Coaxial resonance coil having toroidal shape for wireless power transmission
AssigneeElectronics and Telecommunications Research Institute
InventorsJe Hoon Yun, Seong Min Kim, Jung Ick Moon, Duk Ju Ahn, Soon Ik Jeon, In Kui Cho
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Abstract
A coaxial resonance coil having a toroidal shape for wireless power transmission is provided. The coaxial resonance coil may include a central conductive wire used as a power feeding loop for indirectly feeding power to a resonance coil, and an outer conductive wire used as a resonance coil which is wound a plurality of turns in a toroidal shape around the central conductive wire as an axis.
Claims7
A coaxial resonance coil having a toroidal shape, comprising:
- a central conductive wire used as a power feeding loop which indirectly feeds power to a resonance coil;
- and
- an outer conductive wire used as a plurality of resonance coils which is wound a plurality of turns in a toroidal shape around the central conductive wire as an axis,
- wherein the outer conductive wire is at least one resonance coil which is manufactured as an open type.
A coaxial resonance coil having a toroidal shape, comprising:
- a central conductive wire used as a power feeding loop which indirectly feeds power to a resonance coil;
- and
- an outer conductive wire used as a plurality of resonance coils which is wound a plurality of turns in a toroidal shape around the central conductive wire as an axis,
- wherein the resonance coil is arranged in a plurality of layers with respect to the central conductive wire as an axis.
A coaxial resonance coil having a toroidal shape, comprising:
- a central conductive wire used as a power feeding loop which indirectly feeds power to a resonance coil;
- and
- an outer conductive wire used as a plurality of resonance coils which is wound a plurality of turns in a toroidal shape around the central conductive wire as an axis,
- wherein the resonance coil is implemented in a prefabricated type using a connection device.
Dependencies are inferred from the claim text.