Power transmission

A device for power transmission comprising:

• a primary comprising a conductive winding,
• a resonant secondary having a resonant frequency, the resonant secondary magnetically coupled to the primary, the resonant secondary comprising:
• a plurality of magnetic resonators, each magnetic resonator consisting of a conductive winding and having a magnetic axis,
• the plurality of magnetic resonators connected in series, with the magnetic axis of each of the plurality of magnetic resonators magnetically coupled to the primary;
• and
• a collector coupled to only one terminal of the secondary.

A system for transferring power between a power source operating at a frequency and a load, comprising:

• a power transmission device comprising:
• a transmit primary comprising a conductive winding, the transmit primary coupled to the power source,
• a resonant transmit secondary haying a resonant frequency, the resonant secondary magnetically coupled to the transmit primary, the resonant transmit secondary comprising:
• a plurality of transmit magnetic resonators, each transmit magnetic resonator comprising a conductive winding and having a magnetic axis,
• the plurality of transmit magnetic resonators connected in series, with the magnetic axis of each of the plurality of transmit magnetic resonators magnetically coupled to the transmit primary,
• a power reception device comprising:
• a receive primary comprising a conductive winding, the receive primary coupled to a load,
• a resonant receive secondary having a resonant frequency, the resonant receive secondary magnetically coupled to the receive primary, the resonant receive secondary comprising:
• a plurality of receive magnetic resonators, each receive magnetic resonator comprising a conductive winding and having a magnetic axis,
• the plurality of receive magnetic resonators connected in series, with the magnetic axis of each of the plurality of receive magnetic resonators magnetically coupled to the receive primary,
• and
• a collector coupled to only one terminal of the power transmission device.

A system for transferring power between a power source operating at a frequency and a load, comprising:

• a power transmission device comprising:
• a transmit primary comprising a conductive winding, the transmit primary coupled to the power source,
• a resonant transmit secondary having a resonant frequency, the resonant secondary magnetically coupled to the transmit primary, the resonant transmit secondary comprising:
• a plurality of transmit magnetic resonators, each transmit magnetic resonator consisting of a conductive winding and having a magnetic axis,
• the plurality of transmit magnetic resonators connected in series, with the magnetic axis of each of the plurality of transmit magnetic resonators magnetically coupled to the transmit primary,
• a power reception device comprising:
• a receive primary comprising a conductive winding, the receive primary coupled to a load,
• a resonant receive secondary having a resonant frequency, the resonant receive secondary magnetically coupled to the receive primary, the resonant receive secondary comprising:
• a plurality of receive magnetic resonators, each receive magnetic resonator consisting of a conductive winding and having a magnetic axis,
• the plurality of receive magnetic resonators connected in a series, with the magnetic axis of each of the plurality of receive magnetic resonators magnetically coupled to the receive primary,
• and
• a collector coupled to only one terminal of the power reception device.