公开(公告)号：US20250006873A1

公开(公告)日：2025-01-02

申请号：US18260656

申请日：2022-06-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wei LI ,  Mingxing WANG ,  Xiao ZHANG ,  Minghua XUAN ,  Can ZHANG ,  Can WANG ,  Dongliang ZHANG ,  Qian JIN ,  Xiang LI ,  Jingjing ZHANG ,  Jinfei NIU

IPC: H01L33/50 ,  H01L33/00 ,  H01L33/32 ,  H01L33/62

Abstract: A chip structure is provided. The chip structure includes: a chip wafer unit and a color conversion layer unit arranged on a light-exit side of the chip wafer unit. The chip wafer unit includes a plurality of sub-pixel light-emitting function layers. The color conversion layer unit includes color conversion layers arranged on the light-exit side of the chip wafer unit. The chip structure further includes: an attaching layer, arranged between the chip wafer unit and the color conversion layer unit and configured to attach the chip wafer unit and the color conversion layer unit.

公开(公告)号：US20240385353A1

公开(公告)日：2024-11-21

申请号：US18271869

申请日：2022-06-14

Applicant: BOE Technology Group Co., Ltd.

Inventor： Duohui LI ,  Kang GUO ,  Mengya SONG ,  Dongliang ZHANG ,  Hong CHEN ,  Xiang LI ,  Dongfei HOU

IPC: G02B3/08 ,  H10K59/38 ,  H10K59/80

Abstract: The present disclosure provides a display panel, a metasurface lens, and a manufacturing method thereof. The metasurface lens includes: a first substrate and a second substrate disposed opposite to each other; multiple first micro nanostructures arranged at intervals on one side of the first substrate facing the second substrate; multiple second micro nanostructures arranged at intervals on one side of the second substrate facing the first substrate; wherein at least one of the first micro nanostructures is located in gaps between multiple of the second micro nanostructures, and at least one of the second micro nanostructures is located in gaps between multiple of the first micro nanostructures. The present disclosure can reduce the difficulty of the manufacturing process.

公开(公告)号：US20240361531A1

公开(公告)日：2024-10-31

申请号：US18028936

申请日：2022-05-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Duohui LI ,  Hong CHEN ,  Mengya SONG ,  Dongliang ZHANG ,  Xiao ZHANG ,  Zheng DUAN ,  Kang GUO ,  Xin GU

IPC: G02B6/34 ,  B29C33/38 ,  B29C33/40 ,  B29C59/02 ,  B29L11/00 ,  G02B27/01

CPC classification number: G02B6/34 ,  B29C33/3842 ,  B29C33/405 ,  B29C59/022 ,  B29C59/026 ,  G02B27/0172 ,  B29K2821/00 ,  B29K2995/0094 ,  B29L2011/00

Abstract: Provided in the present disclosure are a grating structure, a preparation method thereof and a display device. The preparation method of the grating structure includes: forming a plurality of first convex structures arranged in a first direction; and forming a first rubber material at least covering the plurality of first convex structures, and forming the grating structure including a plurality of second convex structures by using convex structures including the first convex structures and the first rubber material, wherein a surface of the first rubber material facing away from the first convex structures is a flat surface, and the convex structures including the first convex structures and the first rubber material are in one-to-one correspondence with the second convex structures, shapes of cross sections of the second convex structures in the first direction are triangles, and the second convex structures have at least one inclined flat surface.