Inventor · disambiguated record
Roland Sylvere Saint-Pierre
Also filed as: SAINT-PIERRE JR ROLAND S · SAINT-PIERRE ROLAND · SAINT-PIERRE ROLAND S · SAINT-PIERRE ROLAND SYLVERE
43 granted patents·382 citations·filing 1996–2023
98Inventor score
Files withPOWER INTEGRATIONS INC35MOTOROLA INC3SAINT-PIERRE ROLAND S2SAINT-PIERRE ROLAND SYLVERE2TEXAS INSTRUMENTS INC1
Top patents by PatentIndex Score
43 records- 0198US9444357B1Active reduced voltage switching using secondary switchPOWER INTEGRATIONS INC·Filed 2015·Granted Sep 13, 2016·28 cites·42 claims
- 0298US9246392B2Switched mode power converter controller with ramp time modulationPOWER INTEGRATIONS INC·Filed 2013·Granted Jan 26, 2016·29 cites·34 claims
- 0397US9742288B2Output-side controller with switching request at relaxation ring extremumPOWER INTEGRATIONS INC·Filed 2014·Granted Aug 22, 2017·24 cites·27 claims
- 0496US11695343B2Output-side controller with switching request at relaxation ring extremumPOWER INTEGRATIONS INC·Filed 2021·Granted Jul 4, 2023·3 cites·22 claims
- 0595US9774248B2Introducing jitter to a switching frequency by way of modulating current limitPOWER INTEGRATIONS INC·Filed 2015·Granted Sep 26, 2017·10 cites·20 claims
- 0694US8487601B2Method and apparatus to control a power factor correction circuitSAINT-PIERRE ROLAND SYLVERE·Filed 2011·Granted Jul 16, 2013·15 cites·17 claims
- 0793US9780666B2Power converter controller with stability compensationPOWER INTEGRATIONS INC·Filed 2015·Granted Oct 3, 2017·11 cites·37 claims
- 0892US8098506B2Single-stage power supply with power factor correction and constant current outputSAINT-PIERRE ROLAND S·Filed 2009·Granted Jan 17, 2012·31 cites·24 claims
- 0992US8040114B2Method and apparatus to increase efficiency in a power factor correction circuitPOWER INTEGRATIONS INC·Filed 2008·Granted Oct 18, 2011·27 cites·8 claims
- 1090US10277136B2Controller for multi-output single magnetic component converter with independent regulation of constant current and constant voltage outputsPOWER INTEGRATIONS INC·Filed 2017·Granted Apr 30, 2019·8 cites·44 claims
- 1189US9263958B2Single-stage power supply with power factor correction and constant current outputPOWER INTEGRATIONS INC·Filed 2013·Granted Feb 16, 2016·6 cites·26 claims
- 1288US8305787B2Single-stage power supply with power factor correction and constant current outputSAINT-PIERRE ROLAND S·Filed 2011·Granted Nov 6, 2012·7 cites·15 claims
- 1388US8004262B2Method and apparatus to control a power factor correction circuitPOWER INTEGRATIONS INC·Filed 2008·Granted Aug 23, 2011·13 cites·41 claims
- 1486US8537582B2Single-stage power supply with power factor correction and constant current outputPOWER INTEGRATIONS INC·Filed 2012·Granted Sep 17, 2013·5 cites·20 claims
- 1585US10141765B2Single pin MOSFET drive and discharge functionalityPOWER INTEGRATIONS INC·Filed 2017·Granted Nov 27, 2018·5 cites·18 claims
- 1685US10128763B2Output-side controller with switching request at relaxation ring extremumPOWER INTEGRATIONS INC·Filed 2017·Granted Nov 13, 2018·3 cites·9 claims
- 1785US9837911B2Switched mode power converter controller with ramp time modulationPOWER INTEGRATIONS INC·Filed 2015·Granted Dec 5, 2017·3 cites·26 claims
- 1884US11349398B2Switched mode power converter controller with ramp time modulationPOWER INTEGRATIONS INC·Filed 2020·Granted May 31, 2022·1 cites·14 claims
- 1982US8749212B2Method and apparatus to control a power factor correction circuitPOWER INTEGRATIONS INC·Filed 2013·Granted Jun 10, 2014·4 cites·21 claims
- 2080US10218263B2Introducing jitter to a switching frequency by way of modulating current limitPOWER INTEGRATIONS INC·Filed 2017·Granted Feb 26, 2019·2 cites·23 claims
- 2180US9621057B2Single-stage power supply with power factor correction and constant current outputPOWER INTEGRATIONS INC·Filed 2016·Granted Apr 11, 2017·2 cites·19 claims
- 2277US11888402B2Controller for multi-output single magnetic component converterPOWER INTEGRATIONS INC·Filed 2022·Granted Jan 30, 2024·0 cites·28 claims
- 2376US8525493B2Method and apparatus to increase efficiency in a power factor correction circuitSAINT-PIERRE ROLAND SYLVERE·Filed 2011·Granted Sep 3, 2013·3 cites·13 claims
- 2475US11081964B2Output-side controller with switching request at relaxation ring extremumPOWER INTEGRATIONS INC·Filed 2018·Granted Aug 3, 2021·1 cites·15 claims
- 2575US7453710B2Transformerless safety isolation in a power supply using safety capacitors for galvanic isolationPOWER INTEGRATIONS INC·Filed 2006·Granted Nov 18, 2008·13 cites·11 claims
- 2673US7990127B2Method and apparatus for AC to DC power conversion with reduced harmonic currentPOWER INTEGRATIONS INC·Filed 2008·Granted Aug 2, 2011·10 cites·20 claims
- 2772US12244169B2Current sharing for multi-output charging devicePOWER INTEGRATIONS INC·Filed 2023·Granted Mar 4, 2025·0 cites·11 claims
- 2872US6151231ACircuit and method for reactive energy recirculation control in a series-resonant converterMOTOROLA INC·Filed 1998·Granted Nov 21, 2000·46 cites·2 claims
- 2970US11539298B2Controller for multi-output single magnetic component converter with independent regulation of constant current and constant voltage outputsPOWER INTEGRATIONS INC·Filed 2020·Granted Dec 27, 2022·0 cites·13 claims
- 3067US9116538B2Method and apparatus to increase efficiency in a power factor correction circuitPOWER INTEGRATIONS INC·Filed 2013·Granted Aug 25, 2015·1 cites·13 claims
- 3167US6340876B1Method for detecting battery removal or absent battery condition in a constant current chargerTEXAS INSTRUMENTS INC·Filed 2000·Granted Jan 22, 2002·24 cites·20 claims
- 3265US6081438AParallel-loaded series resonant converter having a piezo-electric crystal as self-oscillating elementMOTOROLA INC·Filed 1998·Granted Jun 27, 2000·34 cites·11 claims
- 3363US10855191B2Controller for multi-output single magnetic component converter with independent regulation of constant current and constant voltage outputsPOWER INTEGRATIONS INC·Filed 2019·Granted Dec 1, 2020·0 cites·19 claims
- 3462US10892679B2Introducing jitter to a switching frequency by way of modulating current limitPOWER INTEGRATIONS INC·Filed 2019·Granted Jan 12, 2021·0 cites·25 claims
- 3561US11799311B2Current sharing for multi-output charging devicePOWER INTEGRATIONS INC·Filed 2020·Granted Oct 24, 2023·0 cites·38 claims
- 3660US10811977B2Switched mode power converter controller with ramp time modulationPOWER INTEGRATIONS INC·Filed 2018·Granted Oct 20, 2020·0 cites·20 claims
- 3760US10447149B2Introducing jitter to a switching frequency by way of modulating current limitPOWER INTEGRATIONS INC·Filed 2019·Granted Oct 15, 2019·0 cites·20 claims
- 3860US9742294B2Power converter controller utilizing external resistor for programming operating paramater during startupPOWER INTEGRATIONS INC·Filed 2016·Granted Aug 22, 2017·1 cites·18 claims
- 3960US9401657B2Input voltage sensor responsive to load conditionsPOWER INTEGRATIONS INC·Filed 2013·Granted Jul 26, 2016·1 cites·27 claims
- 4058US10158295B2Switched mode power converter controller with ramp time modulationPOWER INTEGRATIONS INC·Filed 2017·Granted Dec 18, 2018·0 cites·21 claims
- 4154US9618955B2Method and apparatus to increase efficiency in a power factor correction circuitPOWER INTEGRATIONS INC·Filed 2015·Granted Apr 11, 2017·0 cites·12 claims
- 4253US9866125B2Input voltage sensor responsive to load conditionsPOWER INTEGRATIONS INC·Filed 2016·Granted Jan 9, 2018·0 cites·24 claims
- 4340US5815382ATracking circuit for power supply output controlMOTOROLA INC·Filed 1996·Granted Sep 29, 1998·11 cites·9 claims
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