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.

公开(公告)号：US20220352140A1

公开(公告)日：2022-11-03

申请号：US17710183

申请日：2022-03-31

Applicant: Samsung Display Co., LTD.

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

IPC: H01L25/18 ,  H01L27/15 ,  G02B5/20

Abstract: A display device includes: a first substrate; a plurality of light-emitting elements on the first substrate; a second substrate opposite to the first substrate, and including one face facing the first substrate, and an opposite face to the one face; a plurality of grooves at the opposite face of the second substrate; a plurality of wavelength conversion layers, each of the wavelength conversion layers being located in a corresponding groove of the plurality of grooves to convert a wavelength of light emitted from a corresponding light-emitting element of the plurality of light-emitting elements; and a plurality of color filters on the wavelength conversion layers, respectively.

公开(公告)号：US20220352132A1

公开(公告)日：2022-11-03

申请号：US17691350

申请日：2022-03-10

Applicant: Samsung Display Co., LTD.

Inventor： Ki Seong SEO ,  Soo Chul KIM ,  Dae Ho SONG ,  So Yeon YOON

IPC: H01L25/16 ,  H01L33/60 ,  H01L27/12

Abstract: A display device includes a first electrode is disposed on a substrate, a pixel defining layer disposed on the substrate in a non-emission area and defining an emission area, a reflection pattern protrudes upward from the first electrode in the emission area and forming a concave part on the first electrode, a light emitting element disposed in the concave part and electrically connected to the first electrode, and a second electrode disposed on the light emitting element and electrically connected to the light emitting element. The reflection pattern does not overlap the pixel defining layer in a plan view.