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7612965 Thin-film magnetic head having heatsink wider on air bearing surface side  
A thin-film magnetic head with a higher protrusion efficiency is provided, which comprises: a substrate with an air bearing surface (ABS); a read head element including a lower and upper shield...
7609482 Magnetic head slider supporting device including conductor for reducing crosstalk between lines  
A magnetic head slider supporting apparatus comprises: a suspension flexibly supporting a slider; and a flexible wiring board. The suspension incorporates a load beam. The flexible wiring board is...
7593188 Low protrusion compensation air bearing  
Magnetic head sliders having air-bearing surfaces designed to reduce the protrusion compensation effect. The magnetic head slider includes: at least one front pad located an upstream portion of the...
7573682 Writer heater for thermal protrusion shape control in a magnetic writer  
A transducing device having a storage interface surface includes a writer having a pole tip region, a coil having a width positioned around the writer, and a heating element. The heating element...
7558021 Hub lock/head cleaning dual purpose mechanism  
An exemplary embodiment provides for a tape drive that includes one or more processors, a memory and a mechanism for locking a hub and cleaning a magnetic head. The mechanism includes a plate a...
7551385 Systems and method for selectively controlling a state of hydration of a magnetic data storage medium  
A magnetic storage system according to one embodiment includes a magnetic head adapted for at least one of reading from a magnetic medium and writing to the medium; a drive mechanism for directing...
7538978 Heat assisted magnetic recording head and heat assisted magnetic recording apparatus for heating a recording region in a magnetic recording medium during magnetic recording  
A heat assisted magnetic recording head is provided, which can prevent an effect of a heat in a laser diode when a magnetic recording region is heated by a heating laser beam and which can reduce...
7538977 Method and apparatus for providing diamagnetic flux focusing in a storage device  
A method and apparatus for providing improved flux focusing in a write head is disclosed. The present invention uses a diamagnetic material to provide flux focusing in a storage device. An...
7495856 Disk drive slider design for thermal fly-height control and burnishing-on-demand  
An embodiment of the invention is a slider with a lift pad and a thermal protrusion pad in which the heads are located. The lift pad is located immediately in front of the thermal protrusion pad...
7486476 Magnetic data system having a shield biasing circuit with resistor coupled between the shield and substrate  
A magnetic data system according to one embodiment includes a head having a plurality of readers formed above a common substrate, each reader further comprising a shield and a sensor, a bias...
7486475 Magnetic data system having bias circuit with bias resistor  
A magnetic data system according to one embodiment includes at least one reader formed above a substrate, the at least one reader further comprising a shield and a magnetoresistive (MR) sensor. A...
7483229 Optical coupling to data recording transducer  
In a recording transducer, radiant energy is incident to be coupled to a recording head via a path defined in the support (e.g., slider) for the head. The radiant energy may be directed via a fiber...
7474504 Magnetic head heating element in a disk drive  
A magnetic head slider including: a head element which records or reproduces information on a magnetic disk, a slider having said head element, and an electric conducting film in which paired first...
7461933 Sheet heater assembly having air bearing platelets  
An air bearing sheet heater assembly is provided for heating a sheet in an ink imaging printer. It includes a heater plate that has a heating element and defines a first side of a sheet path...
7457079 Magnetic head with rectangular-shaped planar spiral coil and leading core width smaller than trailing core width  
A thin film magnetic recording head comprises a substrate, a first magnetic core formed on the substrate, a second magnetic core having the front end face with a magnetic gap with respect to the...
7440237 Thin film magnetic head, head gimbal assembly, and hard disk drive  
In a thin film magnetic head of the present invention, lead formation patterns of a first lead for connection between a lower shield layer and a first extraction electrode portion and a second lead...
7440230 Perpendicular recording head with floating-trailing shield extending around first and second sides of main pole piece  
Heads for perpendicular recording using a floating-trailing shield are described. The floating-trailing shield is separated from the main pole piece by a layer of non-magnetic material along its...
7436630 System and method for reducing micro-discharge events in a data storage device  
A data storage device head having reduced media induced micro-discharge events. The data storage device head includes a support structure, and a wafer. A mitigation voltage, other than a ground...
7433154 Cleaning tape for cleaning a magnetic head  
A cleaning tape comprising a support and a coating layer containing powder and a binder, wherein a surface of the coating layer has a central line average roughness of from 5 to 25 nm and has...
7428124 Magnetic recording head with resistive heating element and thermal barrier layer  
A thin film magnetic head includes a slider body having a trailing surface meeting an air-bearing surface at a trailing edge. A magnetic read and write elements are disposed along the trailing...
7420776 Thin-film magnetic head, head gimbal assembly, and hard disk drive  
A thin-film magnetic head comprises at least one of a magnetoresistive device for reading and an electromagnetic transducer device for writing, and a heating element provided in the head body part....
7382580 Electrically resistive heating device  
An electrically resistive heater is formed of a chemically disordered Cr x V 100-x alloy. The alloy exhibits a high temperature coefficient of resistance (T CR ) so that the heater temperature can...
7372668 Recording and/or reproducing device having a positioning arrangement for positioning a cleaning brush  
A brush driving mechanism, which drives a cleaning brush from a retracted position to an operation position opposed to a magnetic head, has a main arm having a tip coupled to the cleaning brush...
7372665 Magnetic recording head with resistive heating element located near the write coil  
A magnetic head includes a slider body having a trailing surface meeting an air-bearing surface at a trailing edge, with a thin-film transducer disposed on the trailing surface of the slider body...
7369362 Tape cleaning apparatus  
Devices, methods and systems for cleaning a tape media within a tape cartridge are described, particularly removable cleaning device inserts, and cartridges adapted to use cleaning device inserts....
7369358 Grounded writer core  
A transducing head includes a substrate, a writer having a writer core, and an electrical connector for grounding the writer, wherein the electrical connector electrically connects the writer core...
7362544 Thin film magnetic head slider, magnetic head support mechanism, magnetic disk drive, and method of manufacturing magnetic head  
A thermal flying height adjustment slider capable of being mounted on a small-sized thin film magnetic head slider is provided wherein terminals of an energizer serving as a heater prevent...
7355814 Disk texture located in load/unload zone of disk for cleaning contamination and disk lubricant from head ABS surface  
The present invention is directed to a load/unload disk drive that includes: a rotational arm engaging a slider; a magnetic storage disk, wherein the magnetic head in the slider reads data...
7333300 Magnetoresistive device with lapping guide treated to eliminate magnetoresistive effect thereof  
A method for reducing noise in a lapping guide. Selected portions of a Giant magnetoresistive device wafer are masked, thereby defining masked and unmasked regions of the wafer in which the...
7330324 Magnetic disk drive having a function for using a thermal protrusion amount for flying height management and an inspection device having such a function  
A write head's material having a great thermal expansion coefficient expands due to Joule heat resulting from a write current and a temperature rise dependent on high-frequency core loss, thereby...
7292410 Tape drive head cleaner  
A tape drive head cleaner has a brush that is driven to sweep over a write/read head in the direction of longitudinal grooves on the write/read head. Debris that are within the grooves are swept...
7283328 Thin-film magnetic head, head gimbal assembly with thin-film magnetic head, magnetic disk drive apparatus with head gimbal assembly, method for designing thin-film magnetic head and manufacturing method of thin-film magnetic head  
A thin-film magnetic head includes at least one inductive write head element and at least one read magnetic head element, capable of controlling a spacing between a magnetic recording medium and...
7283327 Magnetic write head having resistive heater coil  
A magnetic write head includes a magnetic yoke having a first pole and a second pole. The first pole and the second pole each terminate at an air bearing surface. The first pole is magnetically...
7262936 Heating device and magnetic recording head for thermally-assisted recording  
A heating device for a magnetic recording head includes first and second separating layers, the first separating layer having preferably a higher or equal thermal resistance than the first...
7248437 Perpendicular magnetic recording head and method for manufacturing the same  
In a non-magnetic material layer, a concave portion is formed above a groove G. In addition, an auxiliary magnetic pole layer is formed having a convex portion which extends in the direction toward...
7236332 Thermally assisted recording of magnetic using an in-gap optical resonant cavity  
A magnetic head including a media heating device that is fabricated within the magnetic head structure. The media heating device is fabricated between the writing magnetic pole of a perpendicular...
7224553 Thin-film magnetic head, head gimbal assembly, and hard disk drive incorporating a heater  
A thin-film magnetic head comprises at least one of an electromagnetic transducer and a magnetoresistive device, and a heater member adapted to generate heat upon energization. The heater member...
7223480 Metal laminate and etching method therefor  
The present invention relates to a metal laminate which is broadly used for a flexible wiring board or the like and an etching method therefor. In particular, the present invention relates to a...
7212367 Ampere wire write head with confined magnetic fields  
A magnetic recording head comprises a write pole having a tip adjacent to an air bearing surface of the recording head, a return pole magnetically coupled to the write pole, a conductor positioned...
7203035 Thin-film magnetic head having a sheet-shaped heater with a lead part connected in series with the heater and having a resistance lower than the heater  
A thin-film magnetic head has at least either an electromagnetic transducer or a magnetoresistive device, and a sheet-shaped heater for generating heat when energized. The heater has a heating part...
7199975 Magnetic head for perpendicular recording with hard bias structure for write pole tip  
A magnetic head for writing information on a relatively-moving medium is disclosed, the head having a leading end, a trailing end and a medium-facing surface, the head comprising: a soft magnetic...
7199973 Perpendicular magnetic recording head with trailing shield throat height less than shaping layer distance from ABS  
A head structure having a write head portion for writing data to magnetic media. The write head portion includes a first pole piece with a first pole tip, a probe pole piece having a probe pole tip...
7196871 Head for perpendicular recording with a floating trailing shield  
Heads for perpendicular recording using a floating-trailing shield as part of the magnetic circuit for writing magnetic domains in the recording media are described. The floating-trailing shield is...
7196866 Interconnect structure having multiple layers of traces for electrical connection to a tape head assembly  
An apparatus and method for electrically coupling read elements and write elements of a tape head assembly to another component includes an interconnect structure having plural layers of traces,...
7193817 Magnetic head having heat sink structure  
A magnetic head having a heat sink structure that is disposed proximate the induction coil to draw heat away from sensitive components of the head. The heat sink is fabricated above the second...
7187520 Magnetic head having thermally assisted recording device, and method of fabrication thereof  
A magnetic head including a media heating device that is fabricated within the magnetic head structure. The media heating device includes an electrically resistive element that is fabricated above...
7180707 Thin-film magnetic head, head gimbal assembly, and hard disk drive  
A thin-film magnetic head on a support includes an electromagnetic transducer for writing, a magnetoresistive device for reading, an overcoat layer and a heating element. The transducer and...
7170714 Magnetic head having a heater circuit for thermally-assisted writing  
A magnetic head for thermally-assisted writing of data to a disk is disclosed. In one illustrative example, the magnetic head includes a write head element and a heating element which is a...
7170713 Heat sink for a magnetic recording head  
An effective heat sink is provided for a magnetic recording head. The heat sink conducts heat away from the recording head thus limiting the range of temperatures to which the recording head is...
7164555 Magnetic head with heater of thermal flying height control  
In one embodiment, a magnetic write/read device comprising a magnetic read element and a magnetic write element is formed in a thin film magnetic head portion of a magnetic head slider. A heat...