Inventor · disambiguated record
Vijay Phadke
Also filed as: PHADKE VIJAY · PHADKE VIJAY G · PHADKE VIJAY GANGADHAR
53 granted patents·17 pending applications·699 citations·filing 2001–2023
98Inventor score
Top patents by PatentIndex Score
70 records- 0195US9774270B2Systems and methods of operation for power converters having series-parallel mode active clampsAPPLE INC·Filed 2016·Granted Sep 26, 2017·10 cites·20 claims
- 0295US7596007B2Multiphase DC to DC converterASTEC INT LTD·Filed 2006·Granted Sep 29, 2009·63 cites·23 claims
- 0395US7061212B2Circuit for maintaining hold-up time while reducing bulk capacitor size and improving efficiency in a power supplyASTEC INT LTD·Filed 2004·Granted Jun 13, 2006·117 cites·18 claims
- 0494US9893636B2Systems and methods of operation for power converters having series-parallel mode active clampsAPPLE INC·Filed 2017·Granted Feb 13, 2018·7 cites·22 claims
- 0594US9787175B2High voltage power converter with a configurable inputASTEC INT LTD·Filed 2014·Granted Oct 10, 2017·17 cites·22 claims
- 0692US8576591B2Converters and inverters for photovoltaic power systemsPHADKE VIJAY G·Filed 2010·Granted Nov 5, 2013·23 cites·24 claims
- 0791US10770977B2Systems and methods of operation for power converters having series-parallel mode active clampsAPPLE INC·Filed 2019·Granted Sep 8, 2020·4 cites·16 claims
- 0891US9973098B2Fixed frequency discontinuous conduction mode flyback power converters employing zero voltage switchingASTEC INT LTD·Filed 2015·Granted May 15, 2018·9 cites·15 claims
- 0991US9240724B2Multiphase DC/DC converters and control circuits for controlling converters using fixed and/or variable frequenciesASTEC INT LTD·Filed 2013·Granted Jan 19, 2016·10 cites·7 claims
- 1090US10250149B2Systems and methods of operation for power converters having series-parallel mode active clampsAPPLE INC·Filed 2017·Granted Apr 2, 2019·4 cites·20 claims
- 1189US9923472B1Fixed frequency series-parallel mode (SPM) active clamp flyback converterAPPLE INC·Filed 2017·Granted Mar 20, 2018·7 cites·22 claims
- 1289US9712080B2Reducing phase current imbalances in single phase redundant power supply systems with unbalanced loadsASTEC INT LTD·Filed 2013·Granted Jul 18, 2017·15 cites·29 claims
- 1389US9189040B2Single phase redundant power supplies for reducing phase current imbalancesPHADKE VIJAY GANGADHAR·Filed 2012·Granted Nov 17, 2015·11 cites·20 claims
- 1488US7616464B2Reverse current control system for a power converterASTEC INT LTD·Filed 2005·Granted Nov 10, 2009·27 cites·20 claims
- 1587US8749163B2LED driver circuitsPHADKE VIJAY G·Filed 2011·Granted Jun 10, 2014·11 cites·20 claims
- 1686US6504739B2Simple control circuit for synchronous rectifiers used in ZVS phase shifted full bridge converterASTEC INT LTD·Filed 2001·Granted Jan 7, 2003·55 cites·26 claims
- 1785US6714429B2Active inrush current control for AC to DC convertersASTEC INT LTD·Filed 2002·Granted Mar 30, 2004·52 cites·13 claims
- 1884US10862398B2DC-DC power converter for use in data communications distributed power architectureASTEC INT LTD·Filed 2016·Granted Dec 8, 2020·4 cites·21 claims
- 1984US6493245B1Inrush current control for AC to DC convertersASTEC INT LTD·Filed 2001·Granted Dec 10, 2002·47 cites·2 claims
- 2081US8232674B2Multiple output isolated DC/DC power convertersPHADKE VIJAY G·Filed 2008·Granted Jul 31, 2012·14 cites·29 claims
- 2180US12431281B2Quasi-planar transformer constructionAPPLE INC·Filed 2022·Granted Sep 30, 2025·1 cites·16 claims
- 2280US7719812B2Power converters with rate of change monitoring for fault prediction and/or detectionASTEC INT LTD·Filed 2007·Granted May 18, 2010·10 cites·30 claims
- 2380US7136294B2Soft switched zero voltage transition full bridge converterASTEC INT LTD·Filed 2004·Granted Nov 14, 2006·39 cites·14 claims
- 2479US11271468B2High performance synchronous rectification in discontinuous current mode convertersAPPLE INC·Filed 2018·Granted Mar 8, 2022·2 cites·23 claims
- 2578US7719808B2Power converters with operating efficiency monitoring for fault detectionASTEC INT LTD·Filed 2007·Granted May 18, 2010·9 cites·18 claims
- 2677US7142085B2Insulation and integrated heat sink for high frequency, low output voltage toroidal inductors and transformersASTEC INT LTD·Filed 2003·Granted Nov 28, 2006·15 cites·19 claims
- 2774US8842451B2Power systems for photovoltaic and DC input sourcesPHADKE VIJAY G·Filed 2011·Granted Sep 23, 2014·4 cites·23 claims
- 2873US8232786B2Fast transient step load response in a power converterPHADKE VIJAY G·Filed 2008·Granted Jul 31, 2012·12 cites·21 claims
- 2972US9559516B2Arc prevention in DC power systemsASTEC INT LTD·Filed 2013·Granted Jan 31, 2017·3 cites·20 claims
- 3071US7808299B2Switching power converter with reduced switching lossesASTEC INT LTD·Filed 2007·Granted Oct 5, 2010·11 cites·29 claims
- 3170US8779882B2Center tapped transformers for isolated power convertersPHADKE VIJAY G·Filed 2009·Granted Jul 15, 2014·5 cites·19 claims
- 3270US2022149714A1High Performance Synchronous Rectification in Discontinuous Current Mode ConvertersAPPLE INC·Filed 2022·Application pending·0 cites
- 3369US11695344B2High performance two stage power converter with enhanced light load managementAPPLE INC·Filed 2022·Granted Jul 4, 2023·0 cites·20 claims
- 3469US9065323B2Systems and methods for detecting islanding conditions in grid-tied invertersASTEC INT LTD·Filed 2013·Granted Jun 23, 2015·3 cites·14 claims
- 3567US12438437B2Dynamic control of AC-DC power converter PFC front end during load transientsAPPLE INC·Filed 2023·Granted Oct 7, 2025·0 cites·19 claims
- 3667US7262980B2Method and apparatus for reducing body diode conduction of synchronous rectifiersASTEC INT LTD·Filed 2004·Granted Aug 28, 2007·17 cites·7 claims
- 3766US10511230B2Adaptive wakeup time control in burst mode of a primary side regulated flyback converterAPPLE INC·Filed 2018·Granted Dec 17, 2019·1 cites·14 claims
- 3866US6788557B2Single conversion power converter with hold-up timeASTEC INT LTD·Filed 2003·Granted Sep 7, 2004·19 cites·15 claims
- 3965US11424684B2High performance two stage power converter with enhanced light load managementAPPLE INC·Filed 2020·Granted Aug 23, 2022·0 cites·24 claims
- 4065US8456139B2Power factor correction circuits, systems and power supplies operable with different input voltagesPHADKE VIJAY G·Filed 2009·Granted Jun 4, 2013·7 cites·14 claims
- 4165US7499299B2Method and apparatus for reducing body diode conduction of synchronous rectifiersASTEC INT LTD·Filed 2007·Granted Mar 3, 2009·8 cites·20 claims
- 4263US10848069B2Systems and methods of operation for power converters having series-parallel mode active clampsAPPLE INC·Filed 2019·Granted Nov 24, 2020·0 cites·22 claims
- 4363US8681519B2Variable input voltage PFC circuits, systems and power supplies with phase shifted power railsPHADKE VIJAY G·Filed 2011·Granted Mar 25, 2014·2 cites·18 claims
- 4463US8305051B2AC-DC switching power converters with frequency variation in response to load changesPHADKE VIJAY G·Filed 2009·Granted Nov 6, 2012·7 cites·24 claims
- 4560US7209370B2Circuit for reducing losses at light load in a soft switching full bridge converterASTEC INT LTD·Filed 2004·Granted Apr 24, 2007·15 cites·18 claims
- 4659US10014771B2Switching shunt regulator circuitsASTEC INT LTD·Filed 2014·Granted Jul 3, 2018·1 cites·16 claims
- 4758US9891679B2Single phase redundant power supply systems for reducing phase current imbalancesPHADKE VIJAY GANGADHAR·Filed 2011·Granted Feb 13, 2018·1 cites·32 claims
- 4858US2024290536A1Cellular flyback transformerAPPLE INC·Filed 2023·Application pending·0 cites
- 4957US10770965B2Control of series-parallel mode (SPM) clamped flyback converterAPPLE INC·Filed 2019·Granted Sep 8, 2020·0 cites·24 claims
- 5055US11728740B2Flyback converters with improved magnetic configurationsAPPLE INC·Filed 2021·Granted Aug 15, 2023·0 cites·29 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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