发明名称 |
WIRELESS POWER TRANSMITTER TUNING |
摘要 |
<p>This disclosure provides systems, methods and apparatus for tuning a wireless power transmitter. In one aspect an apparatus configured to wirelessly provide power to a load is provided. The apparatus includes a transmit circuit including a transmit coil. The transmit circuit is configured to wirelessly provide power to the load. The transmit coil is configured to resonate at a resonant frequency. The transmit circuit has a reactance. The apparatus further includes a detection circuit configured to detect a change in the resonant frequency while providing power to the load. The apparatus further includes a tuning circuit configured to adjust the reactance based on the change.</p> |
申请公布号 |
EP2700176(A1) |
申请公布日期 |
2014.02.26 |
申请号 |
EP20120718000 |
申请日期 |
2012.04.17 |
申请人 |
QUALCOMM INCORPORATED |
发明人 |
LOW, ZHEN NING;WHEATLEY III, CHARLES EDWARD;KASTURI, SREENIVAS |
分类号 |
H04B5/00;H02J5/00;H02J17/00 |
主分类号 |
H04B5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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