| Patent | Date |
|---|
Read Level Tracking and Optimization
App 20210319837 - BARNDT; Richard David ; et al. | 2021-10-14 |
Read level tracking and optimization
Grant 11,101,006 - Barndt , et al. August 24, 2 | 2021-08-24 |
Transformation of Data to Non-Binary Data For Storage in Non-Volatile Memories
App 20210175903 - GALBRAITH; Richard Leo ; et al. | 2021-06-10 |
Write level optimization for non-volatile memory
Grant 10,990,295 - Galbraith , et al. April 27, 2 | 2021-04-27 |
Transformation of binary data to non-binary data for storage in non-volatile memory
Grant 10,965,321 - Galbraith , et al. March 30, 2 | 2021-03-30 |
Multi-dimensional quasi-cyclic (QC) low-density parity-check (LDPC) code constructions
Grant 10,897,271 - Galbraith , et al. January 19, 2 | 2021-01-19 |
Read Level Tracking and Optimization
App 20200335173 - BARNDT; Richard David ; et al. | 2020-10-22 |
Read level tracking and optimization
Grant 10,748,628 - Barndt , et al. A | 2020-08-18 |
Transformation of Binary Data to Non-Binary Data For Storage in Non-Volatile Memory
App 20200115555 - GALBRAITH; Richard Leo ; et al. | 2020-04-16 |
Multi-dimensional Quasi-cyclic (qc) Low-density Parity-check (ldpc) Code Constructions
App 20200112322 - Galbraith; Richard Leo ; et al. | 2020-04-09 |
Non-binary encoding for non-volatile memory
Grant 10,530,391 - Galbraith , et al. J | 2020-01-07 |
Write Level Optimization For Non-volatile Memory
App 20190384504 - Galbraith; Richard Leo ; et al. | 2019-12-19 |
Non-binary decoding using tensor product transforms
Grant 10,404,290 - Galbraith , et al. Sep | 2019-09-03 |
Read Level Tracking And Optimization
App 20190214101 - Barndt; Richard David ; et al. | 2019-07-11 |
Read level tracking and optimization
Grant 10,236,070 - Barndt , et al. | 2019-03-19 |
Read Level Tracking And Optimization
App 20180374550 - BARNDT; Richard David ; et al. | 2018-12-27 |
Implementing enhanced track following during read back using head asymmetry metrics in hard disk drives
Grant 10,008,229 - Galbraith , et al. June 26, 2 | 2018-06-26 |
Implementing BER-list modulation code for hard disk drives
Grant 9,886,979 - Galbraith , et al. February 6, 2 | 2018-02-06 |
Non-binary Encoding For Non-volatile Memory
App 20180034479 - GALBRAITH; Richard Leo ; et al. | 2018-02-01 |
Non-binary Decoding Using Tensor Product Transforms
App 20180034484 - GALBRAITH; Richard Leo ; et al. | 2018-02-01 |
Heat assisted magnetic recording system having at least three possible magnetic configurations per physical bit
Grant 9,818,440 - Jubert , et al. November 14, 2 | 2017-11-14 |
Implementing Enhanced Track Following During Read Back Using Head Asymmetry Metrics In Hard Disk Drives
App 20170194024 - Galbraith; Richard Leo ; et al. | 2017-07-06 |
Magnetic recording disk drive with write position error signal values written in the data tracks for compensation of track misregistration
Grant 9,437,232 - Galbraith , et al. September 6, 2 | 2016-09-06 |
Disk drive with distributed codeword blocks
Grant 9,059,737 - Coker , et al. June 16, 2 | 2015-06-16 |
System and methods utilizing dual read sensors
Grant 9,036,304 - Galbraith , et al. May 19, 2 | 2015-05-19 |
System And Methods For Combining Multiple Offset Read-backs
App 20150116860 - COKER; Jonathan Darrel ; et al. | 2015-04-30 |
Disk drive with different data sector integrated preambles in adjacent data tracks
Grant 8,988,807 - Coker , et al. March 24, 2 | 2015-03-24 |
Disk Drive With Different Synchronization Fields And Synchronization Marks In The Data Sector Preambles In Adjacent Data Tracks
App 20150077875 - Coker; Jonathan Darrel ; et al. | 2015-03-19 |
Disk Drive With Different Data Sector Integrated Preambles In Adjacent Data Tracks
App 20150077876 - Coker; Jonathan Darrel ; et al. | 2015-03-19 |
Disk drive with different synchronization fields and synchronization marks in the data sector preambles in adjacent data tracks
Grant 8,982,491 - Coker , et al. March 17, 2 | 2015-03-17 |
Implementing track following using data characteristics for positional information
Grant 8,902,534 - Brockie , et al. December 2, 2 | 2014-12-02 |
Disk Drive with Distributed Codeword Blocks
App 20140201590 - Coker; Jonathan Darrel ; et al. | 2014-07-17 |
Implementing combined phase and amplitude magnetic defect detection on-the-fly
Grant 8,736,997 - Galbraith , et al. May 27, 2 | 2014-05-27 |
Implementing magnetic defect classification using phase modulation
Grant 8,654,464 - Galbraith , et al. February 18, 2 | 2014-02-18 |
Implementing spin-torque oscillator sensing with enhanced demodulator for hard disk drives
Grant 8,654,465 - Braganca , et al. February 18, 2 | 2014-02-18 |
Data management in flash memory using probability of charge disturbances
Grant 8,649,215 - Franca-Neto , et al. February 11, 2 | 2014-02-11 |
Implementing Track Following Using Data Characteristics For Positional Information
App 20140036381 - Brockie; Richard Michael ; et al. | 2014-02-06 |
Implementing Combined Phase And Amplitude Magnetic Defect Detection On-the-fly
App 20130335841 - Galbraith; Richard Leo ; et al. | 2013-12-19 |
Data management in flash memory using probability of charge disturbances
Grant 8,599,609 - Franca-Neto , et al. December 3, 2 | 2013-12-03 |
Detection of synchronization mark from output of matched filter upstream of Viterbi detector
Grant 8,599,973 - Galbraith , et al. December 3, 2 | 2013-12-03 |
Implementing spin-torque oscillator sensing with enhanced integrated demodulator for hard disk drives
Grant 8,570,677 - Braganca , et al. October 29, 2 | 2013-10-29 |
Implementing spin-torque oscillator sensing with enhanced delay control feedback circuit for hard disk drives
Grant 8,553,346 - Braganca , et al. October 8, 2 | 2013-10-08 |
Implementing Spin-torque Oscillator Sensing With Enhanced Demodulator For Hard Disk Drives
App 20130148223 - Braganca; Patrick Mesquita ; et al. | 2013-06-13 |
Implementing Spin-torque Oscillator Sensing With Enhanced Delay Control Feedback Circuit For Hard Disk Drives
App 20130148229 - Braganca; Patrick Mesquita ; et al. | 2013-06-13 |
Implementing Spin-torque Oscillator Sensing With Enhanced Integrated Demodulator For Hard Disk Drives
App 20130148224 - Braganca; Patrick Mesquita ; et al. | 2013-06-13 |
Implementing Magnetic Defect Classification Using Phase Modulation
App 20130100550 - Galbraith; Richard Leo ; et al. | 2013-04-25 |
Decoding techniques for correcting errors using soft information
Grant 8,423,873 - Yang , et al. April 16, 2 | 2013-04-16 |
Early degradation detection in flash memory using test cells
Grant 8,422,303 - Franca-Neto , et al. April 16, 2 | 2013-04-16 |
Early detection of degradation in NAND flash memory
Grant 8,422,296 - Franca-Neto , et al. April 16, 2 | 2013-04-16 |
Early detection of degradation in NOR flash memory
Grant 8,369,143 - Franca-Neto , et al. February 5, 2 | 2013-02-05 |
Techniques for correcting errors using iterative decoding
Grant 8,341,506 - Li , et al. December 25, 2 | 2012-12-25 |
Multi-bit phase alignment for synchronization mark pattern matching
Grant 8,300,342 - Galbraith , et al. October 30, 2 | 2012-10-30 |
Early degradation detection in flash memory using test cells
App 20120163074 - Franca-Neto; Luiz M. ; et al. | 2012-06-28 |
Early detection of degradation in NOR flash memory
App 20120163073 - Franca-Neto; Luiz M. ; et al. | 2012-06-28 |
Data management in flash memory using probability of charge disturbances
App 20120166707 - Franca-Neto; Luiz M. ; et al. | 2012-06-28 |
Data management in flash memory using probability of charge disturbances
App 20120166897 - Franca-Neto; Luiz M. ; et al. | 2012-06-28 |
Early detection of degradation in NAND flash memory
App 20120163084 - Franca-Neto; Luiz M. ; et al. | 2012-06-28 |
Systems using low density parity check codes for correcting errors
Grant 8,209,578 - Galbraith , et al. June 26, 2 | 2012-06-26 |
Techniques for correcting errors and erasures using a single-shot generalized minimum distance key equation solver
Grant 8,166,376 - Hassner , et al. April 24, 2 | 2012-04-24 |
Techniques for generating bit reliability information in a post-processor using an error correction constraint
Grant 8,037,394 - Djurdjevic , et al. October 11, 2 | 2011-10-11 |
Techniques for generating bit reliability information in the post processor
Grant 8,037,393 - Djurdjevic , et al. October 11, 2 | 2011-10-11 |
Techniques for providing DC-free detection of DC equalization target
Grant 7,974,037 - Galbraith , et al. July 5, 2 | 2011-07-05 |
Decoding Techniques for Correcting Errors Using Soft Information
App 20100235718 - Yang; Shaohua ; et al. | 2010-09-16 |
Data storage device with data recovery process using fixed phase clocking for analog-to-digital conversion
Grant 7,733,591 - Bottemiller , et al. June 8, 2 | 2010-06-08 |
Decoding techniques for correcting errors using soft information
Grant 7,725,800 - Yang , et al. May 25, 2 | 2010-05-25 |
Magnetic recording disk drive with patterned media and system for clocking write data
Grant 7,675,703 - Albrecht , et al. March 9, 2 | 2010-03-09 |
Multi-bit phase alignment for synchronization mark pattern matching
App 20090274028 - Galbraith; Richard Leo ; et al. | 2009-11-05 |
Detection of synchronization mark from output of matched filter upstream of viterbi detector
App 20090274247 - Galbraith; Richard Leo ; et al. | 2009-11-05 |
Techniques for correcting errors and erasures using a single-shot generalized minimum distance key equation solver
App 20090254796 - Hassner; Martin ; et al. | 2009-10-08 |
Systems Using Low Density Parity Check Codes For Correcting Errors
App 20090235142 - Galbraith; Richard Leo ; et al. | 2009-09-17 |
Reduced complexity error correction encoding techniques
Grant 7,590,920 - Yang , et al. September 15, 2 | 2009-09-15 |
Techniques For Providing DC-free Detection of DC Equalization Target
App 20090213484 - Galbraith; Richard Leo ; et al. | 2009-08-27 |
Techniques For Generating Bit Reliability Information In The Post Processor
App 20090006930 - Djurdjevic; Ivana ; et al. | 2009-01-01 |
Techniques For Generating Bit Reliability Information In A Post-Processor Using An Error Correction Constraint
App 20090006931 - Djurdjevic; Ivana ; et al. | 2009-01-01 |
Magnetic Recording Disk Drive With Patterned Media And System For Clocking Write Data
App 20080304173 - Albrecht; Thomas R. ; et al. | 2008-12-11 |
Techniques For Correcting Errors Using Iterative Decoding
App 20080244359 - Li; Zongwang ; et al. | 2008-10-02 |
Optimizing detector target polynomials in read/write channels to achieve best error rate performance in disk drives
Grant 7,424,074 - Lee , et al. September 9, 2 | 2008-09-09 |
Data storage device with data recovery process using fixed phase clocking for analog-to-digital conversion
App 20080144454 - Bottemiller; Kraig ; et al. | 2008-06-19 |
Data recording medium with servo pattern having pseudo-noise sequences
Grant 7,193,800 - Coker , et al. March 20, 2 | 2007-03-20 |
Decoding techniques for correcting errors using soft information
App 20070044006 - Yang; Shaohua ; et al. | 2007-02-22 |
Reduced complexity error correction encoding techniques
App 20070043997 - Yang; Shaohua ; et al. | 2007-02-22 |
Techniques for implementing non-uniform constraints in modulation encoded data
Grant 7,071,851 - Blaum , et al. July 4, 2 | 2006-07-04 |
Techniques for modulating data using short block encoders
Grant 7,064,687 - Blaum , et al. June 20, 2 | 2006-06-20 |
Techniques for applying modulation constraints to data using periodically changing symbol mappings
Grant 7,030,789 - Cideciyan , et al. April 18, 2 | 2006-04-18 |
Method and apparatus for word synchronization with large coding distance and fault tolerance for PRML systems
Grant 7,010,065 - Cideciyan , et al. March 7, 2 | 2006-03-07 |
Data recording system with servo pattern having pseudo-noise sequences
Grant 6,995,938 - Coker , et al. February 7, 2 | 2006-02-07 |
Data recording medium with servo pattern having pseudo-noise sequences
App 20050249106 - Coker, Jonathan Darrel ; et al. | 2005-11-10 |
Data Recording System With Servo Pattern Having Pseudo-noise Sequences
App 20050248873 - Coker, Jonathan Darrel ; et al. | 2005-11-10 |
Method and apparatus for channel equalization with a digital FIR filter using a pseudo random sequence
Grant 6,937,650 - Coker , et al. August 30, 2 | 2005-08-30 |
Method and apparatus for enhanced data channel performance using read sample buffering
Grant 6,937,415 - Galbraith , et al. August 30, 2 | 2005-08-30 |
Method and apparatus for implementing soft-input/soft-output iterative detectors/decoders
Grant 6,901,119 - Cideciyan , et al. May 31, 2 | 2005-05-31 |
Method and apparatus for low density parity check encoding of data
Grant 6,895,547 - Eleftheriou , et al. May 17, 2 | 2005-05-17 |
Method and apparatus for enhanced timing loop for a PRML data channel
Grant 6,879,629 - Galbraith , et al. April 12, 2 | 2005-04-12 |
Electrical pulse generator using pseudo-random pole distribution
Grant 6,720,698 - Galbraith April 13, 2 | 2004-04-13 |
Unconstrained equalization method and apparatus with gain and timing bias to control runaway for direct access storage device (DASD) data channels
Grant 6,636,562 - Galbraith , et al. October 21, 2 | 2003-10-21 |
Electrical Pulse Generator Using Pseudo-random Pole Distribution
App 20030184179 - Galbraith, Richard Leo | 2003-10-02 |
Method and apparatus for enhanced data channel performance using read sample buffering
App 20030147168 - Galbraith, Richard Leo ; et al. | 2003-08-07 |
Method and apparatus for low density parity check encoding of data
App 20030037298 - Eleftheriou, Evangelos Stavros ; et al. | 2003-02-20 |
Method and apparatus for channel equalization with a digital FIR filter using a pseudo random sequence
App 20030028833 - Coker, Jonathan Darrel ; et al. | 2003-02-06 |
Method and apparatus for word synchronization with large coding distance and fault tolerance for PRML systems
App 20020176523 - Cideciyan, Roy Daron ; et al. | 2002-11-28 |
Method and apparatus for implementing soft-input/soft-output iterative detectors/decoders
App 20020154712 - Cideciyan, Roy Daron ; et al. | 2002-10-24 |
Method and apparatus for enhanced timing loop for a PRML data channel
App 20020126749 - Galbraith, Richard Leo ; et al. | 2002-09-12 |
Noise predictive maximum likelihood (NPML) detection methods and apparatus based thereon
Grant 6,104,766 - Coker , et al. August 15, 2 | 2000-08-15 |
Method and apparatus for servo data pattern detection
Grant 6,031,672 - Bergquist , et al. February 29, 2 | 2000-02-29 |
Method and apparatus for implementing a set rate code for data channels with alternate 9-bit code words and 8-bit code words
Grant 5,784,010 - Coker , et al. July 21, 1 | 1998-07-21 |
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