Inventor · disambiguated record
Kaiwei Yao
Also filed as: YAO KAIWEI
57 granted patents·4 pending applications·433 citations·filing 2002–2022
98Inventor score
Files withSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD18MONOLITHIC POWER SYSTEMS INC9Volterra Semiconductor LLC6YAO KAIWEI6FAIRCHILD SEMICONDUCTOR5
Top patents by PatentIndex Score
61 records- 0197US9806523B2Switching circuits for extracting power from an electric power source and associated methodsVolterra Semiconductor LLC·Filed 2015·Granted Oct 31, 2017·19 cites·7 claims
- 0297US8872384B2Switching circuits for extracting power from an electric power source and associated methodsSTRATAKOS ANTHONY J·Filed 2011·Granted Oct 28, 2014·38 cites·44 claims
- 0397US6784644B2Multiphase clamp coupled-buck converter and magnetic integrationVIRGINIA TECH INTELL PROP·Filed 2002·Granted Aug 31, 2004·172 cites·27 claims
- 0496US11374484B2Inductor current emulation for output current monitoringFAIRCHILD SEMICONDUCTOR·Filed 2020·Granted Jun 28, 2022·5 cites·20 claims
- 0596US9035626B2Switching circuits for extracting power from an electric power source and associated methodsSTRATAKOS ANTHONY J·Filed 2011·Granted May 19, 2015·21 cites·30 claims
- 0692US8410716B2Control of multi-string LED arrayYAO KAIWEI·Filed 2009·Granted Apr 2, 2013·30 cites·26 claims
- 0791US9698599B2Switching circuits for extracting power from an electric power source and associated methodsVolterra Semiconductor LLC·Filed 2016·Granted Jul 4, 2017·5 cites·12 claims
- 0891US9312769B2Switching circuits for extracting power from an electric power source and associated methodsVolterra Semiconductor LLC·Filed 2014·Granted Apr 12, 2016·7 cites·14 claims
- 0990US11677306B2Inductor current reconstruction circuit, power converter and inductor current reconstruction method thereofSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2021·Granted Jun 13, 2023·2 cites·20 claims
- 1090US8946937B2Switching circuits for extracting power from an electric power source and associated methodsSTRATAKOS ANTHONY J·Filed 2011·Granted Feb 3, 2015·8 cites·32 claims
- 1190US8354799B2Bypass circuitry for serially coupled light emitting diodes and associated methods of operationMONOLITHIC POWER SYSTEMS INC·Filed 2011·Granted Jan 15, 2013·13 cites·14 claims
- 1289US11316431B2Concentration control circuit having voltage feedback and clock generation circuitrySILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2020·Granted Apr 26, 2022·2 cites·20 claims
- 1389US9035566B2Light emitting diode driver systems and associated methods of controlDU LEI·Filed 2011·Granted May 19, 2015·12 cites·13 claims
- 1485US12244229B2Inductor current reconstruction circuit, power converter and inductor current reconstruction method thereofSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2022·Granted Mar 4, 2025·1 cites·19 claims
- 1585US8503139B2High dimming ratio control and short circuit protection for LED drive with step up converterYAO KAIWEI·Filed 2010·Granted Aug 6, 2013·8 cites·26 claims
- 1684US9141123B2Maximum power point tracking controllers and associated systems and methodsVOLTERRA SEMICONDUCTOR CORP·Filed 2012·Granted Sep 22, 2015·6 cites·51 claims
- 1784US8952632B2Driver systems for driving light emitting diodes and associated driving methodsDU LEI·Filed 2011·Granted Feb 10, 2015·7 cites·10 claims
- 1884US8064202B2Sandwich structure with double-sided cooling and EMI shieldingYIN JIAN·Filed 2010·Granted Nov 22, 2011·8 cites·15 claims
- 1983US9837556B2Integrated photovoltaic panel with sectional maximum power point trackingVolterra Semiconductor LLC·Filed 2012·Granted Dec 5, 2017·6 cites·52 claims
- 2082US10797605B2Resonant switching converterSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2019·Granted Oct 6, 2020·3 cites·19 claims
- 2182US9966899B2Systems and methods for controlling maximum power point tracking controllersVolterra Semiconductor LLC·Filed 2017·Granted May 8, 2018·3 cites·8 claims
- 2281US7804254B2Method and circuit for short-circuit and over-current protection in a discharge lamp systemMONOLITHIC POWER SYSTEMS INC·Filed 2006·Granted Sep 28, 2010·7 cites·26 claims
- 2380US7394203B2Method and system for open lamp protectionMONOLITHIC POWER SYSTEMS INC·Filed 2005·Granted Jul 1, 2008·6 cites·12 claims
- 2477US7423384B2Lamp voltage feedback system and method for open lamp protection and shorted lamp protectionMONOLITHIC POWER SYSTEMS INC·Filed 2005·Granted Sep 9, 2008·6 cites·26 claims
- 2576US11942867B2Apparatus and method of controlling a multi-phase power converter, having a plurality of power stage circuits coupled in parallelSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 2675US10389337B2Ramp generator for wide frequency range pulse width modulator controller or the likeFAIRCHILD SEMICONDUCTOR·Filed 2017·Granted Aug 20, 2019·2 cites·15 claims
- 2775US8310165B2High-voltage LED drive scheme with partial power regulationYAO KAIWEI·Filed 2010·Granted Nov 13, 2012·3 cites·15 claims
- 2872US11652417B2Control circuit and concentration control circuit thereofSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2022·Granted May 16, 2023·0 cites·20 claims
- 2972US8269423B2LED drivers with adaptive hysteretic control circuits and associated methods of operationYAO KAIWEI·Filed 2010·Granted Sep 18, 2012·3 cites·18 claims
- 3072US8063570B2Simple protection circuit and adaptive frequency sweeping method for CCFL inverterZHANG JUNMING·Filed 2008·Granted Nov 22, 2011·4 cites·22 claims
- 3172US7825883B2Method for controlling a universal backlight inverterMONOLITHIC POWER SYSTEMS INC·Filed 2007·Granted Nov 2, 2010·2 cites·7 claims
- 3271US8102129B2Method and circuit for short-circuit and over-current protection in a discharge lamp systemYAO KAIWEI·Filed 2010·Granted Jan 24, 2012·2 cites·13 claims
- 3370US10903750B2Resonant switching converterSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2019·Granted Jan 26, 2021·1 cites·20 claims
- 3470US9577426B2Switching circuits for extracting power from an electric power source and associated methodsVOLTERRA SEMICONDUCTOR CORP·Filed 2014·Granted Feb 21, 2017·1 cites·15 claims
- 3570US7420337B2System and method for open lamp protectionMONOLITHIC POWER SYSTEMS INC·Filed 2006·Granted Sep 2, 2008·3 cites·8 claims
- 3669US11336187B2Resonant switching converterSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2021·Granted May 17, 2022·0 cites·23 claims
- 3768US11581812B2Multi-phase power converter, control circuit and control method thereofSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2020·Granted Feb 14, 2023·0 cites·20 claims
- 3867US7719206B2Method and system for open lamp protectionMONOLITHIC POWER SYSTEMS INC·Filed 2008·Granted May 18, 2010·2 cites·9 claims
- 3966US12388365B2Auxiliary circuit of power converter and driving circuitSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2022·Granted Aug 12, 2025·0 cites·20 claims
- 4066US11682964B2Driving circuit and driving methodSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2021·Granted Jun 20, 2023·0 cites·23 claims
- 4166US10886833B2Inductor current emulation for output current monitoringFAIRCHILD SEMICONDUCTOR·Filed 2017·Granted Jan 5, 2021·1 cites·20 claims
- 4266US9179519B2Phase-shift dimming for LED controller and the method thereofCHEN DA·Filed 2012·Granted Nov 3, 2015·3 cites·3 claims
- 4366US8054655B2Tail current control of isolated converter and apparatus thereofMONOLITHIE POWER SYSTEMS INC·Filed 2008·Granted Nov 8, 2011·10 cites·31 claims
- 4465US11209464B2Current detection circuit and power converterSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2020·Granted Dec 28, 2021·0 cites·12 claims
- 4560US11264915B2AC-DC converter and AC-DC rectifierSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2020·Granted Mar 1, 2022·0 cites·16 claims
- 4660US2014373894A1Photovoltaic Panels Having Electrical Arc Detection Capability, And Associated Systems And MethodsVOLTERRA SEMICONDUCTOR CORP·Filed 2013·Application pending·0 cites
- 4759US11824434B2Integrated driver and voltage converterSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2021·Granted Nov 21, 2023·0 cites·13 claims
- 4859US11251711B2Current control circuit and power converterSILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD·Filed 2020·Granted Feb 15, 2022·0 cites·16 claims
- 4958US10928439B2Thermal gradient correction of a current monitor signalSEMICONDUCTOR COMPONENTS IND LLC·Filed 2018·Granted Feb 23, 2021·0 cites·20 claims
- 5058US9557758B2Systems and methods for controlling maximum power point tracking controllersVOLTERRA SEMICONDUCTOR CORP·Filed 2012·Granted Jan 31, 2017·1 cites·56 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →