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:
Feb. 08, 2022
Filed:
Dec. 04, 2017
Applicant:
Nokia Technologies Oy, Espoo, FI;
Inventors:
Harri Lasarov, Espoo, FI;
Joni Jantunen, Helsinki, FI;
Leo Karkkainen, Helsinki, FI;
Tuomo Latva-Kayra, Espoo, FI;
Assignee:
Nokia Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/47 (2006.01); A61B 5/024 (2006.01); A61B 5/1455 (2006.01);
U.S. Cl.
CPC ...
G01N 21/474 (2013.01); A61B 5/02427 (2013.01); A61B 5/02438 (2013.01); A61B 5/14552 (2013.01); A61B 2562/0233 (2013.01); A61B 2562/146 (2013.01);
Abstract
An apparatus including a plurality of light sources configured to emit light for reflection from tissue of a user wearing the apparatus, at least one light detector configured to detect light that enters the light detector to produce a detected signal for a physiological measurement, and a light-conducting element configured to conduct light to the light detector, wherein the apparatus is configured to allow light reflected from the tissue of the user to enter the light-conducting element at a plurality of spatially separated locations.