公开(公告)号：US12082431B2

公开(公告)日：2024-09-03

申请号：US17392739

申请日：2021-08-03

Applicant: Samsung Display Co., LTD.

Inventor： Jea Heon Ahn ,  Jang Soo Kim ,  Jeong Ki Kim ,  Jae Cheol Park

IPC: H10K50/115 ,  H10K59/121 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38

CPC classification number: H10K50/115 ,  H10K59/121 ,  H10K59/122 ,  H10K59/353 ,  H10K59/38

Abstract: A display device includes a pixel; and a first color conversion region, a second color conversion region, and a third color conversion region respectively overlapping a first color pixel, a second color pixel, and a third color pixel and spaced from each other. The third color conversion region is aligned with a region between the first color conversion region and the second color conversion region in a first direction, and the first color conversion region and the second color conversion region are aligned with each other in a second direction crossing the first direction. Part of the first color conversion region is disposed in a second pixel area that is adjacent to the first pixel area in the second direction, and part of the second color conversion region is positioned in a third pixel area that is adjacent to the first pixel area in the second direction.

公开(公告)号：US12081376B2

公开(公告)日：2024-09-03

申请号：US17831354

申请日：2022-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： Aliazam Abbasfar

IPC: H04L25/493 ,  H04L9/06 ,  H04L25/45

CPC classification number: H04L25/493 ,  H04L25/45 ,  H04L9/0662

Abstract: A system and method for DC balanced transition encoding. In some embodiments, the method includes: generating a set of candidate encoding keys for a set of raw data words; selecting a first encoding key, of the set of candidate encoding keys, based on a first disparity contribution; and encoding the raw data words with the first encoding key, the first disparity contribution being a difference between the number of ones and the number of zeros in the result of encoding the set of raw data words with the first encoding key.

公开(公告)号：US12080830B2

公开(公告)日：2024-09-03

申请号：US17602138

申请日：2020-01-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Ho Lee ,  Jong Hyuk Kang ,  Hyun Deok Im ,  Hyun Min Cho

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/00 ,  H01L33/62

CPC classification number: H01L33/387 ,  H01L27/156 ,  H01L33/005 ,  H01L33/62 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A pixel includes electrode pairs successively disposed in a first direction, and each including a first sub-electrode and a second sub-electrode successively disposed in the first direction; light emitting elements each electrically connected between the first sub-electrode and the second sub-electrode of any one the electrode pairs; a first connection electrode electrically connected between the first sub-electrode of a first electrode pair and a first power supply; and a second connection electrode electrically connected between the second sub-electrode of a last electrode pair and a second power supply. The second sub-electrode of a remaining electrode pair other than the last electrode pair is spaced apart from the first sub-electrode of a subsequent electrode pair with at least one first sub-electrode or at least one second sub-electrode disposed therebetween, and is electrically connected to the first sub-electrode of the subsequent electrode pair.

公开(公告)号：US12080749B2

公开(公告)日：2024-09-03

申请号：US17347222

申请日：2021-06-14

Applicant: Samsung Display Co., Ltd.

Inventor： Myeong Hun Song ,  Sung Geun Bae ,  Sung Jin Lee ,  Jong Chan Lee ,  Tae Hee Lee ,  Kyung Ah Choi

IPC: H01L27/15 ,  H01L33/38

CPC classification number: H01L27/156 ,  H01L33/387

Abstract: A pixel may include a substrate, a dummy insulating pattern on the substrate, a first electrode on the substrate and including a (1-1)th electrode and a (1-2)th electrode that are spaced from each other and aligned with each other along a first direction, a second electrode spaced from the first electrode in a second direction different from the first direction, and including a (2-1)th electrode and a (2-2)th electrode that are spaced from each other and aligned with each other along the first direction, a plurality of light emitting elements electrically connected to the first electrode and the second electrode and emitting light, and a first insulating layer on each of the light emitting elements. Here, the dummy insulating pattern may be connected to one end of at least one of the (1-1)th electrode and the (1-2)th electrode that are aligned with each other along the first direction.

公开(公告)号：US12080248B2

公开(公告)日：2024-09-03

申请号：US17317035

申请日：2021-05-11

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee Shin ,  Sunkwun Son ,  Nahyeon Cha ,  Donghyeon Ki

IPC: G09G3/3291

CPC classification number: G09G3/3291 ,  G09G2310/0272

Abstract: A display apparatus includes a display panel, a data driving circuit and a gate driving circuit. The display panel displays an image and includes a plurality of pixels. The data driving circuit applies a data voltage to a data line of the display panel. The gate driving circuit applies a gate output signal to a gate line of the display panel. The gate driving circuit is disposed between opening portions in a display area of the display panel. The gate driving circuit includes a normal stage column extending in a pixel column direction of the display panel and including a plurality of normal stages and a dummy stage column disposed adjacent to an end portion of the normal stage column in a pixel row direction and including a plurality of dummy stages.

公开(公告)号：US12080245B2

公开(公告)日：2024-09-03

申请号：US18158349

申请日：2023-01-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Hyun Lee ,  Si Duk Sung ,  Dae Sik Lee

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

CPC classification number: G09G3/3266 ,  G09G3/3275 ,  G09G3/3233 ,  G09G2310/0202 ,  G09G2310/0254 ,  G09G2310/0289 ,  G09G2310/08 ,  G09G2320/0257 ,  G09G2330/02

Abstract: A display device includes a display unit including gate lines and pixels electrically coupled to the gate lines; a timing controller configured to generate an on-clock signal, an off-clock signal, an enable signal, and a common signal; a clock generator configured to generate a plurality of clock signals having different phases based on the on-clock signal and the off-clock signal, when the enable signal has a first voltage level, wherein the clock generator is to insert a common pulse into each of the plurality of clock signals based on the common signal, when the enable signal has a second voltage level different from the first voltage level; and a gate driver configured to generate gate signals based on the plurality of clock signals, and to sequentially provide the gate signals to the gate lines.

公开(公告)号：US12080238B2

公开(公告)日：2024-09-03

申请号：US18223459

申请日：2023-07-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoon Jung Chai ,  Won Jun Lee ,  Chol Ho Kim ,  Sung Hoon Lim ,  Yoo Seok Jang

IPC: G09G3/3233 ,  G09G3/20 ,  G09G3/3266

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G3/2007 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/0294 ,  G09G2310/08 ,  G09G2320/0252

Abstract: A display device includes: active stages each include a scan output circuit outputting a scan clock signal to a first output terminal and a carry output circuit outputting a carry clock signal to a second output terminal, when a voltage of a first node is at a logic high level. The scan output circuit and carry output circuit output a scan signal of a turn-off level to the first output terminal when a voltage of a second node or a carry signal is at a logic high level. An interval between pulses of the carry clock signal generated during one frame period is the same, and at least two of intervals between pulses of the scan clock signal generated during the one frame period are different from each other.

公开(公告)号：US12080225B2

公开(公告)日：2024-09-03

申请号：US18243031

申请日：2023-09-06

Applicant: Samsung Display Co., LTD.

Inventor： Nak Cho Choi ,  Jeong Su Kim ,  Myung Koo Hur

IPC: G09G3/32 ,  G09G3/00

CPC classification number: G09G3/32 ,  G09G3/006 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/0267 ,  G09G2330/12

Abstract: A display device includes a sub-pixel connected to a scan write line, a first data line, and a second data line. The sub-pixel includes a light emitting element, a first pixel driving unit configured to generate a control current according to a first data voltage of the first data line, a second pixel driving unit configured to generate a driving current applied to the light emitting element according to a second data voltage of the second data line, and a third pixel driving unit configured to apply the driving current to the light emitting element according to the control current of the first pixel driving unit. The first pixel driving unit includes a first transistor to generate the control current according to the first data voltage, a second transistor configured to apply the first data voltage of the first data line to a first electrode of the first transistor.

公开(公告)号：US12080209B2

公开(公告)日：2024-09-03

申请号：US18187627

申请日：2023-03-21

Applicant: Samsung Display Co., Ltd.

Inventor： Eunwon Seo

IPC: G09G3/00 ,  H10K59/80 ,  H10K77/10 ,  G09G3/3208

CPC classification number: G09G3/035 ,  H10K59/80 ,  H10K77/111 ,  G09G3/3208 ,  G09G2300/0426

Abstract: A display apparatus includes a substrate having a first area, a second area, and a bending area between the first area and the second area, a display element in the first area, a mesh layer overlapping the bending area, and defining opening portions including a first opening portion and a second opening portion, which have different respective sizes, and a bending protective layer on the mesh layer.

公开(公告)号：US12080205B2

公开(公告)日：2024-09-03

申请号：US17493169

申请日：2021-10-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Dae Lee ,  Kyung Tea Park

IPC: G09G3/00 ,  G06V40/13 ,  G09G3/20 ,  G09G3/3208

CPC classification number: G09G3/006 ,  G06V40/1318 ,  G09G3/035 ,  G09G3/2007 ,  G09G3/3208 ,  G09G2320/0257 ,  G09G2320/029 ,  G09G2320/045 ,  G09G2360/145

Abstract: A method of compensating for stains caused by deterioration of a display device, the display device including an illuminance sensor and a display panel including pixels and an optical fingerprint sensor, the method including determining, while in a test mode of the display device and via the illuminance sensor, whether an illuminance is a reference value or less, emitting, while in the test mode of the display device, first color light from the display panel when the illuminance is the reference value or less, and acquiring, while in the test mode of the display device, afterimage compensation data relating to amounts of deterioration of the pixels by receiving the first color light through an optical fingerprint sensor.