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:
Oct. 14, 2025

Filed:

Feb. 10, 2022
Applicant:

HI Llc, Los Angeles, CA (US);

Inventors:

Alex Borisevich, Lancaster, CA (US);

Ryan Field, Culver City, CA (US);

Han Yong Ban, Los Angeles, CA (US);

Assignee:

HI LLC, Culver City, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/16 (2006.01); A61B 5/00 (2006.01); A61B 5/375 (2021.01);
U.S. Cl.
CPC ...
A61B 5/165 (2013.01); A61B 5/375 (2021.01); A61B 5/4064 (2013.01); A61B 5/6803 (2013.01);
Abstract

An illustrative optical measurement system includes a light source configured to emit light directed at a target. The system further includes a detector configured to detect arrival times for photons of the light after the light is scattered by the target. The system further includes a temperature sensor configured to output a temperature signal representative of a temperature of the light source. The system further includes an optical sensor configured to output a power signal representative of an optical power level of the light emitted by the light source. The system further includes a driver circuit configured to output, based on the temperature signal and the power signal, an input current for the light source.


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