DE69729422D1 - Leistungswandler - Google Patents

Leistungswandler

Info

Publication number
DE69729422D1
DE69729422D1 DE69729422T DE69729422T DE69729422D1 DE 69729422 D1 DE69729422 D1 DE 69729422D1 DE 69729422 T DE69729422 T DE 69729422T DE 69729422 T DE69729422 T DE 69729422T DE 69729422 D1 DE69729422 D1 DE 69729422D1
Authority
DE
Germany
Prior art keywords
power converter
converter
power
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.)
Expired - Fee Related
Application number
DE69729422T
Other languages
English (en)
Other versions
DE69729422T2 (de
Inventor
Carl R Haynie
Mathew A Nieberger
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69729422D1 publication Critical patent/DE69729422D1/de
Application granted granted Critical
Publication of DE69729422T2 publication Critical patent/DE69729422T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
DE69729422T 1996-10-31 1997-09-30 Leistungswandler Expired - Fee Related DE69729422T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US741801 1996-10-31
US08/741,801 US5729448A (en) 1996-10-31 1996-10-31 Low cost highly manufacturable DC-to-DC power converter

Publications (2)

Publication Number Publication Date
DE69729422D1 true DE69729422D1 (de) 2004-07-15
DE69729422T2 DE69729422T2 (de) 2005-06-16

Family

ID=24982268

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69729422T Expired - Fee Related DE69729422T2 (de) 1996-10-31 1997-09-30 Leistungswandler

Country Status (6)

Country Link
US (1) US5729448A (de)
EP (1) EP0840431B1 (de)
JP (1) JPH10174434A (de)
DE (1) DE69729422T2 (de)
SG (1) SG52997A1 (de)
TW (1) TW353825B (de)

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KR100455651B1 (ko) * 1997-08-08 2005-01-17 삼성전자주식회사 다중출력 직류/직류 전압 변환장치 및 이를 이용한 액정 표시 장치
US5914865A (en) * 1997-10-23 1999-06-22 Hewlett-Packard Company Simplified AC-DC switching converter with output isolation
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US6876181B1 (en) 1998-02-27 2005-04-05 Power Integrations, Inc. Off-line converter with digital control
US7364577B2 (en) 2002-02-11 2008-04-29 Sherwood Services Ag Vessel sealing system
US7137980B2 (en) 1998-10-23 2006-11-21 Sherwood Services Ag Method and system for controlling output of RF medical generator
US7901400B2 (en) * 1998-10-23 2011-03-08 Covidien Ag Method and system for controlling output of RF medical generator
JP2000295843A (ja) * 1999-04-05 2000-10-20 Murata Mfg Co Ltd スイッチング電源回路
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US6462971B1 (en) 1999-09-24 2002-10-08 Power Integrations, Inc. Method and apparatus providing a multi-function terminal for a power supply controller
US6525514B1 (en) * 2000-08-08 2003-02-25 Power Integrations, Inc. Method and apparatus for reducing audio noise in a switching regulator
US6400127B1 (en) 2001-02-12 2002-06-04 Philips Electronics North America Corporation Dual mode pulse-width modulator for power control applications
US6563713B2 (en) * 2001-07-24 2003-05-13 Fu-I Yang Power supply unit for a portable game machine
JP4490807B2 (ja) * 2002-05-06 2010-06-30 コヴィディエン アクチェンゲゼルシャフト 電気外科処置中に血液を電気的に検出し発生器を制御するシステム
US7044948B2 (en) 2002-12-10 2006-05-16 Sherwood Services Ag Circuit for controlling arc energy from an electrosurgical generator
US8012150B2 (en) 2003-05-01 2011-09-06 Covidien Ag Method and system for programming and controlling an electrosurgical generator system
US6906499B2 (en) 2003-06-27 2005-06-14 Seagate Technology Llc Current mode bang-bang controller in a switching voltage regulator
US8104956B2 (en) 2003-10-23 2012-01-31 Covidien Ag Thermocouple measurement circuit
US7396336B2 (en) 2003-10-30 2008-07-08 Sherwood Services Ag Switched resonant ultrasonic power amplifier system
US7131860B2 (en) 2003-11-20 2006-11-07 Sherwood Services Ag Connector systems for electrosurgical generator
US7766905B2 (en) 2004-02-12 2010-08-03 Covidien Ag Method and system for continuity testing of medical electrodes
KR100794773B1 (ko) * 2004-02-19 2008-01-21 인터내쇼널 렉티파이어 코포레이션 부하에 응답하는 스위칭 주파수를 갖는 ｄｃ-ｄｃ 조정기
US7628786B2 (en) 2004-10-13 2009-12-08 Covidien Ag Universal foot switch contact port
GB2421594A (en) * 2004-12-21 2006-06-28 Cambridge Semiconductor Ltd Switch mode power supply digital control system
US9474564B2 (en) 2005-03-31 2016-10-25 Covidien Ag Method and system for compensating for external impedance of an energy carrying component when controlling an electrosurgical generator
US7233504B2 (en) * 2005-08-26 2007-06-19 Power Integration, Inc. Method and apparatus for digital control of a switching regulator
US8734438B2 (en) * 2005-10-21 2014-05-27 Covidien Ag Circuit and method for reducing stored energy in an electrosurgical generator
US7947039B2 (en) * 2005-12-12 2011-05-24 Covidien Ag Laparoscopic apparatus for performing electrosurgical procedures
CA2574934C (en) * 2006-01-24 2015-12-29 Sherwood Services Ag System and method for closed loop monitoring of monopolar electrosurgical apparatus
US8685016B2 (en) 2006-01-24 2014-04-01 Covidien Ag System and method for tissue sealing
US7513896B2 (en) 2006-01-24 2009-04-07 Covidien Ag Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
AU2007200299B2 (en) * 2006-01-24 2012-11-15 Covidien Ag System and method for tissue sealing
US9186200B2 (en) 2006-01-24 2015-11-17 Covidien Ag System and method for tissue sealing
CA2574935A1 (en) 2006-01-24 2007-07-24 Sherwood Services Ag A method and system for controlling an output of a radio-frequency medical generator having an impedance based control algorithm
US8147485B2 (en) 2006-01-24 2012-04-03 Covidien Ag System and method for tissue sealing
US8216223B2 (en) 2006-01-24 2012-07-10 Covidien Ag System and method for tissue sealing
US7651493B2 (en) 2006-03-03 2010-01-26 Covidien Ag System and method for controlling electrosurgical snares
US7648499B2 (en) 2006-03-21 2010-01-19 Covidien Ag System and method for generating radio frequency energy
US7651492B2 (en) 2006-04-24 2010-01-26 Covidien Ag Arc based adaptive control system for an electrosurgical unit
US8753334B2 (en) 2006-05-10 2014-06-17 Covidien Ag System and method for reducing leakage current in an electrosurgical generator
US7731717B2 (en) * 2006-08-08 2010-06-08 Covidien Ag System and method for controlling RF output during tissue sealing
US8034049B2 (en) * 2006-08-08 2011-10-11 Covidien Ag System and method for measuring initial tissue impedance
US7794457B2 (en) 2006-09-28 2010-09-14 Covidien Ag Transformer for RF voltage sensing
US7576528B2 (en) * 2006-10-04 2009-08-18 Power Integrations, Inc. Control circuit responsive to an impedance
US8777941B2 (en) 2007-05-10 2014-07-15 Covidien Lp Adjustable impedance electrosurgical electrodes
US7834484B2 (en) 2007-07-16 2010-11-16 Tyco Healthcare Group Lp Connection cable and method for activating a voltage-controlled generator
US7719251B2 (en) * 2007-08-06 2010-05-18 Intel Corporation Enhancement of power conversion efficiency using dynamic load detecting and tracking
US8216220B2 (en) 2007-09-07 2012-07-10 Tyco Healthcare Group Lp System and method for transmission of combined data stream
US8512332B2 (en) 2007-09-21 2013-08-20 Covidien Lp Real-time arc control in electrosurgical generators
CN101515756B (zh) * 2008-02-18 2011-11-23 昂宝电子（上海）有限公司 具有多种模式的用于高效功率控制的方法和系统
US8226639B2 (en) 2008-06-10 2012-07-24 Tyco Healthcare Group Lp System and method for output control of electrosurgical generator
US8305776B2 (en) 2008-07-30 2012-11-06 On-Bright Electronics (Shanghai) Co., Ltd. Systems and methods for primary-side regulation in off-line switching-mode flyback power conversion system
US8526203B2 (en) 2008-10-21 2013-09-03 On-Bright Electronics (Shanghai) Co., Ltd. Systems and methods for constant voltage mode and constant current mode in flyback power converter with primary-side sensing and regulation
US8488342B2 (en) 2008-10-21 2013-07-16 On-Bright Electronics (Shanghai) Co., Ltd. Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulation
US9350252B2 (en) 2008-10-21 2016-05-24 On-Bright Electronics (Shanghai) Co., Ltd. Systems and methods for protecting power conversion systems based on at least feedback signals
US8262652B2 (en) 2009-01-12 2012-09-11 Tyco Healthcare Group Lp Imaginary impedance process monitoring and intelligent shut-off
US9088217B2 (en) 2009-08-20 2015-07-21 On-Bright Electronics (Shanghai) Co., Ltd. Systems and methods for load compensation with primary-side sensing and regulation for flyback power converters
US8382751B2 (en) 2009-09-10 2013-02-26 Covidien Lp System and method for power supply noise reduction
US8502589B2 (en) * 2009-11-26 2013-08-06 Mediatek Inc. Signal swing trimming apparatus and method thereof
CN102201701A (zh) * 2010-03-26 2011-09-28 德昌电机(深圳)有限公司 控制电路、电机装置及使用该电机装置的风扇
CN102624237B (zh) 2011-02-01 2015-09-16 昂宝电子（上海）有限公司 用于反激式电源变换器的动态阈值调节的系统和方法
CN102801325B (zh) 2011-05-23 2015-02-04 广州昂宝电子有限公司 用于电源变换器的开关频率和峰值电流调节的系统和方法
CN102916586B (zh) 2011-08-04 2014-04-02 昂宝电子（上海）有限公司 用于开关电源变换器的系统和方法
CN103368400B (zh) 2012-03-31 2015-02-18 昂宝电子（上海）有限公司 用于恒压控制和恒流控制的系统和方法
CN102946197B (zh) 2012-09-14 2014-06-25 昂宝电子（上海）有限公司 用于电源变换系统的电压和电流控制的系统和方法
CN103036438B (zh) 2012-12-10 2014-09-10 昂宝电子（上海）有限公司 用于电源变换系统中的峰值电流调节的系统和方法
US9283028B2 (en) 2013-03-15 2016-03-15 Covidien Lp Crest-factor control of phase-shifted inverter
US9504516B2 (en) 2013-05-31 2016-11-29 Covidien LLP Gain compensation for a full bridge inverter
US10729484B2 (en) 2013-07-16 2020-08-04 Covidien Lp Electrosurgical generator with continuously and arbitrarily variable crest factor
US9872719B2 (en) 2013-07-24 2018-01-23 Covidien Lp Systems and methods for generating electrosurgical energy using a multistage power converter
US9655670B2 (en) 2013-07-29 2017-05-23 Covidien Lp Systems and methods for measuring tissue impedance through an electrosurgical cable
CN105048822B (zh) 2013-08-29 2019-03-01 昂宝电子（上海）有限公司 基于负载条件调节频率和电流的系统和方法
CN103618292B (zh) 2013-12-06 2017-01-11 昂宝电子（上海）有限公司 用于保护电源变换系统免受热失控的系统和方法
CN105099403B (zh) * 2015-08-28 2018-06-26 周致 脉冲波形可调的声音信号发生器
CN109155589A (zh) * 2016-05-26 2019-01-04 三菱电机株式会社 回扫电源、逆变器以及电动车辆
CN109768709B (zh) 2018-12-29 2021-03-19 昂宝电子（上海）有限公司 基于功率变换器中的负载条件的电压补偿系统和方法

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Also Published As

Publication number Publication date
EP0840431A2 (de) 1998-05-06
DE69729422T2 (de) 2005-06-16
TW353825B (en) 1999-03-01
EP0840431A3 (de) 1999-04-07
SG52997A1 (en) 1998-09-28
JPH10174434A (ja) 1998-06-26
US5729448A (en) 1998-03-17
EP0840431B1 (de) 2004-06-09

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee