Inventor · disambiguated record
Ashwin Narasimha
Also filed as: NARASIMHA ASHWIN
38 granted patents·6 pending applications·953 citations·filing 2011–2021
97Inventor score
Files withHGST Netherlands BV15WESTERN DIGITAL TECH INC15KANAPATHIPPILLAI RUBAN4KARAMCHETI VIJAY4VIRIDENT SYSTEMS INC2
Top patents by PatentIndex Score
44 records- 0199US8706932B1Replaceable non-volatile memory apparatus with a plurality of pluggable electrical connectorsKANAPATHIPPILLAI RUBAN·Filed 2011·Granted Apr 22, 2014·200 cites·31 claims
- 0299US8689042B1Methods for data redundancy across replaceable non-volatile memory storage devicesKANAPATHIPPILLAI RUBAN·Filed 2011·Granted Apr 1, 2014·193 cites·13 claims
- 0399US8650343B1Methods for upgrading, diagnosing, and maintaining replaceable non-volatile memoryKANAPATHIPPILLAI RUBAN·Filed 2011·Granted Feb 11, 2014·182 cites·24 claims
- 0499US8639863B1Memory apparatus for replaceable non-volatile memoryKANAPATHIPPILLAI RUBAN·Filed 2011·Granted Jan 28, 2014·189 cites·19 claims
- 0597US8850091B1Methods for early write termination with non-volatile memoryKARAMCHETI VIJAY·Filed 2013·Granted Sep 30, 2014·36 cites·10 claims
- 0696US8516172B1Methods for early write termination and power failure with non-volatile memoryKARAMCHETI VIJAY·Filed 2011·Granted Aug 20, 2013·37 cites·17 claims
- 0794US8677037B1Memory apparatus for early write termination and power failureKARAMCHETI VIJAY·Filed 2011·Granted Mar 18, 2014·26 cites·38 claims
- 0891US9842660B1System and method to improve enterprise reliability through tracking I/O performance metrics in non-volatile random access memoryVIRIDENT SYSTEMS INC·Filed 2013·Granted Dec 12, 2017·24 cites·30 claims
- 0988US10089360B2Apparatus and method for single pass entropy detection on data transferHGST Netherlands BV·Filed 2016·Granted Oct 2, 2018·5 cites·19 claims
- 1088US9620227B1Characterizing and operating a non-volatile memory deviceHGST Netherlands BV·Filed 2016·Granted Apr 11, 2017·9 cites·19 claims
- 1188US8429318B1Methods for early write termination into non-volatile memory with metadata write operationsKARAMCHETI VIJAY·Filed 2011·Granted Apr 23, 2013·12 cites·36 claims
- 1286US11579973B2Methods and systems for implementing redundancy in memory controllersWESTERN DIGITAL TECH INC·Filed 2021·Granted Feb 14, 2023·1 cites·20 claims
- 1384US9727112B1Methods for early write termination with non-volatile memoryVIRIDENT SYSTEMS INC·Filed 2014·Granted Aug 8, 2017·5 cites·4 claims
- 1483US10809928B2Efficient data deduplication leveraging sequential chunks or auxiliary databasesWESTERN DIGITAL TECH INC·Filed 2017·Granted Oct 20, 2020·5 cites·21 claims
- 1583US9552384B2Apparatus and method for single pass entropy detection on data transferHGST Netherlands BV·Filed 2015·Granted Jan 24, 2017·5 cites·21 claims
- 1678US9582417B2Memory apparatus and methods thereof for preventing read errors on weak pages in a non-volatile memory systemVIRIDENT SYSTEMS LLC·Filed 2014·Granted Feb 28, 2017·6 cites·25 claims
- 1777US10691531B2Systems and methods for multi-zone data tiering for endurance extension in solid state drivesWESTERN DIGITAL TECH INC·Filed 2014·Granted Jun 23, 2020·4 cites·23 claims
- 1875US9678665B2Methods and systems for memory page allocationHGST Netherlands BV·Filed 2015·Granted Jun 13, 2017·2 cites·22 claims
- 1969US11640333B2Systems and methods for allocating blocks of memory to multiple zones associated with corresponding error correction mechanismsWESTERN DIGITAL TECH INC·Filed 2021·Granted May 2, 2023·0 cites·20 claims
- 2068US11132255B2Methods and systems for implementing redundancy in memory controllersWESTERN DIGITAL TECH INC·Filed 2020·Granted Sep 28, 2021·0 cites·20 claims
- 2168US10552284B2System and method for controlling PCIe direct attached nonvolatile memory storage subsystemsWESTERN DIGITAL TECH INC·Filed 2017·Granted Feb 4, 2020·1 cites·20 claims
- 2268US10067823B2Systems and methods for adaptive error corrective code mechanismsHGST Netherlands BV·Filed 2014·Granted Sep 4, 2018·3 cites·16 claims
- 2368US9612763B2Apparatus and methods to control power on PCIe direct attached nonvolatile memory storage subsystemsHGST Netherlands BV·Filed 2014·Granted Apr 4, 2017·2 cites·19 claims
- 2467US10275376B2Efficient cross device redundancy implementation on high performance direct attached non-volatile storage with data reductionWESTERN DIGITAL TECH INC·Filed 2016·Granted Apr 30, 2019·1 cites·24 claims
- 2566US10078646B2Hardware efficient fingerprintingHGST Netherlands BV·Filed 2015·Granted Sep 18, 2018·2 cites·18 claims
- 2665US11150984B2Systems and methods for multi-zone data tiering for endurance extension in solid state drivesWESTERN DIGITAL TECH INC·Filed 2020·Granted Oct 19, 2021·0 cites·18 claims
- 2765US10628260B2Methods and systems for implementing redundancy in memory controllersWESTERN DIGITAL TECH INC·Filed 2018·Granted Apr 21, 2020·0 cites·20 claims
- 2862US9619326B2Methods and systems for implementing redundancy in memory controllersHGST Netherlands BV·Filed 2014·Granted Apr 11, 2017·1 cites·16 claims
- 2951US10133629B2Methods and systems for implementing redundancy in memory controllersWESTERN DIGITAL TECH INC·Filed 2017·Granted Nov 20, 2018·0 cites·12 claims
- 3051US9921896B2Shutdowns and data recovery to avoid read errors weak pages in a non-volatile memory systemVIRIDENT SYSTEMS LLC·Filed 2014·Granted Mar 20, 2018·0 cites·18 claims
- 3150US8630143B2Multiple-port memory device comprising single-port memory device with supporting control circuitryLSI CORP·Filed 2013·Granted Jan 14, 2014·1 cites·20 claims
- 3249US10475517B2Characterizing and operating a non-volatile memory deviceWESTERN DIGITAL TECH INC·Filed 2018·Granted Nov 12, 2019·0 cites·20 claims
- 3349US2016124876A1Methods and systems for noticing completion of read requests in solid state drivesHGST Netherlands BV·Filed 2014·Application pending·0 cites
- 3447US10565057B2Indirection-based storage system backups using markers including sets of serial numbers associated with segmentsWESTERN DIGITAL TECH INC·Filed 2017·Granted Feb 18, 2020·0 cites·20 claims
- 3546US11599505B2Reference set construction for data deduplicationWESTERN DIGITAL TECH INC·Filed 2017·Granted Mar 7, 2023·0 cites·19 claims
- 3646US10068650B1Characterizing and operating a non-volatile memory deviceWESTERN DIGITAL TECH INC·Filed 2017·Granted Sep 4, 2018·0 cites·20 claims
- 3745US9940036B2System and method for controlling various aspects of PCIe direct attached nonvolatile memory storage subsystemsHGST Netherlands BV·Filed 2014·Granted Apr 10, 2018·0 cites·20 claims
- 3843US8514652B2Multiple-port memory device comprising single-port memory device with supporting control circuitryNUKARAJU RAVIKUMAR·Filed 2011·Granted Aug 20, 2013·1 cites·17 claims
- 3942US10152389B2Apparatus and method for inline compression and deduplicationWESTERN DIGITAL TECH INC·Filed 2015·Granted Dec 11, 2018·0 cites·8 claims
- 4038US2017123678A1Garbage Collection for Reference Sets in Flash Storage SystemsHGST Netherlands BV·Filed 2015·Application pending·0 cites
- 4138US2017038978A1Delta Compression Engine for Similarity Based Data DeduplicationHGST Netherlands BV·Filed 2016·Application pending·0 cites
- 4238US2017123689A1Pipelined Reference Set Construction and Use in Memory ManagementHGST Netherlands BV·Filed 2015·Application pending·0 cites
- 4338US2017123676A1Reference Block Aggregating into a Reference Set for Deduplication in Memory ManagementHGST Netherlands BV·Filed 2015·Application pending·0 cites
- 4438US2017123677A1Integration of Reference Sets with Segment Flash ManagementHGST Netherlands BV·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →