AT457186T - Class-e-radio-frequency power amplifier with feedback for control - Google Patents

Class-e-radio-frequency power amplifier with feedback for control

Info

Publication number
AT457186T
AT457186T AT07751547T AT07751547T AT457186T AT 457186 T AT457186 T AT 457186T AT 07751547 T AT07751547 T AT 07751547T AT 07751547 T AT07751547 T AT 07751547T AT 457186 T AT457186 T AT 457186T
Authority
AT
Austria
Prior art keywords
feedback
class
radio
control
power amplifier
Prior art date
Application number
AT07751547T
Other languages
German (de)
Inventor
Stephen Denker
Cherik Bulkes
Arthur J Beutler
Original Assignee
Kenergy Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to US77685306P priority Critical
Application filed by Kenergy Inc filed Critical Kenergy Inc
Priority to PCT/US2007/004795 priority patent/WO2007100697A2/en
Publication of AT457186T publication Critical patent/AT457186T/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00Electrotherapy; Circuits therefor
    • A61N1/18Applying electric currents by contact electrodes
    • A61N1/32Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/372Arrangements in connection with the implantation of stimulators
    • A61N1/378Electrical supply
    • A61N1/3787Electrical supply from an external energy source
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34Negative-feedback-circuit arrangements with or without positive feedback
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217Class D power amplifiers; Switching amplifiers
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217Class D power amplifiers; Switching amplifiers
    • H03F3/2176Class E amplifiers
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/351Pulse width modulation being used in an amplifying circuit
AT07751547T 2006-02-24 2007-02-23 Class-e-radio-frequency power amplifier with feedback for control AT457186T (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US77685306P true 2006-02-24 2006-02-24
PCT/US2007/004795 WO2007100697A2 (en) 2006-02-24 2007-02-23 Class-e radio frequency power amplifier with feedback control

Publications (1)

Publication Number Publication Date
AT457186T true AT457186T (en) 2010-02-15

Family

ID=38255826

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07751547T AT457186T (en) 2006-02-24 2007-02-23 Class-e-radio-frequency power amplifier with feedback for control

Country Status (5)

Country Link
US (2) US7769466B2 (en)
EP (2) EP1986737A1 (en)
AT (1) AT457186T (en)
DE (1) DE602007004712D1 (en)
WO (2) WO2007100682A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7397243B1 (en) * 2007-02-23 2008-07-08 Kenergy, Inc. Magnetic resonance imaging system with a class-E radio frequency amplifier having a feedback circuit
US7382128B2 (en) * 2006-02-24 2008-06-03 Kenergy, Inc. Magnetic resonance imaging system with a Class-E radio frequency amplifier
DE102007041237A1 (en) * 2007-08-30 2009-03-05 Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG Method and apparatus for transmission of energy and data
US8457757B2 (en) 2007-11-26 2013-06-04 Micro Transponder, Inc. Implantable transponder systems and methods
US9089707B2 (en) 2008-07-02 2015-07-28 The Board Of Regents, The University Of Texas System Systems, methods and devices for paired plasticity
JP5504046B2 (en) * 2010-05-11 2014-05-28 パナソニック株式会社 Insulating communication system and the transmitting unit and the receiving unit is applied to the insulating communication system
US8249524B2 (en) * 2010-09-10 2012-08-21 Texas Instruments Incorporated Transmit and receive performance of a near field communication device that uses a single antenna
US8594804B2 (en) 2011-04-28 2013-11-26 Cyberonics, Inc. Implantable medical device charging
US9531195B2 (en) 2011-04-29 2016-12-27 Cyberonics, Inc. Inductively rechargeable implantable device with reduced eddy currents
US8736368B2 (en) 2011-08-16 2014-05-27 Qualcomm Incorporated Class E amplifier overload detection and prevention
US9837704B2 (en) 2013-03-14 2017-12-05 Neuropace, Inc. Anatomically compliant antenna for implantable medical device
JP6334958B2 (en) 2013-04-04 2018-05-30 キヤノン株式会社 The power transmission device, a control method, and program
US9225194B2 (en) 2013-04-24 2015-12-29 Cyberonics, Inc. Implantable medical device charging apparatus having both parallel and series resonators
US9252892B2 (en) * 2013-05-30 2016-02-02 Ncr Corporation Device and method for active reduction of radio frequency noise
US9399140B2 (en) 2014-07-25 2016-07-26 Medtronic, Inc. Atrial contraction detection by a ventricular leadless pacing device for atrio-synchronous ventricular pacing
US9724519B2 (en) 2014-11-11 2017-08-08 Medtronic, Inc. Ventricular leadless pacing device mode switching
US9492668B2 (en) 2014-11-11 2016-11-15 Medtronic, Inc. Mode switching by a ventricular leadless pacing device
US9623234B2 (en) 2014-11-11 2017-04-18 Medtronic, Inc. Leadless pacing device implantation
US9492669B2 (en) 2014-11-11 2016-11-15 Medtronic, Inc. Mode switching by a ventricular leadless pacing device
US9289612B1 (en) 2014-12-11 2016-03-22 Medtronic Inc. Coordination of ventricular pacing in a leadless pacing system
US9717922B2 (en) * 2014-12-22 2017-08-01 Newpace Ltd. Wireless recharging system and method for flexible implantable subcutaneous medical device

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5179511A (en) * 1991-10-16 1993-01-12 Illinois Institute Of Technology Self-regulating class E resonant power converter maintaining operation in a minimal loss region
US5329249A (en) 1993-10-13 1994-07-12 Pacific Monolithics, Inc. High efficiency RF power amplifier
US6073050A (en) 1998-11-10 2000-06-06 Advanced Bionics Corporation Efficient integrated RF telemetry transmitter for use with implantable device
US6864668B1 (en) 1999-02-09 2005-03-08 Tropian, Inc. High-efficiency amplifier output level and burst control
US6442434B1 (en) * 1999-10-19 2002-08-27 Abiomed, Inc. Methods and apparatus for providing a sufficiently stable power to a load in an energy transfer system
US6198178B1 (en) * 1999-12-21 2001-03-06 International Power Systems, Inc. Step wave power converter
US6591139B2 (en) 2000-09-06 2003-07-08 Advanced Bionics Corporation Low-power, high-modulation-index amplifier for use in battery-powered device
US6864755B2 (en) 2000-10-06 2005-03-08 Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern California Switched reactance modulated E-class oscillator design
US7005935B2 (en) 2001-10-05 2006-02-28 Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern California Switched reactance modulated E-class oscillator
US6522194B1 (en) * 2000-12-29 2003-02-18 Ericsson Inc. Envelope restoration scheme for linear high-efficiency power amplification
US6445953B1 (en) 2001-01-16 2002-09-03 Kenergy, Inc. Wireless cardiac pacing system with vascular electrode-stents
US7519421B2 (en) 2001-01-16 2009-04-14 Kenergy, Inc. Vagal nerve stimulation using vascular implanted devices for treatment of atrial fibrillation
US6737973B2 (en) 2001-10-15 2004-05-18 3M Innovative Properties Company Amplifier modulation
US6758551B2 (en) 2002-11-26 2004-07-06 Xerox Corporation Distributed high efficiency RF supply
US7003350B2 (en) 2003-11-03 2006-02-21 Kenergy, Inc. Intravenous cardiac pacing system with wireless power supply
US7023267B2 (en) 2004-02-17 2006-04-04 Prophesi Technologies, Inc. Switching power amplifier using a frequency translating delta sigma modulator
US7352237B2 (en) 2005-03-25 2008-04-01 Pulsewave Rf, Inc. Radio frequency power amplifier and corresponding method

Also Published As

Publication number Publication date
US20070210867A1 (en) 2007-09-13
US20070210862A1 (en) 2007-09-13
US7535296B2 (en) 2009-05-19
EP1986738A2 (en) 2008-11-05
WO2007100682A1 (en) 2007-09-07
DE602007004712D1 (en) 2010-03-25
WO2007100697A2 (en) 2007-09-07
WO2007100697A3 (en) 2007-11-01
EP1986738B1 (en) 2010-02-10
EP1986737A1 (en) 2008-11-05
US7769466B2 (en) 2010-08-03

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Legal Events

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