Inventor · disambiguated record
Xinlei Xu
Also filed as: XU XINLEI
206 granted patents·4 pending applications·575 citations·filing 2014–2025
99Inventor score
Top patents by PatentIndex Score
210 records- 0198US9735962B1Three layer key wrapping for securing encryption keys in a data storage systemEMC CORP·Filed 2015·Granted Aug 15, 2017·58 cites·14 claims
- 0297US10210045B1Reducing concurrency bottlenecks while rebuilding a failed drive in a data storage systemEMC IP HOLDING CO LLC·Filed 2017·Granted Feb 19, 2019·25 cites·18 claims
- 0397US10146624B1Disk extent rebalancing in mapped RAID storage arraysEMC IP HOLDING CO LLC·Filed 2017·Granted Dec 4, 2018·29 cites·18 claims
- 0497US10140041B1Mapped RAID (redundant array of independent disks) in a data storage system with RAID extent sub-groups that are used to perform drive extent allocation and data striping for sequential data accesses to a storage objectEMC IP HOLDING CO LLC·Filed 2017·Granted Nov 27, 2018·33 cites·13 claims
- 0597US9710383B1Caching techniquesEMC IP HOLDING CO LLC·Filed 2015·Granted Jul 18, 2017·28 cites·19 claims
- 0696US10810123B1Flush strategy for using DRAM as cache media system and methodEMC IP HOLDING CO LLC·Filed 2017·Granted Oct 20, 2020·23 cites·20 claims
- 0796US10146447B1Mapped RAID (redundant array of independent disks) in a data storage system with drive extents allocated to individual RAID extents from individual sub-groups of storage made up of ranges of logical block addresses defined across a group of hard disk drivesEMC IP HOLDING CO LLC·Filed 2017·Granted Dec 4, 2018·22 cites·15 claims
- 0894US10852966B1System and method for creating mapped RAID group during expansion of extent poolEMC IP HOLDING CO LLC·Filed 2017·Granted Dec 1, 2020·14 cites·9 claims
- 0994US10521137B1Storage device array integration of dual-port NVMe device with DRAM cache and hostside portion of software stack system and methodEMC IP HOLDING CO LLC·Filed 2017·Granted Dec 31, 2019·13 cites·14 claims
- 1093US10445295B1Task-based framework for synchronization of event handling between nodes in an active/active data storage systemEMC IP HOLDING CO LLC·Filed 2017·Granted Oct 15, 2019·12 cites·20 claims
- 1192US10620850B1Caching techniques duplicating dirty data in secondary cacheEMC IP HOLDING CO LLC·Filed 2016·Granted Apr 14, 2020·10 cites·20 claims
- 1292US10481802B1Balancing Mapped RAID background I/O with user I/O via dynamically changing background credits on Mapped RAID system and methodEMC IP HOLDING CO LLC·Filed 2017·Granted Nov 19, 2019·9 cites·17 claims
- 1392US10296252B1Reducing drive extent allocation changes while splitting a group of storage drives into partnership groups in response to addition of a storage drive to an array of storage drives in a data storage system that uses mapped RAID (redundant array of independent disks) technologyEMC IP HOLDING CO LLC·Filed 2018·Granted May 21, 2019·10 cites·20 claims
- 1491US11520512B2Method for storage management, electronic device and computer program productEMC IP HOLDING CO LLC·Filed 2020·Granted Dec 6, 2022·3 cites·8 claims
- 1591US11023147B2Mapping storage extents into resiliency groupsEMC IP HOLDING CO LLC·Filed 2019·Granted Jun 1, 2021·8 cites·16 claims
- 1691US10545668B2Method and apparatus for data copyEMC IP HOLDING CO LLC·Filed 2017·Granted Jan 28, 2020·6 cites·12 claims
- 1791US10521302B1Managing mapped raid extents in data storage systemsEMC IP HOLDING CO LLC·Filed 2017·Granted Dec 31, 2019·7 cites·6 claims
- 1891US9864683B1Managing cache for improved data availability by associating cache pages with respective data objectsEMC CORP·Filed 2014·Granted Jan 9, 2018·15 cites·23 claims
- 1990US10635348B2Storage system and method for storage controlEMC IP HOLDING CO LLC·Filed 2017·Granted Apr 28, 2020·6 cites·21 claims
- 2090US10496333B2System and method for end to end QoS solution for data storage systemsEMC IP HOLDING CO LLC·Filed 2018·Granted Dec 3, 2019·8 cites·12 claims
- 2190US10318178B1Accelerating copy of zero-filled data extentsEMC IP HOLDING CO LLC·Filed 2017·Granted Jun 11, 2019·8 cites·17 claims
- 2290US10061717B1Storing multiple encryption keys to protect data at restEMC CORP·Filed 2016·Granted Aug 28, 2018·7 cites·19 claims
- 2390US9933952B1Balancing allocated cache pages among storage devices in a flash cacheEMC CORP·Filed 2016·Granted Apr 3, 2018·7 cites·17 claims
- 2489US10812584B2Methods, devices and computer readable mediums for data synchronizationEMC IP HOLDING CO LLC·Filed 2018·Granted Oct 20, 2020·6 cites·22 claims
- 2589US10592111B1Assignment of newly added data storage drives to an original data storage drive partnership group and a new data storage drive partnership group in a mapped RAID (redundant array of independent disks) systemEMC IP HOLDING CO LLC·Filed 2017·Granted Mar 17, 2020·9 cites·20 claims
- 2689US10346220B2Method and system for locking storage area in storage systemEMC IP HOLDING CO LLC·Filed 2017·Granted Jul 9, 2019·6 cites·15 claims
- 2788US11048416B2Method, apparatus and computer program product for managing storage systemEMC IP HOLDING CO LLC·Filed 2018·Granted Jun 29, 2021·5 cites·17 claims
- 2888US10592165B1Method, apparatus and computer program product for queueing I/O requests on mapped RAIDEMC IP HOLDING CO LLC·Filed 2018·Granted Mar 17, 2020·6 cites·18 claims
- 2988US9880764B1Flash disk cache management for increased virtual LUN availabilityEMC CORP·Filed 2016·Granted Jan 30, 2018·6 cites·22 claims
- 3087US11287996B2Method, device and computer program product for storing dataEMC IP HOLDING CO LLC·Filed 2020·Granted Mar 29, 2022·2 cites·20 claims
- 3187US11194487B2Method, electronic device and computer program product of allocating storage disksEMC IP HOLDING CO LLC·Filed 2020·Granted Dec 7, 2021·2 cites·21 claims
- 3287US10372349B2Method and apparatus for facilitating wear leveling of solid state diskEMC IP HOLDING CO LLC·Filed 2016·Granted Aug 6, 2019·5 cites·18 claims
- 3387US10289306B1Data storage system with core-affined thread processing of data movement requestsEMC IP HOLDING CO LLC·Filed 2018·Granted May 14, 2019·5 cites·20 claims
- 3487US10067877B1Method, apparatus and computer program product for use in managing multi-cache data storage systemsEMC CORP·Filed 2016·Granted Sep 4, 2018·5 cites·6 claims
- 3586US11281527B2Method and system for data integrityEMC IP HOLDING CO LLC·Filed 2020·Granted Mar 22, 2022·2 cites·19 claims
- 3686US11188247B2Method, device, and computer program product for managing storage systemEMC IP HOLDING CO LLC·Filed 2020·Granted Nov 30, 2021·2 cites·20 claims
- 3786US10976967B2Method, apparatus and computer program product for managing storage system and movement of data from source extent to free extent in destination storage, wherein selection of the destination storage is based on requests waiting to access source device, request waiting for access the destination storage device and workload of the source extentEMC IP HOLDING CO LLC·Filed 2019·Granted Apr 13, 2021·4 cites·21 claims
- 3886US10761993B2Method, device and computer program product for managing storage systemEMC IP HOLDING CO LLC·Filed 2018·Granted Sep 1, 2020·4 cites·20 claims
- 3986US10740020B2Method, device and computer program product for managing disk arrayEMC IP HOLDING CO LLC·Filed 2018·Granted Aug 11, 2020·4 cites·20 claims
- 4085US11775226B2Methods and devices for writing data into a degraded array using a persistent cacheEMC IP HOLDING CO LLC·Filed 2018·Granted Oct 3, 2023·4 cites·12 claims
- 4185US11003556B2Method, device and computer program product for managing storage systemEMC IP HOLDING CO LLC·Filed 2018·Granted May 11, 2021·4 cites·12 claims
- 4285US10417137B2Flushing pages from solid-state storage deviceEMC IP HOLDING CO LLC·Filed 2017·Granted Sep 17, 2019·3 cites·20 claims
- 4385US10402104B2Devices and methods for a data storage deviceEMC IP HOLDING CO LLC·Filed 2016·Granted Sep 3, 2019·4 cites·20 claims
- 4485US10372384B2Method and system for managing storage system using first and second communication areasEMC IP HOLDING CO LLC·Filed 2017·Granted Aug 6, 2019·4 cites·20 claims
- 4584US11003359B2Method and device for managing disk poolEMC IP HOLDING CO LLC·Filed 2018·Granted May 11, 2021·4 cites·16 claims
- 4684US10705931B2Methods, devices and computer readable mediums for managing storage systemEMC IP HOLDING CO LLC·Filed 2018·Granted Jul 7, 2020·3 cites·21 claims
- 4784US10664401B2Method and system for managing buffer device in storage systemEMC IP HOLDING CO LLC·Filed 2017·Granted May 26, 2020·3 cites·17 claims
- 4884US10599357B2Method and system for managing storage systemEMC IP HOLDING CO LLC·Filed 2017·Granted Mar 24, 2020·3 cites·22 claims
- 4984US10444993B2Method and device for selecting raid level for mapped raidEMC IP HOLDING CO LLC·Filed 2017·Granted Oct 15, 2019·3 cites·15 claims
- 5084US10437485B2Managing storage array configurationEMC IP HOLDING CO LLC·Filed 2016·Granted Oct 8, 2019·3 cites·18 claims
Showing the top 50 of 210 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →