公开(公告)号：US20240363596A1

公开(公告)日：2024-10-31

申请号：US18415183

申请日：2024-01-17

Applicant: Samsung Display Co., LTD.

Inventor： Joo Woan CHO ,  Jin Taek PARK ,  Byeong Hwa CHOI ,  Jae Ho CHOI ,  Hae Yun CHOI

IPC: H01L25/075 ,  H01L33/60 ,  H01L33/62 ,  H05K1/18

CPC classification number: H01L25/0753 ,  H01L33/60 ,  H01L33/62 ,  H05K1/189 ,  H05K2201/10128

Abstract: The present disclosure may provide a display device. According to one or more embodiments, the display device includes a first display panel for emitting a first light, a second display panel for emitting second light, a third display panel for emitting third light, and a light coupler for combining the first light, the second light, and the third light, and for outputting combined light, and a circuit board on a first surface of the light coupler, and electrically connected to the first display panel, to the second display panel, and to the third display panel, wherein the first display panel, the second display panel, and the third display panel are respectively on a second surface, a third surface, and a fourth surface of the light coupler.

公开(公告)号：US20220352428A1

公开(公告)日：2022-11-03

申请号：US17660591

申请日：2022-04-25

Applicant: Samsung Display Co., LTD.

Inventor： Hae Yun CHOI ,  Jin Taek PARK ,  Ki Seong SEO ,  Dae Ho SONG ,  So Young YEO ,  So Yeon YOON ,  Byeong Hwa CHOI

IPC: H01L33/50 ,  H01L33/60

Abstract: A display device includes a substrate, a partition wall on the substrate, a light-emitting element in an emission area partitioned by the partition wall on the substrate, and extending in a thickness direction of the substrate, a wavelength conversion layer over the light-emitting element in the emission area, and including a base resin, and a scatterer dispersed in the base resin and that converts a wavelength of light emitted from the light-emitting element, a light-blocking member on the partition wall, and at least one optical pattern on the wavelength conversion layer in the emission area, and having an upwardly protruding shape.

公开(公告)号：US20220352248A1

公开(公告)日：2022-11-03

申请号：US17684782

申请日：2022-03-02

Applicant: Samsung Display Co., LTD.

Inventor： Soo Chul KIM ,  Jin Taek PARK ,  Ki Seong SEO ,  Dae Ho SONG ,  So Yeon YOON ,  Jin Woo CHOI

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/58 ,  H01L33/60 ,  H01L33/62 ,  H01L33/00

Abstract: A display device includes bank patterns disposed on a substrate, light emitting elements disposed between side surfaces of the bank patterns on the substrate, and a color filter layer disposed between the side surfaces of the bank patterns and disposed on the light emitting elements. The light emitting elements and the bank patterns include a same material.

公开(公告)号：US20250143014A1

公开(公告)日：2025-05-01

申请号：US18742389

申请日：2024-06-13

Applicant: Samsung Display Co., LTD.

Inventor： Jun Bo SIM ,  Jun Youn KIM ,  Joo Woan CHO ,  Jin Taek PARK ,  So Young YEO ,  Dong Eon LEE ,  Jae Hoon JUNG

IPC: H01L33/00 ,  H01L25/075

Abstract: A method for manufacturing a display device includes manufacturing an epitaxial wafer including an epitaxial thin film, dividing the epitaxial wafer into wafer dies having a size corresponding to an area of each cell area of a backplane substrate including cell areas, transferring the wafer dies to a carrier substrate, forming a conductive bonding layer on epitaxial dies of the wafer dies, disposing the carrier substrate on the backplane substrate such that the epitaxial dies are disposed in each cell area of the backplane substrate and bonding the epitaxial dies onto the backplane substrate, removing the carrier substrate from the epitaxial dies, and etching the epitaxial dies to form respective light emitting elements in emission areas included in each cell area of the backplane substrate.

公开(公告)号：US20240162275A1

公开(公告)日：2024-05-16

申请号：US18475040

申请日：2023-09-26

Applicant: Samsung Display Co., Ltd.

Inventor： Soo Chul KIM ,  Tae Gyun KIM ,  Sung Won CHO ,  Jin Taek PARK ,  Jae Ho CHOI

IPC: H01L27/15

CPC classification number: H01L27/156

Abstract: A display device includes a plurality of pixel electrodes on a substrate, light-emitting elements on the plurality of pixel electrodes and extending in a thickness direction of the substrate and connecting electrodes between the plurality of pixel electrodes and the light-emitting elements, wherein a width of the connecting electrodes is greater than a width of the light-emitting elements, and upper corners of each of the light-emitting elements and upper corners of each of the connecting electrodes are rounded.

公开(公告)号：US20240021660A1

公开(公告)日：2024-01-18

申请号：US18182113

申请日：2023-03-10

Applicant: Samsung Display Co., LTD.

Inventor： So Young YEO ,  Soo Chul KIM ,  Jin Taek PARK ,  Dae Ho SONG ,  Eok Yi LEE

IPC: H01L27/15

CPC classification number: H01L27/156

Abstract: A display device includes: a circuit board including a plurality of pixel drivers respectively corresponding to a plurality of emission areas; a plurality of pixel electrodes on the circuit board and respectively corresponding to the plurality of emission areas; a plurality of pixel connection electrodes respectively on the plurality of pixel electrodes, each of the plurality of pixel connection electrodes including: a main layer on each of the plurality of pixel electrodes; and a sub-layer surrounding a part of a side surface of the main layer adjacent to a top surface of the main layer and including a material different from a material of the main layer; and a plurality of light emitting elements respectively on the plurality of pixel connection electrodes.

公开(公告)号：US20220352247A1

公开(公告)日：2022-11-03

申请号：US17684554

申请日：2022-03-02

Applicant: Samsung Display Co., LTD.

Inventor： Dae Ho SONG ,  Soo Chul KIM ,  Jin Taek PARK ,  So Young YEO ,  Ok Yi LEE ,  Joo Woan CHO

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/60 ,  H01L33/62

Abstract: A display device may include a display element part disposed on a substrate and including a light emitting element, and a color conversion part disposed on the display element part and changing a wavelength of light emitted from the light emitting element. The color conversion part may include an insulating structure layer, a first partition wall structure layer, and a first wavelength conversion portion, the first partition wall structure layer may include first walls, and may be disposed between the insulating structure layer and the display element part, the first wavelength conversion portion may be disposed in a space defined by the first walls, and the first partition wall structure layer may include a silicon-based material.

公开(公告)号：US20240030389A1

公开(公告)日：2024-01-25

申请号：US18348938

申请日：2023-07-07

Applicant: Samsung Display Co., LTD.

Inventor： Tae Gyun KIM ,  Soo Chul KIM ,  Jin Taek PARK ,  Dae Ho SONG ,  So Young YEO ,  Ki Beom LEE ,  Eok Yi LEE ,  Seong Won CHO ,  Jae Ho CHOI

IPC: H01L33/50 ,  H01L25/075 ,  H01L25/16 ,  H01L33/46 ,  H01L33/58

CPC classification number: H01L33/505 ,  H01L25/0753 ,  H01L25/167 ,  H01L33/46 ,  H01L33/58 ,  H01L2933/0041 ,  H01L2933/0025

Abstract: The present disclosure may provide a display device and method of fabricating the same. According to one or more embodiments, a display device includes a first substrate including pixel circuit units, a plurality of light-emitting elements on the first substrate, a partition wall filling gaps between the light-emitting elements and providing spaces in emission areas, on the light-emitting elements and wavelength conversion layers in the spaces.

公开(公告)号：US20220352442A1

公开(公告)日：2022-11-03

申请号：US17550490

申请日：2021-12-14

Applicant: Samsung Display Co., LTD.

Inventor： So Young YEO ,  Dae Ho SONG ,  Soo Chul KIM ,  Jin Taek PARK ,  Ok Yi LEE

IPC: H01L33/62 ,  H01L33/00 ,  H01L33/38 ,  H01L27/15

Abstract: A display device includes a common electrode; light emitting elements including anodes commonly and electrically connected to the common electrode; first contact electrodes respectively electrically connected to cathodes of the light emitting elements; a circuit substrate; and second contact electrodes disposed on the circuit substrate and respectively electrically connected to the first contact electrodes and the common electrode.

公开(公告)号：US20220352277A1

公开(公告)日：2022-11-03

申请号：US17548012

申请日：2021-12-10

Applicant: Samsung Display Co., LTD.

Inventor： Soo Chul KIM ,  Dae Ho SONG ,  Jin Taek PARK ,  So Young YEO ,  Ok Yi LEE

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

Abstract: A display device includes pixels disposed on a substrate. Each of the pixels include a pixel circuit layer disposed on the substrate and includes at least one transistor, a first electrode disposed on the pixel circuit layer and electrically connected to the at least one transistor, a bank disposed on the first electrode, the bank including an opening exposing the first electrode, a conductive pattern disposed on a side surface of the bank surrounding the opening of the bank and the exposed first electrode, a light-emitting element disposed on the conductive pattern in the opening of the bank and electrically connected to the first electrode, and a second electrode disposed on the light-emitting element. The conductive pattern is a guide member that guides light emitted from the light-emitting element to an upper portion of the second electrode.