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:
Mar. 29, 2022
Filed:
Feb. 26, 2020
Facebook Technologies, Llc, Menlo Park, CA (US);
Rajendra D. Pendse, Fremont, CA (US);
FACEBOOK TECHNOLOGIES, LLC, Menlo Park, CA (US);
Abstract
Disclosed herein are techniques for aligning a collimator assembly with an array of LEDs. According to certain embodiments, a method includes using lithography to form a first plurality of contact pads and a second plurality of contact pads on a backplane; bonding a plurality of dies to the first plurality of contact pads, wherein each of the plurality of dies comprises a plurality of light emitting diodes; forming a first plurality of features on the second plurality of contact pads; and aligning a plurality of lenses on an assembly with the plurality of dies by coupling a second plurality of features on the assembly with the first plurality of features on the second plurality of contact pads.