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. 07, 2025

Filed:

Dec. 29, 2023
Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

Harini Chimalapati, Bellevue, WA (US);

Christopher Jon Johnson, Snoqualmie, WA (US);

Jingyang Xue, Sunnyvale, WA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); H01S 3/034 (2006.01); H01S 3/04 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); H01S 3/0346 (2013.01); H01S 3/04 (2013.01); G02B 2027/0178 (2013.01);
Abstract

The present disclosure relates to systems, methods, and computer readable media for modeling thermal effects within a multi-laser device. For example, systems described herein may include a plurality of laser devices that output energy streams having corresponding operating windows. One or more systems described herein may include a set of accumulators for tracking quantities of energy samples within operating windows and populating a queue representative of the tracked quantities. One or more systems described herein may additionally include filters and a summing module for determining temperature values for operating windows and synchronizing the temperature values with one another to determine an accurate system temperature for the multi-laser device. The features described herein facilitate synchronization of data for corresponding operating windows to provide an accurate determination of system temperature based on a combination of self-heating and crosstalk effects between multiple laser devices.


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