JP2016536970A5 - - Google Patents

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Publication number
JP2016536970A5
JP2016536970A5 JP2016544333A JP2016544333A JP2016536970A5 JP 2016536970 A5 JP2016536970 A5 JP 2016536970A5 JP 2016544333 A JP2016544333 A JP 2016544333A JP 2016544333 A JP2016544333 A JP 2016544333A JP 2016536970 A5 JP2016536970 A5 JP 2016536970A5
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JP
Japan
Prior art keywords
transmitter
detection circuit
change
coil
frequency
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Application number
JP2016544333A
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English (en)
Japanese (ja)
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JP2016536970A (ja
JP6328251B2 (ja
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Priority claimed from US14/273,234 external-priority patent/US9419470B2/en
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Publication of JP2016536970A publication Critical patent/JP2016536970A/ja
Publication of JP2016536970A5 publication Critical patent/JP2016536970A5/ja
Application granted granted Critical
Publication of JP6328251B2 publication Critical patent/JP6328251B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2016544333A 2013-09-23 2014-08-20 ワイヤレス電力デバイスの低電力検出 Expired - Fee Related JP6328251B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361881322P 2013-09-23 2013-09-23
US61/881,322 2013-09-23
US14/273,234 2014-05-08
US14/273,234 US9419470B2 (en) 2013-09-23 2014-05-08 Low power detection of wireless power devices
PCT/US2014/051902 WO2015041790A1 (en) 2013-09-23 2014-08-20 Low power detection of wireless power devices

Publications (3)

Publication Number Publication Date
JP2016536970A JP2016536970A (ja) 2016-11-24
JP2016536970A5 true JP2016536970A5 (enExample) 2017-01-05
JP6328251B2 JP6328251B2 (ja) 2018-05-23

Family

ID=51485827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016544333A Expired - Fee Related JP6328251B2 (ja) 2013-09-23 2014-08-20 ワイヤレス電力デバイスの低電力検出

Country Status (5)

Country Link
US (1) US9419470B2 (enExample)
EP (1) EP3047557B1 (enExample)
JP (1) JP6328251B2 (enExample)
CN (1) CN105556795B (enExample)
WO (1) WO2015041790A1 (enExample)

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KR20160022823A (ko) * 2013-06-19 2016-03-02 르네사스 일렉트로닉스 가부시키가이샤 송전 장치, 비접촉 급전 시스템 및 제어 방법
US9815379B2 (en) * 2014-01-21 2017-11-14 Qualcomm Incorporated Systems and methods for electric vehicle induction coil alignment
US9608481B2 (en) * 2014-06-09 2017-03-28 Nxp B.V. Inductive power supply
JP6440080B2 (ja) * 2015-03-12 2018-12-19 パナソニックＩｐマネジメント株式会社 非接触給電装置、プログラム、非接触給電装置の制御方法、および非接触電力伝送システム
US10411512B2 (en) 2015-04-10 2019-09-10 Qualcomm Incorporated Methods and apparatus for implementing presence and usage pattern detection in wireless charging applications
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KR101637411B1 (ko) * 2015-07-31 2016-07-08 (주)파워리퍼블릭얼라이언스 금속 환경 자기공진 무선전력전송 시스템용 송신기
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US10284015B2 (en) * 2015-10-01 2019-05-07 Integrated Device Technology, Inc. Wireless power transmitter
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US20180131218A1 (en) * 2016-11-10 2018-05-10 Qualcomm Incorporated Wirless power transfer for a wireless power receiver with a dead battery
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US11206060B2 (en) * 2017-09-21 2021-12-21 Enphase Energy, Inc. Apparatus for communicating across an isolation barrier
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CN109038850B (zh) * 2018-06-25 2020-07-24 华为技术有限公司 一种检测无线充电系统中金属异物的装置、设备及方法
US11018703B2 (en) 2018-09-21 2021-05-25 Qualcomm Incorporated Systems and methods for antenna tuning
DE102019214049A1 (de) * 2019-09-16 2021-03-18 Robert Bosch Gmbh Verfahren zu einem kabellosen Übertragen von elektrischer Energie an ein Energieempfängergerät, Energieübertragungsgerät und System aus Energieempfängergerät und Energieübertragungsgerät

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JP2000134830A (ja) * 1998-10-28 2000-05-12 Mitsuoka Electric Mfg Co Ltd 電磁誘導電源装置
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US20090284369A1 (en) * 2008-05-13 2009-11-19 Qualcomm Incorporated Transmit power control for a wireless charging system
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US9136914B2 (en) * 2009-01-22 2015-09-15 Qualcomm Incorporated Impedance change detection in wireless power transmission
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KR101161836B1 (ko) 2009-12-10 2012-07-03 정관옥 무접점 전력전송장치, 무접점 충전장치, 무접점 충전 시스템 및 이를 이용한 무선 전력전송방법
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