JP5289057B2 - 共振回路 - Google Patents

共振回路 Download PDF

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Publication number
JP5289057B2
JP5289057B2 JP2008545114A JP2008545114A JP5289057B2 JP 5289057 B2 JP5289057 B2 JP 5289057B2 JP 2008545114 A JP2008545114 A JP 2008545114A JP 2008545114 A JP2008545114 A JP 2008545114A JP 5289057 B2 JP5289057 B2 JP 5289057B2
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JP
Japan
Prior art keywords
circuit
voltage
fet
resonant
waveform
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.)
Active
Application number
JP2008545114A
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English (en)
Japanese (ja)
Other versions
JP2009519651A (ja
JP2009519651A5 (enExample
Inventor
ニコラス・パトリック・ローランド・ヒル
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
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Filing date
Publication date
Priority claimed from GB0525624A external-priority patent/GB2433381B/en
Priority claimed from GB0525622A external-priority patent/GB2432999B/en
Application filed by Individual filed Critical Individual
Publication of JP2009519651A publication Critical patent/JP2009519651A/ja
Publication of JP2009519651A5 publication Critical patent/JP2009519651A5/ja
Application granted granted Critical
Publication of JP5289057B2 publication Critical patent/JP5289057B2/ja
Active legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Near-Field Transmission Systems (AREA)
  • Networks Using Active Elements (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
JP2008545114A 2005-12-16 2006-12-07 共振回路 Active JP5289057B2 (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
GB0525624A GB2433381B (en) 2005-12-16 2005-12-16 Resonant circuits
GB0525622A GB2432999B (en) 2005-12-16 2005-12-16 RF tag detection
GB0525624.3 2005-12-16
GB0525622.7 2005-12-16
US75855106P 2006-01-13 2006-01-13
US75856006P 2006-01-13 2006-01-13
US60/758,560 2006-01-13
US60/758,551 2006-01-13
PCT/GB2006/050436 WO2007068974A2 (en) 2005-12-16 2006-12-07 Resonant circuits

Publications (3)

Publication Number Publication Date
JP2009519651A JP2009519651A (ja) 2009-05-14
JP2009519651A5 JP2009519651A5 (enExample) 2011-01-27
JP5289057B2 true JP5289057B2 (ja) 2013-09-11

Family

ID=43526422

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008545114A Active JP5289057B2 (ja) 2005-12-16 2006-12-07 共振回路

Country Status (6)

Country Link
US (1) US8471642B2 (enExample)
EP (1) EP1961117B1 (enExample)
JP (1) JP5289057B2 (enExample)
AU (1) AU2006325255B2 (enExample)
CA (1) CA2634075C (enExample)
WO (1) WO2007068974A2 (enExample)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0525623D0 (en) 2005-12-16 2006-01-25 Hill Nicholas P R RFID reader
EP2122541B1 (en) 2007-03-14 2015-04-15 Cambridge Resonant Technologies Ltd Rfid tags
GB0709575D0 (en) * 2007-05-18 2007-06-27 Cambridge Resonant Technologie RFIC Iterrogator
US8193916B2 (en) 2007-05-18 2012-06-05 Cambridge Resonant Technologies Ltd. RFID transmitter
US9064196B1 (en) * 2008-03-13 2015-06-23 Impinj, Inc. RFID tag dynamically adjusting clock frequency
US20090284369A1 (en) 2008-05-13 2009-11-19 Qualcomm Incorporated Transmit power control for a wireless charging system
GB2465223A (en) * 2008-11-14 2010-05-19 Cambridge Resonant Technologies Ltd Tuned resonant circuits
US9312924B2 (en) 2009-02-10 2016-04-12 Qualcomm Incorporated Systems and methods relating to multi-dimensional wireless charging
EP2396896B1 (en) * 2009-02-10 2018-03-21 Qualcomm Incorporated Wireless power transfer for furnishings and building elements
US20100201312A1 (en) 2009-02-10 2010-08-12 Qualcomm Incorporated Wireless power transfer for portable enclosures
DE102011110252A1 (de) * 2011-06-21 2012-12-27 Phoenix Contact Gmbh & Co. Kg Zustandskontroll- oder Diagnosesystem
GB2498346B (en) 2012-01-10 2016-01-06 Pet Mate Ltd Pet door systems and methods of operation thereof
US9018898B2 (en) * 2012-02-10 2015-04-28 Sandisk Technologies Inc. Regulation of wirelessly charging multiple devices from the same source
US8918070B2 (en) * 2012-05-04 2014-12-23 Analog Devices, Inc. Frequency tuning for LC circuits
US8766712B2 (en) 2012-05-04 2014-07-01 Analog Devices, Inc. Quality factor tuning for LC circuits
US9411993B2 (en) 2012-06-18 2016-08-09 Master Lock Company Llc RFID detection system
WO2014070931A1 (en) * 2012-10-30 2014-05-08 Quantitative Sampling Technologies, LLC Supervisory computer system over data acquisition devices
CN103033683B (zh) * 2012-12-14 2015-07-08 南京三宝科技股份有限公司 基于Chirp信号的无源RFID电子标签谐振频率检测系统及方法
WO2014174502A2 (en) * 2013-04-21 2014-10-30 Mizur Technology Ltd. Tuned sensor arrays and methods of constructing and using same
CN103532524B (zh) * 2013-09-27 2017-04-12 南京航空航天大学 一种脉冲无线电信号产生和发射系统及其控制方法
DE102013220596A1 (de) * 2013-10-11 2015-04-16 Continental Automotive Gmbh Treiberschaltung für eine Induktivität, Verfahren zum Betreiben einer Induktivität und aktive Sendeeinrichtung mit einer Treiberschaltung
US10892140B2 (en) 2018-07-27 2021-01-12 Eagle Harbor Technologies, Inc. Nanosecond pulser bias compensation
US11004660B2 (en) * 2018-11-30 2021-05-11 Eagle Harbor Technologies, Inc. Variable output impedance RF generator
US11430635B2 (en) 2018-07-27 2022-08-30 Eagle Harbor Technologies, Inc. Precise plasma control system
US10511347B2 (en) * 2017-11-14 2019-12-17 Nxp B.V. Device detection in contactless communication systems
GB2571959B (en) * 2018-03-14 2023-01-18 Pet Mate Ltd Tuning method fortuned circuits for a RFID reader
US11222767B2 (en) 2018-07-27 2022-01-11 Eagle Harbor Technologies, Inc. Nanosecond pulser bias compensation
US11532457B2 (en) 2018-07-27 2022-12-20 Eagle Harbor Technologies, Inc. Precise plasma control system
US11810761B2 (en) 2018-07-27 2023-11-07 Eagle Harbor Technologies, Inc. Nanosecond pulser ADC system
KR102499709B1 (ko) 2018-08-10 2023-02-16 이글 하버 테크놀로지스, 인코포레이티드 RF 플라즈마 반응기용 플라즈마 시스(sheath) 제어
WO2021134000A1 (en) 2019-12-24 2021-07-01 Eagle Harbor Technologies, Inc. Nanosecond pulser rf isolation for plasma systems
US12456604B2 (en) 2019-12-24 2025-10-28 Eagle Harbor Technologies, Inc. Nanosecond pulser RF isolation for plasma systems
EP3742341B1 (en) * 2019-05-20 2022-07-27 Nxp B.V. Rfid transponder and method of operating the same
TWI778449B (zh) 2019-11-15 2022-09-21 美商鷹港科技股份有限公司 高電壓脈衝電路
US11967484B2 (en) 2020-07-09 2024-04-23 Eagle Harbor Technologies, Inc. Ion current droop compensation
EP4217577A1 (de) 2020-09-23 2023-08-02 Saint-Gobain Glass France Isolierverglasungseinheit und verglasung
US12126254B2 (en) * 2021-06-07 2024-10-22 Power Switching Llc Non-isolated zero current and voltage transition technique (ZCVTT)
US11824542B1 (en) 2022-06-29 2023-11-21 Eagle Harbor Technologies, Inc. Bipolar high voltage pulser
KR20250084155A (ko) 2022-09-29 2025-06-10 이글 하버 테크놀로지스, 인코포레이티드 고전압 플라즈마 제어
US20250150072A1 (en) * 2023-11-03 2025-05-08 Halo Microelectronics International High Side Switch Gate Drive Apparatus and Control Method

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774060A (en) 1953-06-15 1956-12-11 Richard B Thompson Detecting means for stolen goods
GB1206925A (en) 1968-02-03 1970-09-30 Tokyo Shibaura Electric Co Object identification system
US3818472A (en) 1972-05-26 1974-06-18 K Mauk R.f. system for detecting unauthorized travel of articles through a selected zone
US3842246A (en) 1973-09-27 1974-10-15 Proximity Devices Recognition and identification system with noise rejection capabilities
GB2087564B (en) 1980-11-14 1984-06-13 Redland Automation Ltd Object detector
GB9308718D0 (en) 1993-04-27 1993-06-09 Mpk Technology Limited An indentification system
US5491715A (en) * 1993-06-28 1996-02-13 Texas Instruments Deutschland Gmbh Automatic antenna tuning method and circuit
US6472975B1 (en) 1994-06-20 2002-10-29 Avid Marketing, Inc. Electronic identification system with improved sensitivity
DE19621076C2 (de) * 1996-05-24 2001-06-28 Siemens Ag Vorrichtung und Verfahren zum kontaktlosen Übertragen von Energie oder Daten
AUPO085596A0 (en) 1996-07-05 1996-07-25 Integrated Silicon Design Pty Ltd Presence and data labels
GB2321726A (en) 1997-01-30 1998-08-05 Motorola Inc Apparatus and method for regulating power on a contactless portable data carrier
JPH1118608A (ja) * 1997-07-01 1999-01-26 Matsushita Electron Corp ペット用自動給餌システム
US6476708B1 (en) 1998-03-20 2002-11-05 Hid Corporation Detection of an RFID device by an RF reader unit operating in a reduced power state
US6840440B2 (en) * 1998-11-11 2005-01-11 Mitsubishi Materials Corporation Identifying system of overlapped tag
US6650226B1 (en) * 1999-04-07 2003-11-18 Stmicroelectronics S.A. Detection, by an electromagnetic transponder reader, of the distance separating it from a transponder
US6229443B1 (en) * 2000-06-23 2001-05-08 Single Chip Systems Apparatus and method for detuning of RFID tag to regulate voltage
GB2381180B (en) 2001-10-24 2004-12-22 David Chamberlain Animal access system
US6772011B2 (en) * 2002-08-20 2004-08-03 Thoratec Corporation Transmission of information from an implanted medical device
TWI279980B (en) 2003-04-22 2007-04-21 Delta Electronics Inc Switchable high frequency bandpass filter
US7132946B2 (en) 2004-04-08 2006-11-07 3M Innovative Properties Company Variable frequency radio frequency identification (RFID) tags
DE102004020816A1 (de) 2004-04-22 2005-11-17 Atmel Germany Gmbh Verfahren und Schaltung zur Lastmodulation in einer Verbindung aus einem Sendeschwingkreis und einem Empfangsschwingkreis

Also Published As

Publication number Publication date
JP2009519651A (ja) 2009-05-14
AU2006325255B2 (en) 2011-08-11
WO2007068974A3 (en) 2007-07-26
CA2634075C (en) 2014-10-14
CA2634075A1 (en) 2007-06-21
WO2007068974A2 (en) 2007-06-21
US20110025410A1 (en) 2011-02-03
US8471642B2 (en) 2013-06-25
AU2006325255A1 (en) 2007-06-21
EP1961117A2 (en) 2008-08-27
EP1961117B1 (en) 2014-01-22

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