Inventor · disambiguated record
Zhengang Chen
Also filed as: CHEN ZHENGANG
120 granted patents·15 pending applications·1,193 citations·filing 2011–2025
99Inventor score
Files withMICRON TECHNOLOGY INC66SEAGATE TECHNOLOGY LLC48LSI CORP8CHEN ZHENGANG6MARVELL WORLD TRADE LTD4
Top patents by PatentIndex Score
135 records- 0199US9619321B1Internal copy-back with read-verifySEAGATE TECHNOLOGY LLC·Filed 2015·Granted Apr 11, 2017·197 cites·20 claims
- 0299US9417960B2Preventing programming errors from occurring when programming flash memory cellsSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Aug 16, 2016·176 cites·21 claims
- 0399US9088300B1Cyclic redundancy check for out-of-order codewordsMARVELL INT LTD·Filed 2012·Granted Jul 21, 2015·64 cites·15 claims
- 0499US9025393B2Method of optimizing solid state drive soft retry voltagesLSI CORP·Filed 2013·Granted May 5, 2015·342 cites·20 claims
- 0597US11394403B1Error correction based on rate adaptive low density parity check (LDPC) codes with flexible column weights in the parity check matricesMICRON TECHNOLOGY INC·Filed 2021·Granted Jul 19, 2022·7 cites·18 claims
- 0696US11520491B2Parity protection in non-volatile memoryMICRON TECHNOLOGY INC·Filed 2021·Granted Dec 6, 2022·4 cites·17 claims
- 0796US11327884B2Self-seeded randomizer for data randomization in flash memoryMICRON TECHNOLOGY INC·Filed 2020·Granted May 10, 2022·4 cites·20 claims
- 0896US9478271B2Nonvolatile memory data recovery after power failureSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Oct 25, 2016·26 cites·20 claims
- 0995US11404141B2Preemptive read refresh in memories with time-varying error ratesMICRON TECHNOLOGY INC·Filed 2021·Granted Aug 2, 2022·4 cites·20 claims
- 1095US11146291B2Configuring iterative error correction parameters using criteria from previous iterationsMICRON TECHNOLOGY INC·Filed 2020·Granted Oct 12, 2021·7 cites·20 claims
- 1194US9818488B2Read threshold voltage adaptation using bit error rates based on decoded dataSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Nov 14, 2017·11 cites·20 claims
- 1293US11625299B1Inserting temperature information into a codewordMICRON TECHNOLOGY INC·Filed 2021·Granted Apr 11, 2023·2 cites·19 claims
- 1393US11256617B2Metadata aware copyback for memory devicesMICRON TECHNOLOGY INC·Filed 2020·Granted Feb 22, 2022·3 cites·20 claims
- 1493US8856431B2Mixed granularity higher-level redundancy for non-volatile memoryCHEN ZHENGANG·Filed 2012·Granted Oct 7, 2014·19 cites·20 claims
- 1592US10073734B2Flash memory read error recovery with soft-decision decodeSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Sep 11, 2018·8 cites·16 claims
- 1692US9916906B2Periodically updating a log likelihood ratio (LLR) table in a flash memory controllerSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Mar 13, 2018·13 cites·25 claims
- 1792US9620202B2Reduction or elimination of a latency penalty associated with adjusting read thresholds for non-volatile memorySEAGATE TECHNOLOGY LLC·Filed 2013·Granted Apr 11, 2017·12 cites·35 claims
- 1892US9459956B2Data decoder with trapping set flip bit mapperSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Oct 4, 2016·16 cites·18 claims
- 1992US9443616B2Bad memory unit detection in a solid state driveSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Sep 13, 2016·16 cites·20 claims
- 2092US9239754B2Single read based soft-decision decoding of non-volatile memoryWU YUNXIANG·Filed 2012·Granted Jan 19, 2016·17 cites·24 claims
- 2191US9941901B2Systems and methods for soft decision generation in a solid state memory systemSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Apr 10, 2018·6 cites·18 claims
- 2291US9135112B2Policy for read operations addressing on-the-fly decoding failure in non-volatile memorySEAGATE TECHNOLOGY LLC·Filed 2013·Granted Sep 15, 2015·14 cites·20 claims
- 2390US9021332B2Flash memory read error recovery with soft-decision decodeLSI CORP·Filed 2013·Granted Apr 28, 2015·11 cites·20 claims
- 2490US8913437B2Inter-cell interference cancellationMARVELL WORLD TRADE LTD·Filed 2012·Granted Dec 16, 2014·11 cites·8 claims
- 2589US8914696B2Flash memory read scrub and channel trackingCHEN ZHENGANG·Filed 2012·Granted Dec 16, 2014·14 cites·20 claims
- 2688US11709771B2Self-seeded randomizer for data randomization in flash memoryMICRON TECHNOLOGY INC·Filed 2022·Granted Jul 25, 2023·1 cites·20 claims
- 2788US10783978B1Read voltage-assisted manufacturing tests of memory sub-systemMICRON TECHNOLOGY INC·Filed 2019·Granted Sep 22, 2020·8 cites·20 claims
- 2887US11768766B2Metadata aware copyback for memory devicesMICRON TECHNOLOGY INC·Filed 2022·Granted Sep 26, 2023·1 cites·20 claims
- 2987US11056166B2Performing a refresh operation based on a characteristic of a memory sub-systemMICRON TECHNOLOGY INC·Filed 2019·Granted Jul 6, 2021·6 cites·20 claims
- 3087US9236099B2Multiple retry reads in a read channel of a memorySEAGATE TECHNOLOGY LLC·Filed 2013·Granted Jan 12, 2016·8 cites·20 claims
- 3186US10877835B2Write buffer managementMICRON TECHNOLOGY INC·Filed 2018·Granted Dec 29, 2020·6 cites·19 claims
- 3286US10303402B2Data compression using partial statisticsSEAGATE TECHNOLOGY LLC·Filed 2016·Granted May 28, 2019·6 cites·20 claims
- 3385US10892029B1Self-adaptive read voltage adjustment using directional error statistics for memories with time-varying error ratesMICRON TECHNOLOGY INC·Filed 2019·Granted Jan 12, 2021·5 cites·20 claims
- 3485US10353622B2Internal copy-back with read-verifySEAGATE TECHNOLOGY LLC·Filed 2017·Granted Jul 16, 2019·3 cites·20 claims
- 3584US12301254B2Early stopping of bit-flip low density parity check decoding based on syndrome weightMICRON TECHNOLOGY INC·Filed 2022·Granted May 13, 2025·1 cites·18 claims
- 3684US9502117B2Cell-level statistics collection for detection and decoding in flash memoriesSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Nov 22, 2016·8 cites·20 claims
- 3783US9417797B2Estimating read reference voltage based on disparity and derivative metricsSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Aug 16, 2016·8 cites·34 claims
- 3882US11023172B2Selecting read voltage using write transaction dataMICRON TECHNOLOGY INC·Filed 2019·Granted Jun 1, 2021·4 cites·19 claims
- 3982US9396792B2Adjusting log likelihood ratio values to compensate misplacement of read voltagesSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Jul 19, 2016·7 cites·20 claims
- 4082US9065623B1Mixed mapping for rate compatible trellis coded modulationCHEN ZHENGANG·Filed 2011·Granted Jun 23, 2015·7 cites·20 claims
- 4182US9021331B2Method and apparatus for generation of soft decision error correction code informationLSI CORP·Filed 2013·Granted Apr 28, 2015·7 cites·15 claims
- 4282US8996961B2Error correction code rate management for nonvolatile memorySEAGATE TECHNOLOGY LLC·Filed 2013·Granted Mar 31, 2015·6 cites·20 claims
- 4381US11726671B2Memory access mode selectionMICRON TECHNOLOGY INC·Filed 2021·Granted Aug 15, 2023·1 cites·20 claims
- 4480US11256429B2Adjustment of a pre-read operation based on an operating temperatureMICRON TECHNOLOGY INC·Filed 2020·Granted Feb 22, 2022·1 cites·14 claims
- 4580US10388385B2Reduction or elimination of a latency penalty associated with adjusting read thresholds for non-volatile memorySEAGATE TECHNOLOGY LLC·Filed 2017·Granted Aug 20, 2019·2 cites·20 claims
- 4680US9176815B2Flash channel with selective decoder likelihood dampeningSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Nov 3, 2015·5 cites·20 claims
- 4779US9477423B2Eliminating or reducing programming errors when programming flash memory cellsSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Oct 25, 2016·5 cites·24 claims
- 4878US12511059B2Power efficient codeword scrambling in a non-volatile memory deviceMICRON TECHNOLOGY INC·Filed 2024·Granted Dec 30, 2025·0 cites·20 claims
- 4978US11545230B2Manufacturer self-test for solid-state drivesSEAGATE TECHNOLOGY LLC·Filed 2019·Granted Jan 3, 2023·3 cites·20 claims
- 5078US11281533B2Hybrid iterative error correcting and redundancy decoding operations for memory sub-systemsMICRON TECHNOLOGY INC·Filed 2020·Granted Mar 22, 2022·1 cites·20 claims
Showing the top 50 of 135 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →