A wireless power system includes a power source, power receiver, and components thereof. A current sensor senses the amount of current through the antenna. That amount of current is then used to adjust characteristics of the transmitting or receiving.

Claims

37 · 5 independent · depth 5

37 granted claims

›1.independentA wireless power transmitter, comprisingna magnetically resonant antenna;a transmit system that creates a driving signal at a frequency that is substa…+8

›2.↳ 1A transmitter as in claim 1, wherein said antenna is tuned to 13.56 Mhz.d2

›3.↳ 1A transmitter as in claim 1, wherein said antenna is tuned to 135 Khz.d2

›4.↳ 1A transmitter as in claim 1, further comprising a controller that monitors said current sense signal, and uses said signal to change said driving sign…d2+4

›9.↳ 1A transmitter as in claim 1, wherein said magnetically resonant antenna includes at least one component with a specified voltage and/or current rating…d2

›10.independentA wireless power receiver, comprisingna magnetically resonant antenna;a receive system that receives a signal at a frequency that is substantially res…+9

›11.↳ 10A receiver as in claim 10, wherein said antenna is tuned to 13.56 Mhz.d2

›12.↳ 10A receiver as in claim 10, wherein said antenna is tuned to 135 Khz.d2

›13.↳ 10A receiver as in claim 10, further comprising a controller that monitors said signal from said current sensor, and uses said signal to change said dri…d2+4

›18.↳ 10A receiver as in claim 10, further comprising an overload protection part, responsive to said amount of current, that prevents currents higher than a …d2+1

›20.independentA method, comprising using an antenna which is tuned to have a magnetic resonance at a first frequency to receive a wireless magnetic signal;nusing el…+4

›25.independentA method, comprisingnusing electrical circuitry to convert electrical power to a magnetic signal at a first frequency;using an antenna which is tuned …+3

›29.independentA wireless power receiver, comprisingna magnetically resonant antenna;a receive system that receives a signal at a frequency that is substantially res…+8

Classifications

2 codes

IPC · International Patent Classification

Section H — Electricity

H02J1/10

USPC · US Patent Classification

307/20

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File wrapper

Pendency

2.1 y

778 days filing → grant

Office actions

non-final + final

Responses

4 RCE

Examiner

Robert L. Deberadinis

art unit 2836 · TC 2800

Law firm

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Citations: 8 back · 0 forward

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Priority chain

2 priority documents

Priority

10 Mar 2008

earliest claimed

›Priority documents — 2

Type	Document	Date
provisional	US 61035340	10 Mar 2008
related publication	US 20090224609 A1	10 Sep 2009

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