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.:

US 7641618 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 05, 2010

Filed:

Mar. 18, 2005
Applicants:

Satoshi Noda, Hirakata, JP;

Takeshi Minamiura, Osaka, JP;

Hidetaka Sakai, Katano, JP;

Fumiiki Yoneda, Moriguchi, JP;

Inventors:

Satoshi Noda, Hirakata, JP;

Takeshi Minamiura, Osaka, JP;

Hidetaka Sakai, Katano, JP;

Fumiiki Yoneda, Moriguchi, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heart beat/respiration measuring device comprising a sheet-like capacitance-type pressure sensor adapted to be pressed against the human body, and a measuring circuit for measuring a heart rate and/or respiration rate from the output of the sensor. The capacitance-type pressure sensor includes a sheet-like dielectric body elastically deformable in all directions and a pair of conductive clothes with stretchability disposed on opposite sides of the dielectric body. The measuring circuit comprises a resonant circuit wherein the capacitance-type pressure sensor serves as an oscillation capacitor, and a calculation processing circuit for detecting variations in the oscillation frequency of the resonant circuit and calculating the heart rate and/or respiration rate based on the frequency component or components of heart beats and/or respiration included in the variations.


Find Patent Forward Citations

Noda, Satoshi. (2010). Capacitance-type pressure sensor and heart beat / respiration measuring device using the same (U.S. Patent No. 7641618). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7641618

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