公开(公告)号：US11551612B2

公开(公告)日：2023-01-10

申请号：US17526483

申请日：2021-11-15

Applicant: Samsung Display Co., LTD.

Inventor： Ki Hyun Pyo ,  Bon-Yong Koo ,  Ji-Sun Kim ,  Hyeong Seok Kim

IPC: G09G3/3233

Abstract: A display device includes a first pixel circuit, a first scan signal line disposed at a side of the first pixel circuit, extending in a first direction, and transmitting a scan signal; a second pixel circuit disposed at an outermost side of the display device, and a first dummy wire disposed at an outside of the second pixel circuit and extending in the first direction. A width of the first dummy wire is less than a width of the first scan signal line.

公开(公告)号：US20220101777A1

公开(公告)日：2022-03-31

申请号：US17323213

申请日：2021-05-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Joon Kim ,  Jang Mi Kang ,  Hae Min Kim ,  Jun Hyun Park ,  Min Jae Jeong ,  Ki Hyun Pyo

IPC: G09G3/32

Abstract: A display device according to an embodiment of the present disclosure includes pixels connected to a first scan line, a second scan line, a third scan line, a data line, a first emission control line, and a second emission control line. Each of the pixels includes a light emitting element; a first transistor connected between a first node connected to a first power source and a second electrode connected to a second node connected to an anode of the light emitting element, and including a gate electrode connected to a third node; a second transistor connected between the data line and a fourth node and including a gate electrode connected to the first scan line; a first capacitor connected between the second node and a fifth node; a second capacitor connected between the fourth node and the fifth node; a fourth transistor connected between the third node and the fifth node, and including a gate electrode connected to the second scan line; and a sixth transistor connected between the third node and the fourth node, and including a gate electrode connected to the first emission control line.

公开(公告)号：US12243971B2

公开(公告)日：2025-03-04

申请号：US17683889

申请日：2022-03-01

Applicant: Samsung Display Co., LTD.

Inventor： Ki Hyun Pyo ,  Jin Seon Kwak ,  Kyung Bae Kim ,  Yeon Kyung Kim ,  Ji Hye Lee

IPC: H01L33/62 ,  H01L33/38

Abstract: A display device according to some embodiments includes a substrate, a first power line extending in a first direction on the substrate, and configured to transmit a first alignment signal or a first driving voltage, a second power line extending in the first direction on the substrate, and configured to transmit a second alignment signal or a second driving voltage, a first electrode extending in a second direction that is substantially perpendicular to the first direction, configured to receive the first alignment signal or the first driving voltage, and electrically connected to the first power line, a second electrode spaced apart from the first electrode, extending in the second direction, configured to receive the second alignment signal or the second driving voltage, and electrically connected to the second power line, and a light emitting element between the first electrode and the second electrode.

公开(公告)号：US12131702B2

公开(公告)日：2024-10-29

申请号：US18107659

申请日：2023-02-09

Applicant: Samsung Display Co., LTD.

Inventor： Ji Hye Lee ,  Kyung Bae Kim ,  Ki Hyun Pyo ,  Sung Chul Hong

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

CPC classification number: G09G3/3233 ,  H01L25/167 ,  H01L27/124 ,  G09G2300/0426 ,  G09G2300/0452 ,  G09G2300/0819 ,  G09G2300/0842

Abstract: A display device includes a pixel including a first sub-pixel to third sub-pixels, each arranged in a first direction and emitting light of a color, a first to third vertical power lines, each extending in a second direction different from the first direction, overlapping the first to third sub-pixels, respectively, and transmitting first to third powers, respectively, a first to third horizontal power lines, each extending in the first direction and electrically connected to the first to third vertical power lines through a contact hole, respectively. Voltages of the first power, the second power, and the third power are different from each other.

公开(公告)号：US12200982B2

公开(公告)日：2025-01-14

申请号：US18349847

申请日：2023-07-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Hwa Lee ,  Mu Kyung Jeon ,  Il Nam Kim ,  Ji Hun Ryu ,  Ki Hyun Pyo

IPC: H01L33/48 ,  G06F3/041 ,  G06V40/13 ,  G09G3/3233 ,  G09G3/3258 ,  H01L25/18 ,  H10K59/126 ,  H10K59/131 ,  G06F3/044 ,  H10K59/35

Abstract: Embodiments of the present disclosure provide a display device comprising: a substrate; a thin film transistor layer on a first surface of the substrate and including a first hole; a light emitting element layer on the thin film transistor layer and including a light emitting element; a first light blocking layer between the substrate and the thin film transistor layer and including a second hole overlapping the first hole in a thickness direction of the substrate; and a second light blocking layer between the thin film transistor layer and the light emitting element layer and including a third hole overlapping the first hole and the second hole in the thickness direction of the substrate.

公开(公告)号：US11741884B2

公开(公告)日：2023-08-29

申请号：US17323213

申请日：2021-05-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Joon Kim ,  Jang Mi Kang ,  Hae Min Kim ,  Jun Hyun Park ,  Min Jae Jeong ,  Ki Hyun Pyo

IPC: G09G3/32 ,  G09G3/3233 ,  G09G3/3208 ,  G09G3/30 ,  G09G3/3225 ,  G09G3/325

CPC classification number: G09G3/32 ,  G09G3/30 ,  G09G3/325 ,  G09G3/3208 ,  G09G3/3225 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2310/0267 ,  G09G2320/0233 ,  G09G2320/045

Abstract: A display device according to an embodiment of the present disclosure includes pixels connected to a first scan line, a second scan line, a third scan line, a data line, a first emission control line, and a second emission control line. Each of the pixels includes a light emitting element; a first transistor connected between a first node connected to a first power source and a second electrode connected to a second node connected to an anode of the light emitting element, and including a gate electrode connected to a third node; a second transistor connected between the data line and a fourth node and including a gate electrode connected to the first scan line; a first capacitor connected between the second node and a fifth node; a second capacitor connected between the fourth node and the fifth node; a fourth transistor connected between the third node and the fifth node, and including a gate electrode connected to the second scan line; and a sixth transistor connected between the third node and the fourth node, and including a gate electrode connected to the first emission control line.

公开(公告)号：US11700752B2

公开(公告)日：2023-07-11

申请号：US17929535

申请日：2022-09-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sun Hwa Lee ,  Mu Kyung Jeon ,  Il Nam Kim ,  Ji Hun Ryu ,  Ki Hyun Pyo

IPC: H01L33/48 ,  H10K59/126 ,  H01L25/18 ,  G09G3/3258 ,  G09G3/3233 ,  G06F3/041 ,  G06V40/13 ,  H10K59/131 ,  G06F3/044 ,  H10K59/35

CPC classification number: H10K59/126 ,  G06F3/0412 ,  G06V40/1318 ,  G09G3/3233 ,  G09G3/3258 ,  H01L25/18 ,  H10K59/131 ,  G06F3/0443 ,  G06F3/0446 ,  G09G2310/0202 ,  G09G2360/14 ,  H10K59/353

Abstract: Embodiments of the present disclosure provide a display device comprising: a substrate; a thin film transistor layer on a first surface of the substrate and including a first hole; a light emitting element layer on the thin film transistor layer and including a light emitting element; a first light blocking layer between the substrate and the thin film transistor layer and including a second hole overlapping the first hole in a thickness direction of the substrate; and a second light blocking layer between the thin film transistor layer and the light emitting element layer and including a third hole overlapping the first hole and the second hole in the thickness direction of the substrate.

公开(公告)号：US11749782B2

公开(公告)日：2023-09-05

申请号：US17556592

申请日：2021-12-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Hye Lee ,  Jin Seon Kwak ,  Yong Hee Lee ,  Ki Hyun Pyo

IPC: H01L33/38 ,  H01L25/075 ,  H01L33/24 ,  G09G3/32 ,  H01L33/62

CPC classification number: H01L33/382 ,  G09G3/32 ,  H01L25/0753 ,  H01L33/24 ,  H01L33/62 ,  G09G2300/0426

Abstract: A display device according to an embodiment of the present disclosure may include pixels including a first pixel and a second pixel sequentially arranged in a display area along a first direction, each of the first pixel and the second pixel including sub pixels arranged along a second direction corresponding to emission areas, and a first power line and a second power line connected to the pixels. Each of the sub pixels may include a light emitting element, a first electrode connected between the light emitting element and the first power line, and a second electrode connected between the light emitting element and the second power line. The second electrodes of the sub pixels of the first and second pixels may be integrally connected to each other to configure an integrated electrode, and may be commonly connected to the second power line through a first contact portion.

公开(公告)号：US11694469B2

公开(公告)日：2023-07-04

申请号：US17394507

申请日：2021-08-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki June Lee ,  Tae Hoon Yang ,  Dae Young Lee ,  Sun Hwa Lee ,  Ki Hyun Pyo

IPC: G06V40/13 ,  G09G3/32 ,  H10K59/131 ,  H10K59/65 ,  H10K59/121 ,  H01L29/786 ,  H01L27/12

CPC classification number: G06V40/1318 ,  G09G3/32 ,  H10K59/1213 ,  H10K59/131 ,  H10K59/65 ,  G09G2310/0267 ,  G09G2330/02 ,  H01L27/124 ,  H01L27/1225 ,  H01L27/1251 ,  H01L29/7869 ,  H01L29/78672

Abstract: A display device includes a substrate and a pixel layer disposed on the substrate. The pixel layer includes a circuit element layer having an opening. The circuit element layer includes a first semiconductor layer and a first conductive layer that includes a first scan line pattern and an emission control line. A second conductive layer is disposed on the first conductive layer and includes a first initialization line, a second scan line pattern and a third scan line pattern. A second semiconductor layer is disposed on the second conductive layer. A third conductive layer is disposed on the second semiconductor layer and includes fourth and fifth scan line patterns. The first initialization line includes a first portion and a second portion each extending in a first direction, and a third portion disposed therebetween. The second portion extends diagonally with respect to the first direction.

公开(公告)号：US11437459B2

公开(公告)日：2022-09-06

申请号：US17003365

申请日：2020-08-26

Applicant: Samsung Display Co., Ltd.

Inventor： Sun Hwa Lee ,  Mu Kyung Jeon ,  Il Nam Kim ,  Ji Hun Ryu ,  Ki Hyun Pyo

IPC: H01L27/32 ,  H01L25/18 ,  G09G3/3258 ,  G09G3/3233 ,  G06F3/041 ,  G06V40/13 ,  G06F3/044

Abstract: Embodiments of the present disclosure provide a display device comprising: a substrate; a thin film transistor layer on a first surface of the substrate and including a first hole; a light emitting element layer on the thin film transistor layer and including a light emitting element; a first light blocking layer between the substrate and the thin film transistor layer and including a second hole overlapping the first hole in a thickness direction of the substrate; and a second light blocking layer between the thin film transistor layer and the light emitting element layer and including a third hole overlapping the first hole and the second hole in the thickness direction of the substrate.