-09-15

申请号：US16201172

申请日：2018-11-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung-Hwan Cho ,  Jong Hyun Choi ,  Doo Hwan Kim ,  Do Keun Song ,  Joo Sun Yoon ,  Min Jae Jeong

IPC: H01L27/32 ,  H01L51/52 ,  H01L27/12

Abstract: A display device includes: a first substrate including a display area and a non-display area bordering at least a portion of the display area; a first transistor disposed in the display area, and includes a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. A driving circuit is disposed in the non-display area, and includes a second transistor including a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. An insulating layer disposed between the source and drain electrodes of the second transistor and the source and drain electrodes of the first transistor over the second transistor; a signal transmission line disposed in the non-display area, and transmitting a signal to the driving circuit; a second substrate facing the first substrate; and a sealant disposed in the non-display area between the first substrate and the second substrate, and overlapping the second transistor. The structure of the display device provides a bezel with a reduced width and resistance to pixel damage during formation of the sealant.

公开(公告)号：US10411083B2

公开(公告)日：2019-09-10

申请号：US16111908

申请日：2018-08-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Rim Song ,  Kyung Hoon Kim ,  Mee Hye Jung ,  Min Jae Jeong ,  Seon Young Choi

IPC: H01L27/32 ,  G09G3/3225 ,  H01L27/12 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device includes a substrate including a first display region, a second display region having an area smaller than that of the first display region, a third display region having an area smaller than that of the first display region, and a non-display region, a plurality of pixels provided in the first to third display regions, a power line which is connected to each of the plurality of pixels and applies a first power voltage to the plurality of pixels, and a fan-out line provided in the non-display region, the fan-out line applying a data signal to the plurality of pixels, where the power line includes an additional power line, a first power line, and disposed on the additional power line, and a second power line disposed on the first power line.

公开(公告)号：US12223888B2

公开(公告)日：2025-02-11

申请号：US18508214

申请日：2023-11-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Min Jae Jeong ,  Kyung Bae Kim ,  Chong Chul Chai ,  Kyung Hoon Chung

IPC: G09G3/32 ,  H01L25/075 ,  H01L33/36 ,  H01L33/62

Abstract: A display device includes a light-emitting diode including a first conductivity-type semiconductor, an active layer, and a second conductivity-type semiconductor; a first voltage line to which a first voltage is applied; a second voltage line to which a second voltage is applied; a first transistor including a source electrode electrically connected to the first voltage line and a drain electrode electrically connected to a first electrode of the light-emitting diode and to the first conductivity-type semiconductor; a second transistor including a drain electrode electrically connected to a gate electrode of the first transistor and a source electrode electrically connected to a data line to apply a data signal; a capacitor electrically connected to the gate electrode of the first transistor and the first electrode; and a third transistor including a source electrode electrically connected to the second voltage line and a drain electrode electrically connected to the first electrode.

公开(公告)号：US12048214B2

公开(公告)日：2024-07-23

申请号：US18362933

申请日：2023-07-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun Park ,  Jang Mi Kang ,  Hyun Joon Kim ,  Hae Min Kim ,  Min Jae Jeong

IPC: H10K59/131 ,  G09G3/3233 ,  H10K50/813 ,  H10K59/122 ,  H10K59/35

CPC classification number: H10K59/131 ,  G09G3/3233 ,  H10K50/813 ,  H10K59/122 ,  H10K59/352 ,  G09G2300/0452 ,  G09G2300/0809

Abstract: A light emitting diode display device includes: a pixel circuit; a data line connected to the pixel circuit to transmit a data voltage; an anode on the pixel circuit and the data line; an emission layer on the anode; and a cathode on the emission layer. The anode includes a first anode and a second anode, and the data line extends across the first anode and the second anode.

公开(公告)号：US11922871B2

公开(公告)日：2024-03-05

申请号：US17388086

申请日：2021-07-29

Applicant: Samsung Display Co., LTD.

Inventor： Hae Min Kim ,  Min Jae Jeong ,  Jang Mi Kang ,  Hyun Joon Kim ,  Jun Hyun Park ,  Cheol-Gon Lee

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0842 ,  G09G2310/0243 ,  G09G2310/0281 ,  G09G2310/08

Abstract: An emissive display device includes a display area which includes a plurality of pixels, and a driver disposed at a side of the display area, where the driver includes at least two emission signal stages disposed in one row, and an input signal line connected to the emission signal stages, and the at least two emission signal stages are connected to the same input signal line.

公开(公告)号：US11875743B2

公开(公告)日：2024-01-16

申请号：US17875601

申请日：2022-07-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Min Jae Jeong ,  Jun Hyun Park ,  Hyun Joon Kim ,  Kyung Hoon Chung ,  Jang Mi Kang ,  Hae Min Kim

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/32

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/32 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2310/08 ,  G09G2320/0247 ,  G09G2320/0257 ,  G09G2330/021

Abstract: A pixel including: a light emitting element; a first transistor connected between a first power source and a second node; a first capacitor connected to a first node or a second node and a third node; a second transistor between the third node and a data line, the second transistor turned on by a first scan signal; a third transistor between the first and second nodes, the third transistor turned on by a second scan signal; a fifth transistor between the first power source and the first transistor, the fifth transistor turned on by a first emission control signal; a sixth transistor between the second node and the light emitting element, the sixth transistor turned on by a second emission control signal; and an eighth transistor between the second node and a second emission control line, the eighth transistor turned on by a fourth scan signal.

公开(公告)号：US11776480B2

公开(公告)日：2023-10-03

申请号：US17860676

申请日：2022-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Min Jae Jeong ,  Jang Mi Kang ,  Hyeong Seok Kim ,  Jun Hyun Park ,  Mu Kyung Jeon

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  G09G3/3233

CPC classification number: G09G3/3258 ,  G09G3/3266 ,  G09G3/3233 ,  G09G3/3291 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2310/08 ,  G09G2320/0233 ,  G09G2320/0238 ,  G09G2320/0247 ,  G09G2320/0257 ,  G09G2320/043 ,  G09G2320/045 ,  G09G2330/02

Abstract: A pixel includes a light emitting element, a first transistor connected between first and second nodes and that generates a driving current flowing from a first power line to a second power line through the light emitting element, a second transistor connected between a data line and the first node and turned on in response to a fourth scan signal, a third transistor connected between the second node and a third node corresponding to a gate electrode of the first transistor and turned on in response to a second scan signal, a fourth transistor connected between the third node and a third power line providing a third power voltage and turned on in response to a first scan signal, and a fifth transistor connected between the first and fourth nodes and turned on in response to a fifth scan signal.