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.

Date of Patent:
Mar. 22, 2022

Filed:

Sep. 04, 2018
Applicant:

Omnivision Technologies, Inc., Santa Clara, CA (US);

Inventors:

Wei-Ping Chen, New Taipei, TW;

Tsung-Wei Wan, Baoshan Township, TW;

Jau-Jan Deng, Taipei, TW;

Assignee:

OmniVision Technologies, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 17/02 (2006.01); G02B 27/42 (2006.01); H01S 5/42 (2006.01); H01S 5/00 (2006.01); G03B 35/00 (2021.01);
U.S. Cl.
CPC ...
G02B 17/023 (2013.01); G02B 27/425 (2013.01); H01S 5/423 (2013.01); G03B 35/00 (2013.01); H01S 5/005 (2013.01);
Abstract

A structure light module comprises: a VCSEL substrate comprising a VCSEL array comprising a plurality of individual VCSELs; a first spacer disposed on the VCSEL substrate; a first wafer level lens comprising a glass substrate and at least a replicated lens on a first surface of the glass substrate disposed on the first spacer; a FOE disposed on the first wafer level lens; a second spacer disposes on the FOE; a second wafer level lens comprising a glass substrate and at least a replicated lens on a first surface of the glass substrate disposed on the second spacer; a third spacer disposed on the second wafer level lens; a DOE disposed on the third spacer, where a structure light is projected from the DOE on a target surface for 3D imaging.


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