Invention Grant
- Patent Title: Wireless power transmitter, wireless power receiver, and power transmission method of wireless power transmitting system
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Application No.: US13768704Application Date: 2013-02-15
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Publication No.: US09966998B2Publication Date: 2018-05-08
- Inventor: Su Ho Bae
- Applicant: LG INNOTEK CO., LTD.
- Applicant Address: KR Seoul
- Assignee: LG INNOTEK CO., LTD.
- Current Assignee: LG INNOTEK CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: Saliwanchik, Lloyd & Eisenschenk
- Priority: KR10-2012-0016237 20120217; KR10-2012-0023329 20120307
- Main IPC: H02J50/10
- IPC: H02J50/10 ; H02J50/12 ; H02J50/80 ; H04B5/00 ; H02J7/02 ; H02J5/00 ; H02J17/00
Abstract:
A wireless power transmitter for transmitting power to a wireless power receiver in a wireless scheme includes a transmitting coil configured to transmit power, which is supplied by a power source, to a receiving coil of the wireless power receiver using resonance; and a detecting unit configured to detect a coupling state between the transmitting coil and the receiving coil using an input impedance of the wireless power transmitter.
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