Patent · US Active

Resonance detection and control within a wireless power system

US9479225B2 · kind B2 · utility

3Cited by
8References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 11, 2010
Grant dateOct 25, 2016
Priority date
Expiry dateAug 5, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B5/26
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Exemplary embodiments are directed to resonant frequency tuning. A device includes a transmit coil for transmitting wireless power. The device further includes a transmit element configured to selectively modify a resonant frequency of the transmitter by at least one of inserting the transmit element into the transmit coil or inductively coupling the transmit element to the transmit coil.

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