Recycling piezoelectric energy-harvesting switched-inductor CMOS charger
US12199529B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 1, 2021 |
| Grant date | Jan 14, 2025 |
| Priority date | — |
| Expiry date | Sep 24, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M7/219
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Devices and methods for charging a power storage device using a piezoelectric energy-harvest charger that employs a single switched inductor stage. The charger may maintain a maximum power point without requiring a second switched inductor stage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.