tag: NAND Flash

2022

• Calibrating pages of memory using partial page read operations
  Nikolaos Papandreou, Charalampos Pozidis, Roman Pletka, Sasa Tomic, Nikolas Ioannou, Radu Stoica
  May 2022
  (abstract | pdf | bibtex)
  
  
• Nikolaos Papandreou, Charalampos Pozidis, Nikolas Ioannou, Roman Pletka, Radu Stoica, Sasa Tomic, Timothy Fisher, Aaron Fry, Andrew Walls
  March 2022
  (abstract | pdf | bibtex)
  
  
• Data recovery due to transient effects in NAND flash memories
  Nikolaos Papandreou, Charalampos Pozidis, Nikolas Ioannou, Roman Pletka, Tomic
  January 2022
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2021

• Block mode toggling using hybrid controllers
  Roman Pletka, Aaron Fry, Timothy Fisher, Sasa Tomic, Nikolaos Papandreou, Nikolas Ioannou, Radu Stoica, Charalampos Pozidis, Andrew Walls
  November 2021
  (abstract | pdf | bibtex)
  
  
• Memory controllers for solid-state storage devices
  Nikolaos Papandreou, Roman Pletka, Radu Stoica, Nikolas Ioannou, Sasa Tomic, Charalampos Pozidis
  November 2021
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• Adapting memory block pool sizes using hybrid controllers
  Roman Pletka, Radu Stoica, Sasa Tomic, Nikolaos Papandreou, Nikolas Ioannou, Aaron Fry, Timothy Fisher, Charalampos Pozidis, Andrew Walls
  November 2021
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• Managing blocks of memory based on block health using hybrid controllers
  Roman Pletka, Aaron Fry, Sasa Tomic, Nikolaos Papandreou, Nikolas Ioannou, Radu Stoica, Timothy Fisher
  October 2021
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• Increasing data read and/or write heat tracking resolution in storage devices having cache architecture
  Nikolas Ioannou, Nikolaos Papandreou, Roman Pletka, Sasa Tomic, Radu Stoica, Timothy Fisher, Aaron Fry, Charalampos Pozidis, Andrew Walls
  October 2021
  (abstract | pdf | bibtex)
  
  

2019

• Updating corrective read voltage offsets in non-volatile random access memory
  Nikolaos Papandreou, Charalampos Pozidis, Nikolas Ioannou, Roman Pletka, Radu Stoica, Sasa Tomic, Aaron Fry, Timothy Fisher
  October 2019
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• Migrating data between block pools in a storage system
  Sasa Tomic, Radu Stoica, Nikolaos Papandreou, Nikolas Ioannou, Roman Pletka, Aaron Fry, Timothy Fisher
  October 2019
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• Managing memory block calibration based on priority levels
  Nikolaos Papandreou, Roman Pletka, Aaron Fry, Timothy Fisher, Nikolas Ioannou, Charalampos Pozidis, Radu Stoica, Sasa Tomic
  October 2019
  (abstract | pdf | bibtex)
  
  
• Calculating corrective read voltage offsets in non-volatile random access memory
  Nikolaos Papandreou, Charalampos Pozidis, Nikolas Ioannou, Roman Pletka, Radu Stoica, Sasa Tomic, Timothy Fisher, Aaron Fry
  October 2019
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• Selectively storing parity data in different types of memory
  Nikolas Ioannou, Timothy Fisher, Roman Pletka, Nikolaos Papandreou, Radu Stoica, Sasa Tomic, Aaron Fry
  October 2019
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• Dynamically adjusting block mode pool sizes
  Radu Stoica, Roman Pletka, Nikolas Ioannou, Nikolaos Papandreou, Sasa Tomic
  October 2019
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• Data placement in write cache architecture supporting read heat data separation
  Roman Pletka, Timothy Fisher, Aaron Fry, Nikolaos Papandreou, Nikolas Ioannou, Sasa Tomic, Radu Stoica, Charalampos Pozidis, Andrew Walls
  July 2019
  (abstract | pdf | bibtex)
  
  
• Wear-aware block mode conversion in non-volatile memory
  Sasa Tomic, Roman Pletka, Nikolas Ioannou, Nikolaos Papandreou, Aaron Fry, Timothy Fisher, Radu Stoica
  June 2019
  (abstract | pdf | bibtex)
  
  
• Managing the reliability of pages in non-volatile random access memory
  Nikolaos Papandreou, Roman Pletka, Sasa Tomic, Nikolas Ioannou, Charalampos Pozidis, Timothy Fisher, Aaron Fry
  March 2019
  (abstract | pdf | bibtex)
  
  
• Garbage collection in non-volatile memory that fully programs dependent layers in a target block
  Roman Pletka, Nikolaos Papandreou, Sasa Tomic, Nikolas Ioannou, Aaron Fry, Timothy Fisher
  February 2019
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• Managing programming errors in NAND flash memory
  Nikolaos Papandreou, Thomas Mittelholzer, Roman Pletka
  January 2019
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2018

• Adaptive data and parity placement using compression ratios of storage devices
  Roman Pletka, Sasa Tomic, Tim Fisher, Nikolaos Papandreou, Nikolas Ioannou, Aaron Fry
  December 2018
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• Selectively performing multi-plane read operations in non-volatile memory
  Nikolas Ioannou, Nikolaos Papandreou, Roman Pletka, Sasa Tomic, Charalampos Pozidis, Aaron Fry, Timothy Fisher, Kevin Sallese
  November 2018
  (abstract | pdf | bibtex)
  
  
• Relocating and/or re-programming blocks of storage space based on calibration frequency and resource utilization
  Sasa Tomic, Nikolaos Papandreou, Roman Pletka, Nikolas Ioannou, Aaron Fry, Tim Fisher
  November 2018
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• Block health estimation for wear leveling in non-volatile memories
  Roman Pletka, Sasa Tomic, Nikolaos Papandreou, Nikolas Ioannou, Aaron Fry, Timothy Fisher
  November 2018
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• Reducing block calibration overhead using read error triage
  Sasa Tomic, Timothy Fisher, Nikolaos Papandreou, Roman Pletka, Nikolas Ioannou, Charalampos Pozidis, Aaron Fry
  October 2018
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• Addressing page-correlated read issues using intra-block parity
  Sasa Tomic, Nikolaos Papandreou, Roman Pletka, Nikolas Ioannou
  September 2018
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• Selective page calibration based on hierarchical page mapping
  Nikolaos Papandreou, Sasa Tomic, Roman Pletka, Nikolas Ioannou, Charalampos Pozidis, Aaron Fry, Timothy Fisher
  August 2018
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• Adaptive read voltage threshold calibration in non-volatile memory
  Roman Pletka, Nikolaos Papandreou, Sasa Tomic, Nikolas Ioannou, Charalampos Pozidis, Timothy Fisher, Aaron Fry
  August 2018
  (abstract | pdf | bibtex)
  
  
• Error recovery of data in non-volatile memory during read
  Nikolas Ioannou, Charalampos Pozidis, Sasa Tomic, Nikolaos Papandreou, Roman Pletka, Aaron Fry, Timothy Fisher
  August 2018
  (abstract | pdf | bibtex)
  
  
• Methods for read threshold voltage shifting in non-volatile memory
  Nikolas Ioannou, Charalampos Pozidis, Nikolaos Papandreou, Roman Pletka, Sasa Tomic, Aaron Fry, Tim Fisher
  August 2018
  (abstract | pdf | bibtex)
  
  
• Metadata Hardening and Parity Accumulation for Log-structured Arrays
  Ioannis Koltsidas, Charles Camp, Nikolas Ioannou, Roman Pletka, Antonios Kourtis, Sasa Tomic, Radu Stoica, Christopher Dennett, Andrew Walls
  May 2018
  (abstract | pdf | bibtex)
  
  
• Timing of calibration for flash pages
  Matt Reuter, Sasa Tomic, Nikolaos Papandreou, Timothy Fisher, Aaron Fry, Roman Pletka, Nikolas Ioannou, Charalampos Pozidis
  May 2018
  (abstract | pdf | bibtex)
  
  
• Mitigating asymmetric transient errors in non-volatile memory by proactive data relocation
  Roman Pletka, Nikolaos Papandreou, Sasa Tomic, Nikolas Ioannou, Aaron Fry, Tim Fisher
  May 2018
  (abstract | pdf | bibtex)
  
  
• Accelerating GC of Flushed Block Stripes
  Roman Pletka, Nikolaos Papandreou, Sasa Tomic, Nikolas Ioannou
  May 2018
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2017

• Threshold voltage shifting at a lower bit error rate by intelligently performing dummy configuration reads
  Nikolas Ioannou, Roman Pletka, Nikolaos Papandreou, Sasa Tomic
  December 2017
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• Prevent unnecessary calibrations upon error count margin exceedance events
  Roman Pletka, Sasa Tomic, Nikolaos Papandreou, Nikolas Ioannou
  December 2017
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• Techniques for retention and read-disturb aware health binning
  Roman Pletka, Nikolaos Papandreou, Sasa Tomic
  October 2017
  (abstract | pdf | bibtex)
  
  
• Method to manage partially programmed blocks in NAND flash arrays
  Thomas Parnell, Charles Camp, Timothy Fisher, Tom Griffin, Thomas Mittelholzer, Nikolaos Papandreou, Haris Pozidis, Garry Tressler, Roman Pletka, Sasa Tomic
  August 2017
  (abstract | pdf | bibtex)
  
  
• Mitigating read errors following programming in a multi-level non-volatile memory
  Charles Camp, Tim Fisher, Aaron Fry, Nikolas Ioannou, Thomas Mittelholzer, Nikolas Papandreou, Thomas Parnell, Roman Pletka, Charalampos Pozidis, Sasa Tomic
  June 2017
  (abstract | pdf | bibtex)
  
  

2016

• Garbage Collection Techniques for a Data Storage System
  Rasik Ahmed, Timothy Fisher, Aaron Fry, Nikolas Ioannou, Jason Ma, Matthew Orr, Roman Pletka, Lincoln Simmons, Sasa Tomic
  February 2016
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• Regrouping data during relocation to facilitate write amplification reduction
  Matthew Orr, Aaron Fry, Lincoln Simmons, Jason Ma, Razik Ahmed, Timothy Fisher, Nikolas Ioannou, Sasa Tomic, Roman Pletka, Charles Camp
  February 2016
  (abstract | pdf | bibtex)
  
  
• Reducing Read Access Latency by Straddling Pages across Non-volatile Memory Channels
  Sasa Tomic, Roman Pletka, Nikolas Ioannou, Thomas Parnell, Aaron Fry, Timothy Fisher, Charles Camp
  January 2016
  (abstract | pdf | bibtex)
  
  

2015

• Recovery of multi-page failures in non-volatile memory system
  Charles Camp, Thimothy J. Fisher, Aaron Fry, Nikolas Ioannou, Thomas Parnell, Roman Pletka, Sasa Tomic
  December 2015
  (abstract | pdf | bibtex)
  
  
• Selectively De-straddling Data Pages in Non-volatile Memory
  Sasa Tomic, Timothy Fisher, Roman Pletka, Nikolas Ioannou, Charles Camp, Thomas Parnell
  December 2015
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• Reducing Read-after-write Errors in a Non-volatile Memory System using an Old Data Copy
  Charles Camp, Timothy Fisher, Nikolas Ioannou, Roman Pletka, Sasa Tomic
  December 2015
  (abstract | pdf | bibtex)
  
  
• Efficient Management of Page Retirement in Non-volatile Memory utilizing Page Retirement Classes
  Charles Camp, Timothy Fisher, Nikolas Ioannou, Roman Pletka, Sasa Tomic
  December 2015
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• Selectively De-straddling Data Pages in Non-volatile Memory
  Roman Pletka, Charles Camp, Timothy Fisher, Aaron Fry, Sasa Tomic, Thomas Parnell, Nikolas Ioannou
  November 2015
  (abstract | pdf | bibtex)
  
  
• Logical to Physical Table Restoration from Stored Journal Entries
  Charles Camp, Nikolas Ioannou, Roman Pletka, Sasa Tomic, Timothy Fisher, Aaron Fry, Lincoln Simmons
  November 2015
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• Logical to Physical Table Restoration from Stored Journal Entries
  Charles Camp, Nikolas Ioannou, Roman Pletka, Sasa Tomic, Timothy Fisher, Aaron Fry, Lincoln Simmons
  November 2015
  (abstract | pdf | bibtex)
  
  
• Adaptive Assignment of Open Logical Erase Blocks to Data Streams
  Sasa Tomic, Roman Pletka, Ioannou
  September 2015
  (abstract | pdf | bibtex)
  
  
• Wear Leveling of a Memory
  Timothy Fisher, Aaron Fry, Nikolas Ioannou, Ioannis Koltsidas, Jason Ma, Roman Pletka, Lincoln Simmons, Sasa Tomic
  June 2015
  (abstract | pdf | bibtex)
  
  

2014

• Endurance enhancement scheme using memory re-evaluation
  Charles Camp, Timothy Fisher, Aaron Fry, Nikolas Ioannou, Ioannis Koltsidas, Roman Pletka, Sasa Tomic
  December 2014
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• Two-level Hierarchical Log Structured Array Architecture using Coordinated Garbage Collection for Flash Arrays
  Nikolas Ioannou, Ioannis Koltsidas, Roman Pletka, Andrew Walls
  December 2014
  (abstract | pdf | bibtex)
  
  
• Non-volatile Memory Controller Cache Architecture with Support for Separation of Data Streams
  Charles Camp, Tim Fisher, Aaron Fry, Nikolas Ioannou, Ioannis Koltsidas, Roman Pletka, Sasa Tomic, Andrew Walls
  December 2014
  (abstract | pdf | bibtex)
  
  
• Non-volatile Memory Data Storage with Low Read Amplification
  Nikolas Ioannou, Ioannis Koltsidas, Thomas Mittelholzer, Thomas Parnell, Roman Pletka, Haris Pozidis, Sasa Tomic
  November 2014
  (abstract | pdf | bibtex)
  
  
• Storage array management employing a merged background management process
  Charles Camp, Timothy Fisher, Aaron Fry, Nikolas Ioannou, Roman Pletka, Lincoln Simmons, Sasa Tomic
  October 2014
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• Detecting error count deviations for non-volatile memory blocks for advanced non-volatile memory block management
  Charles Camp, Timothy Fisher, Aaron Fry, Nikolas Ioannou, Roman Pletka, Sasa Tomic
  October 2014
  (abstract | pdf | bibtex)
  
  
• Detecting Error Count Deviations for Non-volatile Memory Blocks for Advanced Non-volatile Memory Block Management
  Charles Camp, Timothy Fisher, Aaron Fry, Nikolas Ioannou, Roman Pletka, Sasa Tomic
  October 2014
  (abstract | pdf | bibtex)
  
  
• Background Threshold Voltage Shifting Using Base and Delta Threshold Voltage Shift Values in Non-volatile Memory
  Charles Camp, Timothy Fisher, Aaron Fry, Nikolas Ioannou, Ioannis Koltsidas, Nikolaos Papandreou, Thomas Parnell, Roman Pletka, Charalampos Pozidis, Sasa Tomic
  September 2014
  (abstract | pdf | bibtex)
  
  
• Background Threshold Voltage Shifting Using Base and Delta Threshold Voltage Shift Values in Non-volatile Memory
  Charles Camp, Timothy Fisher, Aaron Fry, Nikolas Ioannou, Ioannis Koltsidas, Nikolaos Papandreou, Thomas Parnell, Roman Pletka, Charalampos Pozidis, Sasa Tomic
  September 2014
  (abstract | pdf | bibtex)
  
  
• Background Threshold Voltage Shifting Using Base and Delta Threshold Voltage Shift Values in Flash Memory
  Charles Camp, Timothy Fisher, Aaron Fry, Nikolas Ioannou, Ioannis Koltsidas, Nikolaos Papandreou, Thomas Parnell, Roman Pletka, Charalampos Pozidis, Sasa Tomic
  September 2014
  (abstract | pdf | bibtex)
  
  

2013

• Method and Device for Managing a Memory
  Nikolas Ioannou, Ioannis Koltsidas, Roman Pletka, Sasa Tomic, Thomas Weigold
  December 2013
  (abstract | pdf | bibtex)
  
  
• Extending useful Life of a non-volatile Memory by Health Grading
  Charles Camp, Ioannis Koltsidas, Nikolaos Papandreou, Thomas Parnell, Roman Pletka, Charalampos Pozidis, Gary Tressler, Andrew Walls
  December 2013
  (abstract | pdf | bibtex)
  
  
• Page Retirement in a NAND Flash Memory System
  Charles Camp, Ioannis Koltsidas, Roman Pletka, Andrew Walls
  December 2013
  (abstract | pdf | bibtex)
  
  
• Selectively Enabling Write Caching in a Storage System based on Performance Metrics
  Charles Camp, Roman Pletka, Andrew Walls
  August 2013
  (abstract | pdf | bibtex)
  
  

2011

• Processing Unit Reclaiming Requests in a Solid State Memory Device
  Robert Haas, Roman Pletka
  December 2011
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• Processing Unit Reclaiming Requests in a Solid State Memory Device
  Robert Haas, Roman Pletka
  December 2011
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• Scheduling Requests in a Solid State Memory Device
  Werner Bux, Robert Haas, Xiao-Yu Hu, Ilias Iliadis, Roman Pletka
  November 2011
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• Scheduling Requests in a Solid State Memory Device
  Werner Bux, Robert Haas, Xiao-Yu Hu, Ilias Iliadis, Roman Pletka
  November 2011
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• Promotion of Partial Data Segments in Flash Cache
  Michael Benhase, Stephen Blinick, Evangelos Eleftheriou, Lokesh Gupta, Robert Haas, Xiao-Yu Hu, Matthew Kalos, Ioannis Koltsidas, Karl Nielsen, Roman Pletka
  November 2011
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• Promotion of Partial Data Segments in Flash Cache
  Michael Benhase, Stephen Blinick, Evangelos Eleftheriou, Lokesh Gupta, Robert Haas, Xiao-Yu Hu, Matthew Kalos, Ioannis Koltsidas, Karl Nielsen, Roman Pletka
  November 2011
  (abstract | pdf | bibtex)
  
  
• Promotion of Partial Data Segments in Flash Cache
  Michael Benhase, Stephen Blinick, Evangelos Eleftheriou, Lokesh Gupta, Robert Haas, Xiao-Yu Hu, Matthew Kalos, Ioannis Koltsidas, Karl Nielsen, Roman Pletka
  November 2011
  (abstract | pdf | bibtex)
  
  
• Promotion of Partial Data Segments in Flash Cache
  Michael Benhase, Stephen Blinick, Evangelos Eleftheriou, Lokesh Gupta, Robert Haas, Xiao-Yu Hu, Matthew Kalos, Ioannis Koltsidas, Karl Nielsen, Roman Pletka
  November 2011
  (abstract | pdf | bibtex)
  
  
• Selective Space Reclamation of Data Storage Memory Employing Heat and Relocation Metrics
  Michael Benhase, Evangelos Eleftheriou, Lokesh Gupta, Robert Haas, Xiao-Yu Hu, Matthew Kalos, Ioannis Koltsidas, Roman Pletka
  October 2011
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• Selective population of secondary cache employing heat metrics
  Lokesh Gupta, Evangelos Eleftheriou, Ioannis Koltsidas, Xiao-Yu Hu, Roman Pletka, Robert Haas, Stephen Blinick, Michael Benhase, Kevin Ash
  May 2011
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2010

• Wear-level of Cells/pages/sub-pages/blocks of a Memory
  Roy Cideciyan, Evangelos Eleftheriou, Robert Haas, Xiao-Yu Hu, Ilias Iliadis, Roman Pletka
  June 2010
  (abstract | pdf | bibtex)
  
  
• Cache Memory Management in a Flash Cache Architecture
  Evangelos Eleftheriou, Robert Haas, Xiao-Yu Hu, Roman Pletka
  May 2010
  (abstract | pdf | bibtex)
  
  
• Cache Memory Management in a Flash Cache Architecture
  Evangelos Eleftheriou, Robert Haas, Xiao-Yu Hu, Roman Pletka
  May 2010
  (abstract | pdf | bibtex)
  
  

2009

• Reducing Access Contention in Flash-Based Memory Systems
  Evangelos Eleftheriou, Robert Haas, Peter Mueller, Roman Pletka
  December 2009
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• Reducing Access Contention in Flash-Based Memory Systems
  Evangelos Eleftheriou, Robert Haas, Peter Mueller, Roman Pletka
  December 2009
  (abstract | pdf | bibtex)
  
  
• Intra-block Memory Wear Leveling
  Ilias Iliadis, Theodoros A. Antonakopoulos, Roman Pletka, Xiao-Yu Hu, Roy D. Cideciyan
  December 2009
  (abstract | pdf | bibtex)
  
  
• Method to efficiently locate Meta-data Structures on a flash-based Storage Device
  Robert Haas, Xiao-Yu Hu, Roman Pletka
  November 2009
  (abstract | pdf | bibtex)