公开(公告)号：US11271055B2

公开(公告)日：2022-03-08

申请号：US16551076

申请日：2019-08-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Injun Bae ,  Chulho Kim ,  Yunhwan Park ,  Jin Jeon ,  Beohmrock Choi

IPC: H01L27/32

Abstract: A display apparatus includes: a substrate including a display area and a sensor area, wherein the display area includes a first pixel, and the sensor area includes a second pixel and a transmission portion; a sensor configured to transmit a signal through the substrate via the transmission portion, wherein the second pixel includes second thin-film transistor including a semiconductor layer, and wherein a blocking layer is disposed between the sensor and the second thin-film transistor, wherein the blocking layer covers the semiconductor layer.

公开(公告)号：US11239290B2

公开(公告)日：2022-02-01

申请号：US16822079

申请日：2020-03-18

Applicant: Samsung Display Co., Ltd.

Inventor： Kyungsoo Jang ,  Jinkoo Chung ,  Taekju Jung ,  Beohmrock Choi

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

Abstract: A display apparatus includes a substrate including a display area and a sensor area, the display area including main pixels and the sensor area including auxiliary pixels and a transmission area, a plurality of display elements included in each of the main pixels and each of the auxiliary pixels, a first stack structure overlapping the plurality of display elements, a second stack structure overlapping the transmission area, and a thin film encapsulation layer covering the first stack structure and the second stack structure, wherein the first stack structure has a thickness that is different from a thickness of the second stack structure.

公开(公告)号：US12274120B2

公开(公告)日：2025-04-08

申请号：US17586306

申请日：2022-01-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hongyeon Lee ,  Seungyeon Jeong ,  Beohmrock Choi ,  Ohjeong Kwon ,  Hongjo Park ,  Sujeong Kim ,  Kyunghee Lee

IPC: H10K50/84 ,  H10K50/80 ,  H10K50/844 ,  H10K59/12 ,  H10K59/38 ,  H10K59/40 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K59/121 ,  H10K59/122 ,  H10K59/124 ,  H10K59/35

Abstract: A display apparatus includes: a substrate; a display device layer disposed on the substrate and including an organic light-emitting device; a low-reflection inorganic layer disposed on the display device layer and including an inorganic material; a capping layer disposed on the low-reflection inorganic layer, and a reflection adjusting layer disposed on the capping layer.

公开(公告)号：US12268055B2

公开(公告)日：2025-04-01

申请号：US17444547

申请日：2021-08-05

Applicant: Samsung Display Co., Ltd.

Inventor： Seongmin Cho ,  Beohmrock Choi ,  Chiwook An ,  Choongyoul Im ,  Nakcho Choi

IPC: H10K59/122 ,  G06F3/041 ,  G06F3/044 ,  H10K50/84 ,  H10K50/86 ,  H10K59/121 ,  H10K59/131 ,  H10K59/38 ,  H10K59/40

Abstract: A display panel includes: first and second pixel circuits on a substrate; first and second pixel electrodes electrically connected to the first and second pixel circuits, respectively; a pixel defining layer having openings overlapping with the first and second pixel electrodes, respectively; a first emission layer on the first pixel electrode; a second emission layer on the second pixel electrode; an opposite electrode on the first emission layer and the second emission layer; and an anti-reflection layer on the opposite electrode. The anti-reflection layer includes: a light-blocking portion corresponding to an area between the openings of the pixel defining layer; a first color filter overlapping with the first emission layer; a second color filter overlapping with the second emission layer; and an overcoat layer including a portion located in a separation space between the light-blocking portion and at least one of the first color filter or the second color filter.

公开(公告)号：US12082453B2

公开(公告)日：2024-09-03

申请号：US17375397

申请日：2021-07-14

Applicant: Samsung Display Co., Ltd.

Inventor： Junhee Lee ,  Minyeul Ryu ,  Beohmrock Choi

IPC: H10K59/126 ,  H10K59/121 ,  H10K59/122 ,  H10K59/38 ,  G06F3/041 ,  G06F3/044

CPC classification number: H10K59/126 ,  H10K59/1213 ,  H10K59/122 ,  H10K59/38 ,  G06F3/0412 ,  G06F3/044

Abstract: A display device may include a substrate including a display area, a thin film transistor disposed on the substrate, a via layer disposed on the thin film transistor, where a via hole is defined through the via layer to expose a part of the thin film transistor, a lower electrode disposed on the via layer, a pixel defining layer disposed on the via layer, where a step structure is defined in the pixel defining layer to overlap the via hole, and a transmission preventing pattern disposed on the pixel defining layer and overlapping the via hole.

公开(公告)号：US11839103B2

公开(公告)日：2023-12-05

申请号：US17562964

申请日：2021-12-27

Applicant: Samsung Display Co., Ltd.

Inventor： Jinkoo Chung ,  Beohmrock Choi ,  Jiyoung Choung

IPC: H01L51/52 ,  H01L27/32 ,  H10K50/844 ,  H10K50/822 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K77/10 ,  H10K59/12

CPC classification number: H10K50/844 ,  H10K50/822 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K77/10 ,  H10K59/1201

Abstract: A display apparatus including a substrate including a display area and a sensor area, the sensor area including a transmission portion that transmits light, a plurality of first display devices arranged in the display area, a display device group including a plurality of second display devices, the display device group being arranged in the sensor area, and a passivation layer covering the display device group and having a first hole corresponding to the transmission portion.

公开(公告)号：US20230225172A1

公开(公告)日：2023-07-13

申请号：US17983779

申请日：2022-11-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chiwook An ,  Beohmrock Choi ,  Hyunduck Cho ,  Miran Ji ,  Hyeonbum Lee

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/322 ,  H01L51/5281 ,  H01L51/5253 ,  H01L27/3244

Abstract: A display panel includes: a substrate; a plurality of display elements disposed over the substrate; a plurality of first light-blocking layers disposed over the plurality of display elements and corresponding to places between the plurality of display elements; a plurality of second light-blocking layers disposed over the plurality of first light-blocking layers and corresponding to the places between the plurality of display elements; and a color filter layer disposed over the plurality of second light-blocking layers and including color filters corresponding to the plurality of display elements.

公开(公告)号：US11437458B2

公开(公告)日：2022-09-06

申请号：US16807833

申请日：2020-03-03

Applicant: Samsung Display Co., Ltd.

Inventor： Jinkoo Chung ,  Beohmrock Choi ,  Seongmin Kim ,  Seungin Baek ,  Sanggu Lee ,  Kyungsoo Jang

IPC: H01L27/32 ,  H01L51/00

Abstract: A display device including a display area and a sensor area which includes a transmission part comprises a substrate, display elements disposed on the substrate and including a first display element and a second display element spaced apart from each another with the transmission part therebetween, pixel circuits including a first pixel circuit electrically connected to the first display element and a second pixel circuit electrically connected to the second display element, and a light-shielding layer including a part overlapping the first pixel circuit and the second pixel circuit and the light-shielding layer includes a hole corresponding to the transmission part, the width of the hole of the light-shielding layer is less than a separation distance between the first display element and the second display element.

公开(公告)号：US11239446B2

公开(公告)日：2022-02-01

申请号：US16688784

申请日：2019-11-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jinkoo Chung ,  Beohmrock Choi ,  Jiyoung Choung

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: A display apparatus including a substrate including a display area and a sensor area, the sensor area including a transmission portion that transmits light, a plurality of first display devices arranged in the display area, a display device group including a plurality of second display devices, the display device group being arranged in the sensor area, and a passivation layer covering the display device group and having a first hole corresponding to the transmission portion.

公开(公告)号：US20200258947A1

公开(公告)日：2020-08-13

申请号：US16682580

申请日：2019-11-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JINKOO CHUNG ,  Beohmrock Choi

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus including: a substrate including a main display area and a sensor area, the sensor area including an auxiliary pixel and a transmission portion, wherein the main display area includes a main pixel; a sensor disposed in the sensor area and configured to transmit a signal through the substrate and the transmission portion, wherein the auxiliary pixel includes an auxiliary light-emitting device including an auxiliary cathode layer, and wherein the auxiliary cathode layer includes a plurality of layers partially overlapping each other at a first overlapping portion thereof, wherein the auxiliary cathode layer does not cover the transmission portion.