Inventor · disambiguated record
Andrea Foletto
Also filed as: FOLETTO ANDREA
59 granted patents·3 pending applications·866 citations·filing 2007–2023
99Inventor score
Files withALLEGRO MICROSYSTEMS LLC41FRIEDRICH ANDREAS P9FOLETTO ANDREA8ALLEGRO MICROSYSTEMS INC1ALLEGRO MICROSYSTERNS LLC1
Top patents by PatentIndex Score
62 records- 0199US9081041B2High accuracy differential current sensor for applications like ground fault interruptersFRIEDRICH ANDREAS P·Filed 2012·Granted Jul 14, 2015·62 cites·51 claims
- 0299US8818749B2Circuits and methods for generating a self-test of a magnetic field sensorALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Aug 26, 2014·48 cites·22 claims
- 0399US8447556B2Circuits and methods for generating a self-test of a magnetic field sensorFRIEDRICH ANDREAS P·Filed 2010·Granted May 21, 2013·104 cites·46 claims
- 0499US7800389B2Integrated circuit having built-in self-test featuresALLEGRO MICROSYSTEMS INC·Filed 2007·Granted Sep 21, 2010·113 cites·25 claims
- 0598US9605975B2Magnetic field sensor for orientation independent speed and direction measurementALLEGRO MICROSYSTEMS LLC·Filed 2015·Granted Mar 28, 2017·22 cites·29 claims
- 0698US9151807B2Circuits and methods for generating a self-test of a magnetic field sensorALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Oct 6, 2015·32 cites·24 claims
- 0798US8896295B2Magnetic field sensor having multiple sensing elements and a programmable misalignment adjustment device for misalignment detection and correction in current sensing and other applicationsFRIEDRICH ANDREAS P·Filed 2012·Granted Nov 25, 2014·28 cites·28 claims
- 0897US9719806B2Magnetic field sensor for sensing a movement of a ferromagnetic target objectALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Aug 1, 2017·29 cites·25 claims
- 0997US9007054B2Angle sensor with misalignment detection and correctionFRIEDRICH ANDREAS P·Filed 2012·Granted Apr 14, 2015·22 cites·16 claims
- 1097US8680848B2Motion sensor, method, and computer-readable storage medium providing a motion sensor that adjusts gains of two circuit channels to bring the gains close to each otherFOLETTO ANDREA·Filed 2010·Granted Mar 25, 2014·35 cites·24 claims
- 1196US10605874B2Magnetic field sensor with magnetoresistance elements having varying sensitivityALLEGRO MICROSYSTEMS LLC·Filed 2018·Granted Mar 31, 2020·12 cites·19 claims
- 1296US10066965B2Magnetic field sensor and associated method that can establish a measured threshold value and that can store the measured threshold value in a memory deviceALLEGRO MICROSYSTEMS LLC·Filed 2017·Granted Sep 4, 2018·10 cites·22 claims
- 1396US9823090B2Magnetic field sensor for sensing a movement of a target objectALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Nov 21, 2017·16 cites·33 claims
- 1496US9664748B2Systems and methods for providing signal encoding representative of a signature region in a targetALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted May 30, 2017·22 cites·22 claims
- 1596US8736260B2Magnetic field sensor and associated method that can establish a measured threshold value and that can store the measured threshold value in a memory deviceFOLETTO ANDREA·Filed 2012·Granted May 27, 2014·24 cites·24 claims
- 1696US8598867B2Circuits and methods for generating a threshold signal used in a motion detectorFOLETTO ANDREA·Filed 2010·Granted Dec 3, 2013·18 cites·34 claims
- 1796US8450996B2Motion sensor, method, and computer-readable storage medium providing a motion sensor with a magnetic field sensing element for generating a magnetic field signal and a state processor to identify a plurality of states corresponding to ranges of values of the magnetic field signal having a reduced amount of state chatterFOLETTO ANDREA·Filed 2010·Granted May 28, 2013·20 cites·24 claims
- 1895US11686599B2Magnetic field sensorALLEGRO MICROSYSTEMS LLC·Filed 2022·Granted Jun 27, 2023·3 cites·18 claims
- 1995US11368533B2Signaling between master and one or more slave components to share absolute and incremental dataALLEGRO MICROSYSTEMS LLC·Filed 2020·Granted Jun 21, 2022·5 cites·35 claims
- 2095US9644999B2Magnetic field sensor and associated method that can establish a measured threshold value and that can store the measured threshold value in a memory deviceALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted May 9, 2017·16 cites·27 claims
- 2195US9417295B2Circuits and methods for processing signals generated by a circular vertical hall (CVH) sensing element in the presence of a multi-pole magnetFRIEDRICH ANDREAS P·Filed 2012·Granted Aug 16, 2016·14 cites·18 claims
- 2295US9329057B2Gear tooth sensor with peak and threshold detectorsFOLETTO ANDREA·Filed 2012·Granted May 3, 2016·21 cites·35 claims
- 2395US8922206B2Magnetic field sensing element combining a circular vertical hall magnetic field sensing element with a planar hall elementFRIEDRICH ANDREAS P·Filed 2011·Granted Dec 30, 2014·15 cites·21 claims
- 2494US10809094B2Magnetic field sensor having compensation for magnetic field sensing element placementALLEGRO MICROSYSTEMS LLC·Filed 2018·Granted Oct 20, 2020·6 cites·24 claims
- 2594US10598739B2Magnetic field sensors having virtual signalsALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Mar 24, 2020·8 cites·45 claims
- 2694US9411023B2Magnetic field sensing element combining a circular vertical hall magnetic field sensing element with a planar hall elementALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Aug 9, 2016·12 cites·24 claims
- 2793US8749005B1Magnetic field sensor and method of fabricating a magnetic field sensor having a plurality of vertical hall elements arranged in at least a portion of a polygonal shapeFOLETTO ANDREA·Filed 2012·Granted Jun 10, 2014·22 cites·39 claims
- 2892US11621657B1Current sense calibration in a motor control systemALLEGRO MICROSYSTEMS LLC·Filed 2022·Granted Apr 4, 2023·2 cites·23 claims
- 2992US11255700B2Magnetic field sensorALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Feb 22, 2022·5 cites·47 claims
- 3092US10782363B2Systems and methods for magnetic field sensors with self-testALLEGRO MICROSYSTEMS LLC·Filed 2017·Granted Sep 22, 2020·4 cites·25 claims
- 3191US10495700B2Method and system for providing information about a target object in a formatted output signalALLEGRO MICROSYSTEMS LLC·Filed 2016·Granted Dec 3, 2019·7 cites·30 claims
- 3291US9851416B2Systems and methods for magnetic field sensors with self-testALLEGRO MICROSYSTERNS LLC·Filed 2014·Granted Dec 26, 2017·13 cites·18 claims
- 3391US9797746B2Systems and methods for detecting a magnetic target by computing a barycenterALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Oct 24, 2017·9 cites·24 claims
- 3491US9170128B2Motion sensor, method, and computer-readable storage medium providing a motion sensor with a vibration processor to set a state of a flag in response to selected ones of a plurality of test results being indicative of a passing conditionsALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Oct 27, 2015·7 cites·42 claims
- 3591US9046383B2Systems and methods that use magnetic field sensors to identify positions of a gear shift leverFRIEDRICH ANDREAS P·Filed 2012·Granted Jun 2, 2015·14 cites·48 claims
- 3690US11733316B2Position sensor having harmonic distortion compensationALLEGRO MICROSYSTEMS LLC·Filed 2020·Granted Aug 22, 2023·2 cites·29 claims
- 3790US11733024B2Use of channel information to generate redundant angle measurements on safety critical applicationsALLEGRO MICROSYSTEMS LLC·Filed 2021·Granted Aug 22, 2023·2 cites·18 claims
- 3890US10866118B2High resolution magnetic field sensorsALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Dec 15, 2020·4 cites·31 claims
- 3990US9182456B2Magnetic field sensor for sensing rotation of an objectSHOEMAKER ERIC·Filed 2012·Granted Nov 10, 2015·14 cites·28 claims
- 4090US8446146B2Motion sensor, method, and computer-readable storage medium providing a motion sensor with a validated output signal from the motion sensorFOLETTO ANDREA·Filed 2010·Granted May 21, 2013·8 cites·36 claims
- 4189US11333530B2Absolute angle sensor with improved accuracy using error estimationALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted May 17, 2022·3 cites·17 claims
- 4287US11385075B2Orientation independent magnetic field sensorALLEGRO MICROSYSTEMS LLC·Filed 2020·Granted Jul 12, 2022·2 cites·37 claims
- 4385US9739637B2Magnetic field motion sensor and related techniquesALLEGRO MICROSYSTEMS LLC·Filed 2014·Granted Aug 22, 2017·5 cites·31 claims
- 4485US8686720B2Motion sensor, method, and computer-readable storage medium providing a motion sensor with a validated output signal from the motion sensorALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Apr 1, 2014·5 cites·27 claims
- 4584US9606190B2Magnetic field sensor arrangements and associated methodsFRIEDRICH ANDREAS P·Filed 2012·Granted Mar 28, 2017·6 cites·20 claims
- 4681US10782152B2Magnetic field sensors and method for determining position and orientation of a magnetALLEGRO MICROSYSTEMS LLC·Filed 2017·Granted Sep 22, 2020·2 cites·11 claims
- 4781US10690731B2Magnetic field sensor with adaptive threshold and associated methodsALLEGRO MICROSYSTEMS LLC·Filed 2018·Granted Jun 23, 2020·2 cites·23 claims
- 4881US9175981B2Motion sensor, method, and computer-readable storage medium providing a motion sensor generating a signal having signal states with a reduced amount of state chatterALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Nov 3, 2015·3 cites·30 claims
- 4980US10837753B2Magnetic field sensor using MR elements for detecting flux line divergenceALLEGRO MICROSYSTEMS LLC·Filed 2019·Granted Nov 17, 2020·2 cites·35 claims
- 5076US9140536B2Circuits and methods using a first cycle of a signal to generate a threshold signal used for comparing to a second later cycle of the signalALLEGRO MICROSYSTEMS LLC·Filed 2013·Granted Sep 22, 2015·3 cites·6 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Andrea Foletto files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →