Patent · US Active

Wireless power transmission in electric vehicles

US9561730B2 · kind B2 · utility

28Cited by

22References

28Claims

0Family size

Assignee

QUALCOMM Incorporated · US

Inventors

Hanspeter Widmer · Wohlenschwil, CH
Nigel P. Cook · El Cajon, US
Lukas Sieber · Olten, CH

Key dates

Filing date	Apr 7, 2011
Grant date	Feb 7, 2017
Priority date	—
Expiry date	Nov 4, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T90/14
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Exemplary embodiments are directed to bidirectional wireless power transfer using magnetic resonance in a coupling mode region between a charging base (CB) and a battery electric vehicle (BEV). For different configurations, the wireless power transfer can occur from the CB to the BEV and from the BEV to the CB.

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