WIRELESS POWER TRANSMISSION FOR PORTABLE WIRELESS POWER CHARGING
First Claim
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1. A portable wireless power charger, comprising:
- a charging pad including an antenna configured to generate a magnetic near-field for coupling of wireless power to a wireless powered device including a receiver, the antenna substantially disposed around a perimeter of the charging pad; and
a feeder cable for coupling input power to the charging pad.
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Abstract
Exemplary embodiments are directed to wireless power transfer. A portable wireless power charger includes an antenna configured to generate a magnetic near-field for coupling of wireless power to a wireless powered device including a receiver. The antenna is substantially disposed around the perimeter of the charging pad. The portable wireless power charger further includes a feeder cable for coupling the input power to the charging pad.
654 Citations
21 Claims
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1. A portable wireless power charger, comprising:
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a charging pad including an antenna configured to generate a magnetic near-field for coupling of wireless power to a wireless powered device including a receiver, the antenna substantially disposed around a perimeter of the charging pad; and a feeder cable for coupling input power to the charging pad. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A wireless power transmission system, comprising:
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a portable wireless power charger comprising; a charging pad including an antenna configured to generate a magnetic near-field, the antenna substantially disposed around a perimeter of the charging pad; and a feeder cable for coupling input power to the charging pad; and a wireless powered device comprising a receiver including a receive antenna, the receive antenna formed substantially about a physical interface of the wireless powered device with the charging pad.
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14. A method for transmitting wireless power, comprising:
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coupling a resonant frequency signal over a feeder cable; and generating a magnetic near-field about a charging pad including an antenna for coupling of wireless power to a wireless powered device in response to the resonant frequency signal received over the feeder cable. - View Dependent Claims (15, 16, 17)
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18. A portable wireless power charger, comprising:
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means for coupling a resonant frequency signal over a feeder cable; and means for generating a magnetic near-field about a charging pad including an antenna for coupling of wireless power to a wireless powered device in response to the resonant frequency signal received over the feeder cable. - View Dependent Claims (19, 20, 21)
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Specification