Inventor · disambiguated record
John L. Melanson
Also filed as: MELANSON JOHN · MELANSON JOHN L · MELANSON JOHN LAURENCE
558 granted patents·52 pending applications·13,282 citations·filing 1975–2025
99Inventor score
Files withCIRRUS LOGIC INC269CIRRUS LOGIC INT SEMICONDUCTOR LTD207MELANSON JOHN L50KONINKLIJKE PHILIPS NV10AUDIOLOGIC INC9
Top patents by PatentIndex Score
610 records- 0199US8804974B1Ambient audio event detection in a personal audio device headsetMELANSON JOHN L·Filed 2011·Granted Aug 12, 2014·75 cites·16 claims
- 0299US8610364B2Coordinated dimmer compatibility functionsMELANSON JOHN L·Filed 2011·Granted Dec 17, 2013·58 cites·34 claims
- 0399US7894216B2Switching power converter with efficient switching control signal period generationCIRRUS LOGIC INC·Filed 2008·Granted Feb 22, 2011·120 cites·26 claims
- 0499US7852017B1Ballast for light emitting diode light sourcesCIRRUS LOGIC INC·Filed 2008·Granted Dec 14, 2010·178 cites·22 claims
- 0599US7821237B2Power factor correction (PFC) controller and method using a finite state machine to adjust the duty cycle of a PWM control signalCIRRUS LOGIC INC·Filed 2008·Granted Oct 26, 2010·83 cites·35 claims
- 0699US7804256B2Power control system for current regulated light sourcesCIRRUS LOGIC INC·Filed 2008·Granted Sep 28, 2010·205 cites·30 claims
- 0799US7759881B1LED lighting system with a multiple mode current control dimming strategyCIRRUS LOGIC INC·Filed 2008·Granted Jul 20, 2010·382 cites·32 claims
- 0899US7719246B2Power control system using a nonlinear delta-sigma modulator with nonlinear power conversion process modelingCIRRUS LOGIC INC·Filed 2007·Granted May 18, 2010·111 cites·21 claims
- 0999US7719248B1Discontinuous conduction mode (DCM) using sensed current for a switch-mode converterCIRRUS LOGIC INC·Filed 2008·Granted May 18, 2010·138 cites·35 claims
- 1099US7288902B1Color variations in a dimmable lighting device with stable color temperature light sourcesCIRRUS LOGIC INC·Filed 2007·Granted Oct 30, 2007·431 cites·19 claims
- 1199US7183957B1Signal processing system with analog-to-digital converter using delta-sigma modulation having an internal stabilizer loopCIRRUS LOGIC INC·Filed 2005·Granted Feb 27, 2007·127 cites·21 claims
- 1299US6727832B1Data converters with digitally filtered pulse width modulation output stages and methods and systems using the sameCIRRUS LOGIC INC·Filed 2002·Granted Apr 27, 2004·133 cites·34 claims
- 1399US6373334B1Real time correction of a digital PWM amplifierCIRRUS LOGIC INC·Filed 2000·Granted Apr 16, 2002·177 cites·20 claims
- 1498US11507199B2Pseudo-differential phase measurement and quality factor compensationCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2021·Granted Nov 22, 2022·11 cites·30 claims
- 1598US11368151B2Driver circuitry and operationCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2021·Granted Jun 21, 2022·9 cites·17 claims
- 1698US11277129B2Driver circuitry and operationCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2021·Granted Mar 15, 2022·11 cites·18 claims
- 1798US11050433B1Using a tracking switched-mode power supply to increase efficiency of a current digital-to-analog converter-based output stageCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2020·Granted Jun 29, 2021·24 cites·30 claims
- 1898US10828672B2Driver circuitryCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2019·Granted Nov 10, 2020·39 cites·21 claims
- 1998US9543975B1Multi-path analog front end and analog-to-digital converter for a signal processing system with low-pass filter between pathsCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2015·Granted Jan 10, 2017·29 cites·32 claims
- 2098US9084316B2Controlled power dissipation in a switch path in a lighting systemMELANSON JOHN L·Filed 2011·Granted Jul 14, 2015·57 cites·14 claims
- 2198US8749173B1Dimmer compatibility with reactive loadsMELANSON JOHN L·Filed 2011·Granted Jun 10, 2014·48 cites·27 claims
- 2298US8487546B2LED lighting system with accurate current controlMELANSON JOHN LAURENCE·Filed 2008·Granted Jul 16, 2013·120 cites·23 claims
- 2398US8299722B2Time division light output sensing and brightness adjustment for different spectra of light emitting diodesMELANSON JOHN L·Filed 2009·Granted Oct 30, 2012·112 cites·40 claims
- 2498US8076920B1Switching power converter and control systemMELANSON JOHN L·Filed 2007·Granted Dec 13, 2011·115 cites·25 claims
- 2598US8068622B2Method and apparatus for controlling a selectable voltage audio power output stageMELANSON JOHN L·Filed 2006·Granted Nov 29, 2011·82 cites·24 claims
- 2698US8018171B1Multi-function duty cycle modifierCIRRUS LOGIC INC·Filed 2008·Granted Sep 13, 2011·116 cites·16 claims
- 2798US7903825B1Personal audio playback device having gain control responsive to environmental soundsCIRRUS LOGIC INC·Filed 2006·Granted Mar 8, 2011·129 cites·28 claims
- 2898US7863828B2Power supply DC voltage offset detectorCIRRUS LOGIC INC·Filed 2007·Granted Jan 4, 2011·61 cites·20 claims
- 2998US7746043B2Inductor flyback detection using switch gate change characteristic detectionCIRRUS LOGIC INC·Filed 2007·Granted Jun 29, 2010·71 cites·23 claims
- 3098US7667408B2Lighting system with lighting dimmer output mappingCIRRUS LOGIC INC·Filed 2007·Granted Feb 23, 2010·86 cites·23 claims
- 3198US7554473B2Control system using a nonlinear delta-sigma modulator with nonlinear process modelingCIRRUS LOGIC INC·Filed 2007·Granted Jun 30, 2009·70 cites·25 claims
- 3298US6741123B1Delta-sigma amplifiers with output stage supply voltage variation compensation and methods and digital amplifier systems using the sameCIRRUS LOGIC INC·Filed 2002·Granted May 25, 2004·124 cites·8 claims
- 3398US6344811B1Power supply compensation for noise shaped, digital amplifiersAUDIO LOGIC INC·Filed 2000·Granted Feb 5, 2002·161 cites·19 claims
- 3498US6294954B1Adaptive dead time control for switching circuitsAUDIOLOGIC INC·Filed 2000·Granted Sep 25, 2001·138 cites·12 claims
- 3597US11469661B2Multiphase inductive boost converter with multiple operational phasesCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2020·Granted Oct 11, 2022·13 cites·16 claims
- 3697US11296666B1High common mode rejection ratio (CMRR) current monitoring circuit using floating suppliesCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2020·Granted Apr 5, 2022·5 cites·20 claims
- 3797US9306588B2Switchable secondary playback pathCIRRUS LOGIC INC·Filed 2015·Granted Apr 5, 2016·25 cites·30 claims
- 3897US8569972B2Dimmer output emulationMELANSON JOHN L·Filed 2010·Granted Oct 29, 2013·51 cites·21 claims
- 3997US8547034B2Trailing edge dimmer compatibility with dimmer high resistance predictionMELANSON JOHN L·Filed 2011·Granted Oct 1, 2013·55 cites·40 claims
- 4097US8212491B2Switching power converter control with triac-based leading edge dimmer compatibilityKOST MICHAEL A·Filed 2008·Granted Jul 3, 2012·99 cites·25 claims
- 4197US7365669B1Low-delay signal processing based on highly oversampled digital processingCIRRUS LOGIC INC·Filed 2007·Granted Apr 29, 2008·113 cites·25 claims
- 4297US6118877AHearing aid with in situ testing capabilityAUDIOLOGIC INC·Filed 1995·Granted Sep 12, 2000·264 cites·4 claims
- 4397US5479522ABinaural hearing aidAUDIOLOGIC INC·Filed 1993·Granted Dec 26, 1995·296 cites·15 claims
- 4496US11980913B2Driver circuitry and operationCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2023·Granted May 14, 2024·2 cites·19 claims
- 4596US11764741B1Determination of gain of pulse width modulation amplifier systemCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2022·Granted Sep 19, 2023·2 cites·15 claims
- 4696US11259121B2Surface speakerCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2018·Granted Feb 22, 2022·32 cites·11 claims
- 4796US9807504B2Multi-path analog front end and analog-to-digital converter for a signal processing system with low-pass filter between pathsCIRRUS LOGIC INT SEMICONDUCTOR LTD·Filed 2016·Granted Oct 31, 2017·17 cites·22 claims
- 4896US9596537B2Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancementCIRRUS LOGIC INC·Filed 2014·Granted Mar 14, 2017·29 cites·36 claims
- 4996US9207265B1Dimmer detectionCIRRUS LOGIC INC·Filed 2013·Granted Dec 8, 2015·45 cites·20 claims
- 5096US8847515B2Multi-mode dimmer interfacing including attach state controlKING ERIC J·Filed 2011·Granted Sep 30, 2014·46 cites·14 claims
Showing the top 50 of 610 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →