Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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03/19/2014 | CN102157178B Optical disc drive |
03/19/2014 | CN101821808B Systems and methods for fly height measurement for between a head assembly and a storage medium |
03/18/2014 | US8675313 Suspension board with circuit |
03/18/2014 | US8675312 Magnetic head suspension |
03/18/2014 | US8675310 Embedded chip tape head |
03/18/2014 | US8675299 Head radial positioning over contact-start-stop zone during spin-up/spin-down of disk |
03/12/2014 | CN103635966A Recording disk drive device and resin component therefor |
03/11/2014 | US8670205 Hybrid drive changing power mode of disk channel when frequency of write data exceeds a threshold |
03/06/2014 | WO2014032458A1 Dynamically controlling tape velocity |
03/06/2014 | US20140063647 Easy axis hard bias structure |
03/06/2014 | US20140063646 Magnetic recording head having protected reader sensors and near zero recessed write poles |
03/06/2014 | US20140063645 Magnetic recording head having protected reader sensors and near zero recession writer poles |
03/06/2014 | US20140063644 Magnetic Element with Multiple Selective Transducing Elements |
03/06/2014 | US20140063641 Circuitry for controlling a voice coil motor |
03/06/2014 | US20140062678 System and method for controlling device location determination |
03/04/2014 | US8665565 Trace jumpers for disc drive suspensions |
03/04/2014 | US8665564 Suspension with furcated write wire, head gimbal assembly and disk drive unit with the same |
03/04/2014 | US8665560 Head with supplemental module for backward and/or cross-platform compatibility |
03/04/2014 | US8665549 Method for creating burst magnitude servo patterns with unipolar bits on a magnetic media of a magnetic data recording system |
03/04/2014 | US8665548 Magnetic recording device and magnetic recording method |
03/04/2014 | US8665546 Adaptive threshold for detecting touchdown or contamination |
02/27/2014 | US20140055882 Real time close loop fly height control |
02/26/2014 | EP2700833A1 Tolerance ring and method for manufacturing tolerance ring |
02/25/2014 | US8659851 Permanent magnet member for voice coil motor and voice coil motor |
02/19/2014 | CN103597121A Method for surface-treating metal component |
02/18/2014 | US8654482 Dual stage actuator suspension having a single microactuator and employing pseudo symmetry to achieve suspension balance |
02/18/2014 | US8654466 Calculation of head media separation (HMS) from servo preamble in a hard disk drive |
02/12/2014 | CN103578513A Information processing apparatus and control method thereof |
02/11/2014 | US8649667 Recording/reproducing device |
02/11/2014 | US8649119 Measuring variations in head-disk clearance in a hard disk drive |
02/11/2014 | US8646922 Mirror mounting assembly |
02/06/2014 | US20140036649 System and Method for Off-Track Write Prevention and Data Recovery in Multiple Head Optical Tape Drives |
02/06/2014 | US20140036384 ABS Design for Uniform Touch-Down and Back-Off in DFH Applications |
02/04/2014 | US8645979 Optical pickup |
02/04/2014 | US8644118 Information carrier comprising access information |
02/04/2014 | US8643974 Dynamic reduction of tape stain accumulation on tape head assembly across multiple environments |
01/30/2014 | WO2014015763A1 Magnetic recording method and magnetic recording device |
01/30/2014 | US20140029140 Actuator arm with a shelf and cutout |
01/30/2014 | US20140029133 Read/write apparatus and read/write method |
01/30/2014 | US20140029125 Technique for optimizing skew in the presence of tape motion |
01/28/2014 | US8638521 Shingled recording apparatus and method capable of detecting drifted-off writing |
01/28/2014 | US8638520 Magnetic recording apparatus and data reading method |
01/28/2014 | US8638516 System and method for improved free fall detection |
01/28/2014 | US8638349 Head-medium contact detection using introduced heat oscillation |
01/23/2014 | US20140022666 Variable stopwrite threshold with variable smoothing factor |
01/23/2014 | US20140022662 Reference circuit with curvature correction using additional complementary to temperature component |
01/21/2014 | US8634283 Disk drive performing in-drive spiral track writing |
01/21/2014 | US8634158 Disk drive generating feed-forward actuator compensation based on a speaker driver signal |
01/21/2014 | US8634157 Close loop method for measuring head SNR and media SNR |
01/16/2014 | US20140016226 Determining a skew error signal (ses) offset used to determine an ses to adjust heads in a drive unit |
01/16/2014 | US20140016225 Magnetic media access head with metal coating |
01/14/2014 | US8631196 Digital device configuration and method |
01/14/2014 | US8630066 Hard disk drive including a micromotion actuator and a damping unit |
01/14/2014 | US8630057 In-situ contact potential measurement in hard-disk drives |
01/14/2014 | US8630056 Hybrid drive adjusting spin-up profile based on cache status of non-volatile semiconductor memory |
01/14/2014 | US8630055 Systems and methods for medium contact detection |
01/07/2014 | US8627346 Disc cartridge |
01/07/2014 | US8626971 Flash memory method and apparatus with single-press button response |
01/07/2014 | US8625229 Servo control in a patterned-media magnetic recording disk drive using a reference table |
01/07/2014 | US8625216 Servo zone detector |
01/02/2014 | US20140002922 Failure-Resistant Multi-LUN Hard Disk Drive |
01/02/2014 | US20140002920 Systems and Methods for Identifying Head Contact |
01/01/2014 | CN103492734A Tolerance ring and method for manufacturing tolerance ring |
12/31/2013 | US8619383 Disk drive with dynamic head fly height back-off |
12/31/2013 | US8619380 Detecting and recovering timing slips in a self servo write (SSW) system |
12/26/2013 | US20130342929 Method of compensating for repeatable runout error |
12/24/2013 | US8614859 Stopping method for a spindle motor and related device |
12/19/2013 | US20130335856 Dynamic Track Pitch Control for Shingled Magnetic Recording (SMR) |
12/19/2013 | US20130335854 Perpendicular recording head with leading bump in the main pole having narrow leading gap (lg) |
12/19/2013 | US20130335853 Pipelined Vectoring-Mode CORDIC |
12/19/2013 | US20130335852 In-Situ Contact Potential Measurement in Hard-Disk Drives |
12/18/2013 | CN102280112B Thermal flying-height control slider for hard disk drive |
12/17/2013 | US8611050 Localized heating for flip chip bonding |
12/17/2013 | US8611041 Servo control method and apparatus in seek retry condition and disk drive apparatus using the same |
12/17/2013 | US8611040 Disk drive adjusting microactuator gain by injecting a sinusoid into a servo control system |
12/17/2013 | US8611036 Disk drive with head thermal fly-height actuator and controller for compensation of write head expansion |
12/12/2013 | US20130329315 Servo control in a patterned-media magnetic recording disk drive using a reference table |
12/10/2013 | US8607007 Selection of data storage medium based on write characteristic |
12/10/2013 | US8605383 Methods, devices and systems for characterizing polarities of piezoelectric (PZT) elements of a two PZT element microactuator |
12/10/2013 | US8605382 Disk drive to load a head to a load/unload (LUL) zone of a disk |
12/10/2013 | US8605381 Systems and methods for phase compensated harmonic sensing in fly height control |
12/05/2013 | US20130326316 Systems and Methods for Improved Data Detection Processing |
12/05/2013 | US20130321948 Shingled magnetic recording disk drive with compensation for the effect of far track erasure (fte) on adjacent data bands |
12/05/2013 | US20130321947 Write synchronization in bit patterned media using auxiliary read head |
12/03/2013 | US8599519 Head rotator assembly for tape drive |
12/03/2013 | US8599512 Current sensor comprising differential amplifier biased by leakage current |
11/28/2013 | WO2013176296A1 Dynamic loop with fold |
11/28/2013 | US20130314816 Transducer head with multiple read sensors |
11/27/2013 | CN103415885A Wiring circuit board, flexible substrate for suspension, and method of producing flexible substrate for suspension |
11/26/2013 | US8593918 Maintaining tape emulation consistency |
11/26/2013 | US8593763 Preventing oil migration to slider fluid bearing surface |
11/26/2013 | US8593755 Flying height measurement |
11/26/2013 | US8593754 Magnetic tape driving apparatus having a head displacing portion |
11/26/2013 | US8593753 Touchdown detection |
11/26/2013 | US8593749 Hard-disk drive including fly-height-adjustment heating element and position-adjustment heating element and method of controlling fly height |
11/21/2013 | WO2013172313A1 Tolerance ring |
11/21/2013 | US20130308223 Excitation of airbearing oscillation with tar nearfield device for touchdown detection |
11/19/2013 | US8587903 Suspension with high conductivity ground layer |
11/19/2013 | US8587902 Device select system for multi-device electronic system |
11/19/2013 | CA2680404C Apparatus and method for modulation/demodulation with consecutive minimum runlength limitation |