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. 23, 2021

Filed:

Dec. 18, 2017
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Nadav Fine, Tel Aviv, IL;

Oz Barak, Tel Aviv, IL;

Tal Kaitz, Kiryat Ono, IL;

Assignee:

APPLE INC., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 3/08 (2006.01); G01S 17/10 (2020.01); G01S 17/32 (2020.01); G01S 17/894 (2020.01);
U.S. Cl.
CPC ...
G01S 17/10 (2013.01); G01S 17/32 (2013.01); G01S 17/894 (2020.01);
Abstract

Depth-sensing apparatus includes a laser, which is configured to emit pulses of optical radiation toward a scene. One or more detectors are configured to receive the optical radiation that is reflected from points in the scene and to output signals indicative of respective times of arrival of the received radiation. Control and processing circuitry is coupled to drive the laser to emit a succession of output sequences of the pulses with different, respective temporal spacings between the pulses within the output sequences in the succession, and to match the times of arrival of input sequences of the signals to the temporal spacings of the output sequences in order to find respective times of flight for the points in the scene.


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