公开(公告)号：US20250072217A1

公开(公告)日：2025-02-27

申请号：US18793582

申请日：2024-08-02

Applicant: Samsung Display Co., LTD.

Inventor： Ji Hye LEE ,  Jin Seon KWAK ,  Kyung Bae KIM

IPC: H10K59/121 ,  G09G3/3233 ,  H10K59/131

Abstract: The present disclosure relates to a display device, and more particularly to a display device capable of repairing transistors and an optical device including the same. According to one or more embodiments of the present disclosure, a display device including: a main pixel including a light emitting element, and a main transistor; and an auxiliary pixel adjacent to the main pixel, the auxiliary pixel including an auxiliary transistor having same characteristics as the main transistor.

公开(公告)号：US20230140325A1

公开(公告)日：2023-05-04

申请号：US17963082

申请日：2022-10-10

Applicant: Samsung Display Co., LTD.

Inventor： Yong Hee LEE ,  Jin Seon KWAK ,  Kyung Bae KIM ,  Ji Hye LEE ,  Ki Hyun PYO

IPC: H01L33/62 ,  H01L33/38

Abstract: A display device includes a first electrode and a second electrode on a substrate, a pixel unit including a light emitting element on the first electrode and the second electrode, a first signal line electrically connected to the first electrode, and a second signal line electrically connected to the second electrode, wherein first power is configured to be provided to the first electrode from the first signal line, wherein second power is configured to be provided to the second electrode from the second signal line, wherein at least a portion of the first signal line and at least a portion of the second signal line extend in a first direction, and wherein at least another portion of the first signal line extends in a second direction that is not parallel to the first direction.

公开(公告)号：US20220336720A1

公开(公告)日：2022-10-20

申请号：US17669869

申请日：2022-02-11

Applicant: Samsung Display Co., LTD.

Inventor： Ji Hye LEE ,  Kyung Bae KIM ,  Yong Hee LEE

IPC: H01L33/62 ,  G09G3/32 ,  H01L27/15

Abstract: A display device includes a display area and a non-display area adjacent to the display area. The display device includes a pixel disposed in the display area; a driving controller disposed in the non-display area, the driving controller controlling driving of the pixel; and a line part having at least a portion disposed in the non-display area, the line part electrically connecting the pixel and the driving controller to each other between the pixel and the driving controller. The non-display area includes a fan-out area disposed between the display area and the driving controller.

公开(公告)号：US20220336708A1

公开(公告)日：2022-10-20

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 ,  H01L33/62 ,  H01L33/24 ,  G09G3/32

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：US20220320059A1

公开(公告)日：2022-10-06

申请号：US17842678

申请日：2022-06-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Hye LEE ,  Kyung Bae KIM ,  Mee Hye JUNG

IPC: H01L25/16 ,  H01L33/62 ,  H01L27/12 ,  H01L33/60 ,  H01L23/00

Abstract: A display device includes a substrate including a display area having a plurality of pixel areas and a non-display area located at at least one side of the display area; a pixel in each of the pixel areas; and a plurality of fan-out lines in the non-display area to form a first conductive layer. The pixel includes a pixel circuit layer including at least one transistor and a first bridge line and a second bridge line; and a display element layer on the pixel circuit layer. Each of the first and second bridge lines is electrically connected to a corresponding fan-out line from among the fan-out lines.

公开(公告)号：US20210272943A1

公开(公告)日：2021-09-02

申请号：US17038318

申请日：2020-09-30

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Hye LEE ,  Kyung Bae KIM ,  Mee Hye JUNG

IPC: H01L25/16 ,  H01L33/62 ,  H01L27/12 ,  H01L23/00 ,  H01L33/60

Abstract: A display device includes a substrate including a display area having a plurality of pixel areas and a non-display area located at at least one side of the display area; a pixel in each of the pixel areas; and a plurality of fan-out lines in the non-display area to form a first conductive layer. The pixel includes a pixel circuit layer including at least one transistor and a first bridge line and a second bridge line; and a display element layer on the pixel circuit layer. Each of the first and second bridge lines is electrically connected to a corresponding fan-out line from among the fan-out lines.

公开(公告)号：US20250056990A1

公开(公告)日：2025-02-13

申请号：US18788206

申请日：2024-07-30

Applicant: Samsung Display Co., LTD.

Inventor： Yong Hee LEE ,  Kyung Bae KIM ,  Do Yeong PARK ,  Ji Hye LEE

IPC: H10K59/131 ,  G02B27/01 ,  H01L27/15 ,  H10K59/121 ,  H10K59/35

Abstract: The present disclosure relates to a display device, and more particularly, to a display device capable of reducing or minimizing or reducing a dead space area. According to one or more embodiments of the present disclosure, a display device including: a substrate having a display area and a non-display area; a signal transmission line including a signal line in the display area of the substrate and a fan-out line extending from the signal line and in the non-display area of the substrate; and a plurality of pixels in the display area of the substrate, wherein a plurality of signal transmission lines include the signal transmission line and are respectively connected to the plurality of pixels, and the plurality of signal transmission lines are on different layers on the substrate.

公开(公告)号：US20250029543A1

公开(公告)日：2025-01-23

申请号：US18426347

申请日：2024-01-30

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Seon KWAK ,  Kyung Bae KIM ,  Yong Hee LEE ,  Ji Hye LEE

IPC: G09G3/32 ,  H10K59/131 ,  H10K59/88

Abstract: The present disclosure relates to a display device, and more particularly to a display device capable of repairing a transistor. According to an embodiment of the disclosure, a display device comprising: a pixel comprising a light emitting element and a pixel circuit; and a signal line connected to the pixel, wherein the pixel circuit comprises: a first main transistor connected between a driving voltage line and an anode electrode of the light emitting element; a second main transistor connected between a data line and a gate electrode of the first main transistor; a third main transistor connected between the driving voltage line and a source electrode of the first main transistor; a fourth main transistor connected between a drain electrode of the first main transistor and a common voltage line; and one auxiliary transistor disposed adjacent to at least one of the first to fourth main transistors.

公开(公告)号：US20240013717A1

公开(公告)日：2024-01-11

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 ,  G09G2300/0842 ,  G09G2300/0819 ,  G09G2300/0452 ,  G09G2300/0426

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：US20240006570A1

公开(公告)日：2024-01-04

申请号：US18192158

申请日：2023-03-29

Applicant: Samsung Display Co., LTD.

Inventor： Ji Hye LEE ,  Jin Seon KWAK ,  Kyung Bae KIM ,  Yong Hee LEE

IPC: H01L33/62 ,  H01L25/075 ,  H01L27/12 ,  H01L25/16

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L27/124 ,  H01L25/167

Abstract: A display device that includes a display area and a non-display area surrounding the display area, a substrate, pixels disposed in the display area of the substrate, a grounding part disposed in the non-display area of the substrate, and a flexible printed circuit board disposed in the non-display area of the substrate to apply a driving signal to drive the pixels, wherein the non-display area includes first through fourth portions, the fourth portion on which the flexible printed circuit board is disposed, and the second portion spaced-apart from the fourth portion by the display area, the grounding part including a first ground pattern and a second ground pattern that are arranged alternately in the second portion of the non-display area.