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.

Date of Patent:
Oct. 11, 2005

Filed:

Apr. 25, 2002
Applicants:

Gesshi Higashida, Fukuoka, JP;

Toshiyuki Shimizu, Fukuoka, JP;

Tiejun Miao, Yokohama, JP;

Wasei Miyazaki, Tokushima, JP;

Hideyuki Asaoka, Takasaki, JP;

Inventors:

Gesshi Higashida, Fukuoka, JP;

Toshiyuki Shimizu, Fukuoka, JP;

Tiejun Miao, Yokohama, JP;

Wasei Miyazaki, Tokushima, JP;

Hideyuki Asaoka, Takasaki, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F019/00 ; G06F015/18 ;
U.S. Cl.
CPC ...
Abstract

A method of judging a biological state comprising using: (1) correlation and/or symmetry between Lyapunov exponent and entropy; and/or (2) Higuchi fractal dimension, wherein the Lyapunov exponent, entropy and Higuchi fractal dimension are indices that can express chaotic nature and derived from time series data of biological signals from a subject.


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