Inventor · disambiguated record
Lieyi Fang
Also filed as: FANG LIEYI
337 granted patents·8 pending applications·4,790 citations·filing 2001–2025
99Inventor score
Files withON BRIGHT ELECTRONICS SHANGHAI CO LTD266GUANGZHOU ON BRIGHT ELECTRONICS CO LTD16FANG LIEYI14TEXAS INSTRUMENTS INC6LIN YUAN5
Top patents by PatentIndex Score
345 records- 0199US10342087B2Systems and methods for intelligent dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2017·Granted Jul 2, 2019·38 cites·11 claims
- 0299US10334677B2Systems and methods for intelligent dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2017·Granted Jun 25, 2019·36 cites·16 claims
- 0399US9883562B2Systems and methods for intelligent dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2017·Granted Jan 30, 2018·47 cites·10 claims
- 0499US9780672B1Systems and methods for overvoltage protection for LED lightingON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2016·Granted Oct 3, 2017·21 cites·12 claims
- 0599US9750107B2Systems and methods for intelligent dimming control using TIRAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2014·Granted Aug 29, 2017·59 cites·12 claims
- 0699US9585222B2Systems and methods for intelligent dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2014·Granted Feb 28, 2017·62 cites·23 claims
- 0799US8482946B2System and method providing over current and over power protection for power converterFANG LIEYI·Filed 2011·Granted Jul 9, 2013·32 cites·22 claims
- 0899US8018745B2System and method providing over current and over power protection for power converterON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2010·Granted Sep 13, 2011·39 cites·11 claims
- 0999US7684220B2System and method providing over current and over power protection for power converterON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2007·Granted Mar 23, 2010·122 cites·32 claims
- 1098US11764684B2Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanismsON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2020·Granted Sep 19, 2023·6 cites·30 claims
- 1198US11026304B2Systems and methods for stage-based control related to TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2020·Granted Jun 1, 2021·29 cites·21 claims
- 1298US10999904B2Systems and methods for dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2019·Granted May 4, 2021·29 cites·10 claims
- 1398US10973095B2Systems and methods for bleeder control related to lighting emitting diodesON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2019·Granted Apr 6, 2021·30 cites·18 claims
- 1498US10785837B2Systems and methods for stage-based control related to TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2019·Granted Sep 22, 2020·33 cites·25 claims
- 1598US10687397B2Systems and methods for intelligent dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2019·Granted Jun 16, 2020·32 cites·9 claims
- 1698US10512131B2Systems and methods for bleeder control related to lighting emitting diodesON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2018·Granted Dec 17, 2019·40 cites·35 claims
- 1798US10455657B2Systems and methods for dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2018·Granted Oct 22, 2019·39 cites·7 claims
- 1898US10448470B2Systems and methods for dimming control using triac dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2018·Granted Oct 15, 2019·37 cites·20 claims
- 1998US10448469B2Systems and methods for intelligent dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2017·Granted Oct 15, 2019·36 cites·23 claims
- 2098US10292217B2Systems and methods for dimming control using system controllersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2016·Granted May 14, 2019·39 cites·17 claims
- 2198US10194500B2Systems and methods for dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2016·Granted Jan 29, 2019·44 cites·26 claims
- 2298US10193451B2Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanismsON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2016·Granted Jan 29, 2019·20 cites·31 claims
- 2398US10003271B2Systems and methods for constant voltage control and constant current controlON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2015·Granted Jun 19, 2018·24 cites·12 claims
- 2498US9961734B2Systems and methods for dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2014·Granted May 1, 2018·51 cites·26 claims
- 2598US9787198B1Systems and methods with prediction mechanisms for synchronization rectifier controllersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2016·Granted Oct 10, 2017·23 cites·40 claims
- 2698US9647448B2System and method providing over current and over power protection for power converterON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2013·Granted May 9, 2017·27 cites·24 claims
- 2798US9614445B2Systems and methods for high precision and/or low loss regulation of output currents of power conversion systemsON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2013·Granted Apr 4, 2017·25 cites·14 claims
- 2898US9577537B2Systems and methods for load compensation with primary-side sensing and regulation for flyback power convertersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2015·Granted Feb 21, 2017·21 cites·36 claims
- 2998US9570986B2Systems and methods for regulating output currents of power conversion systemsON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2014·Granted Feb 14, 2017·25 cites·23 claims
- 3098US9564811B2Systems and methods for regulating output currents of power conversion systemsON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2014·Granted Feb 7, 2017·32 cites·46 claims
- 3198US9554432B2Systems and methods for dimming control using system controllersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2015·Granted Jan 24, 2017·52 cites·7 claims
- 3298US9531278B2Systems and methods for current control of power conversion systemsON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2015·Granted Dec 27, 2016·23 cites·5 claims
- 3398US9408269B2Systems and methods for dimming control using TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2012·Granted Aug 2, 2016·73 cites·17 claims
- 3498US9362737B2System and method providing protection in the event of current sensing failure for power converterON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2014·Granted Jun 7, 2016·33 cites·25 claims
- 3598US9088218B2Systems and methods for current control of power conversion systemsZHANG YUNCHAO·Filed 2012·Granted Jul 21, 2015·61 cites·46 claims
- 3698US8982585B2Systems and methods for primary-side regulation in off-line switching-mode flyback power conversion systemON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2012·Granted Mar 17, 2015·25 cites·23 claims
- 3798US8953342B2Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanismsFANG LIEYI·Filed 2012·Granted Feb 10, 2015·35 cites·46 claims
- 3898US8917527B2Systems and methods for constant current control with primary-side sensing and regulation in various operation modesFANG LIEYI·Filed 2011·Granted Dec 23, 2014·75 cites·28 claims
- 3998US8824173B2Systems and methods for constant voltage control and constant current controlFANG LIEYI·Filed 2012·Granted Sep 2, 2014·72 cites·19 claims
- 4098US8488342B2Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulationZHANG YUNCHAO·Filed 2011·Granted Jul 16, 2013·72 cites·62 claims
- 4198US8331112B2Systems and methods of primary-side sensing and regulation for flyback power converter with high stabilityHUANG XIAOMIN·Filed 2010·Granted Dec 11, 2012·37 cites·27 claims
- 4298US7990202B2System and method for driving bipolar transistors in switching power conversionON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2006·Granted Aug 2, 2011·71 cites·9 claims
- 4398US7492619B2System and method for providing control for switch-mode power supplyON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2006·Granted Feb 17, 2009·83 cites·17 claims
- 4497US11936351B2Systems and methods for error amplification and processingON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2021·Granted Mar 19, 2024·4 cites·23 claims
- 4597US11764697B2Systems and methods for controlling synchronous rectificationON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2021·Granted Sep 19, 2023·8 cites·24 claims
- 4697US11483907B2Systems and methods for regulating LED currentsON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2020·Granted Oct 25, 2022·3 cites·4 claims
- 4797US11129247B2LED lighting systems and methods for constant current control in various operation modesON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2020·Granted Sep 21, 2021·4 cites·5 claims
- 4897US10999903B2Systems and methods for stage-based control related to TRIAC dimmersON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2019·Granted May 4, 2021·29 cites·16 claims
- 4997US10615684B2System and method providing over current protection based on duty cycle information for power converterON BRIGHT ELECTRONICS SHANGHAI CO LTD·Filed 2018·Granted Apr 7, 2020·7 cites·24 claims
- 5097US10383187B2Systems and methods for intelligent control related to TRIAC dimmersGUANGZHOU ON BRIGHT ELECTRONICS CO LTD·Filed 2016·Granted Aug 13, 2019·36 cites·4 claims
Showing the top 50 of 345 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →