公开(公告)号：US20230178025A1

公开(公告)日：2023-06-08

申请号：US18102565

申请日：2023-01-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hyung Jun PARK ,  Yang Wan KIM ,  Byung Sun KIM ,  Su Jin LEE ,  Jae Yong LEE

IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/20

CPC classification number: G09G3/3258 ,  G09G3/3233 ,  G09G3/2003 ,  G09G2300/0809 ,  G09G2320/0242 ,  G09G2310/0251 ,  G09G2300/0842 ,  G09G2310/0262 ,  G09G2300/0819 ,  G09G2300/0452 ,  G09G2300/0861

Abstract: A display device includes first and second initialization voltage sources and first and second pixel circuits. The first initialization voltage source provides a first initialization voltage. The second initialization voltage source provides a second initialization voltage less than the first initialization voltage. The first pixel circuit includes a first organic light emitting diode. The second pixel circuit includes a second organic light emitting diode with an organic material having a band gap different from a band gap of an organic material in the first organic light emitting diode. The first pixel circuit is coupled to the first initialization voltage source and the second initialization voltage source. The second pixel circuit is coupled to a single initialization voltage source.

公开(公告)号：US20230116832A1

公开(公告)日：2023-04-13

申请号：US17945183

申请日：2022-09-15

Applicant: Samsung Display Co., LTD.

Inventor： Jae Yong JANG ,  Sun Hwa LEE ,  Bon Yong KOO ,  Su Jin LEE

IPC: H01L27/12 ,  G09G3/3233 ,  H01L25/16

Abstract: A display device may include a first conductive layer disposed on a substrate, and including an auxiliary bottom line and an additional conductive pattern; a first insulating layer disposed on the substrate and the first conductive layer; a semiconductor pattern disposed on the first insulating layer; a second insulating layer disposed on the first insulating layer and the semiconductor pattern; a second conductive layer disposed on the second insulating layer, and including a conductive pattern and a gate electrode; a third insulating layer disposed on the second insulating layer and the second conductive layer; a connection pattern disposed on the third insulating layer and electrically connected to the conductive pattern; a first electrode disposed on the connection pattern and electrically connected to the connection pattern; and at least one light emitting element disposed on the first electrode and electrically connected to the first electrode.

公开(公告)号：US20220351667A1

公开(公告)日：2022-11-03

申请号：US17707227

申请日：2022-03-29

Applicant: Samsung Display Co., LTD.

Inventor： Jae Yong JANG ,  Bon Yong KOO ,  Sun Hwa LEE ,  Su Jin LEE

IPC: G09G3/20

Abstract: A display device includes a display panel including a data driver that converts input data into a data signal and supplies the data signal to an output line, a pixel unit including pixels that display an image based on the data signal, a demultiplexer including transistors electrically connected to the output line in the display panel, and transmitting the data signal from the output line to data lines electrically connected to the pixels, and a timing controller that supplies control signals to control a supply timing of the data signal. A number of the transistors are electrically connected in series, and others of the transistors are electrically connected in parallel.

公开(公告)号：US20220216292A1

公开(公告)日：2022-07-07

申请号：US17706287

申请日：2022-03-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Wan KIM ,  Byung Sun KIM ,  Su Jin LEE ,  Hyung Jun PARK ,  Jae Yong LEE

IPC: H01L27/32

Abstract: A display device including a substrate including a first display region having a first width, a second display region having a second width smaller than the first width, a peripheral region at a periphery of the first and second display regions, and a dummy region in the peripheral region, a first pixel in the first display region, a second pixel in the second display region, a first control line connected to the first pixel and extending in the first display region, a second control line connected to the second pixel and extending in the second display region, and a dummy line connected to the second control line in the dummy region, wherein the second control line is at a first conductive layer on a first insulating layer, the dummy line is at a second conductive layer on a second insulating layer on the first conductive layer.

公开(公告)号：US20210125565A1

公开(公告)日：2021-04-29

申请号：US17141077

申请日：2021-01-04

Applicant: Samsung Display Co., Ltd.

Inventor： Byung Sun KIM ,  Sun Ja KWON ,  Yang Wan KIM ,  Hyun Ae PARK ,  Hyung Jun PARK ,  Su Jin LEE ,  Jae Yong LEE ,  Yu Jin JEON

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

Abstract: A display device includes first pixels configured to be positioned in a first pixel area and configured to be connected to first scan lines; first scan stage circuits configured to be positioned in a first peripheral area that is positioned outside the first pixel area and configured to supply first scan signals to the first scan lines; second pixels configured to be positioned in a second pixel area and configured to be connected to second scan lines; and second scan stage circuits configured to be positioned in a second peripheral area that is positioned outside the second pixel area and configured to supply second scan signals to the second scan lines. A gap between adjacent second scan stage circuits is larger than a gap between adjacent first scan stage circuits.

公开(公告)号：US20200380908A1

公开(公告)日：2020-12-03

申请号：US16995615

申请日：2020-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan KIM ,  Su Jin LEE ,  Sun Ja KWON ,  Byung Sun KIM ,  Hyun Ae PARK ,  Hyung Jun PARK ,  Jae Yong LEE ,  Yu Jin JEON

IPC: G09G3/20 ,  G09G3/3233 ,  H01L27/32 ,  G09G3/22

Abstract: A display device includes: a substrate including a first pixel area, a second pixel area having a smaller area than the first pixel area and connected to the first pixel area, and a peripheral area surrounding the first pixel area and the second pixel area; a first pixel provided in the first pixel area and a second pixel provided in the second pixel area; a first line connected to the first pixel and a second line connected to the second pixel; a dummy part disposed in the peripheral area, overlapping at least one of the first line and the second line and providing a parasitic capacitance that compensates for a difference in a load value between the first line and the second line; and a power supply line provided in the first and second pixel areas. The dummy part includes an insulating layer having at least one contact hole.

公开(公告)号：US20200082763A1

公开(公告)日：2020-03-12

申请号：US16680256

申请日：2019-11-11

Applicant: Samsung Display Co., Ltd.

Inventor： Byung Sun KIM ,  Sun Ja KWON ,  Yang Wan KIM ,  Hyun Ae PARK ,  Hyung Jun PARK ,  Su Jin LEE ,  Jae Yong LEE ,  Yu Jin JEON

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

Abstract: A display device includes first pixels configured to be positioned in a first pixel area and configured to be connected to first scan lines; first scan stage circuits configured to be positioned in a first peripheral area that is positioned outside the first pixel area and configured to supply first scan signals to the first scan lines; second pixels configured to be positioned in a second pixel area and configured to be connected to second scan lines; and second scan stage circuits configured to be positioned in a second peripheral area that is positioned outside the second pixel area and configured to supply second scan signals to the second scan lines. A gap between adjacent second scan stage circuits is larger than a gap between adjacent first scan stage circuits.

公开(公告)号：US20190172888A1

公开(公告)日：2019-06-06

申请号：US16034180

申请日：2018-07-12

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Moo CHOI ,  Mi Hae KIM ,  Sang Won SEOK ,  Hwan Soo JANG ,  Su Jin LEE

IPC: H01L27/32 ,  H01L51/52 ,  G09G3/3266 ,  G09G3/3291 ,  G09G3/3258

Abstract: The organic light emitting display device includes a substrate having a display area in which a plurality of pixels including an organic light emitting diode is arranged and a peripheral area surrounding the display area; a pad disposed on the substrate in the peripheral area; a first conductive pattern disposed on one side of the display area in the peripheral area and electrically connected to the pad; a second conductive pattern disposed on the substrate in the peripheral area and disposed on an opposite side of the first conductive pattern with the display area interposed between the first conductive pattern and the second conductive pattern; a first connection electrode disposed on the first conductive pattern in the peripheral area and electrically connected to the first conductive pattern; and a second connection electrode disposed on the second conductive pattern in the peripheral area and electrically connected to the second conductive pattern, wherein a cathode electrode of the organic light emitting diode is disposed on the first connection electrode and the second connection electrode and electrically connected to the first connection electrode and the second connection electrode.

公开(公告)号：US20180151663A1

公开(公告)日：2018-05-31

申请号：US15818476

申请日：2017-11-20

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan KIM ,  Hyung Jun PARK ,  Jae Yong LEE ,  Byung Sun KIM ,  Su Jin LEE

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3276 ,  G09G3/32 ,  G09G2300/0413 ,  G09G2320/0223 ,  H01L27/1222 ,  H01L27/124 ,  H01L27/3223 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3279 ,  H01L51/5253

Abstract: A display device includes a substrate including a first pixel region, a second pixel region connected to the first pixel region and having a smaller area than the first pixel region, and a peripheral region surrounding the first and second pixel regions, a first pixel in the first pixel region, a second pixel in the second pixel region, a first line connected to the first pixel, a second line connected to the second pixel, an extending line extending to the peripheral region and connected to any one of the first and second lines, a dummy part overlapping with the extending line for compensating a difference between load values of the first and second lines, a first power line in the peripheral region, and a conductive pattern overlapping with at least one region of the dummy part, and electrically connected to the first power line.

公开(公告)号：US20230413621A1

公开(公告)日：2023-12-21

申请号：US18153285

申请日：2023-01-11

Applicant: Samsung Display Co., LTD.

Inventor： Jae Yong JANG ,  Dan Won LIM ,  Bon Yong KOO ,  Su Jin LEE

IPC: H10K59/131

CPC classification number: H10K59/131 ,  H10K2102/311

Abstract: A display device includes: a display panel including an active area to be slid in a first direction and a non-active area surrounding the active area; a plurality of pixels in the active area; and a first power supply to transfer a first power voltage to drive the plurality of pixels, wherein the active area includes: a first active area; and a second active area on one side of the first active area in the first direction and configured to be slid in the first direction, the first power supply includes: a first voltage bar on one side of the first active area in the non-active area in a second direction crossing the first direction; a second voltage bar spaced apart from one end of the first voltage bar in the first direction and on one side of the second active area in the non-active area in the second direction.