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:
Jun. 04, 2019
Filed:
Dec. 05, 2017
Applicant:
K Laser Technology, Inc., Hsinchu, TW;
Inventor:
Wai-Hon Lee, Los Altos, CA (US);
Assignee:
K Laser Technology, Inc., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G02B 27/18 (2006.01); G02B 27/22 (2018.01); G02B 27/42 (2006.01);
U.S. Cl.
CPC ...
G02B 27/18 (2013.01); G02B 27/22 (2013.01); G02B 27/4255 (2013.01); G06K 9/00228 (2013.01);
Abstract
Apparatus for projecting a pattern includes a laser source, a collimating lens and a diffractive optical element (DOE) to diffract the collimated laser beam into a specific dot pattern for sensing the depth of a three dimensional (3D) surface.