Inventor · disambiguated record
Sedat Oelcer
Also filed as: OELCER SEDAT
75 granted patents·1,036 citations·filing 1989–2020
99Inventor score
Top patents by PatentIndex Score
75 records- 0199US6895547B2Method and apparatus for low density parity check encoding of dataIBM·Filed 2001·Granted May 17, 2005·341 cites·14 claims
- 0298US7495854B2Dynamic method for asymmetry compensation in a storage read channelIBM·Filed 2005·Granted Feb 24, 2009·64 cites·22 claims
- 0395US7394608B2Read channel apparatus for asynchronous sampling and synchronous equalizationIBM·Filed 2005·Granted Jul 1, 2008·23 cites·6 claims
- 0494US7589927B2Dynamically adapting a read channel equalizerIBM·Filed 2005·Granted Sep 15, 2009·20 cites·9 claims
- 0594US7436615B2Using a measured error to determine coefficients to provide to an equalizer to use to equalize an input signalIBM·Filed 2005·Granted Oct 14, 2008·15 cites·10 claims
- 0693US7864467B2Gain control for data-dependent detection in magnetic storage read channelsIBM·Filed 2008·Granted Jan 4, 2011·15 cites·20 claims
- 0793US7522367B2Asynchronous read channel shaped toward generalized partial response characteristicsIBM·Filed 2005·Granted Apr 21, 2009·16 cites·9 claims
- 0892US7924524B2System and method for generating an amplitude error signal in a magnetic tape recording channelIBM·Filed 2009·Granted Apr 12, 2011·13 cites·23 claims
- 0992US7821733B2Using a measured error to determine coefficients to provide to an equalizer to use to equalize an input signalIBM·Filed 2008·Granted Oct 26, 2010·10 cites·20 claims
- 1092US7359135B2Dynamically adapting a magnetic tape read channel equalizerIBM·Filed 2007·Granted Apr 15, 2008·11 cites·18 claims
- 1192US5060088AAdaptive equalization for recording systems using partial-response signalingIBM·Filed 1989·Granted Oct 22, 1991·58 cites·4 claims
- 1291US7596176B2Apparatus, system, and method for adaptive asynchronous equalization using leakageIBM·Filed 2005·Granted Sep 29, 2009·23 cites·30 claims
- 1390US7433142B2Using at least one servo channel to provide timing recovery and timing information to data channelsIBM·Filed 2006·Granted Oct 7, 2008·10 cites·35 claims
- 1489US7733592B2Methods for multi-channel data detection phase locked loop frequency error combinationIBM·Filed 2007·Granted Jun 8, 2010·18 cites·9 claims
- 1588US9236084B1Dynamic gain control for use with adaptive equalizersIBM·Filed 2014·Granted Jan 12, 2016·7 cites·20 claims
- 1688US9183852B2Magnetic tape recording in data format using an efficient reverse concatenated modulation codeIBM·Filed 2013·Granted Nov 10, 2015·12 cites·15 claims
- 1788US7777980B2Multi-channel data detection phase locked loop error combination logicIBM·Filed 2007·Granted Aug 17, 2010·8 cites·19 claims
- 1888US7000167B2Decoding low density parity check codesIBM·Filed 2002·Granted Feb 14, 2006·51 cites·9 claims
- 1987US7271971B2Dynamically adapting a magnetic tape read channel equalizerIBM·Filed 2004·Granted Sep 18, 2007·19 cites·18 claims
- 2086US8964321B2Iterative data storage read channel architecture having dropout mitigationIBM·Filed 2013·Granted Feb 24, 2015·7 cites·20 claims
- 2186US8743498B2Adaptive soft-output detector for magnetic tape read channelsBLINICK KATHERINE T·Filed 2012·Granted Jun 3, 2014·7 cites·25 claims
- 2286US7982992B2Dual gain control for magnetic data storage systemIBM·Filed 2009·Granted Jul 19, 2011·5 cites·24 claims
- 2386US7773327B2Multi-channel data detection phase locked loop frequency error combination logicIBM·Filed 2007·Granted Aug 10, 2010·6 cites·14 claims
- 2485US6985536B2Block coding for multilevel data communicationIBM·Filed 2002·Granted Jan 10, 2006·43 cites·16 claims
- 2585US6665349B1Filtered multitone transmission application to DSL technologiesIBM·Filed 2000·Granted Dec 16, 2003·43 cites·44 claims
- 2684US8743500B2Adaptive soft-output detector for magnetic tape read channelsBLINICK KATHERINE T·Filed 2012·Granted Jun 3, 2014·6 cites·25 claims
- 2783US8605380B1Technique for fixing tap coefficients in a programmable finite-impulse-response equalizerCHRISTENSEN ERIC ROLF·Filed 2012·Granted Dec 10, 2013·7 cites·20 claims
- 2883US7573665B2Magnetic tape read channel signal values developed employing intermediate bits of the path memory of a PRML Viterbi detectorIBM·Filed 2008·Granted Aug 11, 2009·4 cites·6 claims
- 2982US11381258B2Partial reverse concatenation for data storage devices using composite codesAWEMANE LTD·Filed 2020·Granted Jul 5, 2022·2 cites·20 claims
- 3082US8988798B2Iterative data storage read channel architectureIBM·Filed 2013·Granted Mar 24, 2015·5 cites·20 claims
- 3182US8077764B216-state adaptive noise predictive maximum-likelihood detection systemELEFTHERIOU EVANGELOS S·Filed 2009·Granted Dec 13, 2011·10 cites·14 claims
- 3281US8854759B2Combined soft detection/soft decoding in tape drive storage channelsCIDECIYAN ROY D·Filed 2012·Granted Oct 7, 2014·4 cites·22 claims
- 3381US7773326B2Methods for multi-channel data detection phase locked loop error combinationIBM·Filed 2007·Granted Aug 10, 2010·9 cites·14 claims
- 3481US7428116B2Method for a cyclic dibit response estimation in a media system using a data set separator sequenceIBM·Filed 2005·Granted Sep 23, 2008·4 cites·34 claims
- 3580US8625226B2Fixing tap coefficients in a programmable finite-impulse-response equalizerCHRISTENSEN ERIC ROLF·Filed 2011·Granted Jan 7, 2014·6 cites·20 claims
- 3679US8743499B2Adaptive soft-output detector for magnetic tape read channelsBLINICK KATHERINE T·Filed 2012·Granted Jun 3, 2014·5 cites·25 claims
- 3778US9418698B2Dynamic gain control for use with adaptive equalizersIBM·Filed 2015·Granted Aug 16, 2016·3 cites·20 claims
- 3878US8670199B2Data-dependent noise-predictive maximum likelihood detection (DD-NPML) for magnetic recordingBLINICK KATHERINE T·Filed 2010·Granted Mar 11, 2014·4 cites·20 claims
- 3978US8019034B2Common state-space multi-channel digital sample timing phase control of multiple read channels for correlated signalsIBM·Filed 2007·Granted Sep 13, 2011·10 cites·20 claims
- 4078US7760821B2Oversampled channel response identificationIBM·Filed 2006·Granted Jul 20, 2010·6 cites·22 claims
- 4177US9178534B2Methods for partial reverse concatenation for data storage devices using composite codesCIDECIYAN ROY D·Filed 2012·Granted Nov 3, 2015·4 cites·20 claims
- 4277US7352802B2System and method for controlling line driver power in digital subscriber line modemsIBM·Filed 2005·Granted Apr 1, 2008·5 cites·10 claims
- 4376US9558782B2Partial reverse concatenation for data storage devices using composite codesCIDECIYAN ROY D·Filed 2012·Granted Jan 31, 2017·3 cites·20 claims
- 4476US8797670B2Adaptive soft-output detector for magnetic tape read channelsBLINICK KATHERINE T·Filed 2012·Granted Aug 5, 2014·3 cites·25 claims
- 4576US7457355B2Method for an equalizer computation in a media system using a data set separator sequenceIBM·Filed 2005·Granted Nov 25, 2008·2 cites·19 claims
- 4675US8254048B2Dual gain control for magnetic data storage systemDAHLE JACOB LEE·Filed 2011·Granted Aug 28, 2012·3 cites·16 claims
- 4775US8094397B2System, method, and computer program product for characterizing media associated with data storage channelsELEFTHERIOU EVANGELOS S·Filed 2009·Granted Jan 10, 2012·2 cites·18 claims
- 4874US9190076B2Data format using an efficient reverse concatenated modulation code for magnetic tape recordingCIDECIYAN ROY D·Filed 2012·Granted Nov 17, 2015·4 cites·18 claims
- 4974US9047918B2Adaptive soft-output detector for magnetic tape read channelsIBM·Filed 2014·Granted Jun 2, 2015·2 cites·20 claims
- 5073US9214187B2Cycle-slip resilient iterative data storage read channel architectureIBM·Filed 2013·Granted Dec 15, 2015·2 cites·20 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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