公开(公告)号：US20210056908A1

公开(公告)日：2021-02-25

申请号：US16901079

申请日：2020-06-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  Dong Woo KIM ,  An Su LEE ,  Kang Moon JO

IPC: G09G3/3266 ,  G09G3/3275 ,  G09G3/3225

Abstract: A scan signal driver including: a plurality of stages for outputting scan signals and sensing signals, wherein a kth stage among the stages is connected to a kth scan signal line and a kth sensing signal line, and wherein the kth stage includes: a first output unit configured to output a scan clock signal input to a fit scan clock terminal to the kth scan signal line as a kth scan signal and to output a sensing clock signal input to a first sensing clock terminal to the kth sensing signal line as a k sensing signal when a pull-up node has a gate-on voltage; and a second output unit configured to output a carry clock signal input to a first carry clock terminal as a kth carry signal to a carry output terminal when the pull-up node has the gate-on voltage.

公开(公告)号：US20230085547A1

公开(公告)日：2023-03-16

申请号：US18049274

申请日：2022-10-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  Dong Woo KIM ,  An Su LEE ,  Kang Moon JO

IPC: G09G3/3266

Abstract: There are provided a gate driver and a display device including the same. The gate driver includes: a first scan driver; a first sensing driver; a first scan clock line; and a first sensing clock line. The first scan clock line includes a first scan clock main line extending in one direction, and a first scan clock connection line connected to the first scan clock main line and the first scan driver. The first sensing clock line includes a first sensing clock main line extending in one direction, and a first sensing clock connection line connected to the first sensing clock main line and the first sensing driver. The first scan clock main line is closer to each of the first scan driver and the first sensing driver than the first sensing clock main line.

公开(公告)号：US20220068226A1

公开(公告)日：2022-03-03

申请号：US17523412

申请日：2021-11-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  An Su LEE ,  Dong Woo KIM ,  Sung Jae MOON ,  Kang Moon JO

IPC: G09G3/3291 ,  H01L27/32

Abstract: An organic light emitting diode display including: a data wiring that includes a main data line disposed in a display area and a first data line disposed in a peripheral area; a driving voltage wiring that includes a main driving voltage line disposed in the display area and a first driving voltage line that is connected with the main driving voltage line and disposed in the peripheral area while extending in a first direction; and a driving low-voltage wiring that includes a cathode extending to the peripheral area while overlapping the display area, and a plurality of first driving low-voltage connection portions that are connected with the cathode and disposed in the peripheral area, wherein each of the plurality of first driving low-voltage connection portions comprises a wiring portion extended in the first direction and a pad portion electrically connected with the wiring portion.

公开(公告)号：US20180204510A1

公开(公告)日：2018-07-19

申请号：US15698420

申请日：2017-09-07

Applicant: Samsung Display Co., Ltd.

Inventor： Bo Yong CHUNG ,  Jun Hyun PARK ,  Young Wan SEO ,  An Su LEE ,  Kang Moon JO ,  Chong Chul CHAI

IPC: G09G3/3233 ,  H01L51/52

CPC classification number: G09G3/3233 ,  G09G2300/0417 ,  G09G2300/0439 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0866 ,  G09G2310/0251 ,  G09G2320/043 ,  H01L51/5206 ,  H01L51/5296

Abstract: A pixel including an organic light emitting diode; a first transistor for controlling the amount of current flowing from a first driving power source to a second driving power source via the organic light emitting diode, corresponding to a voltage of a first node; a second transistor coupled between the first node and a second node, the second transistor being turned on when a scan signal is supplied to an ith (i is a natural number) scan line; a third transistor coupled between the second node and an anode electrode of the organic light emitting diode; a first capacitor coupled between a data line and the second node; and a fourth transistor coupled between an initialization power source and the anode electrode of the organic light emitting diode. The fourth transistor is turned on in response to a first control signal being supplied to a first control line.

公开(公告)号：US20230363225A1

公开(公告)日：2023-11-09

申请号：US18122842

申请日：2023-03-17

Applicant: Samsung Display Co., LTD.

Inventor： Do Gi LIM ,  SEOK-MIN KANG ,  Ki Yeup LEE ,  An Su LEE

IPC: H10K59/131

CPC classification number: H10K59/1315

Abstract: A display device according to an embodiment includes: a first wiring layer disposed on a substrate; a first insulating layer disposed on the first wiring layer and including an inorganic material; a second insulating layer disposed on the first insulating layer, and including an organic material; and a second wiring layer disposed on the second insulating layer and electrically connected to the first wiring layer through a contact hole of the first insulating layer and the second insulating layer. A thickness of the second insulating layer is greater than a thickness of the first insulating layer. The contact hole includes a first sub-contact hole formed in the first insulating layer and a second sub-contact hole formed in the second insulating layer. At least part of at least one edge of the first sub-contact hole is covered with the second insulating layer.

公开(公告)号：US20230165092A1

公开(公告)日：2023-05-25

申请号：US18098069

申请日：2023-01-17

Applicant: Samsung Display Co., Ltd.

Inventor： Kang Moon JO ,  Sung Jae MOON ,  An Su LEE ,  Tak-Young LEE

IPC: H10K59/131 ,  H10K59/126 ,  H10K59/121

CPC classification number: H10K59/1315 ,  H10K59/126 ,  H10K59/1213 ,  H10K59/1216 ,  H01L27/1214

Abstract: A display device including: a substrate; first, second, and third data lines extending in a first direction on the substrate and disposed to be adjacent along a second direction crossing the first direction; a semiconductor layer disposed on the first, second, and third data lines; a first insulating layer disposed on the semiconductor layer; first, second, and third lower storage electrodes disposed on the first insulating layer and arranged to be adjacent along the first direction; a second insulating layer disposed on the first, second, and third lower storage electrodes; a first scan line extending in the second direction on the second insulating layer; a first pixel connected to the first scan line and the first data line; a second pixel connected to the first scan line and the second data line; and a third pixel connected to the first scan line and the third data line.

公开(公告)号：US20220335899A1

公开(公告)日：2022-10-20

申请号：US17641095

申请日：2019-11-26

Applicant: Samsung Display Co., LTD.

Inventor： Jun Hyun PARK ,  Dong Woo KIM ,  An Su LEE ,  Kang Moon JO

IPC: G09G3/3266 ,  G09G3/3291

Abstract: A scan signal driving unit capable of reducing the RC delay of scan control lines in an ultra-high resolution display, such as 8K UHD. The scan signal driving unit includes a plurality of stages configured to sequentially output scan signals, first clock lines to which first clock signals are applied, and second clock lines to which second clock signals are applied. Each of the first clock lines includes a (1-1)-th metal pattern and a (1-2)-th metal pattern disposed on the (1-1)-th metal pattern. Each of the second clock lines includes a (2-1)-th metal pattern disposed on the same layer as one of the (1-1)-th metal pattern and the (1-2)-th metal pattern.

公开(公告)号：US20220036816A1

公开(公告)日：2022-02-03

申请号：US17503781

申请日：2021-10-18

Applicant: Samsung Display Co., LTD.

Inventor： Jong Hee KIM ,  Hyuk KIM ,  An Su LEE

IPC: G09G3/32

Abstract: A scan driver includes scan stages, an n-th scan stage of the scan stages includes a first driving circuit, a second driving circuit, and an output circuit. The first driving circuit controls a voltage of a first driving node, based on an input signal and a voltage of a second driving node. The second driving circuit controls the voltage of the second driving node, based on a second clock signal and a first voltage. The output circuit outputs a first clock signal as a scan signal and a carry signal, and outputs a second voltage as the scan signal and the carry signal. The first driving circuit includes a first transistor including a gate electrode electrically connected to the second driving node, one electrode electrically connected to an input line that provides the input signal, and another electrode electrically connected to the first driving node.

公开(公告)号：US20210217835A1

公开(公告)日：2021-07-15

申请号：US17130912

申请日：2020-12-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  Sung Jae MOON ,  An Su LEE ,  Dong Woo KIM ,  Kang Moon JO ,  Yong Duck SON

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device including: a substrate including a display area and a non-display area; a light-emitting element disposed in the display area; an encapsulation layer covering the light-emitting element; a driving unit disposed in the non-display area; a dam surrounding the display area and overlapping the driving unit; and a shielding layer overlapping the driving unit.

公开(公告)号：US20210327868A1

公开(公告)日：2021-10-21

申请号：US17215682

申请日：2021-03-29

Applicant: Samsung Display Co., LTD.

Inventor： Kang Moon JO ,  An Su LEE ,  June Whan CHOI

IPC: H01L27/02

Abstract: A display device includes a substrate including a display area and a non-display area; a semiconductor layer including a source area, a channel area, and a drain area and disposed in the non-display area of the substrate; a gate electrode overlapping the channel area of the semiconductor layer; a gate insulating layer disposed between the gate electrode and the channel area of the semiconductor layer; a source electrode electrically connected to the source area of the semiconductor layer; and a drain electrode electrically connected to the drain area of the semiconductor layer, wherein a lateral side of the gate electrode overlaps the drain electrode.