Invention Grant
- Patent Title: Power source, wireless power transfer system, and positional information calculation method of power receiver
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Application No.: US15678569Application Date: 2017-08-16
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Publication No.: US10541570B2Publication Date: 2020-01-21
- Inventor: Satoshi Shimokawa
- Applicant: FUJITSU LIMITED
- Applicant Address: JP Kawasaki
- Assignee: FUJITSU LIMITED
- Current Assignee: FUJITSU LIMITED
- Current Assignee Address: JP Kawasaki
- Agency: Kratz, Quintos & Hanson, LLP
- Main IPC: H02J7/02
- IPC: H02J7/02 ; H02J50/90 ; H02J50/12
Abstract:
A power source includes a power source coil, a power transfer control unit, and a power receiver detection unit. The power source coil is configured to wirelessly transfer power to a power receiver using one of magnetic field resonance and electric field resonance, and the power transfer control unit is configured to control the power source coil. Further, the power receiver detection unit is configured to detect the power receiver by bringing the power receiver into proximity thereto or contact therewith.
Public/Granted literature
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