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:
Nov. 03, 2026
Filed:
Sep. 03, 2024
Nuvoton Technology Corporation Japan, Kyoto, JP;
Takumi Kato, Kyoto, JP;
NUVOTON TECHNOLOGY CORPORATION JAPAN, Kyoto, JP;
Abstract
A battery monitoring device includes: a reference resistor connected to a cell stack in series; a measurement calculation unit (a voltage measurement unit, a current measurement unit, and an impedance calculation unit) configured to measure impedance of each of cells in the cell stack and impedance of the reference resistor; and a calibration unit configured to correct a gain and a phase of the impedance of each of the cells that has been measured, using the impedance of the reference resistor that has been measured.
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