公开(公告)号：US20230119632A1

公开(公告)日：2023-04-20

申请号：US17970261

申请日：2022-10-20

Applicant: Samsung Display Co., Ltd.

Inventor： Soongi KWON ,  Wonkyu KWAK ,  Jihyun KA ,  Chulkyu KANG ,  Yangwan KIM ,  Kimyeong EOM ,  Kyonghwan OH ,  Minku LEE ,  Jintae JEONG

IPC: G09G3/3233

Abstract: A pixel capable of adjusting a threshold voltage of a driving transistor, the pixel including: a display element configured to emit light during an emission period and including an anode and a cathode, the first transistor including an upper gate and a lower gate and configured to control a magnitude of a driving current flowing to the display element, a storage capacitor connected to the upper gate of the first transistor, and a second transistor configured to be turned on during a data writing period to transmit a data voltage to the first transistor, wherein a lower gate-source voltage of the first transistor has a first voltage level in the data writing period and a second voltage level in the emission period.

公开(公告)号：US20210210585A1

公开(公告)日：2021-07-08

申请号：US17209833

申请日：2021-03-23

Applicant: Samsung Display Co., Ltd.

Inventor： Minku LEE ,  Jihyun KA ,  Kwangsae LEE

IPC: H01L27/32 ,  G09G3/3225

Abstract: A display panel including a substrate including a display area surrounding an opening area and a non-display area between the opening area and the display area; a plurality of display elements on the display area; a plurality of scan lines extending in a first direction and detouring around an edge of the opening area; a plurality of data lines extending in a second direction that intersects with the first direction, the plurality of data lines detouring around the edge of the opening area; and a plurality of emission control lines extending in the first direction and detouring around the edge of the opening area.

公开(公告)号：US20180069068A1

公开(公告)日：2018-03-08

申请号：US15693908

申请日：2017-09-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jihyun KA ,  Wonkyu KWAK ,  Hansung BAE

IPC: H01L27/32 ,  H01L31/112 ,  H01L51/52 ,  G06K9/00

CPC classification number: H01L27/3262 ,  G06K9/00013 ,  G09G3/3233 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2354/00 ,  H01L27/1222 ,  H01L27/1225 ,  H01L27/3227 ,  H01L27/3246 ,  H01L27/3258 ,  H01L27/3272 ,  H01L27/3276 ,  H01L31/1129 ,  H01L31/1136 ,  H01L51/50 ,  H01L51/5253 ,  H01L2251/303 ,  H02S40/44

Abstract: An organic light emitting diode display device includes a substrate, a plurality of organic light emitting diodes on the substrate, a thin film encapsulation layer on the organic light emitting diodes, and at least one sensor on the thin film encapsulation layer, the sensor including a sensing gate electrode, an oxide semiconductor layer overlapping the sensing gate electrode, a sensing source electrode connected to the oxide semiconductor layer, and a sensing drain electrode spaced apart from the sensing source electrode and connected to the oxide semiconductor layer.

公开(公告)号：US20230320156A1

公开(公告)日：2023-10-05

申请号：US18333521

申请日：2023-06-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunji CHA ,  Donghyeon JANG ,  Jihyun KA ,  Wonkyu KWAK ,  Sukyoung KIM ,  Seungwoo SUNG ,  Hwayoung SONG ,  Youngsoo YOON ,  Dongeup LEE ,  Wonse LEE ,  Yunkyeong IN ,  Yujin JEON ,  Jintae JEONG

IPC: H10K59/131

CPC classification number: H10K59/131

Abstract: A display device includes: a substrate including a transmission area and a display area surrounding the transmission area; a plurality of display elements in the display area; a plurality of first horizontal lines and a plurality of second horizontal lines each extending in a first direction and spaced apart from each other with the transmission area therebetween; a plurality of first vertical lines and a plurality of second vertical lines each extending in a second direction intersecting with the first direction and spaced apart from each other with the transmission area therebetween; and a first connection line connecting at least one of the plurality of first vertical lines to at least one of the plurality of second vertical lines and detouring around the transmission area, wherein the first connection line is on a same layer as at least one of the plurality of first horizontal lines.

公开(公告)号：US20220173205A1

公开(公告)日：2022-06-02

申请号：US17676071

申请日：2022-02-18

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunji CHA ,  Jihyun KA ,  Sukyoung KIM ,  Hwayoung SONG ,  Youngsoo YOON ,  Dongeup LEE ,  Wonse LEE ,  Yunkyeong IN ,  Donghyeon JANG ,  Yujin JEON

IPC: H01L27/32

Abstract: A display panel includes: a substrate including a first area and a second area surrounding the first area; a first initialization voltage line extending in a first direction and electrically connected to the first display element; a second initialization voltage line extending in the first direction and electrically connected to the second display element; an auxiliary voltage line arranged on a layer different from layers on which the first initialization voltage line and the second initialization voltage line are arranged and electrically connecting the first initialization voltage line and the second initialization voltage line that are apart from each other; and a first insulating layer covering the first initialization voltage line, the second initialization voltage line, and the auxiliary voltage line and arranged below the plurality of display elements.

公开(公告)号：US20210074797A1

公开(公告)日：2021-03-11

申请号：US16985681

申请日：2020-08-05

Applicant: Samsung Display Co., Ltd.

Inventor： Hwayoung SONG ,  Jihyun KA ,  Jongseok WOO ,  Wonse LEE

IPC: H01L27/32

Abstract: A display device having an improved reliability includes a substrate including a display area in which a display element is arranged, a first conductive layer extending in a first direction on a plane, located in the display area, and including a protrusion protruding in a second direction crossing the first direction, a first insulating layer on the first conductive layer, a second conductive layer extending in the first direction on a plane, located on the first insulating layer, and defining a groove overlapping the protrusion of the first conductive layer, a second insulating layer on the second conductive layer, and a third conductive layer extending in the second direction on a plane, located on the second insulating layer, and overlapping the protrusion of the first conductive layer.

公开(公告)号：US20210066430A1

公开(公告)日：2021-03-04

申请号：US16887760

申请日：2020-05-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunji CHA ,  Jihyun KA ,  Sukyoung KIM ,  Hwayoung SONG ,  Youngsoo YOON ,  Dongeup LEE ,  Wonse LEE ,  Yunkyeong IN ,  Donghyeon JANG ,  Yujin JEON

IPC: H01L27/32

Abstract: A display panel includes: a substrate including a first area and a second area surrounding the first area; a first initialization voltage line extending in a first direction and electrically connected to the first display element; a second initialization voltage line extending in the first direction and electrically connected to the second display element; an auxiliary voltage line arranged on a layer different from layers on which the first initialization voltage line and the second initialization voltage line are arranged and electrically connecting the first initialization voltage line and the second initialization voltage line that are apart from each other; and a first insulating layer covering the first initialization voltage line, the second initialization voltage line, and the auxiliary voltage line and arranged below the plurality of display elements.

公开(公告)号：US20200273938A1

公开(公告)日：2020-08-27

申请号：US16576648

申请日：2019-09-19

Applicant: Samsung Display Co., Ltd.

Inventor： Youngsoo YOON ,  Wonkyu KWAK ,  Jihyun KA ,  Dongeup LEE ,  Yunkyeong IN ,  Hyunji CHA ,  Minhee CHOI

IPC: H01L27/32 ,  H01L51/00

Abstract: A display panel includes a substrate including a display area and a first area in the display area; a plurality of pixels in the display area, wherein the plurality of pixels includes a first group of first pixels adjacent to the first area, and each of the first pixels includes a first semiconductor layer, wherein the first semiconductor layer of each of the first pixels is connected to the first semiconductor layer of another one of the first pixels in a first direction to form a plurality of first rows arranged on the substrate, and the plurality of first rows are connected to a first connection line extending in a second direction that crosses the first direction.

公开(公告)号：US20200044006A1

公开(公告)日：2020-02-06

申请号：US16357802

申请日：2019-03-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wonse LEE ,  Jintae JEONG ,  Jihyun KA ,  Hwayoung SONG

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel includes a substrate having a non-display area surrounding an opening area, and a display area outside the non-display area, a plurality of display elements arranged in the display area, a plurality of first lines extending in a first direction and bypassing the opening area along an edge of the opening area, a plurality of second lines extending in a second direction that crosses the first direction and, the plurality of second lines bypassing the opening area along the edge of the opening area, and a plurality of third lines extending in the second direction and bypassing the opening area along the edge of the opening area, at least one of the plurality of third lines including a circuitous portion between neighboring first lines of the plurality of first lines in the non-display area.