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:
Jun. 09, 2026
Filed:
Feb. 20, 2023
Jvckenwood Corporation, Yokohama, JP;
Shohei Odan, Yokohama, JP;
Takayuki Sugahara, Yokohama, JP;
JVCKENWOOD Corporation, Yokohama, JP;
Abstract
A measurement apparatus includes a first biometric sensor configured to measure, as a biological signal, at least one of a brain wave signal and a pulse wave signal of a living body, a second biometric sensor configured to measure a respiratory rate of the living body per unit time, a differential operation unit configured to calculate a differential value of a periodic feature of the biological signal, an activity level analysis unit configured to analyze an activity level of an autonomic nerve of the living body based on the differential value, and an activity level correction unit configured to correct the activity level of the autonomic nerve by eliminating a component caused by respiration of the living body and included in the activity level of the autonomic nerve based on the respiratory rate of the living body per unit time.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile