公开(公告)号：US20220208088A1

公开(公告)日：2022-06-30

申请号：US17495807

申请日：2021-10-06

Applicant: Samsung Display Co., LTD.

Inventor： Ki Wook KIM ,  Yang Wan KIM ,  Ji Su NA ,  Joong Soo MOON ,  Kyoung Jin PARK ,  Myeong Hee SEO ,  Seon I JEONG ,  Chang Kyu JIN

IPC: G09G3/3208 ,  H01L27/32 ,  H01L51/52

Abstract: A display device includes: a plurality of data lines extending in a first direction, and first to third pixels connected to the plurality of data lines. The first pixel includes a first pixel electrode overlapping the plurality of data lines in a plan view in a thickness direction. The second pixel includes a second pixel electrode spaced apart from the plurality of data lines in the plan view in the thickness direction. The third pixel includes a third pixel electrode overlapping the plurality of data lines in the plan view in the thickness direction.

公开(公告)号：US20220059641A1

公开(公告)日：2022-02-24

申请号：US17402490

申请日：2021-08-13

Applicant: Samsung Display Co., LTD.

Inventor： Ji Su NA

IPC: H01L27/32

Abstract: A display device includes a display area including sub-pixels for displaying an image, a non-display area adjacent to the display area, and a first driving voltage line disposed in the non-display area and including at least one straight portion defining a plurality of first straight holes and a bent portion defining a plurality of first bent holes. The first driving voltage line is disposed linearly in the straight portion, and is bent in the bent portion. The first bent hole and the first straight hole have different sizes from each other in a plan view. The first bent hole and the first straight hole is adjacent to each other in a longitudinal direction of the first driving voltage line.

公开(公告)号：US20210335268A1

公开(公告)日：2021-10-28

申请号：US17144850

申请日：2021-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Min Woo BYUN ,  Ji Su NA ,  Jong Won PARK ,  Yang Wan KIM

IPC: G09G3/3266 ,  G09G3/3233

Abstract: An organic light emitting diode (OLED) display includes: a display area comprising a plurality of pixel rows configured to emit light in response to a light emission signal; a light emission signal generator at the periphery of the display area, and including a plurality of light emission signal stages connected to the plurality of pixel rows; and a first high voltage transmission line and a second high voltage transmission line connected to the light emission signal generator, wherein the first high voltage transmission line is connected to a plurality of odd-numbered light emission signal stages among the plurality of light emission signal stages, and the second high voltage transmission line is connected to a plurality of even-numbered light emission signal stages among the plurality of light emission signal stages.

公开(公告)号：US20210193040A1

公开(公告)日：2021-06-24

申请号：US16994016

申请日：2020-08-14

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3275

Abstract: An emission driver includes stages outputting an emission control signal. At least one of the stages includes an input circuit controlling voltages of a first node and a second node, an output circuit supplying a voltage of first power or a voltage of second power to an output terminal as the emission control signal in response to a voltage of a third node and a voltage of a fourth node, a first signal processor controlling the voltage of the fourth node, a second signal processor controlling the voltage of the fourth node, and a third signal processor controlling the voltage of the third node electrically connected to the first node in response to signals supplied to the second input terminal and the third input terminal and the voltage of the first node.

公开(公告)号：US20230255072A1

公开(公告)日：2023-08-10

申请号：US18301908

申请日：2023-04-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Young Jin CHO ,  Ji Su NA ,  Joong-Soo MOON

IPC: H10K59/131 ,  H10K59/40 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/40 ,  H10K59/1213

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：US20230206847A1

公开(公告)日：2023-06-29

申请号：US18117651

申请日：2023-03-06

Applicant: Samsung Display Co., LTD.

Inventor： Ji Su NA ,  Yang Wan KIM ,  Jung Hun YI ,  Min Woo BYUN

IPC: G09G3/3233 ,  G09G3/3266

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2330/021

Abstract: A display device includes pixels electrically connected to first scan lines, second scan lines, and emission lines, a first scan driver that applies first scan signals to the first scan lines, a second scan driver that applies second scan signals to the second scan lines, an emission control driver that applies emission signals to the emission lines, and a power supply that generates and outputs a first high voltage and a second high voltage. The second scan driver receives the first high voltage. The first scan driver and the emission control driver share the second high voltage.

公开(公告)号：US20210319752A1

公开(公告)日：2021-10-14

申请号：US17355066

申请日：2021-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA ,  Min Woo BYUN ,  Seung Kyu LEE

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

Abstract: A display device includes a light emitting element. A first transistor transmits a driving current to the light emitting element. A second transistor is connected to a first electrode of the first transistor to transmit a data signal. A third transistor has a first electrode connected to a second electrode of the first transistor. An auxiliary transistor is connected between a second electrode of the third transistor and a gate electrode of the first transistor to transmit the data signal to the gate electrode of the first transistor. Each of the first transistor, the second transistor and the auxiliary transistor is a first-type transistor, and the third transistor is a second-type transistor different from the first-type transistor.

公开(公告)号：US20210125557A1

公开(公告)日：2021-04-29

申请号：US17078001

申请日：2020-10-22

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA

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

Abstract: A display device includes a display panel for driving a plurality of pixels. Each of the plurality of pixels includes: a light-emitting element; a driving transistor for controlling a driving current flowing through the light-emitting element; a first transistor for selectively applying a data voltage to a first node, a second transistor for receiving an emission signal from an emission control line to selectively apply a driving voltage to the first node; and a first capacitor connected between the first node and the emission control line. The first node is a source electrode of the driving transistor.

公开(公告)号：US20200168147A1

公开(公告)日：2020-05-28

申请号：US16697168

申请日：2019-11-26

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA ,  Joong-Soo MOON ,  Chae Han HYUN ,  Yang Wan KIM

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

Abstract: An organic light emitting diode (“OLED”) display includes a semiconductor layer on a substrate, first and second signal lines on the semiconductor layer, a shield layer on the first and second signal lines, a data line on the shield layer, and an OLED on the data line, where the transistor includes a driving transistor, a second transistor connected to the first signal line and the data line, and a third transistor including a gate electrode connected to the first signal line, a third electrode connected to a second electrode of the driving transistor, and a fourth electrode connected to a gate electrode of the driving transistor, the shield layer includes an overlapped portion overlapping at least a part of the connection portion and non-overlaps the second transistor, and the shield layer is separated from the first and second signal lines with a gap therebetween in a plan view.

公开(公告)号：US20190385523A1

公开(公告)日：2019-12-19

申请号：US16443172

申请日：2019-06-17

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su NA ,  Min Woo BYUN ,  Seung Kyu LEE

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

Abstract: A display device includes a light emitting element. A first transistor transmits a driving current to the light emitting element. A second transistor is connected to a first electrode of the first transistor to transmit a data signal. A third transistor has a first electrode connected to a second electrode of the first transistor. An auxiliary transistor is connected between a second electrode of the third transistor and a gate electrode of the first transistor to transmit the data signal to the gate electrode of the first transistor. Each of the first transistor, the second transistor and the auxiliary transistor is a first-type transistor, and the third transistor is a second-type transistor different from the first-type transistor.