Ashwin Narasimha

Person

Sunnyvale, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for allocating blocks of memory to multiple zon...
- Patent number 11,640,333
- Issue date May 2, 2023
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reference set construction for data deduplication
- Patent number 11,599,505
- Issue date Mar 7, 2023
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and systems for implementing redundancy in memory controllers
- Patent number 11,579,973
- Issue date Feb 14, 2023
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for multi-zone data tiering for endurance exten...
- Patent number 11,150,984
- Issue date Oct 19, 2021
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and systems for implementing redundancy in memory controllers
- Patent number 11,132,255
- Issue date Sep 28, 2021
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient data deduplication leveraging sequential chunks or auxili...
- Patent number 10,809,928
- Issue date Oct 20, 2020
- Western Digital Technologies, Inc.
- Ajith Kumar Battaje
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for multi-zone data tiering for endurance exten...
- Patent number 10,691,531
- Issue date Jun 23, 2020
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and systems for implementing redundancy in memory controllers
- Patent number 10,628,260
- Issue date Apr 21, 2020
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Indirection-based storage system backups using markers including se...
- Patent number 10,565,057
- Issue date Feb 18, 2020
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for controlling PCIe direct attached nonvolatile...
- Patent number 10,552,284
- Issue date Feb 4, 2020
- Western Digital Technologies, Inc.
- Krishanth Skandakumaran
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Characterizing and operating a non-volatile memory device
- Patent number 10,475,517
- Issue date Nov 12, 2019
- Western Digital Technologies, Inc.
- Ajith Kumar Battaje
- G11 - INFORMATION STORAGE
Information Patent Grant
Efficient cross device redundancy implementation on high performanc...
- Patent number 10,275,376
- Issue date Apr 30, 2019
- Western Digital Technologies, Inc.
- Ashwin Narasimha
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for inline compression and deduplication
- Patent number 10,152,389
- Issue date Dec 11, 2018
- Western Digital Technologies, Inc.
- Ashwin Narasimha
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Methods and systems for implementing redundancy in memory controllers
- Patent number 10,133,629
- Issue date Nov 20, 2018
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for single pass entropy detection on data tran...
- Patent number 10,089,360
- Issue date Oct 2, 2018
- Western Digital Technologies, Inc.
- Ashwin Narasimha
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hardware efficient fingerprinting
- Patent number 10,078,646
- Issue date Sep 18, 2018
- HGST Netherlands B.V.
- Zvonimir Bandic
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Systems and methods for adaptive error corrective code mechanisms
- Patent number 10,067,823
- Issue date Sep 4, 2018
- Western Digital Technologies, Inc.
- Ashish Singhai
- G11 - INFORMATION STORAGE
Information Patent Grant
Characterizing and operating a non-volatile memory device
- Patent number 10,068,650
- Issue date Sep 4, 2018
- Western Digital Technologies, Inc.
- Ajith Kumar Battaje
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for controlling various aspects of PCIe direct at...
- Patent number 9,940,036
- Issue date Apr 10, 2018
- Western Digital Technologies, Inc.
- Krishanth Skandakumaran
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Shutdowns and data recovery to avoid read errors weak pages in a no...
- Patent number 9,921,896
- Issue date Mar 20, 2018
- Virident Systems, LLC
- Ashwin Narasimha
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method to improve enterprise reliability through trackin...
- Patent number 9,842,660
- Issue date Dec 12, 2017
- Virident Systems, LLC
- Vijay Karamcheti
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods for early write termination with non-volatile memory
- Patent number 9,727,112
- Issue date Aug 8, 2017
- Virident Systems, LLC
- Vijay Karamcheti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and systems for memory page allocation
- Patent number 9,678,665
- Issue date Jun 13, 2017
- Western Digital Technologies, Inc.
- Vijay Karamcheti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and systems for implementing redundancy in memory controllers
- Patent number 9,619,326
- Issue date Apr 11, 2017
- Western Digital Technologies, Inc.
- Ashish Singhai
- G11 - INFORMATION STORAGE
Information Patent Grant
Characterizing and operating a non-volatile memory device
- Patent number 9,620,227
- Issue date Apr 11, 2017
- Western Digital Technologies, Inc.
- Ajith Kumar Battaje
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and methods to control power on PCIe direct attached nonv...
- Patent number 9,612,763
- Issue date Apr 4, 2017
- Western Digital Technologies, Inc.
- Krishanth Skandakumaran
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Memory apparatus and methods thereof for preventing read errors on...
- Patent number 9,582,417
- Issue date Feb 28, 2017
- Virident Systems, LLC
- Ashwin Narasimha
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for single pass entropy detection on data tran...
- Patent number 9,552,384
- Issue date Jan 24, 2017
- HGST Netherlands B.V.
- Ashwin Narasimha
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods for early write termination with non-volatile memory
- Patent number 8,850,091
- Issue date Sep 30, 2014
- Virident Systems, Inc.
- Vijay Karamcheti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Replaceable non-volatile memory apparatus with a plurality of plugg...
- Patent number 8,706,932
- Issue date Apr 22, 2014
- Virident Systems, Inc.
- Ruban Kanapathippillai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Systems and Methods for Allocating Blocks of Memory to Multiple Zon...
- Publication number 20220035699
- Publication date Feb 3, 2022
- Western Digital Technologies, Inc.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods and Systems for Implementing Redundancy in Memory Controllers
- Publication number 20210390017
- Publication date Dec 16, 2021
- Western Digital Technologies, Inc.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods and Systems for Implementing Redundancy in Memory Controllers
- Publication number 20200218609
- Publication date Jul 9, 2020
- Western Digital Technologies, Inc.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Systems and Methods for Multi-Zone Data Tiering for Endurance Exten...
- Publication number 20200218603
- Publication date Jul 9, 2020
- Western Digital Technologies, Inc.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CHARACTERIZING AND OPERATING A NON-VOLATILE MEMORY DEVICE
- Publication number 20190066801
- Publication date Feb 28, 2019
- Western Digital Technologies, Inc.
- Ajith Kumar BATTAJE
- G11 - INFORMATION STORAGE
Information Patent Application
METHODS AND SYSTEMS FOR IMPLEMENTING REDUNDANCY IN MEMORY CONTROLLERS
- Publication number 20190050288
- Publication date Feb 14, 2019
- Western Digital Technologies, Inc.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data Deduplication in a Storage System
- Publication number 20180349053
- Publication date Dec 6, 2018
- Western Digital Technologies, Inc.
- Ajith Kumar Battaje
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Reference Set Construction for Data Deduplication
- Publication number 20180024767
- Publication date Jan 25, 2018
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Indirection-Based Storage System Backups
- Publication number 20180024759
- Publication date Jan 25, 2018
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Reference Set Construction for Data Deduplication
- Publication number 20180025046
- Publication date Jan 25, 2018
- Western Digital Technologies, Inc.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR IMPLEMENTING REDUNDANCY IN MEMORY CONTROLLERS
- Publication number 20170351572
- Publication date Dec 7, 2017
- WESTERN DIGITAL TECHNOLOGIES, INC.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Efficient Cross Device Redundancy Implementation on High Performanc...
- Publication number 20170255402
- Publication date Sep 7, 2017
- HGST NETHERLANDS B.V.
- Ashwin NARASIMHA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING PCIe DIRECT ATTACHED NONVOLATILE...
- Publication number 20170206150
- Publication date Jul 20, 2017
- WESTERN DIGITAL TECHNOLOGIES, INC.
- Krishanth SKANDAKUMARAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Reference Block Aggregating into a Reference Set for Deduplication...
- Publication number 20170123676
- Publication date May 4, 2017
- HGST NETHERLANDS B.V.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Integration of Reference Sets with Segment Flash Management
- Publication number 20170123677
- Publication date May 4, 2017
- HGST NETHERLANDS B.V.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Pipelined Reference Set Construction and Use in Memory Management
- Publication number 20170123689
- Publication date May 4, 2017
- HGST NETHERLANDS B.V.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Garbage Collection for Reference Sets in Flash Storage Systems
- Publication number 20170123678
- Publication date May 4, 2017
- HGST NETHERLANDS B.V.
- Ashish Singhai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHOD FOR SINGLE PASS ENTROPY DETECTION ON DATA TRAN...
- Publication number 20170097960
- Publication date Apr 6, 2017
- HGST NETHERLANDS B.V.
- Ashwin NARASIMHA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Delta Compression Engine for Similarity Based Data Deduplication
- Publication number 20170038978
- Publication date Feb 9, 2017
- HGST NETHERLANDS B.V.
- Dongyang Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHOD FOR INLINE COMPRESSION AND DEDUPLICATION
- Publication number 20160371292
- Publication date Dec 22, 2016
- HGST NETHERLANDS B.V.
- Ashwin NARASIMHA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHOD FOR SINGLE PASS ENTROPY DETECTION ON DATA TRAN...
- Publication number 20160371267
- Publication date Dec 22, 2016
- HGST NETHERLANDS B.V.
- Ashwin NARASIMHA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR MEMORY PAGE ALLOCATION
- Publication number 20160259555
- Publication date Sep 8, 2016
- HGST NETHERLANDS B.V.
- Vijay KARAMCHETI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Hardware Efficient Fingerprinting
- Publication number 20160224595
- Publication date Aug 4, 2016
- HGST NETHERLANDS B.V.
- Zvonimir Bandic
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR MULTI-ZONE DATA TIERING FOR ENDURANCE EXTEN...
- Publication number 20160162354
- Publication date Jun 9, 2016
- HGST NETHERLANDS B.V.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR ADAPTIVE ERROR CORRECTIVE CODE MECHANISMS
- Publication number 20160162352
- Publication date Jun 9, 2016
- HGST NETHERLANDS B.V.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR IMPLEMENTING REDUNDANCY IN MEMORY CONTROLLERS
- Publication number 20160162356
- Publication date Jun 9, 2016
- HGST NETHERLANDS B.V.
- Ashish SINGHAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR NOTICING COMPLETION OF READ REQUESTS IN SOL...
- Publication number 20160124876
- Publication date May 5, 2016
- HGST NETHERLANDS B.V.
- Dejan VUCINIC
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHODS TO CONTROL POWER ON PCIe DIRECT ATTACHED NONV...
- Publication number 20160085290
- Publication date Mar 24, 2016
- HGST NETHERLANDS B.V.
- Krishanth SKANDAKUMARAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING VARIOUS ASPECTS OF PCIe DIRECT AT...
- Publication number 20160085458
- Publication date Mar 24, 2016
- HGST NETHERLANDS B.V.
- Krishanth SKANDAKUMARAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MEMORY APPARATUS AND METHODS THEREOF FOR PREVENTING READ ERRORS ON...
- Publication number 20140304456
- Publication date Oct 9, 2014
- Ashwin Narasimha
- G06 - COMPUTING CALCULATING COUNTING

Ashwin Narasimha

Person

Patents Grantslast 30 patents

Systems and methods for allocating blocks of memory to multiple zon...

Reference set construction for data deduplication

Methods and systems for implementing redundancy in memory controllers

Systems and methods for multi-zone data tiering for endurance exten...

Methods and systems for implementing redundancy in memory controllers

Efficient data deduplication leveraging sequential chunks or auxili...

Systems and methods for multi-zone data tiering for endurance exten...

Methods and systems for implementing redundancy in memory controllers

Indirection-based storage system backups using markers including se...

System and method for controlling PCIe direct attached nonvolatile...

Characterizing and operating a non-volatile memory device

Efficient cross device redundancy implementation on high performanc...

Apparatus and method for inline compression and deduplication

Methods and systems for implementing redundancy in memory controllers

Apparatus and method for single pass entropy detection on data tran...

Hardware efficient fingerprinting

Systems and methods for adaptive error corrective code mechanisms

Characterizing and operating a non-volatile memory device

System and method for controlling various aspects of PCIe direct at...

Shutdowns and data recovery to avoid read errors weak pages in a no...

System and method to improve enterprise reliability through trackin...

Methods for early write termination with non-volatile memory

Methods and systems for memory page allocation

Methods and systems for implementing redundancy in memory controllers

Characterizing and operating a non-volatile memory device

Apparatus and methods to control power on PCIe direct attached nonv...

Memory apparatus and methods thereof for preventing read errors on...

Apparatus and method for single pass entropy detection on data tran...

Methods for early write termination with non-volatile memory

Replaceable non-volatile memory apparatus with a plurality of plugg...

Patents Applicationslast 30 patents

Systems and Methods for Allocating Blocks of Memory to Multiple Zon...

Methods and Systems for Implementing Redundancy in Memory Controllers

Methods and Systems for Implementing Redundancy in Memory Controllers

Systems and Methods for Multi-Zone Data Tiering for Endurance Exten...

CHARACTERIZING AND OPERATING A NON-VOLATILE MEMORY DEVICE

METHODS AND SYSTEMS FOR IMPLEMENTING REDUNDANCY IN MEMORY CONTROLLERS

Data Deduplication in a Storage System

Reference Set Construction for Data Deduplication

Indirection-Based Storage System Backups

Reference Set Construction for Data Deduplication

METHODS AND SYSTEMS FOR IMPLEMENTING REDUNDANCY IN MEMORY CONTROLLERS

Efficient Cross Device Redundancy Implementation on High Performanc...

SYSTEM AND METHOD FOR CONTROLLING PCIe DIRECT ATTACHED NONVOLATILE...

Reference Block Aggregating into a Reference Set for Deduplication...

Integration of Reference Sets with Segment Flash Management

Pipelined Reference Set Construction and Use in Memory Management

Garbage Collection for Reference Sets in Flash Storage Systems

APPARATUS AND METHOD FOR SINGLE PASS ENTROPY DETECTION ON DATA TRAN...

Delta Compression Engine for Similarity Based Data Deduplication

APPARATUS AND METHOD FOR INLINE COMPRESSION AND DEDUPLICATION

APPARATUS AND METHOD FOR SINGLE PASS ENTROPY DETECTION ON DATA TRAN...

METHODS AND SYSTEMS FOR MEMORY PAGE ALLOCATION

Hardware Efficient Fingerprinting

SYSTEMS AND METHODS FOR MULTI-ZONE DATA TIERING FOR ENDURANCE EXTEN...

SYSTEMS AND METHODS FOR ADAPTIVE ERROR CORRECTIVE CODE MECHANISMS

METHODS AND SYSTEMS FOR IMPLEMENTING REDUNDANCY IN MEMORY CONTROLLERS

METHODS AND SYSTEMS FOR NOTICING COMPLETION OF READ REQUESTS IN SOL...

APPARATUS AND METHODS TO CONTROL POWER ON PCIe DIRECT ATTACHED NONV...

SYSTEM AND METHOD FOR CONTROLLING VARIOUS ASPECTS OF PCIe DIRECT AT...

MEMORY APPARATUS AND METHODS THEREOF FOR PREVENTING READ ERRORS ON...