公开(公告)号：US20220373884A1

公开(公告)日：2022-11-24

申请号：US17764418

申请日：2021-05-19

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiao ZHANG ,  Yongxing LIU ,  Jiahui HAN ,  Hua HUANG ,  Kang GUO ,  Xin GU

IPC: G03F7/00 ,  G02B5/30

Abstract: Wire grid polarizer and manufacturing method thereof are provided, the wire grid polarizer includes: substrate; first wire grid formed on substrate, including first wire grid reflection strips arranged parallel to each other and at equal intervals; second wire grid formed at a side of first wire grid away from substrate, including second wire grid reflection strips arranged in parallel to each other and at equal intervals; second wire grid reflection strips are in one-to-one correspondence with first wire grid reflection strips; orthographic projections of second wire grid reflection strip onto substrate falls within orthographic projections of corresponding first wire grid reflection strip onto substrate; wire width of second wire grid reflection strip is less than that of first wire grid reflection strip; and wire spacing of second wire grid reflection strip is greater than that of the first wire grid reflection strip.

公开(公告)号：US20220229209A1

公开(公告)日：2022-07-21

申请号：US17575511

申请日：2022-01-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kang GUO ,  Mengya SONG ,  Duohui LI ,  Xin GU ,  Feng ZHANG ,  Meili WANG ,  Fei WANG ,  Renquan GU ,  Qi YAO ,  Guangcai YUAN ,  Xue DONG ,  Jing YU

IPC: G02B3/00 ,  H01L33/58 ,  H01L33/00

Abstract: A method for manufacturing a light field display device and a light field display device are provided, the method includes: forming a plano-concave lens layer on a substrate, and the plano-concave lens layer comprises a plurality of plano-concave lenses arranged in an array and a plurality of alignment marks arranged at preset positions; forming a first planarization layer covering the plano-concave lens layer to form a microlens array, the first planarization layer having a refractive index greater than a refractive index of the plano-concave lens layer; attaching the light-emitting side of the display panel to a side of the microlens array away from the substrate according to the alignment mark.

公开(公告)号：US20220155612A1

公开(公告)日：2022-05-19

申请号：US17483530

申请日：2021-09-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Kang GUO ,  Renquan GU ,  Xin GU ,  Feng ZHANG ,  Meili WANG ,  Guangcai YUAN ,  Xue DONG ,  Mengya SONG ,  Duohui LI ,  Qi YAO ,  Jing YU

IPC: G02B30/27 ,  H04N13/305

Abstract: Embodiments of the present application disclose a method for manufacturing a naked-eye 3D device and a naked-eye 3D device. The method includes: forming a display module including a plurality of pixel islands; forming a spacer layer on the display module; and forming a micro-lens array on the spacer layer, wherein the spacer layer is formed to have a thickness such that the plurality of pixel islands are located at a focal plane of the micro-lens array. The method further includes: forming an alignment mark between the spacer layer and the display module, wherein the alignment mark is used for, when forming the micro-lens array, aligning each micro-lens in the micro-lens array with one of the plurality of pixel islands.

公开(公告)号：US20210333457A1

公开(公告)日：2021-10-28

申请号：US16485810

申请日：2019-01-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shuilang DONG ,  Xin GU ,  Kang GUO ,  Da LU ,  Qingzhao LIU ,  Lei ZHAO

IPC: G02B5/30 ,  C23F1/12 ,  G03F7/16 ,  G03F7/42 ,  G03F7/00

Abstract: A method of manufacturing a metal wire, a method of manufacturing a metal wire grid, a wire grid polarizer, and an electronic device are provided. The method of manufacturing a metal wire includes: forming a metal material layer on a base substrate etching the metal material layer by using a composite gas including an etching gas and a coating reaction gas to form the metal wire and a protective coating layer on a surface of the metal wire.

公开(公告)号：US20210215867A1

公开(公告)日：2021-07-15

申请号：US16645900

申请日：2019-10-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kang GUO ,  Yanhui LU ,  Xin GU

IPC: G02B5/30

Abstract: A method for manufacturing a metal wire grid polarizer includes providing a template having grooves; forming a metal layer in the grooves, which comprises coating a metal thin film on a surface of the template on which the grooves are provided, and impressing the metal thin film so that the metal thin film is filled in the grooves to form a metal wire grid structure, the metal wire grid structure comprising the metal layer formed in the grooves and a cladding layer integrated with the metal layer and covering the surface of the template; and moving the metal layer to a substrate to manufacture the metal wire grid polarizer.

公开(公告)号：US20210165317A1

公开(公告)日：2021-06-03

申请号：US16772964

申请日：2019-10-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wei TAN ,  Kang GUO ,  Xin GU

IPC: G03F7/00 ,  B32B37/12 ,  B29C59/02

Abstract: The present disclosure provides an imprint template, including: a base substrate, a pattern layer for imprinting and a planarization layer; wherein the planarization layer is located on a surface of the pattern layer facing away from the base substrate, and a surface of the planarization layer facing away from the base substrate is a plane; and the planarization layer and the pattern layer are configured such that under a specific film removing process, the planarization layer is removed while the pattern layer remains. The present disclosure further provides a preparation method of an imprint template, and an imprint method.

公开(公告)号：US20180088429A1

公开(公告)日：2018-03-29

申请号：US15717084

申请日：2017-09-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xin GU

IPC: G02F1/157

CPC classification number: G02F1/157 ,  G02F2203/055 ,  G02F2203/58

Abstract: A color electronic paper and a manufacturing method thereof are provided. The color electronic paper comprises: a first substrate; a second substrate arranged opposite to the first substrate; and a plurality of pixel units provided between the first substrate and the second substrate, wherein each of the plurality of pixel units comprises: a first electrode provided on the first substrate; a microstructure provided on the first substrate; a second electrode provided on the second substrate and facing to the first substrate, and the second electrode being capable of reflecting light incident onto a surface thereof; a color filter provided on a side of the second electrode close to the first substrate; a medium layer provided between the microstructure and the color filter, and wherein a refractive index of the medium layer is capable of being changed by an electric field generated between the first electrode and the second electrode.