公开(公告)号：US12217640B2

公开(公告)日：2025-02-04

申请号：US17648959

申请日：2022-01-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jinsung An ,  Sungho Kim ,  Seokje Seong ,  Minwoo Woo ,  Seunghyun Lee ,  Wangwoo Lee ,  Jiseon Lee

IPC: G09G3/00 ,  H10K59/121 ,  H10K59/131 ,  H10K59/40 ,  H10K59/12

Abstract: A display panel includes a plurality of first pixels on a first region, a plurality of second pixels on a second region, and a test circuit. The second region has a transmittance less than a transmittance of the first region. The test circuit provides one or more test voltages to the first pixels and the second pixels. The test circuit includes a first test circuit and a second test circuit. The first test circuit provides the first pixels with a first voltage, and the second test circuit provides the second pixels with a second voltage different from the first voltage.

公开(公告)号：US12158673B2

公开(公告)日：2024-12-03

申请号：US17836492

申请日：2022-06-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minwoo Woo ,  Sungho Kim ,  Jinsung An ,  Seunghyun Lee ,  Wangwoo Lee ,  Jiseon Lee

IPC: G02F1/1362 ,  H10K59/122 ,  H10K59/126

Abstract: An electronic apparatus includes: a housing having a backside and lateral sides; a cover window arranged on the housing; a display apparatus arranged under the cover window; a sensor unit arranged under the display apparatus; and a camera unit arranged under the display apparatus. The display apparatus includes: a substrate; a plurality of first electrodes arranged over the substrate; a plurality of emission layers on the plurality of first electrodes; a second electrode overlapping the plurality of first electrodes and the plurality of emission layers; and a shield pattern arranged between the substrate and the plurality of first electrodes, and overlapping the plurality of first electrodes in a plan view; The shield pattern includes a first part and a second part apart from the first part, and the second electrode includes an opening arranged between the first part and the second part in the plan view.

公开(公告)号：US20240324305A1

公开(公告)日：2024-09-26

申请号：US18507194

申请日：2023-11-13

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghyun Lee ,  Sewan Son ,  Sungho Kim ,  Minwoo Woo ,  Kwanhee Lee ,  Jiseon Lee ,  Kyeongwoo Jang ,  Sugwoo Jung

IPC: H10K59/122 ,  H10K59/131

CPC classification number: H10K59/122 ,  H10K59/131

Abstract: A display apparatus includes a substrate including a display area and a non-display area outside the display area, a pixel circuit layer disposed on the substrate and including at least one transistor, a first sub-pixel electrode, a second sub-pixel electrode, and a third sub-pixel electrode spaced apart from each other and disposed on the pixel circuit layer, a first conductive bank layer disposed on the first sub-pixel electrode and including a first opening overlapping the first sub-pixel electrode, a second conductive bank layer disposed on the second sub-pixel electrode and including a second opening overlapping the second sub-pixel electrode, and a third conductive bank layer disposed on the third sub-pixel electrode and including a third opening overlapping the third sub-pixel electrode, wherein the first conductive bank layer, the second conductive bank layer, and the third conductive bank layer are spaced apart from each other.

公开(公告)号：US12057066B2

公开(公告)日：2024-08-06

申请号：US17581975

申请日：2022-01-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsung An ,  Sungho Kim ,  Seokje Seong ,  Minwoo Woo ,  Wangwoo Lee ,  Jiseon Lee

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3283 ,  H10K59/131

CPC classification number: G09G3/3233 ,  H10K59/131 ,  G09G3/3266 ,  G09G3/3283 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2340/0407

Abstract: A display apparatus that prevents visual recognition of flickering in each of display areas having different resolutions includes a first pixel circuit, a first display element, a second pixel circuit, and a second display element. The first pixel circuit includes: a first driving transistor configured to control a first current that flows to the first display element; and a first initializing transistor configured to apply a first initializing voltage to a gate of the first driving transistor in response to a first scan signal. The second pixel circuit includes: a second driving transistor configured to control a second current that flows to the second display element; and a second initializing transistor configured to apply a second initializing voltage having a level different from a level of the first initializing voltage to a gate of the second driving transistor in response to the first scan signal.

公开(公告)号：US20240237393A1

公开(公告)日：2024-07-11

申请号：US18616155

申请日：2024-03-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minwoo Woo ,  Gunwoo Ko ,  Wangwoo Lee ,  Junghyun Cho ,  Kangwook Heo

IPC: H10K50/844 ,  G02F1/1333 ,  G02F1/1335 ,  G06F1/16 ,  G06F3/041 ,  G09F9/30 ,  H10K50/115 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/80 ,  H10K50/842 ,  H10K50/86 ,  H10K59/12 ,  H10K59/121 ,  H10K59/122 ,  H10K59/40 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K50/844 ,  G06F3/0412 ,  H10K50/86 ,  H10K59/122 ,  H10K59/40 ,  G02F1/133331 ,  G02F1/133514 ,  G06F1/1641 ,  G06F1/1652 ,  G09F9/301 ,  G09G2300/0408 ,  G09G2380/02 ,  H10K50/115 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K50/8426 ,  H10K50/868 ,  H10K59/12 ,  H10K59/1216 ,  H10K77/111 ,  H10K2102/311

Abstract: Provided is a display apparatus having improved reliability by effectively controlling spreading of an organic layer. The display apparatus includes a substrate including a display area, and a peripheral area outside the display area, a display element at the display area, an input-sensing layer over the display element, and an optical functional layer on the input-sensing layer, and including a first layer, which corresponds to the display area and the peripheral area, and a second layer on the first layer, and having a greater refractive index than the first layer, wherein the first layer defines a first valley portion defining first holes that is on the peripheral area, and that surrounds the second layer.

公开(公告)号：US20240130180A1

公开(公告)日：2024-04-18

申请号：US18365714

申请日：2023-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： Minwoo Woo ,  Sewan Son ,  Seunghyun Lee ,  Wangwoo Lee ,  Jiseon Lee ,  Kyeongwoo Jang ,  Hyeri Cho

IPC: H10K59/131

CPC classification number: H10K59/131

Abstract: A display apparatus includes: a first display element configured to emit light of a first color and comprising a first pixel electrode; a second display element configured to emit light of a second color that is different from the first color and comprising a second pixel electrode; a third display element configured to emit light of a third color that is different from the first color and the second color and comprising a third pixel electrode; a fourth display element configured to emit light of the first color and comprising a fourth pixel electrode; and a first connection wiring under the first to fourth pixel electrodes, configured to connect the first pixel electrode to the fourth pixel electrode, at least partially overlapping the first to fourth pixel electrodes, and comprising an oxide semiconductor material.

公开(公告)号：US11749178B2

公开(公告)日：2023-09-05

申请号：US17548870

申请日：2021-12-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsung An ,  Sungho Kim ,  Seokje Seong ,  Minwoo Woo ,  Wangwoo Lee ,  Jiseon Lee

IPC: G09G3/32 ,  G09G3/00

CPC classification number: G09G3/32 ,  G09G3/006 ,  G09G2300/0439 ,  G09G2310/08 ,  G09G2330/12 ,  G09G2340/0435

Abstract: A display device that includes: a display panel including a plurality of pixels respectively connected to a corresponding data line of a plurality of data lines and a corresponding scan line of a plurality of scan lines; and a test circuit connected to the data lines, and wherein the display panel includes a first area having a first light transmittance and a second area having a second light transmittance, wherein the pixels include a first pixel in the first area and a second pixel in the second area, wherein the test circuit provides a first test data signal to a data line connected to the first pixel, and provides a second test data signal to a data line connected to the second pixel, and wherein a voltage level of the first test data signal is different from a voltage level of the second test data signal.

公开(公告)号：US20220336564A1

公开(公告)日：2022-10-20

申请号：US17531840

申请日：2021-11-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsung An ,  Sungho Kim ,  Seokje Seong ,  Minwoo Woo ,  Seunghyun Lee ,  Wangwoo Lee ,  Jiseon Lee

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes: a substrate; an inorganic insulating layer arranged on the substrate; a plurality of display elements arranged on the organic insulating layer and including a plurality of first display elements and a plurality of second display elements; a lower line arranged between the substrate and the organic insulating layer, and electrically connecting one of the plurality of first display elements and another one of the plurality of first display elements to each other; and an upper line arranged on the organic insulating layer, and electrically connecting one of the plurality of second display elements and the other one of the plurality of second display elements to each other.

公开(公告)号：US20220254849A1

公开(公告)日：2022-08-11

申请号：US17384860

申请日：2021-07-26

Applicant: Samsung Display Co., Ltd.

Inventor： Wangwoo Lee ,  Sungho Kim ,  Seokje Seong ,  Jinsung An ,  Minwoo Woo ,  Jiseon Lee ,  Yoonjong Cho

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel includes: a substrate including a first area, a second area, and a third area, first display elements in the first area, and second display elements in the second area; first pixel circuits in the first area and respectively connected to the first display elements; second pixel circuits in the third area and respectively connected to the second display elements; a first organic insulating layer covering the first pixel circuits; and connection wirings respectively connecting the second pixel circuits to the second display elements, wherein the connection wirings include a first connection wiring and a second connection wiring, the first connection wiring being disposed on the first organic insulating layer, and the second connection wiring being disposed under the first organic insulating layer.

公开(公告)号：US20210399262A1

公开(公告)日：2021-12-23

申请号：US17337108

申请日：2021-06-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minwoo Woo ,  Gunwoo Ko ,  Wangwoo Lee ,  Junghyun Cho ,  Kangwook Heo

IPC: H01L51/52 ,  H01L27/32 ,  G06F3/041

Abstract: Provided is a display apparatus having improved reliability by effectively controlling spreading of an organic layer. The display apparatus includes a substrate including a display area, and a peripheral area outside the display area, a display element at the display area, an input-sensing layer over the display element, and an optical functional layer on the input-sensing layer, and including a first layer, which corresponds to the display area and the peripheral area, and a second layer on the first layer, and having a greater refractive index than the first layer, wherein the first layer defines a first valley portion defining first holes that is on the peripheral area, and that surrounds the second layer.