Invention Application
- Patent Title: WIRELESS POWER TRANSFER DEVICE AND WIRELESS CHARGING SYSTEM HAVING SAME
- Patent Title (中): 无线电力传输装置和无线充电系统
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Application No.: US14400265Application Date: 2013-05-14
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Publication No.: US20150137746A1Publication Date: 2015-05-21
- Inventor: Jaesung Lee , Seonghun Lee , Yongcheol Park , Bongsik Kwak , Jeongkyo Seo , Hyunbeom Lee
- Applicant: LG ELECTRONICS INC.
- Applicant Address: KR Seoul
- Assignee: LG ELECTRONICS INC.
- Current Assignee: LG ELECTRONICS INC.
- Current Assignee Address: KR Seoul
- International Application: PCT/KR2013/004262 WO 20130514
- Main IPC: H02J17/00
- IPC: H02J17/00 ; H02J7/02 ; H02J5/00

Abstract:
The present specification provides a wireless power transfer device formed to transmit power to a wireless power reception device, and a power transfer unit in the wireless power transfer device comprises: a first coil formed to generate a magnetic field so as to transmit power in an induction scheme; and a second coil wound around the first coil and formed to generate a magnetic field vibrating at a resonance frequency so as to transmit power in a resonance scheme.
Public/Granted literature
- US09660486B2 Wireless power transfer device and wireless charging system having same Public/Granted day:2017-05-23
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