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:
Jul. 28, 2020
Filed:
Jun. 12, 2015
Applicant:
Nokia Technologies Oy, Espoo, FI;
Inventors:
Assignee:
Nokia Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/1455 (2006.01); A61B 5/024 (2006.01); A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/14552 (2013.01); A61B 5/02427 (2013.01); A61B 5/6802 (2013.01); A61B 5/681 (2013.01); A61B 5/6833 (2013.01); A61B 2562/0233 (2013.01); A61B 2562/0238 (2013.01);
Abstract
An apparatus and method, the apparatus comprising; a light collector configured to collect ambient light and provide the collected light to a portion of skin of a user; a photodetector configured to enable a biometric parameter to be monitored by detecting changes in the light absorbed by the portion of skin; and an amplifier configured to amplify an output signal provided by the photodetector; wherein the light collector is configured to filter the collected ambient light to increase the proportion of light within a selected range of wavelengths which is provided to the portion of skin of the user relative to the collected ambient light.