Inventor · disambiguated record
Joseph Duncan
Also filed as: DUNCAN JOSEPH · DUNCAN JOSEPH L
19 granted patents·3 pending applications·41 citations·filing 1985–2024
91Inventor score
Top patents by PatentIndex Score
22 records- 0186US10128798B2Adjusting envelope tracking power supplyQUALCOMM INC·Filed 2017·Granted Nov 13, 2018·6 cites·16 claims
- 0282US10749477B2Series voltage regulation modulating power supplyQUALCOMM INC·Filed 2019·Granted Aug 18, 2020·4 cites·18 claims
- 0381US11063514B2Methods and apparatuses for voltage regulation using predictively charged precharge railsQUALCOMM INC·Filed 2019·Granted Jul 13, 2021·3 cites·30 claims
- 0473US10831220B2Methods and apparatuses for voltage regulation using precharge railsQUALCOMM INC·Filed 2018·Granted Nov 10, 2020·2 cites·24 claims
- 0572US11515786B2Techniques for current sensing for single-inductor multiple-output (SIMO) regulatorsQUALCOMM INC·Filed 2019·Granted Nov 29, 2022·2 cites·16 claims
- 0671US10340854B2Selecting between boosted supply and battery supplyQUALCOMM INC·Filed 2017·Granted Jul 2, 2019·1 cites·18 claims
- 0770US9820229B2Dynamic voltage and frequency scaling in wireless modemsQUALCOMM INC·Filed 2013·Granted Nov 14, 2017·2 cites·23 claims
- 0869US12107497B2Methods and apparatuses for voltage regulation using predictively charged precharge railsQUALCOMM INC·Filed 2021·Granted Oct 1, 2024·0 cites·21 claims
- 0968US9548739B2Drive for cascode stack of power FETsQUALCOMM INC·Filed 2015·Granted Jan 17, 2017·3 cites·18 claims
- 1066US10615796B2Level shifterQUALCOMM INC·Filed 2017·Granted Apr 7, 2020·1 cites·30 claims
- 1161US10651799B2Selecting between boosted supply and battery supplyQUALCOMM INC·Filed 2019·Granted May 12, 2020·0 cites·20 claims
- 1261US9419518B2Transfer function generation based on pulse-width modulation informationQUALCOMM INC·Filed 2013·Granted Aug 16, 2016·2 cites·10 claims
- 1351US10924017B2Techniques for controlling a single-inductor multiple-output switched-mode power supplyQUALCOMM INC·Filed 2019·Granted Feb 16, 2021·0 cites·20 claims
- 1450US9641077B2Applying force voltage to switching node of disabled buck converter power stageQUALCOMM INC·Filed 2015·Granted May 2, 2017·0 cites·20 claims
- 1549US10958168B2Techniques for controlling a single-inductor multiple-output (SIMO) switched-mode power supply (SMPS)QUALCOMM INC·Filed 2019·Granted Mar 23, 2021·0 cites·18 claims
- 1648US9647545B2Reduced sleep current in power convertersQUALCOMM INC·Filed 2014·Granted May 9, 2017·0 cites·20 claims
- 1748US2025300605A1Transimpedance amplifier with virtual ground shunt resistorQUALCOMM INC·Filed 2024·Application pending·0 cites
- 1846US12273029B2Switch-mode power supply with a network of flying capacitors and switchesQUALCOMM INC·Filed 2021·Granted Apr 8, 2025·0 cites·16 claims
- 1943US9182766B2Switching voltage regulatorQUALCOMM INC·Filed 2013·Granted Nov 10, 2015·0 cites·24 claims
- 2043US4640049ASafety devices for overhead garage door springsDUNCAN JOSEPH L·Filed 1985·Granted Feb 3, 1987·15 cites·6 claims
- 2143US2020344094A1Digital data and power transmission over single-wire busQUALCOMM INC·Filed 2019·Application pending·0 cites
- 2233US2018034417A1Power supply controlQUALCOMM INC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →