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.:
Date of Patent:
May. 23, 2023
Filed:
Oct. 26, 2018
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventor:
Sami Maattanen, Helsinki, FI;
Assignee:
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02F 1/1335 (2006.01); G02B 5/04 (2006.01); G02B 5/02 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0053 (2013.01); G02B 5/0242 (2013.01); G02B 6/0051 (2013.01); G02F 1/133528 (2013.01); G02B 5/0268 (2013.01); G02B 5/04 (2013.01); G02F 2202/28 (2013.01);
Abstract
An integral light guide for an electronic display includes a top surface, a bottom surface, and a body extending between the top surface and the bottom surface. The body includes a prism section and a microstructure section, the prism section is arranged adjacent to the top surface, the microstructure section is arranged adjacent to the bottom surface. The prism section includes a prism pattern enclosed within the body.