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.
Patent No.:
Date of Patent:
Aug. 05, 2025
Filed:
May. 25, 2023
Applicant:
Apple Inc., Cupertino, CA (US);
Inventors:
Miaolei Yan, Santa Clara, CA (US);
Tong Chen, Fremont, CA (US);
Nicholas C. Soldner, Los Altos, CA (US);
Assignee:
Apple Inc., Cupertino, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/087 (2006.01); A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/0873 (2013.01); A61B 5/0082 (2013.01); A61B 5/6803 (2013.01);
Abstract
A head mounted device may include one or more interferometric sensors positioned and oriented in a housing to sense particle movement caused by respiration of a user. Interferometric signals from the one or more interferometric sensors may be used to determine respiration information about the user.