METHOD AND SYSTEM FOR WIRELESS CHARGING USING RADIO WAVE
First Claim
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1. A method for wirelessly charging an electronic device using a radio wave, the method comprising:
- scanning a radio wave of an access point;
determining an available charging frequency band among a plurality of frequency bands;
sending the access point a request for transmitting a charging radio wave at the available charging frequency band; and
switching a power output from an antenna to a battery circuit.
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Abstract
A method and system for wireless charging using a radio wave. The method includes scanning a radio wave of an access point, determining an available charging frequency band among frequency bands, sending the access point a request for transmitting a charging radio wave at the charging frequency band, and switching power output from an antenna, to a battery circuit.
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Citations
20 Claims
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1. A method for wirelessly charging an electronic device using a radio wave, the method comprising:
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scanning a radio wave of an access point; determining an available charging frequency band among a plurality of frequency bands; sending the access point a request for transmitting a charging radio wave at the available charging frequency band; and switching a power output from an antenna to a battery circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An apparatus configured to wirelessly charge an electronic device using a radio wave, the apparatus comprising:
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a unit configured to scan a radio wave of an access point; a unit configured to determine an available charging frequency band among a plurality of frequency bands; a unit configured to send the scanned access point a request for transmitting a charging radio wave at the available charging frequency band; and a unit configured to switch a power output from an antenna to a battery circuit. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A wireless charging system comprising:
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an antenna configured to receive a radio wave; a switch configured to switch an output of the antenna to any one path among a decoding circuit and a resonator; the resonator configured to change matching according to a predetermined frequency and extract a Direct Current (DC) component; a voltage multiplier configured to multiply the extracted DC to a main electric source of a terminal; and a battery charging circuit configured to charge a battery using the multiplied power. - View Dependent Claims (18, 19, 20)
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Specification