Inventor · disambiguated record
Michael Madden
Also filed as: MADDEN MICHAEL · MADDEN MICHAEL B
66 granted patents·322 citations·filing 2001–2023
98Inventor score
Top patents by PatentIndex Score
66 records- 0197US7715135B1Methods, circuits, apparatus, and systems for read channel synchronization and/or fly height measurementMARVELL INT LTD·Filed 2006·Granted May 11, 2010·59 cites·37 claims
- 0295US8164846B1Hybrid defect detection for recording channelsYANG XUESHI·Filed 2008·Granted Apr 24, 2012·15 cites·21 claims
- 0395US7986487B1Harmonic sensorMARVELL INT LTD·Filed 2009·Granted Jul 26, 2011·15 cites·20 claims
- 0494US9311937B2Systems and methods for calibrating read and write operations in two dimensional magnetic recordingMARVELL WORLD TRADE LTD·Filed 2014·Granted Apr 12, 2016·22 cites·20 claims
- 0594US8049983B1Methods and apparatus for performing interpolated timing recoveryMARVELL INT LTD·Filed 2008·Granted Nov 1, 2011·15 cites·24 claims
- 0694US7974034B1Systems and methods for sync mark detection using correlationMARVELL INT LTD·Filed 2007·Granted Jul 5, 2011·18 cites·28 claims
- 0793US8537482B1Systems and methods for inter-track interference cancellation in magnetic recording channelsSONG HONGXIN·Filed 2012·Granted Sep 17, 2013·19 cites·20 claims
- 0891US8339722B1Methods of demodulating a servo positon error signal on patterned mediaWU ZINING·Filed 2009·Granted Dec 25, 2012·10 cites·22 claims
- 0989US8730609B1DC shift detection and correctionMARVELL INT LTD·Filed 2012·Granted May 20, 2014·9 cites·20 claims
- 1089US7982990B1Digital techniques to decode signals extracted from computer-readable storage mediaMARVELL INT LTD·Filed 2009·Granted Jul 19, 2011·9 cites·20 claims
- 1188US9077501B1Systems and methods for detecting cycle slip and/or framing errorMARVELL INT LTD·Filed 2014·Granted Jul 7, 2015·10 cites·20 claims
- 1288US7158333B1Up-sampled filtering for servo demodulationMARVELL INT LTD·Filed 2003·Granted Jan 2, 2007·18 cites·105 claims
- 1387US8339720B1Hybrid defect detection for recording channelsYANG XUESHI·Filed 2012·Granted Dec 25, 2012·6 cites·20 claims
- 1487US7583469B1Up-sampled filtering for servo demodulationMARVELL INT LTD·Filed 2006·Granted Sep 1, 2009·5 cites·35 claims
- 1585US8810938B1Systems and methods for performing timing acquisition on an expected preamble of a read signalMARVELL INT LTD·Filed 2014·Granted Aug 19, 2014·5 cites·20 claims
- 1685US8027114B1Spiral servo detection with phase-locked loop (PLL)MARVELL INT LTD·Filed 2009·Granted Sep 27, 2011·6 cites·20 claims
- 1785US7538967B1Method and apparatus for estimating a position of a head in a disk driveMARVELL INT LTD·Filed 2007·Granted May 26, 2009·5 cites·43 claims
- 1884US8693118B1Timing acquisition robust to inter-track-interferenceMADDEN MICHAEL·Filed 2012·Granted Apr 8, 2014·5 cites·16 claims
- 1982US8649120B1Systems and methods for gain compensation and re-timing in magnetic recording channelsSONG HONGXIN·Filed 2012·Granted Feb 11, 2014·4 cites·20 claims
- 2082US8279546B1Systems and methods for sync mark detection using correlationHAN KE·Filed 2011·Granted Oct 2, 2012·5 cites·20 claims
- 2182US8154820B1Harmonic sensorMADDEN MICHAEL·Filed 2011·Granted Apr 10, 2012·4 cites·20 claims
- 2282US7974032B1Non-linear transition shift identification and compensationMARVELL INT LTD·Filed 2007·Granted Jul 5, 2011·3 cites·43 claims
- 2382US7764458B1Up-sampled filtering for servo demodulationMARVELL INT LTD·Filed 2009·Granted Jul 27, 2010·3 cites·21 claims
- 2480US8824074B1Hybrid defect detection for recording channelsMARVELL INT LTD·Filed 2013·Granted Sep 2, 2014·3 cites·20 claims
- 2579US8154822B1Analog techniques to decode signals extracted from computer-readable storage mediaYU ZAIHE·Filed 2009·Granted Apr 10, 2012·3 cites·20 claims
- 2679US8051365B1Viterbi decoder method and apparatus with RI detector in servo channel detector in servo channelMARVELL INT LTD·Filed 2008·Granted Nov 1, 2011·2 cites·25 claims
- 2778US8964323B1System and method for detecting and correcting shift in a DC level of an input signalMARVELL INT LTD·Filed 2014·Granted Feb 24, 2015·3 cites·20 claims
- 2878US8879185B1Disk synchronous write architecture for bit-patterned recordingZOU QIYUE·Filed 2011·Granted Nov 4, 2014·4 cites·20 claims
- 2978US8004784B1Predictive methods and systems for sampling data read from a rotating storage mediumMARVELL INT LTD·Filed 2008·Granted Aug 23, 2011·2 cites·17 claims
- 3077US8395858B1Methods and apparatus for performing interpolated timing recoveryHAN KE·Filed 2011·Granted Mar 12, 2013·3 cites·20 claims
- 3176US8593747B1Hybrid defect detection for recording channelsYANG XUESHI·Filed 2012·Granted Nov 26, 2013·2 cites·20 claims
- 3276US8405928B1Analog techniques to decode signals extracted from computer-readable storage mediaYU ZAIHE·Filed 2012·Granted Mar 26, 2013·3 cites·20 claims
- 3376US8165247B1Unfolded decision-directed loop, architectures, apparatuses and systems including the same, and methods, algorithms and software for reducing latency in decision-directed loopsMADDEN MICHAEL·Filed 2008·Granted Apr 24, 2012·2 cites·20 claims
- 3475US8537483B1Method and apparatus for adjusting a sampling frequency of a data signal read from a storage mediumMARVELL INT LTD·Filed 2012·Granted Sep 17, 2013·2 cites·20 claims
- 3575US8473830B1Viterbi decoder method and apparatus with RI detector in servo channelYU ZAIHE·Filed 2012·Granted Jun 25, 2013·2 cites·20 claims
- 3675US8422160B1Harmonic sensorMADDEN MICHAEL·Filed 2012·Granted Apr 16, 2013·2 cites·18 claims
- 3775US8261172B1Viterbi decoder method and apparatus with RI detector in servo channelYU ZAIHE·Filed 2011·Granted Sep 4, 2012·2 cites·20 claims
- 3873US10510367B1Method and apparatus for processing multiple servo channels in magnetic recording devicesMARVELL INT LTD·Filed 2018·Granted Dec 17, 2019·3 cites·28 claims
- 3973US8625218B1ACQ in the presence of baseline popMARVELL INT LTD·Filed 2012·Granted Jan 7, 2014·2 cites·20 claims
- 4071US8707147B1Viterbi decoder method and apparatus with RI detector in servo channelMARVELL INT LTD·Filed 2013·Granted Apr 22, 2014·1 cites·20 claims
- 4166US8730605B1Write zero phase start for phase synchronization in bit patterned recordingMADDEN MICHAEL·Filed 2012·Granted May 20, 2014·1 cites·18 claims
- 4265US8289642B1Digital techniques to decode signals extracted from computer-readable storage mediaYU ZAIHE·Filed 2011·Granted Oct 16, 2012·1 cites·20 claims
- 4364US7933092B1Method and apparatus for estimating a position of a head in a disk driveMARVELL INT LTD·Filed 2009·Granted Apr 26, 2011·0 cites·20 claims
- 4461US9037955B1Viterbi decoder method and apparatus with RI detector in servo channelMARVELL INT LTD·Filed 2014·Granted May 19, 2015·0 cites·20 claims
- 4560US9019638B1Systems and methods for performing timing acquisition in a read/write channel moduleMARVELL INT LTD·Filed 2014·Granted Apr 28, 2015·0 cites·20 claims
- 4660US8804259B1Systems and methods for revising data in a signal read from a storage medium according to a calculated gainMARVELL INT LTD·Filed 2014·Granted Aug 12, 2014·0 cites·17 claims
- 4760US8773792B1Systems and methods for inter-track interference cancellation in magnetic recording channelsMARVELL INT LTD·Filed 2013·Granted Jul 8, 2014·0 cites·20 claims
- 4860US8711510B1Harmonic sensorMARVELL INT LTD·Filed 2013·Granted Apr 29, 2014·0 cites·20 claims
- 4959US8867159B1Method and read module for adjusting a frequency at which a converter samples a read signal based on movement of center of a rotating storage mediumMARVELL INT LTD·Filed 2013·Granted Oct 21, 2014·0 cites·21 claims
- 5059US6993097B2Demodulation method and demodulator for CPFSK-modulated signalsINFINEON TECHNOLOGIES AG·Filed 2001·Granted Jan 31, 2006·5 cites·13 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →