JP2016513448A5 - - Google Patents

Download PDF

Info

Publication number
JP2016513448A5
JP2016513448A5 JP2015558878A JP2015558878A JP2016513448A5 JP 2016513448 A5 JP2016513448 A5 JP 2016513448A5 JP 2015558878 A JP2015558878 A JP 2015558878A JP 2015558878 A JP2015558878 A JP 2015558878A JP 2016513448 A5 JP2016513448 A5 JP 2016513448A5
Authority
JP
Japan
Prior art keywords
impedance value
impedance
circuit
maximum
transmitter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2015558878A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016513448A (ja
Filing date
Publication date
Priority claimed from US14/108,155 external-priority patent/US9166562B2/en
Application filed filed Critical
Publication of JP2016513448A publication Critical patent/JP2016513448A/ja
Publication of JP2016513448A5 publication Critical patent/JP2016513448A5/ja
Pending legal-status Critical Current

Links

JP2015558878A 2013-02-25 2014-02-13 ドライバ回路性能改善のためのインピーダンス変換回路網 Pending JP2016513448A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361769152P 2013-02-25 2013-02-25
US61/769,152 2013-02-25
US14/108,155 2013-12-16
US14/108,155 US9166562B2 (en) 2013-02-25 2013-12-16 Impedance transformation network for improved driver circuit performance
PCT/US2014/016191 WO2014130334A1 (en) 2013-02-25 2014-02-13 Impedance transformation network for improved driver circuit performance

Publications (2)

Publication Number Publication Date
JP2016513448A JP2016513448A (ja) 2016-05-12
JP2016513448A5 true JP2016513448A5 (enExample) 2017-03-16

Family

ID=51387544

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015558878A Pending JP2016513448A (ja) 2013-02-25 2014-02-13 ドライバ回路性能改善のためのインピーダンス変換回路網

Country Status (7)

Country Link
US (2) US9166562B2 (enExample)
EP (1) EP2959606A1 (enExample)
JP (1) JP2016513448A (enExample)
KR (1) KR20150121066A (enExample)
CN (1) CN105075135B (enExample)
TW (2) TWI549424B (enExample)
WO (1) WO2014130334A1 (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9166562B2 (en) 2013-02-25 2015-10-20 Qualcomm Incorporated Impedance transformation network for improved driver circuit performance
US10381874B2 (en) 2011-03-25 2019-08-13 Qualcomm Incorporated Filter for improved driver circuit efficiency and method of operation
US9071284B2 (en) * 2011-10-21 2015-06-30 Qualcomm Incorporated Load impedance detection for static or dynamic adjustment of passive loads
US9385727B2 (en) * 2014-03-18 2016-07-05 Honeywell International Inc. Automated load tracking and system tuning mechanism for wireless charging
US10110018B2 (en) 2014-12-23 2018-10-23 Intel Corporation Wireless power repeating
JP2018504877A (ja) * 2014-12-31 2018-02-15 マサチューセッツ インスティテュート オブ テクノロジー ワイヤレス電力伝達の適応制御
CN104868612B (zh) * 2015-05-25 2019-04-09 华南理工大学 一种基于e类功放的谐振式无线电能传输系统
US20160352133A1 (en) * 2015-05-26 2016-12-01 Intel Corporation Wireless power transmitting coil disposed at an input device
KR20160143044A (ko) * 2015-06-04 2016-12-14 엘지이노텍 주식회사 무전전력전송 시스템 및 이의 구동 방법.
KR102348926B1 (ko) * 2015-08-25 2022-01-11 삼성전자주식회사 통신 시스템에서 위치 추정 방법 및 장치
TWI621319B (zh) * 2015-09-19 2018-04-11 立錡科技股份有限公司 諧振式無線電源發送電路及其控制方法
JP2017070062A (ja) * 2015-09-29 2017-04-06 トヨタ自動車株式会社 送電回路および受電回路
KR101847256B1 (ko) * 2016-01-11 2018-05-28 한국전자통신연구원 무선전력 수신장치, 그를 포함하는 무선전력 전송 시스템 및 수신단의 유효부하저항 변환비율을 자동으로 제어하는 방법
US10971952B2 (en) * 2016-01-21 2021-04-06 Maxell, Ltd. Wireless power transfer device
WO2017150712A1 (ja) * 2016-03-04 2017-09-08 ヤマハ発動機株式会社 給電システム、送電回路、及び受電回路
JP6564340B2 (ja) * 2016-03-31 2019-08-21 株式会社Soken 無線伝送システム
US9979316B2 (en) * 2016-05-05 2018-05-22 Witricity Corporation Impedance compensation based on ratio of bus voltage and amplifier fundamental AC output voltage
US10688874B2 (en) * 2016-06-14 2020-06-23 Intel Corporation Vehicular inductive power transfer systems and methods
CN107785939B (zh) * 2016-08-24 2020-05-19 东莞宝德电子有限公司 无线充电电路及其充电板
US10721604B2 (en) 2016-12-19 2020-07-21 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10390200B2 (en) 2016-12-19 2019-08-20 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US20180219524A1 (en) * 2017-02-02 2018-08-02 Qualcomm Incorporated Dynamic impedance management
US10720967B2 (en) * 2017-09-25 2020-07-21 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10382098B2 (en) 2017-09-25 2019-08-13 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
TWI669879B (zh) * 2018-05-04 2019-08-21 興澄股份有限公司 Multi-receiver wireless charging system and method thereof
US11515738B2 (en) * 2019-06-24 2022-11-29 Apple Inc. Wireless power transfer system, methods or devices
TWI741958B (zh) 2021-03-05 2021-10-01 國立陽明交通大學 最小功率輸入的控制方法
CN113014088B (zh) * 2021-03-30 2022-03-25 电子科技大学 一种宽负载范围的全固态射频电源
US12155235B2 (en) 2021-11-29 2024-11-26 Samsung Electronics Co., Ltd. Electronic device including matching circuit for reducing harmonics
CN116231884B (zh) * 2022-09-06 2023-10-20 荣耀终端有限公司 一种电力接收装置、电力发送装置及电力传输方法
CN117061271B (zh) * 2023-09-06 2024-06-25 蚌埠依爱消防电子有限责任公司 一种消防产品的总线通信自动调节方法
CN119675043A (zh) * 2025-02-20 2025-03-21 宁波亿储电气科技有限公司 一种用于双馈风机的阻抗重塑方法
CN120161402A (zh) * 2025-05-20 2025-06-17 国网浙江省电力有限公司营销服务中心 一种计量试验车的车载电流负荷箱自动校验方法及系统

Family Cites Families (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2597278A1 (fr) 1986-04-11 1987-10-16 Efcis Cellule de filtrage passe-bas pour circuit integre
US5129006A (en) 1989-01-06 1992-07-07 Hill Amel L Electronic audio signal amplifier and loudspeaker system
US5610553A (en) 1993-03-02 1997-03-11 Kirn; Larry Switching amplifier with impedance transformation output stage
US5535438A (en) 1994-05-10 1996-07-09 Panasonic Technologies, Inc. Phase linear class E amplifier for a satellite communication terminal which communicates with a low earth orbiting satellite
US5673001A (en) 1995-06-07 1997-09-30 Motorola, Inc. Method and apparatus for amplifying a signal
CN1126250C (zh) 1997-04-07 2003-10-29 皇家菲利浦电子有限公司 包括多相位滤波器的接收机和滤波设备
JP2000101390A (ja) 1998-09-18 2000-04-07 Toshiba Corp トリミング回路
JP3488166B2 (ja) 2000-02-24 2004-01-19 日本電信電話株式会社 非接触icカードシステムとそのリーダライタおよび非接触icカード
FR2806563B1 (fr) 2000-03-14 2002-06-21 Gemplus Card Int Procede de modulation d'amplitude, notamment pour lecteur sans contact, et dispositif de mise en oeuvre
WO2002073794A2 (en) 2001-03-09 2002-09-19 California Institute Of Technology Switchless multi-resonant, multi-band power amplifier
US20020172458A1 (en) 2001-04-06 2002-11-21 Downie John D. Optical system that improves spectrally distorted signals
US6587019B2 (en) 2001-04-11 2003-07-01 Eni Technology, Inc. Dual directional harmonics dissipation system
US6836183B2 (en) 2002-10-16 2004-12-28 Icefyre Semiconductor Corporation Chireix architecture using low impedance amplifiers
JP4380239B2 (ja) 2003-06-30 2009-12-09 パナソニック株式会社 非接触icカード読取/書込装置
US6965275B2 (en) 2004-02-13 2005-11-15 Infineon Technologies Ag Method and apparatus for tuning a filter
US7415264B2 (en) 2004-09-25 2008-08-19 Skyworks Solutions, Inc. Low noise filter for a wireless receiver
US7834813B2 (en) 2004-10-15 2010-11-16 Skycross, Inc. Methods and apparatuses for adaptively controlling antenna parameters to enhance efficiency and maintain antenna size compactness
US7639993B1 (en) 2005-08-26 2009-12-29 Altera Corporation Power supply circuitry for data signal transceivers on integrated circuits
WO2007031852A1 (en) 2005-09-16 2007-03-22 Sygade Solutions (Proprietary) Limited A radio frequency indentification (rfid) reader
EP1796016A3 (de) 2005-12-09 2009-11-04 Feig Electronic GmbH Rauscharme Sendevorrichtung mit hohem Wirkungsgrad und variabler Sendeleistung für eine Schreib-/Lesestation eines RFID-Systems
JP2007274247A (ja) 2006-03-30 2007-10-18 Kyocera Corp 無線通信用回路装置および無線通信装置
JP2007281573A (ja) 2006-04-03 2007-10-25 Matsushita Electric Ind Co Ltd 波型歪補償フィルタ、波型歪補償フィルタの設計法、および、波型歪補償フィルタを用いた通信装置
US7911277B2 (en) 2007-10-16 2011-03-22 Black Sand Technologies, Inc. Adaptively tuned RF power amplifier
KR100994474B1 (ko) * 2008-01-30 2010-11-16 (주)블루버드 소프트 성능 열화를 방지를 위한 임피던스 매칭을 수행할 수 있는rfid 리더
CA2668264A1 (en) 2008-06-05 2009-12-05 Raytheon Canada Limited Linearizing technique for power amplifiers
US8674551B2 (en) * 2008-06-06 2014-03-18 University Of Florida Research Foundation, Inc. Method and apparatus for contactless power transfer
US8400017B2 (en) 2008-09-27 2013-03-19 Witricity Corporation Wireless energy transfer for computer peripheral applications
EP3059875B1 (en) 2008-09-27 2019-01-30 WiTricity Corporation Wireless energy transfer systems
EP4389194A3 (en) 2008-10-10 2024-09-04 Implantica Patent Ltd. System for transferring information
US8338991B2 (en) 2009-03-20 2012-12-25 Qualcomm Incorporated Adaptive impedance tuning in wireless power transmission
CN101945498B (zh) 2009-07-06 2014-10-29 宏达国际电子股份有限公司 通讯装置及信号处理方法
US8374545B2 (en) 2009-09-02 2013-02-12 Qualcomm Incorporated De-tuning in wireless power reception
US8928284B2 (en) 2009-09-10 2015-01-06 Qualcomm Incorporated Variable wireless power transmission
US8772975B2 (en) 2009-12-07 2014-07-08 Qualcomm Incorporated Apparatus and method for implementing a differential drive amplifier and a coil arrangement
JP5392358B2 (ja) * 2010-01-18 2014-01-22 トヨタ自動車株式会社 非接触受電装置、非接触送電装置
US20110217926A1 (en) * 2010-03-03 2011-09-08 Qualcomm Incorporated Reverse link signaling via impedance modulation
US20120155344A1 (en) * 2010-12-16 2012-06-21 Qualcomm Incorporated Out-of-band communication on harmonics of the primary carrier in a wireless power system
TWI651952B (zh) 2011-02-07 2019-02-21 荷蘭商飛利浦智財投資公司 於無線電力傳輸系統中提供通訊之方法、系統及遠端裝置
US20120223590A1 (en) 2011-03-02 2012-09-06 Qualcommm Incorporated Reducing heat dissipation in a wireless power receiver
US20130038136A1 (en) 2011-03-25 2013-02-14 Qualcomm Incorporated Filter for improved driver circuit efficiency and method of operation
US10381874B2 (en) 2011-03-25 2019-08-13 Qualcomm Incorporated Filter for improved driver circuit efficiency and method of operation
US9166562B2 (en) 2013-02-25 2015-10-20 Qualcomm Incorporated Impedance transformation network for improved driver circuit performance
CN108418314A (zh) 2011-08-04 2018-08-17 韦特里西提公司 可调谐无线电源架构

Similar Documents

Publication Publication Date Title
JP2016513448A5 (enExample)
JP2017511102A5 (enExample)
JP2018518889A5 (enExample)
EP2750291A3 (en) Semiconductor device and adjustment method of filter circuit
JP2016533145A5 (enExample)
GB2496459A (en) An NFC reader with means for varying the antenna Q-factor
EP3793059B1 (en) Wireless charger and control method
EP4383580A3 (en) Variable impedance circuit
DE07842153T1 (de) Verfahren und vorrichtung zur umschaltung zwischen passenden impedanzen
JP2012178817A5 (enExample)
GB2488220A (en) Tuning a programmable power line filter
WO2015154032A3 (en) Impedance matching for variable impedance antennas
DE102014012613A1 (de) Antenne zum drahtlosen Laden
RU2011142176A (ru) Миниатюрный широкополосный квадратурный направленный ответвитель на элементах с сосредоточенными параметрами
JP2014501461A5 (enExample)
CN104202006A (zh) 一种可调的简易低通滤波电路
CN106415920B (zh) 移相电路
CN103560761B (zh) 一种数控谐振选频电路
CN103856060A (zh) 一种最大输出电流可调的反激式开关电源
WO2017218748A3 (en) Minimizing impedence mismatch effects in a wireless device
RU131904U1 (ru) Двухшлейфный трансформатор
CN204376888U (zh) 一种便携式天线调谐器的lc电路
CN204119180U (zh) 一种可调的简易低通滤波电路
WO2010085112A3 (ko) 지수함수근사를 이용한 위상 정합 대역 통과 필터
CN204376900U (zh) 一种提高超短波天线增益的电台内置天线匹配装置