公开(公告)号：US11380265B2

公开(公告)日：2022-07-05

申请号：US16404888

申请日：2019-05-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun Park ,  Cheolgon Lee ,  Yang-Hwa Choi

IPC: G11C19/00 ,  G09G3/3266 ,  G11C19/28

Abstract: A scan driver includes a plurality of stages, each including a first input part configured to transfer an input signal to a first set node in response to a second clock signal, a second input part configured to transfer a first clock signal to a first reset node in response to the input signal and the second clock signal, a first output part configured to output a third clock signal as a respective scan signal in response to a voltage of a second set node, a second output part configured to output a concurrent driving signal as the respective scan signal in response to a voltage of a second reset node, a first stress relieving transistor connected between the first set node and the second set node, and a second stress relieving transistor connected between the first reset node and the second reset node.

公开(公告)号：US20220102666A1

公开(公告)日：2022-03-31

申请号：US17549650

申请日：2021-12-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun Park ,  Ansu Lee

IPC: H01L51/52 ,  H01L27/32

Abstract: A display panel includes an insulating substrate in which at least one hole is defined, wherein the insulating substrate comprises a hole area in which the hole is defined, a display area surrounding the hole area, and a peripheral area adjacent to the display area, a plurality of pixels in the display area, a plurality of main signal lines in the display area and electrically connected to the pixels, and a plurality of sub-signal lines in the hole area and electrically connected to the pixels, wherein the hole area comprises a line area which surrounds the hole and in which the sub-signal lines are located, and a compensation area between the line area and the display area in a plan view and configured to display a black color.

公开(公告)号：US20220101792A1

公开(公告)日：2022-03-31

申请号：US17547560

申请日：2021-12-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun Park ,  Dongwoo Kim ,  Sungjae Moon ,  Kangmoon Jo

IPC: G09G3/3233 ,  G09G3/3275 ,  G09G3/3266 ,  G09G3/20 ,  G09G3/36

Abstract: A display apparatus includes a first transistor including a semiconductor layer, a first electrode and a second electrode, the first electrode and the second electrode respectively electrically connected to a source area and a drain area of the semiconductor layer, and a first gate electrode and a second gate electrode corresponding to a channel area of the semiconductor layer and facing each other, and a capacitor including a first capacitor electrode, a second capacitor electrode above the first capacitor electrode, and a third capacitor electrode below the first capacitor electrode.

公开(公告)号：US11276353B2

公开(公告)日：2022-03-15

申请号：US16860753

申请日：2020-04-28

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyun Park ,  Bon-Yong Koo ,  Yu-Jin Lee

IPC: G09G3/3275 ,  G09G3/3266 ,  H01L27/32

Abstract: A display device includes a display panel including a display and a non-display area, data lines, driving lines, power lines, and pixels connected to said lines being at the display area, a data driver for generating data signals supplied to the pixels, a power supply for generating a power signal supplied to the pixels, and a driving circuit at the non-display area and for generating driving signals supplied to the pixels, the driving circuit including stages for providing the driving signals to at least two of the driving lines, wherein data fan-out lines connected to the data driver are connected to the data lines, a power supply line connected to the power supply is connected to the power lines, and the driving circuit is connected to the driving lines, through a first connection line, a second connection line, a third connection line, and a fourth connection line.

公开(公告)号：US11227545B2

公开(公告)日：2022-01-18

申请号：US16589718

申请日：2019-10-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun Park ,  Dongwoo Kim ,  Sungjae Moon ,  Kangmoon Jo

IPC: G06F3/038 ,  G09G3/3233 ,  G09G3/3275 ,  G09G3/3266 ,  G09G3/20 ,  G09G3/36

Abstract: A display apparatus includes a first transistor including a semiconductor layer, a first electrode and a second electrode, the first electrode and the second electrode respectively electrically connected to a source area and a drain area of the semiconductor layer, and a first gate electrode and a second gate electrode corresponding to a channel area of the semiconductor layer and facing each other, and a capacitor including a first capacitor electrode, a second capacitor electrode above the first capacitor electrode, and a third capacitor electrode below the first capacitor electrode.

公开(公告)号：US20200235190A1

公开(公告)日：2020-07-23

申请号：US16749617

申请日：2020-01-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： DONGWOO KIM ,  Junhyun Park ,  Sungjae Moon ,  Kangmoon Jo

IPC: H01L27/32 ,  G09G3/3266

Abstract: A display apparatus includes a first signal line and a second signal line that each extend on a substrate in a first direction and are spaced apart in a second direction that crosses the first direction; a plurality of first metal patterns spaced apart from each other in the first direction, wherein at least a portion of the first metal patterns overlaps the first signal line and is electrically connected to the first signal line; and a plurality of second metal patterns spaced apart from each other in the first direction, wherein at least a portion of the second metal patterns overlaps the second signal line and is electrically connected to the second signal line, wherein the plurality of first metal patterns and the plurality of second metal patterns are spaced apart in the first direction in a zigzag arrangement.

公开(公告)号：US10217432B2

公开(公告)日：2019-02-26

申请号：US15247896

申请日：2016-08-25

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyun Park ,  Sunghwan Kim ,  Kyoungju Shin

IPC: G09G3/36

Abstract: A gate driving circuit in a display device includes a plurality of stages connected in cascade. An ith stage from among the plurality of stages includes a first output unit, a control unit, a pull-down unit, and an inverter unit. The first output unit includes a first output transistor including a first control electrode, a second control electrode overlapping with the first control electrode, an input electrode, and an output electrode. A signal outputted from an inverter unit of an i−1th stage is applied to the second control electrode.

公开(公告)号：US10127877B2

公开(公告)日：2018-11-13

申请号：US15207389

申请日：2016-07-11

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyun Park ,  Sunghwan Kim ,  Seyoung Song ,  Kyoungju Shin

IPC: G09G3/36

Abstract: There is provided a display device including a display panel including a gate line operated by a gate signal, a clock source configured to apply a clock signal, a shift register including a stage, the stage including at least one switching element and being configured to generate the gate signal based on the clock signal applied from the clock source, and a control-voltage generator configured to generate a control voltage based on a current generated from at least one of the shift register and the clock source and to apply the control voltage to the at least one switching element.

公开(公告)号：US10109702B2

公开(公告)日：2018-10-23

申请号：US15396775

申请日：2017-01-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun Park ,  Sunghwan Kim ,  Kyoungju Shin

IPC: H01L27/32 ,  H01L27/12

Abstract: A display device includes: a substrate; a thin film transistor disposed on the substrate and including a semiconductor layer; an auxiliary line disposed on the substrate and including a same material as a material as that of the semiconductor layer; a gate line and a data line disposed on the substrate and connected to the thin film transistor: a first insulating layer disposed between the gate line and the auxiliary line, the first insulating layer defining a first contact hole which exposes the gate line; and a first electrode connected to the thin film transistor. The gate line contacts the auxiliary line including the same material as that of the semiconductor layer, at the first contact hole.

公开(公告)号：US09940891B2

公开(公告)日：2018-04-10

申请号：US14965221

申请日：2015-12-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun Park ,  Kyoungju Shin

IPC: G09G3/26 ,  G09G3/36

CPC classification number: G09G3/3688 ,  G09G2300/0413 ,  G09G2300/0452 ,  G09G2310/0297 ,  G09G2320/0223

Abstract: A display apparatus includes a plurality of gate lines, a plurality of data lines, wherein the plurality of data lines includes a plurality of first and second data line pairs, a plurality of pixels connected to the gate lines and the data lines, driving lines connected to the second data lines, a plurality of switching elements connected to the first data lines and the driving lines, and a plurality of dummy elements respectively connected to a corresponding pair of the first and second data lines, wherein the switching elements and the dummy elements are turned on in response to a switching signal.