The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 23, 2019
Filed:
May. 19, 2017
Witricity Corporation, Watertown, MA (US);
Hans Peter Widmer, Wohlenschwil, CH;
Markus Bittner, Sarmenstorf, CH;
WiTricity Corporation, Watertown, MA (US);
Abstract
Techniques for wireless power charging of chargeable devices such as electric vehicles are provided. An example of a wireless power transmitting apparatus according to the disclosure includes a first coil structure, at least one second coil structure disposed adjacent to the first coil structure, and a transmitter operably and electrically connected to the first coil structure, such that the transmitter is configured to provide an electrical signal to the first coil structure and such that the at least one second coil structure is a parasitic coil structure and such that at least one of the first and the at least one second coil structure is a double-D coil structure.