公开(公告)号：US11765953B2

公开(公告)日：2023-09-19

申请号：US17815197

申请日：2022-07-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seokhyun Lim ,  Joohee Jeon ,  Sunmi Kang ,  Juhoon Kang ,  Hyungkeun Park ,  Donghwan Shim ,  Miyeon Cho ,  Gunhee Kim ,  Sunyoung Jung

IPC: H10K59/131 ,  G09G3/3233

CPC classification number: H10K59/1315 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0852

Abstract: A display apparatus includes a first transistor including a first semiconductor layer and a first electrode that at least partially overlaps the first semiconductor layer. A first capacitor includes the first electrode and a second electrode that at least partially overlaps the first electrode. A second capacitor includes the second electrode and a third electrode that at least partially overlaps the second electrode. A first data line is configured to transfer a data voltage therethrough. First and second scan lines are configured to transfer first and second scan signals therethrough, respectively. A second transistor connects the first data line to the second electrode in response to the first scan signal. A third transistor connects the first electrode to a drain of the first transistor in response to the second scan signal.

公开(公告)号：US11690244B2

公开(公告)日：2023-06-27

申请号：US16856716

申请日：2020-04-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seungchang Lee ,  Gunhee Kim ,  Donghyun Kim ,  Sanghoon Kim ,  Soohyun Moon ,  Joohee Jeon ,  Sungjin Hong ,  Taehoon Yang

IPC: H10K50/844 ,  H10K71/00 ,  H10K50/842 ,  H01L51/52 ,  H01L51/56

CPC classification number: H01L51/5253 ,  H01L51/5246 ,  H01L51/56

Abstract: A display device is provided. The display device includes a substrate including a display area, an opening area disposed in the display area, a first non-display area at least partially surrounding the display area, and a second non-display area at least partially surrounding the opening area. A display layer is disposed in the display area. An encapsulating substrate covers the display layer and has an opening corresponding to the opening area. A sealing portion is disposed between the encapsulating substrate and the substrate. The sealing portion is disposed in the opening area and connects the encapsulating substrate to the substrate. A partition wall is disposed between the substrate and the sealing portion.

公开(公告)号：US20230165100A1

公开(公告)日：2023-05-25

申请号：US17983306

申请日：2022-11-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeun Lee ,  Joohee Jeon ,  Chungsock Choi ,  Hyungsuk Hwang ,  Gunhee Kim ,  Sunyoung Jung

IPC: H01L27/32

CPC classification number: H01L27/3218 ,  H01L27/3216 ,  H01L27/3276

Abstract: A display apparatus includes a substrate including a first area and a second area, auxiliary pixels in the first area, and including first auxiliary pixels, respective ones of which being along a first line, and second auxiliary pixels, respective ones of which being arranged along a second line that is parallel to the first line, and third auxiliary pixels, respective ones of which being arranged along a third line that is parallel to the first line, and having a same pixel arrangement as the second auxiliary pixels, main pixels in the second area, and a transmissive portion between the auxiliary pixels, wherein a first distance between the first line and the second line at one side of the first line is less than a second distance between the first line and the third line at an other side of the first line.

公开(公告)号：US20230090817A1

公开(公告)日：2023-03-23

申请号：US17743424

申请日：2022-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Myounggeun Cha ,  Joohee Jeon ,  Sanggun Choi

IPC: H01L27/32

Abstract: A display apparatus for displaying a high-resolution image and having a low occurrence rate of defects caused by a voltage drop. The display apparatus includes a substrate, a first conductive layer arranged on the substrate and including an auxiliary data line extending in a first direction, a first semiconductor layer arranged on the first conductive layer, a first gate layer arranged on the first semiconductor layer, a first connection electrode layer arranged on the first gate layer and including a first connection electrode electrically connected to the first semiconductor layer and the auxiliary data line, and a second connection electrode layer arranged on the first connection electrode layer and including a data line electrically connected to the first connection electrode.

公开(公告)号：US20230055922A1

公开(公告)日：2023-02-23

申请号：US18045372

申请日：2022-10-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sanghee Jang ,  Juhoon Kang ,  Gunhee Kim ,  Hyunho Kim ,  Donghwan Shim ,  Seungchan Lee ,  Joohee Jeon ,  Sunyoung Jung

IPC: G09G3/3275 ,  G09G3/3266

Abstract: A display apparatus includes: a plurality of first display elements at a first display area; a plurality of first pixel circuits at the first display area, and electrically connected to the plurality of first display elements, respectively; a plurality of second display elements at a second display area; a plurality of second pixel circuits located along a first direction at a non-display area, and electrically connected to the plurality of second display elements, respectively; and a data line electrically connected to at least one first pixel circuit from among the plurality of first pixel circuits that is located along a second direction crossing the first direction at the first display area, and to at least one second pixel circuit from among the plurality of second pixel circuits. The plurality of second pixel circuits are spaced from the plurality of second display elements in a plan view.

公开(公告)号：US20220399429A1

公开(公告)日：2022-12-15

申请号：US17690973

申请日：2022-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： Joohee Jeon ,  Donghwan Shim ,  Junki Jeong

IPC: H01L27/32

Abstract: A display apparatus includes a display panel including a first area in which a first display element and a first pixel circuit are arranged, a second area in which a second display element is arranged, and a peripheral area in which a pixel circuit unit including a second pixel circuit is arranged; and a component arranged below the display panel to correspond to the second area, wherein the display panel includes a substrate; an organic insulating layer that is arranged between the first display element and the first pixel circuit, and extends to the peripheral area; and a valley portion that is provided as an opening in the organic insulating layer in the peripheral area, and at least partially surrounds the first area, wherein the valley portion includes a first valley and a second valley that are apart from each other with the pixel circuit unit therebetween.

公开(公告)号：US11455954B2

公开(公告)日：2022-09-27

申请号：US17319424

申请日：2021-05-13

Applicant: Samsung Display Co., Ltd.

Inventor： Yoomin Ko ,  Gun Hee Kim ,  Sang Hoon Kim ,  Taehoon Yang ,  Joohee Jeon

IPC: G09G3/325 ,  G09G3/3291 ,  G09G3/3266 ,  G09G3/3233

Abstract: A pixel of an organic light emitting diode (“OLED”) display device includes a switching transistor which transfers a data voltage, a storage capacitor which stores the data voltage transferred by the switching transistor, a driving transistor which generates a driving current based on the data voltage stored in the storage capacitor, an emission control transistor which selectively forms a path for the driving current in response to an emission control signal, an OLED which emits light based on the driving current, and a supplemental electrode overlapping a gate electrode of the driving transistor, the supplemental electrode having a first voltage for a predetermined time period from a time point at which the emission control signal has a turn-on level, and having a second voltage after the predetermined time period.

公开(公告)号：US11043166B2

公开(公告)日：2021-06-22

申请号：US16896573

申请日：2020-06-09

Applicant: Samsung Display Co., Ltd.

Inventor： Yoomin Ko ,  Gun Hee Kim ,  Sang Hoon Kim ,  Taehoon Yang ,  Joohee Jeon

IPC: G09G3/325 ,  G09G3/3291 ,  G09G3/3266

Abstract: A pixel of an organic light emitting diode (“OLED”) display device includes a switching transistor which transfers a data voltage, a storage capacitor which stores the data voltage transferred by the switching transistor, a driving transistor which generates a driving current based on the data voltage stored in the storage capacitor, an emission control transistor which selectively forms a path for the driving current in response to an emission control signal, an OLED which emits light based on the driving current, and a supplemental electrode overlapping a gate electrode of the driving transistor, the supplemental electrode having a first voltage for a predetermined time period from a time point at which the emission control signal has a turn-on level, and having a second voltage after the predetermined time period.

公开(公告)号：US10593711B2

公开(公告)日：2020-03-17

申请号：US16103435

申请日：2018-08-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joohee Jeon ,  Chaungi Choi ,  Youngsik Yoon ,  Seungho Jung

IPC: H01L29/08 ,  H01L27/12 ,  H01L29/417

Abstract: A TFT array substrate, OLED display including the same, and a manufacturing method of the OLED display are disclosed. In one aspect, the TFT array substrate includes a substrate and a TFT formed over the substrate. The TFT includes an active layer, a gate electrode, a source electrode, a drain electrode, a first insulating layer interposed between the gate electrode and the source and drain electrodes. Each of the source and drain electrodes is interposed between the active layer and the first insulating layer. The TFT array substrate also includes a capacitor formed over the substrate and having lower and upper electrodes and a pixel electrode electrically connected to the TFT.

公开(公告)号：US20180018907A1

公开(公告)日：2018-01-18

申请号：US15643100

申请日：2017-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeonsik Kim ,  Chaungi Choi ,  Hyehyang Park ,  Eunyoung Lee ,  Joohee Jeon ,  Seungho Jung

IPC: G09F9/30 ,  H01L51/00 ,  G06F1/16 ,  H01L51/56 ,  H01L27/32

CPC classification number: G09F9/301 ,  G06F1/1652 ,  H01L27/3258 ,  H01L51/0097 ,  H01L51/5253 ,  H01L51/56 ,  H01L2251/5338 ,  H01L2251/566

Abstract: A flexible display device may include a substrate and a display unit provided over the substrate. The substrate may include: a first base layer, a second base layer provided over the first base layer, and a first barrier layer provided between the first and second base layers. A face of the first base layer is larger than a face of the second base layer and is parallel to the face of the second base layer.