公开(公告)号：US11647656B2

公开(公告)日：2023-05-09

申请号：US17136693

申请日：2020-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： Byeongguk Jeon ,  Keunsoo Lee ,  Youngjin Cho ,  Deokyoung Choi ,  Yangwan Kim ,  Jinyup Kim ,  Hagyeong Song

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3276 ,  H01L27/323 ,  H01L51/5253

Abstract: A display apparatus includes a substrate including a display area, a non-display area adjacent to the display area, and a pad area arranged in the non-display area; a display portion arranged in the display area and including pixels; a pad portion arranged in the pad area and including pads; and an insulating layer overlapping an edge of each of the pads and exposing a central portion of each of the pads, wherein the insulating layer includes at least one opening arranged between adjacent ones of the pads.

公开(公告)号：US11545532B2

公开(公告)日：2023-01-03

申请号：US16875364

申请日：2020-05-15

Applicant: Samsung Display Co., Ltd.

Inventor： Jisu Na ,  Youngjin Cho ,  Joong-Soo Moon

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

Abstract: A display device includes: in a display area, a first transistor including a first gate electrode; a second transistor electrically connected to the first transistor, including a second gate electrode; a light-emitting element; and in a peripheral area surrounding the display area, a power wiring including: first and second power wiring patterns spaced apart from each other; and a bridge pattern connecting the first and second power wiring patterns; a signal wiring; and an insulating layer covering the power wiring and the signal wiring, and a part of the insulating layer is removed to form an organic layer-removed area, the bridge pattern overlapping the organic layer-removed area, the power wiring and the signal wiring overlap each other in the organic layer-removed area, the signal wiring and the bridge pattern are disposed in a same layers as the first gate electrode and the second gate electrode, respectively.

公开(公告)号：US11430860B2

公开(公告)日：2022-08-30

申请号：US17178529

申请日：2021-02-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngjin Cho ,  Chulkyu Kang ,  Yongjae Kim

IPC: H01L27/32 ,  H01L51/52

Abstract: An organic light-emitting diode (OLED) display and a method of manufacturing the same are disclosed. In one aspect, the display includes a plurality of pixel electrodes positioned over a substrate and separate from each other, a plurality of auxiliary wirings between the pixel electrodes, a pixel-defining layer over the pixel electrodes except for a central portion of the pixel electrodes and at least a portion of each of the auxiliary wirings, an intermediate layer over the pixel-defining layer and having a plurality of openings formed over the portion of each of the auxiliary wirings, and an opposite electrode positioned over the intermediate layer and facing the pixel electrodes, the opposite electrode electrically contacting the auxiliary wirings via the openings. The auxiliary wirings extend in a first direction and separate from each other by a first distance. The openings are aligned in a diagonal direction crossing the first direction.

公开(公告)号：US12219855B2

公开(公告)日：2025-02-04

申请号：US18143074

申请日：2023-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Joong-Soo Moon ,  Kwang-Min Kim ,  Yangwan Kim ,  Keunsoo Lee ,  Youngjin Cho

IPC: H10K59/40 ,  G06F3/044 ,  H10K50/125 ,  H10K59/131

Abstract: A display device may include a display panel and an input sensor. Mesh lines of the input sensor may include first mesh lines extending in a first direction and second mesh lines extending in a second direction crossing the first direction. The first mesh lines and the second mesh lines may cross each other at a plurality of cross points. In a unit region of the sensing electrode, first cutting points may be defined in the first mesh lines and the second mesh lines, and second cutting points may be defined in the first mesh lines and the second mesh lines.

公开(公告)号：US20240105123A1

公开(公告)日：2024-03-28

申请号：US18531691

申请日：2023-12-07

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Joongsoo Moon ,  Minwoo Byun ,  Yangwan Kim ,  Changkyu Jin

IPC: G09G3/3258

CPC classification number: G09G3/3258 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0809 ,  G09G2320/0233 ,  G09G2320/0242

Abstract: A display apparatus with improved light emission uniformity includes a pixel. The pixel includes a driving thin-film transistor (TFT); a storage capacitor; a driving semiconductor layer; a first electrode layer; a second electrode layer; a pixel electrode; a pixel-defining layer defining a light-emitting region; and a conductive layer interposed between the first electrode layer and the pixel electrode and including an extending portion that at least partially overlaps the light-emitting region in a plane view to pass over a central portion of the light-emitting region.

公开(公告)号：US11805689B2

公开(公告)日：2023-10-31

申请号：US18115991

申请日：2023-03-01

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Yangwan Kim ,  Joong-Soo Moon ,  Minwoo Byun ,  Changkyu Jin

IPC: H01L27/32 ,  H10K59/131 ,  G06F3/044 ,  G06F3/041 ,  H05K1/14 ,  H10K50/844 ,  H10K59/40 ,  H10K59/123 ,  H10K59/124 ,  H10K77/10 ,  H01L27/12 ,  H10K102/00 ,  H05K1/18

CPC classification number: H10K59/131 ,  G06F3/0412 ,  G06F3/0443 ,  G06F3/0445 ,  G06F3/0446 ,  G06F3/04164 ,  H05K1/147 ,  H10K50/844 ,  H10K59/123 ,  H10K59/124 ,  H10K59/40 ,  H10K77/111 ,  G06F2203/04102 ,  G06F2203/04111 ,  H01L27/124 ,  H01L27/1248 ,  H05K1/189 ,  H05K2201/10128 ,  H10K2102/311

Abstract: An electronic apparatus includes a base substrate having an active area and a peripheral area adjacent to the active area. A plurality of pixels is disposed on the active area. The electronic apparatus also includes a plurality of power lines connected to the pixels. A power pad is disposed on a peripheral area and is configured to receive a power voltage. A power pattern is disposed on the peripheral area and connecting the power lines to the power pad. A plurality of sensing electrodes is disposed on the pixels in the active area. A plurality of sensing pads is disposed on the peripheral area and is electrically connected to the sensing electrodes. The sensing pads overlap with the power pattern.

公开(公告)号：US10943965B2

公开(公告)日：2021-03-09

申请号：US16406825

申请日：2019-05-08

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Hyunwoong Kim ,  Joong-soo Moon ,  Seung-kyu Lee ,  Yangwan Kim

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

Abstract: Provided is pixel including a first transistor including a first drain region electrically connected to a light emitting diode, a first gate electrode, a first channel region overlapping the first gate electrode, and a first source region, a first sub-transistor including a first sub-gate electrode, a first sub-channel region overlapping the first sub-gate electrode, a first sub-drain region connected to the first gate electrode, and a first sub-source region, a second sub-transistor including a second sub-gate electrode, a second sub-channel region overlapping the second sub-gate electrode, a second sub-drain region connected to the first sub-source region, and a second sub-source region, and a shielding pattern overlapping the first sub-source region and the second sub-drain region and not overlapping the first sub-channel region, wherein a width of the first sub-channel region is greater than a width of the second sub-channel region.

公开(公告)号：US20200006461A1

公开(公告)日：2020-01-02

申请号：US16380915

申请日：2019-04-10

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Joong-Soo Moon ,  Cheol-Gon Lee ,  Yang Wan Kim ,  Changkyu Jin

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus including a substrate, a first power source line disposed in a peripheral area adjacent to a display area configured to display image, the first power source line including a first layer and a second layer disposed on the first layer and electrically connected to the first layer, a first insulation layer disposed between the first layer and the second layer of the first power source line, and a first insulating dam disposed on and contacting the second layer of the first power source line, the first insulating dam disposed in the peripheral area and surrounding the display area.

公开(公告)号：US10297656B2

公开(公告)日：2019-05-21

申请号：US15360840

申请日：2016-11-23

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin Cho ,  Chulkyu Kang ,  Yongjae Kim

IPC: H01L27/32 ,  H01L51/52

Abstract: An organic light-emitting diode (OLED) display and a method of manufacturing the same are disclosed. In one aspect, the display includes a plurality of pixel electrodes positioned over a substrate and separate from each other, a plurality of auxiliary wirings between the pixel electrodes, a pixel-defining layer over the pixel electrodes except for a central portion of the pixel electrodes and at least a portion of each of the auxiliary wirings, an intermediate layer over the pixel-defining layer and having a plurality of openings formed over the portion of each of the auxiliary wirings, and an opposite electrode positioned over the intermediate layer and facing the pixel electrodes, the opposite electrode electrically contacting the auxiliary wirings via the openings. The auxiliary wirings extend in a first direction and separate from each other by a first distance. The openings are aligned in a diagonal direction crossing the first direction.

公开(公告)号：US09905163B2

公开(公告)日：2018-02-27

申请号：US14802940

申请日：2015-07-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngin Hwang ,  Jihye Kong ,  Yongsung Park ,  Youngjin Cho ,  Inho Choi

IPC: G09G3/30 ,  G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0417 ,  G09G2300/0819 ,  G09G2300/0861 ,  G09G2310/08 ,  G09G2320/045

Abstract: An organic light-emitting display apparatus includes: a pixel coupled to a scan line, a data line, a control line, and a power line, the pixel comprising an organic light-emitting diode configured to emit light in response to a data voltage; and a power supply unit configured to apply power source voltages of different levels during one frame period, wherein the pixel is configured to increase an anode voltage of the organic light-emitting diode in a scan period when the data voltage is inputted.