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:
Jan. 09, 2024

Filed:

Sep. 06, 2022
Applicant:

Lg Innotek Co., Ltd., Seoul, KR;

Inventors:

John Hostetler, Hightstown, NJ (US);

Yahla Tachwali, Princeton, NJ (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/491 (2020.01); G01S 7/4912 (2020.01); G01S 7/481 (2006.01); G01S 17/931 (2020.01); H01L 27/144 (2006.01);
U.S. Cl.
CPC ...
G01S 7/4912 (2013.01); G01S 7/4816 (2013.01); G01S 17/931 (2020.01); H01L 27/1443 (2013.01); H01L 27/1446 (2013.01);
Abstract

A single photon counting sensor array includes one or more emitters configured to emit a plurality of pulses of energy, and a detector array comprising a plurality of pixels. Each pixel includes one or more detectors, a plurality of which are configured to receive reflected pulses of energy that were emitted by the one or more emitters. A mask material is positioned to cover some but not all of the detectors of the plurality of pixels to yield blocked pixels and unblocked pixels so that each blocked pixel is prevented from detecting the reflected pulses of energy and therefore only detects intrinsic noise.


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