Patent · US Active

Battery short circuit monitoring

US8120325B2 · kind B2 · utility

8Cited by

0References

20Claims

0Family size

Assignee

Sony Ericsson Mobile Communications AB · SE

Inventors

Mats Wolf · Södra Sandby, SE
Jan-Olof Svensson · Kivik, SE

Key dates

Filing date	Sep 7, 2007
Grant date	Feb 21, 2012
Priority date	—
Expiry date	May 11, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG01R31/52
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A system measures a voltage of a battery of a user device, measures a temperature and an acceleration of the battery if a decrease in battery voltage is measured, and determines whether the battery is functioning properly based on one or more of the measured voltage, temperature, or acceleration of the battery.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.