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:
Jan. 04, 2022
Filed:
Oct. 08, 2019
Applicant:
Pixart Imaging Inc., Hsin-Chu County, TW;
Inventors:
Wei-Ru Han, Hsin-Chu County, TW;
Chih-Yuan Chuang, Hsin-Chu County, TW;
Cheng-Nan Tsai, Hsin-Chu County, TW;
Ren-Hau Gu, Hsin-Chu County, TW;
Assignee:
PIXART IMAGING INC., Hsin-Chu County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/02 (2006.01); A61B 5/026 (2006.01); A61B 5/0295 (2006.01); A61B 5/00 (2006.01); A61B 5/024 (2006.01);
U.S. Cl.
CPC ...
A61B 5/0261 (2013.01); A61B 5/0295 (2013.01); A61B 5/02416 (2013.01); A61B 5/7278 (2013.01); A61B 5/441 (2013.01); A61B 5/7282 (2013.01); A61B 2503/10 (2013.01);
Abstract
A physiological detection system including an array sensor and a processing unit is provided. The array sensor is configured to output array PPG signals. The processing unit is configured to construct a 3D energy distribution according to the array PPG signals to accordingly identify different microcirculation states.