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:
Feb. 20, 2024
Filed:
Jul. 19, 2022
Applicant:
Magic Leap, Inc., Plantation, FL (US);
Inventors:
Shuqiang Yang, Austin, TX (US);
Kang Luo, Austin, TX (US);
Vikramjit Singh, Pflugerville, TX (US);
Frank Y. Xu, Austin, TX (US);
Assignee:
Magic Leap, Inc., Plantation, FL (US);
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/18 (2006.01); G02B 27/01 (2006.01);
U.S. Cl.
CPC ...
G02B 5/1857 (2013.01); G02B 5/1842 (2013.01); G02B 27/0172 (2013.01); G02B 2027/0125 (2013.01);
Abstract
A method of fabricating a blazed diffraction grating comprises providing a master template substrate and imprinting periodically repeating lines on the master template substrate in a plurality of master template regions. The periodically repeating lines in different ones of the master template regions extend in different directions. The method additionally comprises using at least one of the master template regions as a master template to imprint at least one blazed diffraction grating pattern on a grating substrate.