公开(公告)号：US12022706B2

公开(公告)日：2024-06-25

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 ,  H10K59/121 ,  H10K59/40

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

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：US11482173B2

公开(公告)日：2022-10-25

申请号：US17541314

申请日：2021-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Wook Kim ,  Kwang Min Kim ,  Yang Wan Kim ,  Ji Su Na ,  Min Woo Byun

IPC: G09G3/32 ,  G09G3/3233 ,  H01L27/32 ,  H01L27/12 ,  G09G3/3208 ,  G09G3/3266 ,  G09G3/3275

Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.

公开(公告)号：US10685605B2

公开(公告)日：2020-06-16

申请号：US16058800

申请日：2018-08-08

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Su Na ,  Hee Jin Jeon

IPC: G06F3/038 ,  G09G3/3275 ,  G09G3/3266 ,  G09G3/3225 ,  G09G3/36

Abstract: A display device includes a plurality of pixel columns, a plurality of switching units, a number of which corresponds to a number of the pixel columns, and a plurality of data lines of which a number is one more than the number of the pixel columns, where each of the switching units includes a first switch which transfers a data voltage to a first data line to which some of a plurality of pixels included in a corresponding pixel column are connected, and a second switch which transfers a data voltage to a second data line to which the other of the pixels included in the corresponding pixel column are connected, and a second switch included in a first switching unit among the switching units is connected with a first switch included in a second switching unit adjacent to the first switching unit.

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：US11386847B2

公开(公告)日：2022-07-12

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：US11295672B2

公开(公告)日：2022-04-05

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：US10950174B2

公开(公告)日：2021-03-16

申请号：US16373312

申请日：2019-04-02

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Wook Kim ,  Kwang Min Kim ,  Yang Wan Kim ,  Ji Su Na ,  Min Woo Byun

IPC: G09G3/3233 ,  H01L27/32 ,  H01L27/12 ,  G09G3/3208 ,  G09G3/3266 ,  G09G3/3275

Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.

公开(公告)号：US10388214B2

公开(公告)日：2019-08-20

申请号：US14685470

申请日：2015-04-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Su Na

IPC: G09G3/32 ,  G09G3/3233

Abstract: An organic light-emitting display device includes: a plurality of pixels arranged in a matrix, wherein each of the pixels includes: an organic light emitting element; a first transistor including a gate electrode coupled to a scan line, a first electrode coupled to a data line, and a second electrode coupled to a first node, a second transistor configured to drive the organic light emitting element according to a data voltage provided through the first transistor; a third transistor including a first electrode coupled to the first node and a second electrode coupled to a second node; a first capacitor between the first node and a third node configured to have an initialization voltage applied; and a second capacitor between a fourth node coupled to a gate electrode of the second transistor and the second node.

公开(公告)号：US10198997B2

公开(公告)日：2019-02-05

申请号：US14855692

申请日：2015-09-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Tae Jeong ,  Ji Su Na

IPC: G09G3/3266 ,  G06F1/04 ,  G09G3/3233 ,  G11C19/18

Abstract: A scan driving circuit includes a plurality of stages, each having a shift register and a scan signal output unit. The shift register has a first node to receive a first driving voltage according to a control signal and a second node to receive the first driving voltage according to a reset signal. The scan signal output unit outputs scan signals to respective scan lines. The scan signal output unit has a plurality of clock switches controlled according to a voltage of the first node and a plurality of switches controlled according to a voltage of the second node. The clock switches sequentially output clock signals to respective third nodes, which are connected to respective scan lines. The switches output a second driving voltage to the third nodes.

公开(公告)号：US20170053601A1

公开(公告)日：2017-02-23

申请号：US15225713

申请日：2016-08-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seung Kyu Lee ,  Ji Su Na

IPC: G09G3/3291 ,  G09G3/3225 ,  G09G3/3266

Abstract: A demultiplexer includes: a first transistor connected between a data input line and a first data output line; a second transistor connected between the data input line and a second data output line; and an initializing transistor configured to be simultaneously turned on with the first transistor to transmit an initializing voltage to the second data output line.

Abstract translation: 解复用器包括：连接在数据输入线和第一数据输出线之间的第一晶体管; 连接在数据输入线和第二数据输出线之间的第二晶体管; 以及初始化晶体管，被配置为与所述第一晶体管同时导通，以将初始化电压传输到所述第二数据输出线。