US3973182A
(en)
|
1971-08-20 |
1976-08-03 |
Agency Of Industrial Science & Technology |
Method and apparatus for detecting uneven magnetic field by hall effect in semiconductor
|
US3973183A
(en)
|
1971-08-20 |
1976-08-03 |
Agency Of Industrial Science & Technology |
Method and apparatus for detecting uneven magnetic field by a change in resistance of semiconductor element
|
US4024571A
(en)
|
1975-08-14 |
1977-05-17 |
Rca Corporation |
Synchronizing system employing burst crossover detection
|
US4777544A
(en)
|
1986-08-15 |
1988-10-11 |
International Business Machine Corporation |
Method and apparatus for in-situ measurement of head/recording medium clearance
|
DE3938520A1
(de)
|
1989-11-21 |
1991-05-29 |
Teves Gmbh Alfred |
Verfahren und system zur messdatenerfassung und -auswertung
|
US5130866A
(en)
|
1990-07-17 |
1992-07-14 |
International Business Machines Corporation |
Method and circuitry for in-situ measurement of transducer/recording medium clearance and transducer magnetic instability
|
JPH0528659A
(ja)
*
|
1991-05-16 |
1993-02-05 |
Olympus Optical Co Ltd |
デイジタル信号再生装置
|
US5278703A
(en)
|
1991-06-21 |
1994-01-11 |
Digital Equipment Corp. |
Embedded servo banded format for magnetic disks for use with a data processing system
|
US5309357A
(en)
|
1992-01-28 |
1994-05-03 |
Independent Scintillation Imaging Systems (Isis) Inc. |
Scintillation data collecting apparatus and method
|
US5341249A
(en)
|
1992-08-27 |
1994-08-23 |
Quantum Corporation |
Disk drive using PRML class IV sampling data detection with digital adaptive equalization
|
US5377058A
(en)
|
1992-12-31 |
1994-12-27 |
International Business Machines Corporation |
Fly height servo control of read/write head suspension
|
JPH0795056A
(ja)
*
|
1993-05-10 |
1995-04-07 |
Internatl Business Mach Corp <Ibm> |
可変周波数基準クロック生成装置
|
US5400201A
(en)
|
1993-10-25 |
1995-03-21 |
Syquest Technology, Inc. |
Servo burst pattern for removing offset caused by magnetic distortion and method associated therewith
|
JPH07302938A
(ja)
|
1994-04-28 |
1995-11-14 |
Sony Corp |
圧電セラミックトランス及びその製造方法
|
US5798885A
(en)
|
1994-06-06 |
1998-08-25 |
Fujitsu Limited |
Head positioning control for disk apparatus using peak detection, polarity detection and sector mark detection
|
US5594341A
(en)
|
1994-06-27 |
1997-01-14 |
Varian Associates, Inc. |
Nuclear magnetic resonance receiver, method and system
|
US5862005A
(en)
|
1994-10-11 |
1999-01-19 |
Quantum Corporation |
Synchronous detection of wide bi-phase coded servo information for disk drive
|
US5696639A
(en)
|
1995-05-12 |
1997-12-09 |
Cirrus Logic, Inc. |
Sampled amplitude read channel employing interpolated timing recovery
|
US5796535A
(en)
|
1995-05-12 |
1998-08-18 |
Cirrus Logic, Inc. |
Sampled amplitude read channel employing a user data frequency synthesizer and a servo data frequency synthesizer
|
US5668679A
(en)
|
1995-12-21 |
1997-09-16 |
Quantum Corporation |
System for self-servowriting a disk drive
|
US5987562A
(en)
|
1996-03-08 |
1999-11-16 |
Texas Instruments Incorporated |
Waveform sampler and method for sampling a signal from a read channel
|
US6023383A
(en)
|
1996-03-19 |
2000-02-08 |
Texas Instruments Incorporated |
Error estimation circuit and method for providing a read channel error signal
|
US5787125A
(en)
|
1996-05-06 |
1998-07-28 |
Motorola, Inc. |
Apparatus for deriving in-phase and quadrature-phase baseband signals from a communication signal
|
FR2748571B1
(fr)
|
1996-05-09 |
1998-08-07 |
Europ Agence Spatiale |
Dispositif de recepteur pour systeme de navigation notamment par satellite
|
JP3823195B2
(ja)
*
|
1996-10-08 |
2006-09-20 |
ソニー株式会社 |
クロック生成装置およびディスク駆動装置
|
US5844920A
(en)
|
1996-11-07 |
1998-12-01 |
Cirrus Logic, Inc. |
Thermal asperity compensation using multiple sync marks for retroactive and split segment data synchronization in a magnetic disk storage system
|
US5892632A
(en)
|
1996-11-18 |
1999-04-06 |
Cirrus Logic, Inc. |
Sampled amplitude read channel employing a residue number system FIR filter in an adaptive equalizer and in interpolated timing recovery
|
US5835295A
(en)
|
1996-11-18 |
1998-11-10 |
Cirrus Logice, Inc. |
Zero phase restart interpolated timing recovery in a sampled amplitude read channel
|
US5901010A
(en)
|
1997-02-07 |
1999-05-04 |
Cirrus Logic, Inc. |
Magnetic disc recording system employing two stage actuators for simultaneous accesses through multiple recording heads
|
US5781129A
(en)
|
1997-03-03 |
1998-07-14 |
Motorola, Inc. |
Adaptive encoder circuit for multiple data channels and method of encoding
|
US6411452B1
(en)
|
1997-03-11 |
2002-06-25 |
Western Digital Technologies, Inc. |
Disk drive employing read error tolerant sync mark detection
|
US5970104A
(en)
|
1997-03-19 |
1999-10-19 |
Cadence Design Systems, Inc. |
Method and apparatus for generating branch metrics and branch indices for convolutional code Viterbi decoders
|
US6081397A
(en)
|
1997-04-08 |
2000-06-27 |
International Business Machines Corporation |
Method and apparatus for SID-to-SID period estimation
|
US6009549A
(en)
|
1997-05-15 |
1999-12-28 |
Cirrus Logic, Inc. |
Disk storage system employing error detection and correction of channel coded data, interpolated timing recovery, and retroactive/split-segment symbol synchronization
|
US5955783A
(en)
|
1997-06-18 |
1999-09-21 |
Lsi Logic Corporation |
High frequency signal processing chip having signal pins distributed to minimize signal interference
|
US5986830A
(en)
|
1997-07-30 |
1999-11-16 |
Cirrus Logic, Inc. |
Read/write channel write precompensation system and method using one or more delay clocks
|
US6493162B1
(en)
|
1997-12-05 |
2002-12-10 |
Seagate Technology Llc |
Frame synchronization for viterbi detector
|
US6111712A
(en)
*
|
1998-03-06 |
2000-08-29 |
Cirrus Logic, Inc. |
Method to improve the jitter of high frequency phase locked loops used in read channels
|
US6158107A
(en)
|
1998-04-02 |
2000-12-12 |
International Business Machines Corporation |
Inverted merged MR head with plated notched first pole tip and self-aligned second pole tip
|
JP4087564B2
(ja)
|
1998-06-30 |
2008-05-21 |
旭化成エレクトロニクス株式会社 |
Pll回路
|
US6208478B1
(en)
|
1998-07-07 |
2001-03-27 |
Texas Instruments Incorporated |
Read clock interface for read channel device
|
US6269058B1
(en)
|
1999-01-04 |
2001-07-31 |
Texas Instruments Incorporated |
Wide capture range circuitry
|
JP3683120B2
(ja)
*
|
1999-04-16 |
2005-08-17 |
松下電器産業株式会社 |
クロック再生装置
|
US6657802B1
(en)
|
1999-04-16 |
2003-12-02 |
Infineon Technologies Corporation |
Phase assisted synchronization detector
|
US6404829B1
(en)
|
1999-06-29 |
2002-06-11 |
Oak Technology, Inc. |
DC insensitive AGC circuit for optical PRML read channel
|
DE60041993D1
(de)
|
2000-01-14 |
2009-05-20 |
Panasonic Corp |
Optischer Datenträger und Adresseseleseeinrichtung und -Verfahren für otischen Datenträger
|
US6530060B1
(en)
|
2000-02-08 |
2003-03-04 |
Cirrus Logic, Inc. |
Sampled amplitude read channel employing a post processor with a boundary error compensator which compensates for boundary error events in a split-field data sector
|
US6519102B1
(en)
|
2000-04-27 |
2003-02-11 |
International Business Machines Corporation |
Method and apparatus for implementing an in-situ digital harmonic computation facility for direct access storage device (DASD)
|
US6775529B1
(en)
|
2000-07-31 |
2004-08-10 |
Marvell International Ltd. |
Active resistive summer for a transformer hybrid
|
US6717764B2
(en)
|
2000-06-02 |
2004-04-06 |
Seagate Technology Llc |
Method and apparatus for head fly height measurement
|
US6816328B2
(en)
|
2000-06-20 |
2004-11-09 |
Infineon Technologies North America Corp. |
Pseudo-synchronous interpolated timing recovery for a sampled amplitude read channel
|
US6400518B1
(en)
|
2000-11-01 |
2002-06-04 |
International Business Machines Corporation |
Magneto-resistive asymmetry correction circuit
|
US6606048B1
(en)
|
2000-11-16 |
2003-08-12 |
Marvell International, Ltd. |
Method and apparatus for equalizing the digital performance of multiple ADC's
|
US6490110B2
(en)
|
2000-12-05 |
2002-12-03 |
Cirrus Logic, Inc. |
Servo data detection with improved phase shift tolerance
|
JP2002175673A
(ja)
|
2000-12-07 |
2002-06-21 |
Nec Corp |
Pll回路、データ検出回路及びディスク装置
|
DE60137155D1
(de)
|
2000-12-26 |
2009-02-05 |
Panasonic Corp |
Aufzeichnungsmedium, Aufzeichnungsverfahren, Wiedergabeverfahren, Aufzeichnungsgerät und Wiedergabegerät
|
JP4112809B2
(ja)
|
2001-01-31 |
2008-07-02 |
株式会社東芝 |
垂直磁気記録方式の磁気ディスク装置及びディスク製造方法
|
US6603622B1
(en)
|
2001-02-28 |
2003-08-05 |
Western Digital Technologies, Inc. |
Disk drive employing a sync mark detector comprising a matched filter and a dual polarity correlator
|
US6963521B2
(en)
|
2001-03-30 |
2005-11-08 |
Sony Corporation |
Disc drive apparatus
|
JP2002329329A
(ja)
|
2001-04-27 |
2002-11-15 |
Sony Corp |
相変化記録方式の光ディスク及び光ディスク装置
|
US6865040B2
(en)
|
2001-05-22 |
2005-03-08 |
Seagate Technology, Llc |
Method and system for measuring fly height
|
US6633447B2
(en)
|
2001-05-25 |
2003-10-14 |
Infineon Technologies Ag |
Method and apparatus for compensation of second order distortion
|
JP4726337B2
(ja)
|
2001-06-27 |
2011-07-20 |
ルネサスエレクトロニクス株式会社 |
ワンチップマイクロコンピュータ
|
CN1272907C
(zh)
*
|
2001-07-27 |
2006-08-30 |
国际商业机器公司 |
具有外部早/晚输入的时钟数据恢复系统
|
US6856183B2
(en)
|
2001-10-12 |
2005-02-15 |
Agere Systems Inc. |
Scheme to improve performance of timing recovery systems for read channels in a disk drive
|
US7082005B2
(en)
|
2001-10-24 |
2006-07-25 |
Agere Systems Inc. |
Servo data detection in the presence or absence of radial incoherence using digital interpolators
|
US6813108B2
(en)
|
2001-10-24 |
2004-11-02 |
Agere Systems Inc. |
Servo data detection in presence of radial incoherence using multiple data detectors
|
JP4109003B2
(ja)
*
|
2002-01-21 |
2008-06-25 |
富士通株式会社 |
情報記録再生装置、信号復号回路及び方法
|
US7126776B1
(en)
|
2002-04-17 |
2006-10-24 |
Western Digital Technologies, Inc. |
Disk drive having a sector clock that is synchronized to the angular speed of the spindle motor
|
US7088533B1
(en)
|
2002-04-23 |
2006-08-08 |
Maxtor Corporation |
Method of self-servo writing in a disk drive using a spiral pattern
|
TW563318B
(en)
|
2002-05-20 |
2003-11-21 |
Via Optical Solution Inc |
Timing recovery circuit and method
|
JP2004014090A
(ja)
|
2002-06-11 |
2004-01-15 |
Fujitsu Ltd |
データ再生装置、再生方法、及び再生装置の制御を行う回路
|
JP2004095047A
(ja)
|
2002-08-30 |
2004-03-25 |
Toshiba Corp |
ディスク記憶装置及び同装置におけるサーボアドレスマーク検出方法
|
US7180696B2
(en)
|
2002-12-27 |
2007-02-20 |
Matsushita Electric Industrial Co., Ltd. |
Methods for selective multi-pass servowriting and self-servowriting
|
US7092462B2
(en)
|
2003-01-14 |
2006-08-15 |
Agere Systems Inc. |
Asynchronous servo RRO detection employing interpolation
|
JP2004253042A
(ja)
*
|
2003-02-19 |
2004-09-09 |
Sony Corp |
ディスク装置
|
US7116504B1
(en)
|
2003-03-25 |
2006-10-03 |
Marvell International Ltd. |
DC-offset compensation loops for magnetic recording system
|
US7136250B1
(en)
|
2003-03-25 |
2006-11-14 |
Marvell International Ltd. |
Detecting fly height of a head over a storage medium
|
US7199961B1
(en)
|
2003-03-25 |
2007-04-03 |
Marvell International Ltd. |
Detecting fly height of a head over a storage medium
|
US7002761B1
(en)
|
2003-03-27 |
2006-02-21 |
Marvell International Ltd. |
Demodulation compensation for spiral servo tracks in hard disk drives
|
US7339861B2
(en)
*
|
2003-04-21 |
2008-03-04 |
Matsushita Electric Industrial Co., Ltd. |
PLL clock generator, optical disc drive and method for controlling PLL clock generator
|
US6912099B2
(en)
|
2003-05-13 |
2005-06-28 |
Agere Systems Inc. |
Maximum likelihood detection of asynchronous servo data employing interpolation
|
US7656982B2
(en)
|
2003-05-16 |
2010-02-02 |
Thomson Licensing |
DSP-based data recovery
|
US7191382B2
(en)
|
2003-06-02 |
2007-03-13 |
Fujitsu Limited |
Methods and apparatus for correcting data and error detection codes on the fly
|
US7308057B1
(en)
|
2003-06-05 |
2007-12-11 |
Maxtor Corporation |
Baseline wander compensation for perpendicular recording
|
US7038875B2
(en)
|
2003-07-31 |
2006-05-02 |
Seagate Technology Llc |
Dynamic measurement of head media spacing modulation
|
US7016131B2
(en)
|
2003-08-29 |
2006-03-21 |
Agency For Science, Technology And Research |
Method and implementation of in-situ absolute head medium spacing measurement
|
US7203017B1
(en)
|
2003-09-23 |
2007-04-10 |
Marvell International Ltd. |
Timing recovery for data storage channels with buffered sectors
|
US7620101B1
(en)
|
2003-09-24 |
2009-11-17 |
Cypress Semiconductor Corporation |
Equalizer circuit, communication system, and method that is adaptive to varying launch amplitudes for reducing receiver error
|
US7002767B2
(en)
|
2003-09-30 |
2006-02-21 |
Agere Systems Inc. |
Detection of recorded data employing interpolation with gain compensation
|
CN1883000B
(zh)
|
2003-11-18 |
2010-05-26 |
索尼株式会社 |
再生装置与再生方法
|
SG125102A1
(en)
|
2004-01-21 |
2006-09-29 |
Seagate Technology Llc |
Head polarity detection algorithm and apparatus
|
US7154689B1
(en)
|
2004-02-05 |
2006-12-26 |
Maxtor Corporation |
Apparatus for writing servo bursts on a disk with servo track pitch based on read element width and methods of manufacturing same
|
US7230789B1
(en)
|
2004-04-08 |
2007-06-12 |
Maxtor Corporation |
Method and apparatus for performing a self-servo write operation in a disk drive using spiral servo information
|
US7180693B2
(en)
|
2004-04-14 |
2007-02-20 |
Agere Systems Inc. |
Method and apparatus for maximum likelihood detection of data employing interpolation with compensation of signal asymmetry
|
US8405924B2
(en)
|
2004-04-30 |
2013-03-26 |
Agere Systems Llc |
Method and apparatus for improved address mark detection
|
US7286313B2
(en)
|
2004-05-26 |
2007-10-23 |
Seagate Technology, Llc |
Correcting radial incoherence in servo track sensing
|
JP4427392B2
(ja)
|
2004-06-22 |
2010-03-03 |
株式会社東芝 |
磁気記録媒体、その製造方法及び磁気記録再生装置
|
US7079342B1
(en)
|
2004-07-26 |
2006-07-18 |
Marvell International Ltd. |
Method and apparatus for asymmetry correction in magnetic recording channels
|
US7248426B1
(en)
|
2004-07-30 |
2007-07-24 |
Western Digital Technologies, Inc. |
Servo writing a disk drive from spiral tracks by shifting a demodulation window an integer number of sync mark intervals
|
CN101027727A
(zh)
|
2004-08-20 |
2007-08-29 |
松下电器产业株式会社 |
信息重放装置
|
US7253984B1
(en)
|
2004-09-02 |
2007-08-07 |
Maxtor Corporation |
Disk drive that generates a position error signal and a fly height signal from a servo burst pattern
|
US7193544B1
(en)
|
2004-09-08 |
2007-03-20 |
Northrop Grumman Corporation |
Parallel, adaptive delta sigma ADC
|
US7206146B2
(en)
|
2004-10-27 |
2007-04-17 |
Hitachi Global Storage Technologies Netherlands B.V. |
Biphase magnetic pattern detector using multiple matched filters for hard disk drive
|
US7199959B1
(en)
*
|
2004-12-13 |
2007-04-03 |
Western Digital Technologies, Inc. |
Repeatable timing error correction system for use in a servo writer
|
US7248425B2
(en)
|
2004-12-14 |
2007-07-24 |
Samsung Electronics Co., Ltd. |
Disk writing/reproducing apparatus and method
|
US7167328B2
(en)
|
2004-12-17 |
2007-01-23 |
Agere Systems Inc. |
Synchronizing an asynchronously detected servo signal to synchronous servo demodulation
|
US7193798B2
(en)
|
2005-01-12 |
2007-03-20 |
Agere Systems, Inc. |
Method and apparatus for encoding and decoding a runout correction bit pattern of servo field
|
JP4641815B2
(ja)
|
2005-02-04 |
2011-03-02 |
パナソニック株式会社 |
光ディスク再生装置
|
US7646557B2
(en)
*
|
2005-07-05 |
2010-01-12 |
Xyratex Technology Limited |
Methods and apparatus for generating a clock signal, for writing servo tracks, and for characterising timing errors in a servo track writer
|
US7362536B1
(en)
|
2005-07-08 |
2008-04-22 |
Maxtor Corporation |
Disk drive that compensates for phase incoherence between radially adjacent servo tracks and methods thereof
|
US7492850B2
(en)
*
|
2005-08-31 |
2009-02-17 |
International Business Machines Corporation |
Phase locked loop apparatus with adjustable phase shift
|
US7529320B2
(en)
|
2005-09-16 |
2009-05-05 |
Agere Systems Inc. |
Format efficient timing acquisition for magnetic recording read channels
|
JP2007087537A
(ja)
|
2005-09-22 |
2007-04-05 |
Rohm Co Ltd |
信号処理装置、信号処理方法、および記憶システム
|
US7693243B2
(en)
|
2005-09-26 |
2010-04-06 |
Via Technologies, Inc. |
Method and circuit for timing recovery
|
US7508611B2
(en)
*
|
2005-10-07 |
2009-03-24 |
Seagate Technology, Llc |
Disk drive clock circuit that adjusts clock edge timing in response to servo information and methods thereof
|
US7432750B1
(en)
|
2005-12-07 |
2008-10-07 |
Netlogic Microsystems, Inc. |
Methods and apparatus for frequency synthesis with feedback interpolation
|
US7529052B2
(en)
*
|
2005-12-19 |
2009-05-05 |
Broadcom Corporation |
Disk controller and methods for use therewith
|
US7400464B1
(en)
|
2006-02-24 |
2008-07-15 |
Marvell International Ltd. |
Synchronous RRO write
|
JP4413199B2
(ja)
|
2006-03-23 |
2010-02-10 |
東芝ストレージデバイス株式会社 |
偏心補正方法、信号処理回路、磁気記憶装置及び垂直磁気記録媒体
|
JP4379814B2
(ja)
|
2006-03-28 |
2009-12-09 |
富士通株式会社 |
記憶装置、制御方法、制御装置及びプログラム
|
JP2007287273A
(ja)
*
|
2006-04-19 |
2007-11-01 |
Hitachi Global Storage Technologies Netherlands Bv |
ディスク・ドライブ装置及びそのユーザ・データの書き込み及び/もしくは読み出し方法
|
US7423827B2
(en)
|
2006-04-20 |
2008-09-09 |
Agere Systems Inc. |
Systems and methods for accessing data from a variable polarity head assembly
|
US7679850B2
(en)
|
2006-05-11 |
2010-03-16 |
Seagate Technology Llc |
Position determination using circular shift codes
|
US7796480B2
(en)
|
2006-06-05 |
2010-09-14 |
Mediatek Inc. |
Apparatus and methods for light spot servo signal detection
|
US7265937B1
(en)
|
2006-06-09 |
2007-09-04 |
Seagate Technology Llc |
Positioning of a head array over a data storage medium
|
US7411531B2
(en)
|
2006-06-30 |
2008-08-12 |
Agere Systems Inc. |
Methods and apparatus for asynchronous sampling of a received signal at a downsampled rate
|
US7525460B1
(en)
|
2006-07-13 |
2009-04-28 |
Marvell International Ltd. |
Timing loop based on analog to digital converter output and method of use
|
FR2904168B1
(fr)
|
2006-07-18 |
2008-12-19 |
Thales Sa |
Systeme d'estimation de la qualite de reception d'une transmission numerique.
|
KR100712559B1
(ko)
*
|
2006-07-24 |
2007-05-02 |
삼성전자주식회사 |
기준 클럭 주파수 조정 방법 및 장치와 이를 이용한 디스크드라이브
|
US20080056403A1
(en)
|
2006-09-01 |
2008-03-06 |
On Demand Microelectronics |
Method and apparatus for timing recovery of pam signals
|
US7499238B2
(en)
|
2006-09-22 |
2009-03-03 |
Agere Systems Inc. |
Systems and methods for improving disk drive synchronization
|
US7643235B2
(en)
|
2006-09-28 |
2010-01-05 |
Seagate Technology Llc |
Synchronization for data communication
|
US8107573B2
(en)
|
2006-10-06 |
2012-01-31 |
Realtek Semiconductor Corp. |
Method and apparatus for baseline wander compensation in Ethernet application
|
US7446690B2
(en)
|
2006-11-06 |
2008-11-04 |
Atmel Corporation |
Apparatus and method for implementing an analog-to-digital converter in programmable logic devices
|
US7420498B2
(en)
|
2006-11-22 |
2008-09-02 |
Infineon Technologies Ag |
Signal converter performing a role
|
US7768730B2
(en)
|
2007-04-30 |
2010-08-03 |
Broadcom Corporation |
Base line control electronics architecture
|
US7675703B2
(en)
*
|
2007-06-08 |
2010-03-09 |
Hitachi Global Storage Technologies Netherlands B.V. |
Magnetic recording disk drive with patterned media and system for clocking write data
|
US7602567B2
(en)
|
2007-06-28 |
2009-10-13 |
Lsi Corporation |
Feed-forward DC restoration in a perpendicular magnetic read channel
|
US8102960B2
(en)
|
2008-03-28 |
2012-01-24 |
Intel Corporation |
Adaptation of a digital receiver
|
JP5025543B2
(ja)
*
|
2008-03-28 |
2012-09-12 |
株式会社東芝 |
磁気記憶制御装置、磁気記憶制御方法、磁気記憶装置
|
US8599973B2
(en)
|
2008-04-30 |
2013-12-03 |
HGST Netherlands B.V. |
Detection of synchronization mark from output of matched filter upstream of Viterbi detector
|
US7929237B2
(en)
*
|
2008-06-27 |
2011-04-19 |
Agere Systems Inc. |
Modulated disk lock clock and methods for using such
|
US8027117B1
(en)
*
|
2008-08-25 |
2011-09-27 |
Marvell International Ltd. |
Zone servo writing using self servo writing
|
US20100118426A1
(en)
*
|
2008-11-07 |
2010-05-13 |
Barmeshwar Vikramaditya |
Write clock control system for media pattern write synchronization
|
US7911724B2
(en)
*
|
2009-02-10 |
2011-03-22 |
Seagate Technology Llc |
Write synchronization phase calibration for storage media
|
US8213106B1
(en)
*
|
2009-03-10 |
2012-07-03 |
Western Digital Technologies, Inc. |
Zoned servo system
|
US8477444B1
(en)
*
|
2009-05-27 |
2013-07-02 |
Marvell International Ltd. |
Clock frequency synchronization for magnetic recording device
|
US8174949B2
(en)
*
|
2009-07-02 |
2012-05-08 |
Lsi Corporation |
Systems and methods for format efficient timing recovery in a read channel
|
US8508879B1
(en)
*
|
2010-01-21 |
2013-08-13 |
Marvell International Ltd. |
Write clock rephase for magnetic recording device
|