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Title: Efficient near-field wireless energy transfer using adiabatic system variations

Patent ·
OSTI ID:1082657

Disclosed is a method for transferring energy wirelessly including transferring energy wirelessly from a first resonator structure to an intermediate resonator structure, wherein the coupling rate between the first resonator structure and the intermediate resonator structure is .kappa..sub.1B, transferring energy wirelessly from the intermediate resonator structure to a second resonator structure, wherein the coupling rate between the intermediate resonator structure and the second resonator structure is .kappa..sub.B2, and during the wireless energy transfers, adjusting at least one of the coupling rates .kappa..sub.1B and .kappa..sub.B2 to reduce energy accumulation in the intermediate resonator structure and improve wireless energy transfer from the first resonator structure to the second resonator structure through the intermediate resonator structure.

Research Organization:
Massachusetts Inst. of Technology (MIT), Cambridge, MA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FG02-99ER45778
Assignee:
Massachusetts Institute of Technology (Cambridge, MA)
Patent Number(s):
8,362,651
Application Number:
12/571,949
OSTI ID:
1082657
Resource Relation:
Patent File Date: 2009 Oct 01
Country of Publication:
United States
Language:
English

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