Measurement apparatus of power storage device and measurement method
US11988717B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Apr 15, 2020 |
| Grant date | May 21, 2024 |
| Priority date | — |
| Expiry date | Apr 15, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A measurement apparatus of a power storage device supplies constant current to the power storage device, measures voltage of the power storage device, and computes an internal state of the power storage device on the basis of voltage change in the power storage device subjected to the measurement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.