公开(公告)号：US11151926B2

公开(公告)日：2021-10-19

申请号：US16871287

申请日：2020-05-11

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Hyun Ka ,  Sun Ja Kwon ,  Tae Hoon Kwon ,  Byung Sun Kim ,  Yang Wan Kim ,  Hyun Ae Park ,  Su Jin Lee ,  Seung Kyu Lee ,  Jae Yong Lee ,  Jin Tae Jeong ,  Seung Ji Cha

IPC: G09G5/10 ,  G09G3/20 ,  G09G3/3225 ,  G09G3/3233 ,  G09G3/34 ,  H01L27/32 ,  G02F1/1345 ,  G02F1/1333

Abstract: A display device includes a substrate including a first pixel area, a second pixel area, and a third pixel area, each of the second and third pixel areas having a smaller surface area than the first pixel area and being connected to the first pixel area, first to third pixels provided in the first to third pixel areas, respectively, first to third lines connected to the first to third pixels, respectively, a line connecting part connecting the second and third lines, and a dummy unit overlapping the line connecting part to compensate for a difference of a load value of the first line and a load value of the second line.

公开(公告)号：US11120737B2

公开(公告)日：2021-09-14

申请号：US16693406

申请日：2019-11-25

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: G09G3/30 ,  G09G3/3208 ,  H01L27/32 ,  H01L29/40 ,  H01L51/52 ,  G09G3/3233

Abstract: A display device includes: a substrate including a first pixel region, at least one second pixel region having a smaller area than the first pixel region, the at least one second pixel region being disposed adjacent to the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region; first and second pixels respectively provided in the first and second pixel regions; first and second lines respectively connected to the first and second pixels; a dummy line connected to one of the first and second lines to extend to the peripheral region; and a first dummy part including a dummy pixel connected to the dummy line in the peripheral region.

公开(公告)号：US11056054B2

公开(公告)日：2021-07-06

申请号：US16690205

申请日：2019-11-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yang Wan Kim ,  Sun Ja Kwon ,  Byung Sun Kim ,  Hyun Ae Park ,  Su Jin Lee ,  Jae Yong Lee

IPC: G09G3/30 ,  G09G3/3225 ,  H01L27/12 ,  G09G3/3233 ,  G09G3/3266 ,  H01L27/32

Abstract: A display device includes a substrate including a first pixel region and a second pixel region having a smaller area than the first pixel region. The second pixel region is connected to the first pixel region. A first pixel is provided in the first pixel region and a second pixel is provided in the second pixel region. A first line is connected to the first pixel and a second line is connected to the second pixel. A dummy unit overlaps at least one of the first line and the second line, and compensates for a difference in load values between the first and second lines.

公开(公告)号：US20210143241A1

公开(公告)日：2021-05-13

申请号：US16919382

申请日：2020-07-02

Applicant: Samsung Display Co., LTD.

Inventor： Jae Won KIM ,  Seung Woo SUNG ,  Ji Hyun KA ,  Na Yun KWAK ,  Dae Suk KIM ,  Ah Young KIM ,  Jun Young MIN ,  Jun Won CHOI ,  Su Jin Lee

IPC: H01L27/32

Abstract: A display device includes a substrate, data lines arranged on the substrate, the data lines to which data voltages are applied, scan lines arranged on the substrate, the scan lines to which scan signals are applied, and a pixel connected to one of the data lines and at least one of the scan lines. The pixel includes a light emitting element, a driving transistor which supplies a driving current flowing between a first electrode and a second electrode to the light emitting element in accordance with the data voltage of the data line applied to a gate electrode, a first transistor between the gate electrode and second electrode of the driving transistor, a shielding electrode overlapping at least a part of the first transistor in a thickness direction of the substrate. The shielding electrode does not overlap the data lines in the thickness direction of the substrate.

公开(公告)号：US10886359B2

公开(公告)日：2021-01-05

申请号：US16813588

申请日：2020-03-09

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 ,  G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  G09G3/3233

Abstract: An organic light emitting display device includes a substrate having a display area and a peripheral 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; 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. A cathode electrode of a light emitting diode is disposed on the first and second connection electrodes and electrically connected to the first and second connection electrodes.

公开(公告)号：US10777628B2

公开(公告)日：2020-09-15

申请号：US15586073

申请日：2017-05-03

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan Kim ,  Jae Yong Lee ,  Sun Ja Kwon ,  Hyun Ae Park ,  Byung Sun Kim ,  Su Jin Lee ,  Hyung Jun Park ,  Yu Jin Jeon

IPC: G09G3/30 ,  H01L27/32 ,  G09G3/3225 ,  G09G3/3258 ,  G09G3/3266 ,  H01L27/12

Abstract: Disclosed is a display device, including: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area as a plurality of pixel rows and a plurality of pixel columns; data lines configured to provide a data signal; scan lines configured to provide a scan signal; first power lines configured to provide a power source to the pixel columns; and a second power line connected to the first power lines and disposed in the peripheral area. A scan line connected to an ith pixel row may apply a scan signal to the ith pixel row, and a branched line branched from the scan line may apply an initialization signal to a kth pixel row (k≠i). A branched point of the scan line is disposed between a pixel most adjacent to the second power line of the ith pixel row and the second power line.

公开(公告)号：US10769999B2

公开(公告)日：2020-09-08

申请号：US15989634

申请日：2018-05-25

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

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：US10403193B2

公开(公告)日：2019-09-03

申请号：US15709196

申请日：2017-09-19

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 ,  G09G3/22 ,  G09G3/3233

Abstract: An exemplary embodiment of the present disclosure provides a display device, including 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 with at least one of the first line and the second line, and providing a parasitic capacitance that compensate for a difference in a load value between the first line and the second line; and a power supply line provided in the first pixel area and the second pixel area, wherein the dummy part includes an insulating layer having at least one contact hole.

公开(公告)号：US10175543B2

公开(公告)日：2019-01-08

申请号：US15000794

申请日：2016-01-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Su Jin Lee ,  Hyang Yul Kim ,  Jeong Ho Lee ,  Soo Jung Chae

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1335

Abstract: A liquid crystal display (LCD) includes a first substrate that has a first pixel area with a first transmitting region and a first non-transmitting region and a second pixel area with a second transmitting region and a second non-transmitting region, a first pixel electrode disposed on the first substrate in the first pixel area, and a second pixel electrode disposed on the first substrate in the second pixel area. An area of the first pixel electrode in the first transmitting region is greater than that of the second pixel electrode in the second transmitting region, and an area of the first pixel electrode in the first non-transmitting region is less than that of the second pixel electrode in the second non-transmitting region.

公开(公告)号：US10115780B2

公开(公告)日：2018-10-30

申请号：US15721353

申请日：2017-09-29

Applicant: Samsung Display Co., Ltd.

Inventor： Yang Wan Kim ,  Byung Sun Kim ,  Su Jin Lee ,  Hyung Jun Park ,  Jae Yong Lee

IPC: G09G3/00 ,  H01L27/32 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

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.