公开(公告)号：US11798955B2

公开(公告)日：2023-10-24

申请号：US17723620

申请日：2022-04-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Young Jin Cho ,  Joong-Soo Moon ,  Min Woo Byun ,  Yang Wan Kim

IPC: H01L27/12 ,  H01L29/786 ,  G09G3/3258 ,  H10K59/131 ,  H05K1/14 ,  G09G3/3275 ,  H10K59/121

CPC classification number: H01L27/124 ,  G09G3/3258 ,  G09G3/3275 ,  H01L27/1218 ,  H01L27/1225 ,  H01L29/7869 ,  H01L29/78675 ,  H01L29/78696 ,  H05K1/147 ,  H10K59/1213 ,  H10K59/131 ,  H01L27/1255 ,  H05K2201/10128 ,  H10K59/1216

Abstract: A display device includes a substrate including a display area and a non-display area, a reference voltage supply line disposed in the non-display area and transmitting a reference voltage, and a driving voltage supply line disposed in the non-display area and transmitting a driving voltage. The reference voltage supply line includes a straight line part extending in a first direction and a curved line part extending from the straight line part to be bent, and the curved line part of the reference voltage supply line is disposed along a periphery of the display area.

公开(公告)号：US11631731B2

公开(公告)日：2023-04-18

申请号：US17172383

申请日：2021-02-10

Applicant: Samsung Display Co., Ltd.

Inventor： Young Jin Cho ,  Ji Su Na ,  Joong-Soo Moon

IPC: H01L27/32

Abstract: In a display device including a notch portion of a non-emission region, the display device includes: a plurality of pixels; a plurality of scan lines connected to the plurality of pixels; and a load adjusting portion connected to the scan lines on both sides of the notch portion and adjacent to an upper end portion of the notch portion, wherein the load adjusting portion includes: a load adjusting wiring connected to the scan lines on both sides of the notch portion; a first load adjusting electrode in a different layer from the load adjusting wiring and overlapping the load adjusting wiring; and a second load adjusting electrode in a different layer from the load adjusting wiring and the first load adjusting electrode and overlapping the load adjusting wiring.

公开(公告)号：US11616112B2

公开(公告)日：2023-03-28

申请号：US16952001

申请日：2020-11-18

Applicant: Samsung Display Co., Ltd.

Inventor： Young Jin Cho ,  Joong-Soo Moon ,  Yang Wan Kim ,  Soon Jung Wang

IPC: H01L27/14 ,  H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H01L27/146

Abstract: A display apparatus includes: a base substrate including a display area and a non-display area adjacent to the display area; a first power supply wire in the non-display area, a first power supply voltage being applied to the first power supply wire; a second power supply wire in the non-display area and spaced apart from the first power supply wire, a second power supply voltage being applied to the second power supply wire; and a dam overlapping the first power supply wire and the second power supply wire, having a first height on the first power supply wire, and having a second height greater than the first height between the first power supply wire and the second power supply wire.

公开(公告)号：US11256357B2

公开(公告)日：2022-02-22

申请号：US17037822

申请日：2020-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Chang Kyu Jin ,  Yang Wan Kim ,  Joong Soo Moon ,  Young Jin Cho

IPC: G06F3/041

Abstract: Provided is a display device which comprises a display area, a non-display area on an outer side of the display area, a data line unit comprising a plurality of data lines, a power line unit disposed over the plurality of data lines and comprising a plurality of power lines, and a touch line unit disposed over the power line unit, comprising a plurality of touch lines and comprising a fan-out portion. The display device has a fan-out configuration in its non-display area, thereby reducing the dead space.

公开(公告)号：US10950172B2

公开(公告)日：2021-03-16

申请号：US15043389

申请日：2016-02-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Young Jin Cho ,  Chui Kyu Kang ,  Young In Hwang

IPC: G09G3/3233 ,  G09G3/3258

Abstract: A pixel includes an organic light emitting diode, a first transistor configured to control an amount of a current flowing from a first power to a second power via a second node and the organic light emitting diode in response to a voltage of a first node, a first capacitor between the first node and a third node, a second capacitor between the second node and the third node, a second transistor between the third node and a data line and including a gate electrode coupled to a scan line, and a third transistor between the first power and the second node and including a gate electrode coupled to a first emission control line.

公开(公告)号：US11276350B2

公开(公告)日：2022-03-15

申请号：US17090564

申请日：2020-11-05

Applicant: Samsung Display Co., Ltd.

Inventor： Young Jin Cho ,  Myeong Hee Seo ,  Yang Wan Kim

IPC: G09G3/3258 ,  G09G3/3291 ,  H01L27/32

Abstract: An embodiment provides a display device including: a display area including a plurality of pixels; a dummy area adjacent to an edge of the display area; a reference voltage supplying line in the dummy area and to supply a reference voltage; and a wire area in which a wire to supply a signal applied to the display area is located, wherein a pixel of the plurality of pixels includes a light emitting diode coupled between a driving voltage line to which a driving voltage is to be applied and a common voltage line to which a common voltage is to be applied, and a driving transistor coupled between the driving voltage line and the light emitting diode, and wherein the reference voltage is to be supplied to a first electrode of the driving transistor.

公开(公告)号：US20160148988A1

公开(公告)日：2016-05-26

申请号：US14858483

申请日：2015-09-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Young Jin Cho ,  Deok-Young Choi ,  Young-In Hwang ,  Chul Kyu Kang ,  Yong Jae Kim

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3276 ,  G09G3/3233 ,  G09G2300/0861 ,  H01L27/3211 ,  H01L27/3248 ,  H01L27/3262

Abstract: An organic light emitting device includes: a first transistor including a source electrode connected to a data line and a gate electrode connected to a scan line; a second transistor including a source electrode connected to a driving voltage and a gate electrode connected to a drain electrode of the first transistor; a capacitor connected between the gate electrode of the second transistor and the source electrode of the second transistor; an organic light emitting diode connected to a drain electrode of the second transistor; and a third transistor connected to the organic light emitting diode and a common voltage.

Abstract translation: 有机发光器件包括：第一晶体管，包括连接到数据线的源电极和连接到扫描线的栅电极; 第二晶体管，包括连接到驱动电压的源电极和连接到第一晶体管的漏电极的栅电极; 连接在第二晶体管的栅电极和第二晶体管的源电极之间的电容器; 连接到所述第二晶体管的漏电极的有机发光二极管; 以及连接到有机发光二极管和公共电压的第三晶体管。

公开(公告)号：US12058904B2

公开(公告)日：2024-08-06

申请号：US17326245

申请日：2021-05-20

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su Na ,  Won Kyu Kwak ,  Yang Wan Kim ,  Young Jin Cho

IPC: H10K59/131 ,  H10K59/35

CPC classification number: H10K59/131 ,  H10K59/353

Abstract: Provided is a display device which comprises a substrate, a plurality of pixels disposed on the substrate, a first initialization voltage line disposed on the substrate along a first direction, and a second initialization voltage line disposed on a different layer from the first initialization voltage line, wherein the second initialization voltage line may include a horizontal portion disposed along the first direction and a vertical portion disposed along a second direction crossing the first direction, and the vertical portion may be disposed between a plurality of pixels adjacent to each other in the first direction.

公开(公告)号：US12010882B2

公开(公告)日：2024-06-11

申请号：US16917669

申请日：2020-06-30

Applicant: Samsung Display Co., Ltd.

Inventor： Young Jin Cho ,  Ji Su Na ,  Joong Soo Moon ,  Yang Wan Kim ,  Chang Kyu Jin

IPC: H10K59/131 ,  H01L27/12 ,  H01L29/786 ,  H10K59/124 ,  H10K59/126

CPC classification number: H10K59/131 ,  H01L27/1237 ,  H01L27/124 ,  H01L29/78672 ,  H10K59/124 ,  H10K59/126

Abstract: A display device includes a signal line extending in a first direction, a first transistor configured to control a driving current, a light-emitting element electrically coupled to a second electrode of the first transistor, a second transistor electrically coupled to a first electrode of the first transistor and configured to transfer a data voltage, a first scan line electrically coupled to a gate electrode of the second transistor and extending in the first direction, a third transistor including a first electrode electrically coupled to the second electrode of the first transistor and a second electrode electrically coupled to a gate electrode of the first transistor and a second scan line electrically coupled to a gate electrode of the third transistor and extending in the first direction, wherein the second scan line overlaps one selected from among the signal line and the first scan line.

公开(公告)号：US11348521B2

公开(公告)日：2022-05-31

申请号：US17124356

申请日：2020-12-16

Applicant: Samsung Display Co., Ltd.

Inventor： Young Jin Cho ,  Ji Su Na ,  Yang Wan Kim

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

Abstract: A display device includes a plurality of pixels. A pixel includes an organic light emitting diode and a pixel circuit including a first transistor that includes a gate electrode connected with a first node, a first electrode connected with a second node, and a second electrode connected with a third node; a second transistor that includes a gate electrode connected with a first gate line, a first electrode connected with a data line, and a second electrode connected with the second node; a third transistor that includes a gate electrode connected with a third gate line, a first electrode connected with the third node, and a second electrode connected with the first node; and a fourth transistor that includes a gate electrode connected with a second gate line, a first electrode connected with the third gate line, and a second electrode connected with the first node.