公开(公告)号：US20210111323A1

公开(公告)日：2021-04-15

申请号：US16927758

申请日：2020-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Yeong KIM ,  Mi Jin PARK ,  Sang Ho PARK ,  Tae Hoon YANG ,  Sung Jin LEE

IPC: H01L33/62 ,  H01L33/20 ,  H01L33/38 ,  G09G3/32

Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.

公开(公告)号：US20250089426A1

公开(公告)日：2025-03-13

申请号：US18956923

申请日：2024-11-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Yeong KIM ,  Mi Jin PARK ,  Sang Ho PARK ,  Tae Hoon YANG ,  Sung Jin LEE

IPC: H01L33/62 ,  G09G3/20 ,  G09G3/32 ,  H01L25/075 ,  H01L25/16 ,  H01L33/20 ,  H01L33/38 ,  H10K59/12 ,  H10K59/122 ,  H10K59/131 ,  H10K59/179

Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.

公开(公告)号：US20240251606A1

公开(公告)日：2024-07-25

申请号：US18628478

申请日：2024-04-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sung Jin LEE ,  Jong Chan LEE

IPC: H10K59/122 ,  H10K59/124 ,  H10K71/00

CPC classification number: H10K59/122 ,  H10K59/124 ,  H10K71/00

Abstract: A display device includes a planarization layer on a substrate, a plurality of inner banks and a plurality of outer banks arranged on the planarization layer and extending in one direction, a first alignment electrode and a second alignment electrode on the plurality of inner banks and spaced from each other, a light emitting element on the first alignment electrode and the second alignment electrode and located between the first alignment electrode and the second alignment electrode, and a first contact electrode on the first alignment electrode and contacting a first end of the light emitting element, and a second contact electrode on the second alignment electrode and contacting a second end of the light emitting element. The plurality of outer banks are in contact with the plurality of inner banks at the same layer, and are spaced from each other with the plurality of inner banks interposed therebetween.

公开(公告)号：US20240120454A1

公开(公告)日：2024-04-11

申请号：US18544371

申请日：2023-12-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Yeong KIM ,  Mi Jin PARK ,  Sang Ho PARK ,  Tae Hoon YANG ,  Sung Jin LEE

IPC: H01L33/62 ,  G09G3/32 ,  H01L25/075 ,  H01L25/16 ,  H01L33/20 ,  H01L33/38 ,  H10K59/12 ,  H10K59/122 ,  H10K59/131 ,  H10K59/179

CPC classification number: H01L33/62 ,  G09G3/32 ,  H01L25/0753 ,  H01L25/167 ,  H01L33/20 ,  H01L33/38 ,  H10K59/12 ,  H10K59/122 ,  H10K59/131 ,  H10K59/179 ,  G09G3/2003 ,  G09G2300/0426 ,  G09G2300/0439

Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.

公开(公告)号：US20220406970A1

公开(公告)日：2022-12-22

申请号：US17590070

申请日：2022-02-01

Applicant: Samsung Display Co., LTD.

Inventor： Je Won YOO ,  Min Joo KIM ,  Sung Jin LEE

IPC: H01L33/38 ,  H01L33/62 ,  H01L33/00

Abstract: A display device includes a light emitting element disposed on a substrate, and including a first end and a second end; a first contact electrode electrically connected to the second end of the light emitting element; a second contact electrode electrically connected to the first end of the light emitting element; and a liquid metal part electrically connecting the first end of the light emitting element to the second contact electrode.

公开(公告)号：US20220140194A1

公开(公告)日：2022-05-05

申请号：US17397448

申请日：2021-08-09

Applicant: Samsung Display Co., LTD.

Inventor： Myeong Hun SONG ,  Jong Hwan CHA ,  Ki Nyeng KANG ,  Hee Jung YOON ,  Sung Jin LEE ,  Jong Chan LEE ,  Tae Hee LEE ,  Kyung Ah CHOI ,  Seung Jin CHU

IPC: H01L33/38 ,  H01L27/15 ,  H01L25/075 ,  H01L33/62

Abstract: A display device includes a first electrode group including a plurality of electrodes, a second electrode group spaced apart from the first electrode group in the first direction and including a plurality of electrodes, light-emitting elements disposed on the electrodes spaced apart from one another in the second direction and having a shape extended in the second direction, and connection electrodes. The connection electrodes includes a first connection electrode, a second connection electrode, a third connection electrode, a fourth connection electrode, and the fifth connection electrode, the first connection electrode is spaced apart from a part of the fourth connection electrode disposed on the second electrode group in the first direction, and the second connection electrode is spaced apart from another part of the fourth connection electrode disposed on the first electrode group in the first direction.

公开(公告)号：US20220131038A1

公开(公告)日：2022-04-28

申请号：US17450060

申请日：2021-10-05

Applicant: Samsung Display Co., Ltd.

Inventor： Do Yeong PARK ,  Sung Jin LEE ,  Kyung Bae KIM ,  Ji Hye LEE

IPC: H01L33/20 ,  H01L33/36 ,  H01L25/075

Abstract: A display device including a plurality of pixels, each of the pixels including a first area and a second area and including: a first electrode and a second electrode in the first area; a plurality of light-emitting elements located between the first electrode and the second electrode in the first area; a first insulating layer in the first area and the second area; and a second insulating layer on the first insulating layer, wherein the first insulating layer includes a first opening in the second area, the second insulating layer includes a second opening overlapping the first opening, and a width of the first opening in a first direction is greater than a width of the second opening in the first direction.

公开(公告)号：US20220069040A1

公开(公告)日：2022-03-03

申请号：US17445277

申请日：2021-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Jin LEE ,  Jong Chan LEE

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a planarization layer on a substrate, a plurality of inner banks and a plurality of outer banks arranged on the planarization layer and extending in one direction, a first alignment electrode and a second alignment electrode on the plurality of inner banks and spaced from each other, a light emitting element on the first alignment electrode and the second alignment electrode and located between the first alignment electrode and the second alignment electrode, and a first contact electrode on the first alignment electrode and contacting a first end of the light emitting element, and a second contact electrode on the second alignment electrode and contacting a second end of the light emitting element. The plurality of outer banks are in contact with the plurality of inner banks at the same layer, and are spaced from each other with the plurality of inner banks interposed therebetween.

公开(公告)号：US20210408104A1

公开(公告)日：2021-12-30

申请号：US17179906

申请日：2021-02-19

Applicant: Samsung Display Co., LTD.

Inventor： Jong Chan LEE ,  Jeong Nyun KIM ,  Jung Gun NAM ,  Sung Geun BAE ,  Sung Jin LEE ,  Tae Hee LEE

IPC: H01L27/15 ,  H01L33/58 ,  H01L33/38

Abstract: A display device includes a first pixel including a first light emitting area in which first light emitting elements are arranged, a second pixel including a second light emitting area in which second light emitting elements are arranged, a light blocking pattern disposed on the first and second pixels to overlap a peripheral area of the first and second light emitting areas and including a first opening corresponding to the first light emitting area and a second opening corresponding to the second light emitting area, and a color filter including a first color filter pattern disposed in the first opening and a second color filter pattern disposed in the second opening. The second pixel includes a greater number of second light emitting elements than a number of the first light emitting elements. The second opening has an area smaller than an area of the first opening.