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:
Sep. 16, 2025
Filed:
Apr. 01, 2022
Applicant:
Acer Incorporated, New Taipei, TW;
Inventors:
Tsung-Wei Tu, New Taipei, TW;
Yi-Jung Chiu, New Taipei, TW;
Shih-Ting Huang, New Taipei, TW;
Yen-Hsien Li, New Taipei, TW;
Chun-Yu Chen, New Taipei, TW;
Assignee:
Acer Incorporated, New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G02B 27/14 (2006.01); G02B 27/30 (2006.01); G02B 27/28 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0176 (2013.01); G02B 27/0172 (2013.01); G02B 27/14 (2013.01); G02B 27/30 (2013.01); G02B 2027/0159 (2013.01); G02B 2027/0178 (2013.01); G02B 27/283 (2013.01);
Abstract
A pair of augmented reality glasses including a projection device and a waveguide is provided. The projection device is configured to provide a collimated beam. The waveguide has a plurality of free form surfaces. Distances between each free form surface and the projection device are different from each other. The collimated beam progresses to and reflects off these free form surfaces in sequence, and then enters eyes of the user.