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:
Oct. 31, 2017
Filed:
Jan. 28, 2015
Applicant:
Well Being Digital Limited, Shatin, New Territories, HK;
Inventors:
Chor Tin Ma, Hong Kong, CN;
Kai Kin Chan, Hong Kong, CN;
Ming Yip Wong, Hong Kong, CN;
Kai Wai Yeung, Hong Kong, CN;
Fo Chau, Hong Kong, CN;
Assignee:
Well Being Digital Limited, Hong Kong, HK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/02 (2006.01); A61B 5/0205 (2006.01); A61B 5/024 (2006.01); A61B 5/00 (2006.01); A63B 24/00 (2006.01); A63B 71/06 (2006.01); A61B 5/1455 (2006.01); G05B 15/02 (2006.01); G06F 3/16 (2006.01);
U.S. Cl.
CPC ...
A61B 5/02055 (2013.01); A61B 5/02433 (2013.01); A61B 5/02438 (2013.01); A61B 5/14551 (2013.01); A61B 5/6817 (2013.01); A61B 5/6824 (2013.01); A61B 5/7207 (2013.01); A61B 5/7214 (2013.01); A63B 24/0062 (2013.01); A63B 71/0686 (2013.01); G05B 15/02 (2013.01); G06F 3/165 (2013.01); A61B 2503/10 (2013.01); A63B 2230/06 (2013.01);
Abstract
A noninvasive light sensor for detecting heart beat signals has a circular support member engageable circumferentially with a body part of a person. There are a plurality of light emitters and light detectors located around a circumference of the circular support member for respectively emitting light signals into different areas of tissue surrounding the body part, and receiving reflected light signals from the different areas of tissue surrounding the body part.