Invention Grant
- Patent Title: Apparatus and method for detecting foreign objects in wireless power transmission system
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Application No.: US15701275Application Date: 2017-09-11
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Publication No.: US10439445B2Publication Date: 2019-10-08
- Inventor: Chun-Kil Jung , Sug Ky Hong
- Applicant: GE HYBRID TECHNOLOGIES, LLC
- Applicant Address: US NY Niskayuna
- Assignee: GE HYBRID TECHNOLOGIES, LLC
- Current Assignee: GE HYBRID TECHNOLOGIES, LLC
- Current Assignee Address: US NY Niskayuna
- Agency: DeLizio Law, PLLC
- Priority: KR10-2012-0075276 20120710
- Main IPC: H02J50/60
- IPC: H02J50/60 ; H02J50/12 ; H02J50/80 ; H02J7/02 ; H02J50/10

Abstract:
Aspects of the present invention relate to an apparatus and method for detecting foreign objects in a wireless power transmission system. This specification provides a wireless power reception apparatus for detecting foreign objects, including a power measurement unit for generating required power information indicative of required power for the wireless power reception apparatus, sending the required power information to a wireless power transmission apparatus, and measuring power induced from the wireless power transmission apparatus and a secondary coil for receiving the power induced from the wireless power transmission apparatus. In accordance with the present invention, foreign objects intervened between the wireless power transmission apparatus and the wireless power reception apparatus are recognized, and a user removes the foreign objects. Accordingly, damage to a device attributable to foreign objects can be prevented.
Public/Granted literature
- US20170373542A1 APPARATUS AND METHOD FOR DETECTING FOREIGN OBJECTS IN WIRELESS POWER TRANSMISSION SYSTEM Public/Granted day:2017-12-28
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