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. 05, 1999

Filed:

May. 30, 1997
Applicant:
Inventors:

Yoichi Arai, Susono, JP;

Kenichi Shimoyama, Susono, JP;

Tsutomu Saigo, Susono, JP;

Ryo Kumagai, Susono, JP;

Assignee:

Yazaki Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J / ; H01M / ;
U.S. Cl.
CPC ...
320132 ; 320134 ; 429 90 ; 324427 ; 340636 ;
Abstract

In each time slot, along with processing collected sets of amperage data and voltage data and a data on a reference current to provide a first value as an estimated residual capacity for a normal travelling, the amperage data are processed to provide a second value representative of a discharge quantity, and the second value is subtracted from the first value to provide a third value as a residual capacity for a high load condition, permitting the first value to be displayed in the normal travelling and the third value to be displayed under the high load condition, as this condition is detected by checking a significance of correlation in dispersion of the collected sets of data.


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