公开(公告)号：US11894395B2

公开(公告)日：2024-02-06

申请号：US17539740

申请日：2021-12-01

Applicant: Samsung Display Co., LTD.

Inventor： Yeon Kyung Kim

IPC: H01L27/12 ,  H01L25/16 ,  H01L23/00

CPC classification number: H01L27/1244 ,  H01L25/167 ,  H01L24/24 ,  H01L2224/245 ,  H01L2224/24147

Abstract: A display device includes a substrate including a display area and a non-display area driving circuits disposed in the non-display area; first voltage wirings and second voltage wirings extending from the display area to the non-display area; and a first auxiliary wiring electrically connected to the first voltage wirings and a second auxiliary wiring electrically connected to the second voltage wirings, the first auxiliary wiring and the second auxiliary wiring being electrically connected to the driving circuit, wherein the first voltage wirings electrically connected to an odd-numbered driving circuit among the driving circuits are electrically connected to the first auxiliary wiring through a first connection wiring, and the second voltage wirings electrically connected to an even-numbered driving circuit among the driving circuits are electrically connected to the second auxiliary wiring through a second connection wiring.

公开(公告)号：US11716887B2

公开(公告)日：2023-08-01

申请号：US17546971

申请日：2021-12-09

Applicant: Samsung Display Co., LTD.

Inventor： Yeon Kyung Kim

IPC: H10K59/131 ,  H10K59/121 ,  H01L27/12 ,  H10K59/179

CPC classification number: H10K59/131 ,  H01L27/124 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/179

Abstract: A display device includes a substrate including a plurality of pixel areas including first, second, and third pixels, a first voltage line extending in a first direction on the substrate, a second voltage line extending in a second direction crossing the first direction on the first voltage line and connected to the first voltage line, a first electrode of each of the first, second, and third pixels being on the second voltage line to receive a driving current, a second electrode of each of the first, second, and third pixels and a third electrode of each of the first, second, and third pixels, the second and third electrodes being parallel to the first electrode and connected to the second voltage line, a first contact electrode of each of the first, second, and third pixels, the first contact electrode being on the first electrode and connected to the first electrode.

公开(公告)号：US10468534B2

公开(公告)日：2019-11-05

申请号：US15866309

申请日：2018-01-09

Applicant: Samsung Display Co., Ltd.

Inventor： Bon-Yong Koo ,  Jung-Hun Noh ,  Sun Kwang Kim ,  Yeon Kyung Kim

IPC: H01L29/786 ,  H01L29/49 ,  H01L27/12 ,  H01L29/66 ,  H01L29/423 ,  H01L29/78

Abstract: A transistor array panel according to an exemplary embodiment includes a substrate, and a first transistor and a second transistor positioned on the substrate. Each of the first transistor and the second transistor includes: a first electrode; a second electrode overlapping the first electrode; a spacing member positioned between the first electrode and the second electrode; a semiconductor layer extending along a side wall of the spacing member; and a gate electrode overlapping the semiconductor layer. A thickness of the spacing member of the first transistor is larger than a thickness of the spacing member of the second transistor.

公开(公告)号：US12243488B2

公开(公告)日：2025-03-04

申请号：US18490420

申请日：2023-10-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Woo Kim ,  Kwi Hyun Kim ,  Yeon Kyung Kim

IPC: G09G3/3258 ,  G09G3/32 ,  G09G3/3208 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A pixel includes a light emitting element, a first transistor including an electrode connected to a first power source line via a first node, another electrode connected to a second power source line via a second node and the light emitting element, and another electrode connected to a third node. The pixel further includes a second transistor connected between a data line and the second node and having a gate electrode connected to a scan line, a third transistor connected between the first node and the third node and having a gate electrode connected to the scan line, a fourth transistor connected between the first power source line and the first node and having a gate electrode connected to an emission control line, a first capacitor connected between the second node and the third node, and a second capacitor connected between a third power source line and the third node.

公开(公告)号：US12255210B2

公开(公告)日：2025-03-18

申请号：US17841151

申请日：2022-06-15

Applicant: Samsung Display Co., LTD.

Inventor： Yeon Kyung Kim

IPC: H01L27/12 ,  H01L23/00 ,  H01L25/16 ,  G09G3/32 ,  H01L33/62

Abstract: A display device includes a display area comprising pixels, a fan-out area, a pad area, a display driver, a metal layer disposed on a substrate, a data line, a first voltage line, and a second voltage line extending in a first direction on the metal layer in the display area, a fan-out line electrically connecting the data line to the display driver on the metal layer in the fan-out area, a gate line disposed on the metal layer in the display area and extending in a second direction intersecting the first direction, a source-drain layer disposed on the gate line, and an electrode layer disposed on the source-drain layer. The first voltage line includes a first plate portion disposed on the source-drain layer in the fan-out area, and the second voltage line comprises a second plate portion disposed on the electrode layer in the fan-out area.

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：US10720107B2

公开(公告)日：2020-07-21

申请号：US16203476

申请日：2018-11-28

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Woo Kim ,  Bo Yong Chung ,  Yeon Kyung Kim ,  Chong Chul Chai

IPC: G09G3/3258 ,  G09G3/3283 ,  G09G3/3233 ,  G09G3/3241

Abstract: A display device having a frame period including reset, compensation, relay, emission, and initialization periods. Each pixel includes: an organic light emitting diode having an anode coupled to a second node and a electrode coupled to a second power source; a first transistor between a first power source and the second node, and a gate electrode coupled to a first node; a second transistor between the first node and the second node; a third transistor between the first power source and a third node; a fourth transistor between a fourth node and the third node; a fifth transistor between a data line and the fourth node; a sixth transistor between a third power source and the second node; a first capacitor between the third node and the first node; and a second capacitor coupled the fourth node and the third power source.