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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 11105971 B1

PDFFull Text
Date of Patent:
Aug. 31, 2021

Filed:

Nov. 19, 2018

Light guide assembly, method for manufacturing the same, and total reflective display device

Applicants:

Boe Technology Group Co., Ltd., Beijing, CN;

Beijing Boe Optoelectronics Technology Co., Ltd., Beijing, CN;

Inventors:

Fei Liang, Beijing, CN;

Jingjun Du, Beijing, CN;

Zheng Wang, Beijing, CN;

Tingxiu Hou, Beijing, CN;

Xiuyun Chen, Beijing, CN;

Lingyu Sun, Beijing, CN;

Assignees:

BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;

BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing, CN;

Attorney:

Westman, Champlin & Koehler, P.A.

Primary Examiner:

Andrew J Coughlin

Int. Cl.
CPC ...
H01J 1/63 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0065 (2013.01); G02B 6/0041 (2013.01);
Abstract

A light guide assembly, a total reflective display device and a method for manufacturing a light guide assembly are provided in the embodiments of the disclosure, the light guide assembly including: a first transparent adhesion layer, having a first profile formed thereon; a second transparent adhesion layer adhered to the first transparent adhesion layer and formed with a second profile corresponding to the first profile on a side of the second transparent adhesion layer adhered to the first transparent adhesion layer, the first profile and the second profile being formed to be in positive fit with each other and configured to incur light refraction at an interface therebetween of light rays being incident upon the first transparent adhesion layer from the second transparent adhesion layer to decrease an incident angle of the light rays; and a light guide panel, arranged on a side of the second transparent adhesion layer facing away from the first transparent adhesion layer.

Find Patent Forward Citations

Liang, Fei. (2021). Light guide assembly, method for manufacturing the same, and total reflective display device (U.S. Patent No. 11105971). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11105971

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