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:
May. 10, 2022

Filed:

Jun. 28, 2017
Applicant:

Google Llc, Mountain View, CA (US);

Inventors:

Jie Tan, Foster City, CA (US);

Gang Pan, Fremont, CA (US);

Jon Karafin, Morgan Hill, CA (US);

Thomas Nonn, Berkeley, CA (US);

Julio C. Hernandez Zaragoza, Mountain View, CA (US);

Assignee:

Google LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/80 (2017.01); G06T 3/00 (2006.01); G06T 7/521 (2017.01); G06K 9/46 (2006.01); G01S 17/08 (2006.01); G01S 17/42 (2006.01); H04N 13/271 (2018.01); G01S 17/86 (2020.01); H04N 13/232 (2018.01);
U.S. Cl.
CPC ...
G06T 7/80 (2017.01); G01S 17/08 (2013.01); G01S 17/42 (2013.01); G01S 17/86 (2020.01); G06K 9/4604 (2013.01); G06T 3/0068 (2013.01); G06T 7/521 (2017.01); H04N 13/271 (2018.05); H04N 13/232 (2018.05);
Abstract

Depths of one or more objects in a scene may be measured with enhanced accuracy through the use of a light-field camera and a depth sensor. The light-field camera may capture a light-field image of the scene. The depth sensor may capture depth sensor data of the scene. Light-field depth data may be extracted from the light-field image and used, in combination with the sensor depth data, to generate a depth map indicative of distance between the light-field camera and one or more objects in the scene. The depth sensor may be an active depth sensor that transmits electromagnetic energy toward the scene; the electromagnetic energy may be reflected off of the scene and detected by the active depth sensor. The active depth sensor may have a 360° field of view; accordingly, one or more mirrors may be used to direct the electromagnetic energy between the active depth sensor and the scene.


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