System and method of wireless power supply
US11979036B2 · kind B2 · utility
0Cited by
0References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2021 |
| Grant date | May 7, 2024 |
| Priority date | — |
| Expiry date | Dec 28, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/14
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A system and method for sensorless coil detection that exploits a dead-time effect in a WPT inverter as an indicator of presence of a receiver. In one embodiment, a system described herein may be configured to detect arrival of a moving receiver prior to alignment of the moving receiver with the transmitter for power transmission.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.