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US 11,894,694 B2Granted
Wireless charging device and to-be-charged device
AssigneeHonor Device Co., Ltd.
InventorsHaibin Zhou, Zhongyong He, Chen Zhu, Yupeng Qiu
Life of this patent
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AssigneeHonor Device Co., Ltd.
InventorsHaibin Zhou, Zhongyong He, Chen Zhu, Yupeng Qiu
Estimating the term…
A wireless charging device (20) and a to-be-charged device (10) are provided, to support two or more wireless charging technologies, so as to optimize a circuit design and improve power transmission efficiency. The to-be-charged device (10) includes: a first receiving coil, configured to receive an electromagnetic signal based on a first wireless charging technology, and convert the electromagnetic signal into an alternating current signal; and a second receiving coil, configured to receive an electromagnetic signal based on a second wireless charging technology, and convert the electromagnetic signal into an alternating current signal, where the first wireless charging technology and the second wireless charging technology support different resonance frequency ranges.
A to-be-charged device, comprising:
A wireless charging device, comprising:
A flexible printed circuit FPC, wherein the FPC is used in a wireless charging system and comprises:
Dependencies are inferred from the claim text.