公开(公告)号：US20210174748A1

公开(公告)日：2021-06-10

申请号：US17182000

申请日：2021-02-22

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：US20210126079A1

公开(公告)日：2021-04-29

申请号：US16988984

申请日：2020-08-10

Applicant: Samsung Display Co., LTD.

Inventor： Kang Moon JO ,  Chong Chul CHAI ,  Jun Hyun PARK ,  An Su LEE

IPC: H01L27/32

Abstract: An organic light emitting diode display includes a substrate, a semiconductor pattern disposed on the substrate, a first conductive layer disposed on the semiconductor pattern and including a first gate electrode having an island-shaped structure, a second gate electrode having an island-shaped structure, and a third gate electrode having an island-shaped structure, and a second conductive layer disposed on the first conductive layer and including a first initialization voltage line overlapping the first gate electrode, a scan line overlapping the second gate electrode, and a control signal line overlapping the third gate electrode, where the control signal line is electrically connected to the third gate electrode, the scan line is electrically connected to the second gate electrode, and the first initialization voltage line, the scan line, and the control signal line extend in a first direction.

公开(公告)号：US20210125560A1

公开(公告)日：2021-04-29

申请号：US17062971

申请日：2020-10-05

Applicant: Samsung Display Co., Ltd.

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

IPC: G09G3/3258

Abstract: A pixel circuit includes a first switching element including a control electrode connected to a first node, an input electrode which receives a first power voltage and an output electrode connected to a third node, a second switching element including a control electrode which receives a compensation gate signal, an input electrode connected to a second node and an output electrode connected to the third node, a third switching element including a control electrode which receives a write gate signal, an input electrode connected to the first node and an output electrode connected to the second node, a storage capacitor including a first electrode which receives an initialization voltage and a second electrode connected to the first node, a program capacitor which receives a data voltage and connected to the second node, and an organic light emitting element connected to the third node and which receives a second power voltage.

公开(公告)号：US20210090505A1

公开(公告)日：2021-03-25

申请号：US17115367

申请日：2020-12-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Hyun PARK ,  Cheol-Gon Lee ,  Yang-Hwa Choi

IPC: G09G3/3266 ,  G09G3/3225 ,  G09G3/3275 ,  G09G3/3233

Abstract: A display device including: a scan driver that transmits scan signals to scan lines; a data driver that data signals to data lines; and a display portion that includes pixels, respectively connected to the corresponding scan lines and corresponding data lines, and displays an image by the pixels that simultaneously emit light according to the corresponding data signals, wherein each of pixels includes: an organic light emitting diode; a first transistor that includes a gate connected to a first node, and is connected between first power and an anode of the organic light emitting diode; a second transistor that includes a gate connected to a corresponding scan line and transmits the corresponding data signal to the first node; and a first capacitor that is connected to the first node, and stores a data voltage according to the data signal.

公开(公告)号：US20210020725A1

公开(公告)日：2021-01-21

申请号：US16886075

申请日：2020-05-28

Applicant: Samsung Display Co., LTD.

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

IPC: H01L27/32

Abstract: A display device including a substrate including a display area and an opening area therein, a data conductive layer on the substrate and including a source electrode and a voltage wiring in the opening area, a protective layer on the data conductive layer and covering the source electrode and the voltage wiring, a pixel electrode layer including a pixel electrode connected to the source electrode through a first contact hole, and an electrode pattern connected to the voltage wiring through a second contact hole, a pixel defining layer including an opening exposing the pixel electrode and a hole exposing the electrode pattern, a light emitting layer on the pixel defining layer and a common electrode on the light emitting layer, wherein the hole does not overlap the first and second contact holes.

公开(公告)号：US20200333391A1

公开(公告)日：2020-10-22

申请号：US16851590

申请日：2020-04-17

Applicant: Samsung Display Co., Ltd.

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

IPC: G01R31/28 ,  G01R31/56

Abstract: A display panel includes: a pixel region comprising a plurality of pixels; an open/short test region comprising a plurality of open/short test pads; a dummy stage configured to generate a carry signal in response to a scan start signal; and a plurality of stages configured to sequentially provide a plurality of scan signals to the plurality of pixels in response to the carry signal, wherein the plurality of stages is spaced apart by a first distance from the pixel region, and the dummy stage is spaced apart by a second distance greater than the first distance from the open/short test region.

公开(公告)号：US20200327854A1

公开(公告)日：2020-10-15

申请号：US16697022

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

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：US20200321427A1

公开(公告)日：2020-10-08

申请号：US16834460

申请日：2020-03-30

Applicant: Samsung Display Co., LTD.

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

IPC: H01L27/32

Abstract: A display device includes a substrate, a metal layer disposed on the substrate, a first conductive layer including a lower pattern disposed on the metal layer, an active layer disposed on the first conductive layer, a second conductive layer disposed on the active layer and including a first gate electrode, a pixel electrode disposed on the second conductive layer, and an emission layer and a common electrode disposed on the pixel electrode.

公开(公告)号：US20200279900A1

公开(公告)日：2020-09-03

申请号：US16800634

申请日：2020-02-25

Applicant: Samsung Display Co., LTD.

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

IPC: H01L27/32 ,  H01L49/02 ,  H01L27/15

Abstract: A display device includes a substrate, a first transistor disposed on the substrate and including a first active pattern having a first channel region, a first source region, a first drain region, and a first gate electrode, a first insulating layer disposed on the first transistor, a first electrode disposed on the first insulating layer and electrically connected to the first drain region, a second insulating layer having a first opening disposed on the first electrode, a first contact member disposed on the second insulating layer and electrically connected to the first electrode through the first opening, a third insulating layer having a second opening disposed on the first contact member, and a pixel electrode disposed on the third insulating layer and electrically connected to the first contact member through the second opening, and an emission layer disposed on the pixel electrode.

公开(公告)号：US20250157419A1

公开(公告)日：2025-05-15

申请号：US18794281

申请日：2024-08-05

Applicant: Samsung Display Co., LTD.

Inventor： Jun Hyun PARK ,  Young Wan SEO

IPC: G09G3/3291 ,  G09G3/3266 ,  H10K59/121 ,  H10K59/131

Abstract: A display device comprises an active layer on a substrate, a first metal layer above the active layer, a second metal layer above the first metal layer, a first transistor comprising a semiconductor region in the active layer, a drain electrode on a first side of the semiconductor region, a source electrode on a second side opposite the first side of the semiconductor region, and a gate electrode in the second metal layer, a first capacitor comprising a first capacitor electrode in the first metal layer and electrically connected to the gate electrode of the first transistor, a second capacitor comprising a second capacitor electrode in the first metal layer and electrically connected to a driving voltage line supplying a driving voltage, and a shielding electrode in the second metal layer and overlapping with the first capacitor electrode, the second capacitor electrode, and the drain electrode of the first transistor.