Matches 1 - 50 out of 151 1 2 3 4 >


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US20090244787 PERPENDICULAR HEAD WITH WIDE TRACK WRITING CAPABILITY AND METHODS OF MEDIA TESTING  
A system according to one embodiment comprises a head having a perpendicular writer, the writer comprising: a first pole structure having a pole tip positioned towards an air bearing surface of...
US20080007875 Read head for magnetic storage system  
A read head for a rotating magnetic storage system including concentric tracks is disclosed. The read head comprises a magnetoresistive (MR) sensor that reads information from a read track of the...
US20110007426 TRAPEZOIDAL BACK BIAS AND TRILAYER READER GEOMETRY TO ENHANCE DEVICE PERFORMANCE  
A magnetoresistive sensor having a trilayer sensor stack with two ferromagnetic freelayers separated by a nonmagnetic spacer layer is disclosed. The sensor is biased with a back biasing magnet...
US20090268348 WRITE HEAD LAPPING GUIDE ABOUT ALIGNED TO A NON-MAGNETIC LAYER SURROUNDING A WRITE POLE AND A METHOD FOR MAKING THE SAME  
A method in one embodiment includes forming an electric lapping guide layer; forming a write pole; forming a first gap layer over the write pole; masking a portion of the first gap layer for...
US20130003228 METHODS AND DEVICES FOR CONTROLLING ASYMMETRY IN A MAGNETIC READER  
In certain embodiments, an apparatus includes a magnetoresistive (MR) sensor having a first and second electrode positioned at a first side of the MR sensor and a third electrode positioned at a...
US20110051293 Tapered PMR write pole with straight side wall portion  
A main pole layer with a tapered trailing side is disclosed that has three sections each with a write pole portion along the ABS and a yoke portion. A lower section has a bottom surface including...
US20070279808 Sensing mechanism for reading magnetic storage medium  
A sensing mechanism for reading a magnetic storage medium includes first and second variable resistive elements, and sensing elements. Each first and second variable resistive element has a...
US20060065620 Well use of space for low resistance coil design for write head  
In one embodiment of the present invention, a write head includes a P2 pole tip, a back gap layer, and a first insulation layer applied on top and in between the P2 pole tip and the back gap...
US20080002309 Magnetic head having a hexagonal write pole tip  
A magnetic head is disclosed which includes a hexagonal write head pole tip, having a P3 pole tip having a rectangular portion in which the track width is established, and a beveled portion having...
US20090273862 FLAT E-YOKE FOR CUSP WRITE HEAD  
A magnetic write pole structure that is configured to greatly simplify the manufacture of a perpendicular magnetic write head. The write head has a magnetic yoke that is oriented along a plane...
US20120245477 MAGNETO-RESISTIVE EFFECT DEVICE, MAGNETIC HEAD GIMBAL ASSEMBLY, MAGNETIC RECORDING/REPRODUCTION DEVICE, STRAIN SENSOR, PRESSURE SENSOR, BLOOD PRESSURE SENSOR, AND STRUCTURAL HEALTH MONITORING SENSOR  
According to one embodiment, a magneto-resistive effect device, includes a stacked body stacked on a substrate, a pair of first electrodes that feeds current to the stacked body, a strain...
US20050111142 Electromagnetic transducer element capable of suppressing rise in temperature of electromagnetic transducer film  
An electrically conductive body is connected to an electromagnetic transducer film in a electromagnetic transducer element so as to form a path for current supplied to the electromagnetic...
US20100053817 COATED MAGNETIC HEAD AND METHODS FOR FABRICATION THEREOF  
In one general embodiment, a magnetic head includes a module having a substrate and a gap, the gap having an array of transducers therein, wherein the gap is recessed from a plane extending across...
US20090057654 SPIN FET AND MAGNETORESISTIVE ELEMENT  
A spin FET of an aspect of the present invention includes source/drain regions, a channel region between the source/drain regions, and a gate electrode above the channel region. Each of the...
US20070070553 Magnetoresistance effect device  
A magnetoresistance effect device has a fixed ferromagnetism layer, a free ferromagnetism layer, and a barrier layer sandwiched by these ferromagnetic layers. It is constituted so that CoFeB whose...
US20080231998 MAGNETORESISTIVE EFFECT DEVICE AND MAGNETIC RANDOM ACCESS MEMORY USING THE SAME  
A magnetoresistive effect element includes a magnetization fixed layer having substantially fixed magnetization direction. A magnetization variable layer has a variable magnetization direction,...
US20110019312 MAGNETO-RESISTANCE EFFECT ELEMENT, MAGNETO-RESISTANCE EFFECT HEAD, MAGNETIC STORAGE AND MAGNETIC MEMORY  
A magneto-resistance effect element, a magneto-resistance effect head, a magnetic storage and a magnetic memory, in which noise caused by a spin-transfer torque is reduced, are provided. In a...
US20090323227 Ta/W film as heating device for dynamic fly height adjustment  
A dynamic fly heater (DFH) for improved lifetime and better film uniformity is disclosed for a magnetic head. The heater has a lower amorphous Ta layer and an upper W layer to promote small grain...
US20070058300 Magnetoresistive stack with enhanced pinned layer  
A magnetoresistive stack includes a free layer, a separating layer, a pinned layer, and a magnetic stabilizer in close proximity to the pinned layer such that such that the magnetic stabilizer...
US20090103214 MAGNETIC RECORDING HEAD COMPRISING CONICAL MAIN POLE TIP AND METHOD OF MANUFACTURING THE SAME  
Provided is a vertical magnetic recording head having a main pole, a return yoke, and a coil, all of which are formed on a substrate, and a method of manufacturing the same. The main pole includes...
US20110216447 Process of octagonal pole for microwave assisted magnetic recording (MAMR) writer  
A microwave assisted magnetic recording writer is disclosed with an octagonal write pole having a top portion including a trailing edge that is self aligned to a spin transfer oscillator (STO)....
US20060028770 Magnetic head with electro lapping guide and manufacturing method  
Embodiments of the invention reduce the throat height of a single pole type head with high accuracy. In one embodiment, a head with an electro lapping guide for controlling a write head's throat...
US20110134572 DOUBLE BIASING FOR TRILAYER MR SENSORS  
A trilayer magnetoresistive sensor includes first and second ferromagnetic layers separated by a nonmagnetic layer. A high coercivity permanent magnet bias element biases the first ferromagnetic...
US20050063100 Magnetic sensor with adjustable electrical dimensions  
A magnetic sensor having adjustable electrical dimensions, such as electrical read width and electrical stripe height, is disclosed. The magnetic sensor includes a sensor stack with one or more...
US20120176705 MAGNETORESISTIVE SENOSOR HAVING A QUANTUM WELL STRUCTURE AND A TRAPPING LAYER TO PREVENT SURFACE CHARGE CARRIERS FROM MIGRATING TO THE QUANTUM WELL STRUCTURE  
A Lorentz Magnetoresistive sensor having an ultrathin trapping layer disposed between a quantum well structure and a surface of the sensor. The trapping layer prevents charge carriers from the...
US20090147409 MAGNETORESISTIVE ELEMENT, MAGNETIC SENSOR, AND METHOD OF PRODUCING THE MAGNETORESISTIVE ELEMENT  
The thickness of an antiferromagnetic layer (IrMn) and the thickness of a nonmagnetic interlayer (Cu) are adjusted so as to be within the area surrounded by boundaries a to f on the graph of FIG....
US20090059416 STORAGE DEVICE, STORAGE MEDIUM, AND METHOD FOR MANUFACTURING STORAGE MEDIUM  
According to an aspect of an embodiment, an storage device includes a storage medium having a substrate, a storage medium layer for storing information, a first lubricating layer on a first area...
US20080151437 Perpendicular magnetic recording head including wrap around shield with notched top write gap and method of fabricating the same  
In a perpendicular recording head, a notch is formed in the top write gap at a location on top of the main pole. A perpendicular head with this notched top write gap structure has less transition...
US20080107377 BENDING WAVEGUIDE, METHOD OF FABRICATING THE BENDING WAVEGUIDE, LIGHT DELIVERY MODULE EMPLOYING THE BENDING WAVEGUIDE, AND HEAT ASSISTED MAGNETIC RECORDING HEAD EMPLOYING THE BENDING WAVEGUIDE  
A bending waveguide is provided including a core having an input end and an output end, wherein the output end has a near field enhanced aperture structure, and a metal cladding enclosing the...
US20110007425 MAGNETIC SENSOR WITH COMPOSITE MAGNETIC SHIELD  
A magneto-resistive reader includes a first magnetic shield element, a second magnetic shield element and a magneto-resistive sensor stack separating the first magnetic shield element from the...
US20120212860 MAGNETO-RESISTIVE EFFECT ELEMENT HAVING SPACER LAYER INCLUDING GALLIUM OXIDE LAYER WITH METAL ELEMENT  
A magneto-resistive effect (MR) element includes: first and second magnetic layers in which a relative angle formed by magnetization directions changes according to an external magnetic field; and...
US20090034129 THIN-FILM MAGNETIC HEAD COMPRISING MAGNETO-RESISTIVE EFFECT DEVICE, AND HARD DISK SYSTEM  
The thin-film magnetic head of the invention comprises a magneto-resistive effect device including a multilayer film and a bias mechanism portion including a bias magnetic field-applying layer...
US20080068761 Magnetoresistive device, read head having the same, and storage having read head  
A method for manufacturing a magnetic head device that includes a soft magnetic layer includes the steps of forming a plating base layer in the soft magnetic layer through sputtering, and...
US20080170334 Magnetic head  
According to an aspect of an embodiment, a magnetic head comprises a magnetic pole; a first return yoke located under a lower side of the magnetic pole; a second return yoke located over an upper...
US20110051288 PERPENDICULAR MAGNETIC RECORDING SYSTEM AND WRITE HEAD WITH TRANSVERSE AUXILIARY POLE FOR FAST SWITCHING OF WRITE POLE MAGNETIZATION  
A perpendicular magnetic recording system has a write head having a main coil (the write coil) and main pole (the write pole) that directs write flux in a direction perpendicular to the recording...
US20140168818 READ SENSOR FOR RECORDING HEAD  
Implementations described and claimed herein provide a read sensor structure having a synthetic anti-ferromagnetic (SAF) structure with a pinning that is canted with respect to an air bearing...
US20090168258 HYBRID, SELF ALIGNED MAGNETIC WRITE HEAD WITH A PARTIALLY PLATED POLE AND METHOD OF PRODUCING SAME  
A magnetic write head for perpendicular magnetic recording. The write head has a secondary flare point defined by magnetic structures that extend from the sides of the write pole, but not over the...
US20100296202 THREE-TERMINAL DESIGN FOR SPIN ACCUMULATION MAGNETIC SENSOR  
A spin accumulation sensor having a three terminal design that allows the free layer to be located at the air bearing surface. A non-magnetic conductive spin transport layer extends from a free...
US20090052076 THERMALLY ASSISTED MAGNETIC HEAD WITH OPTICAL WAVEGUIDE  
While an emitting position of light from an optical waveguide and a magnetic pole end part are made closer to each other, high-density writing onto a magnetic recording medium is realized. A...
US20110141629 SPIN TORQUE OSCILLATOR SENSOR EMPLOYING ANTIPARALLEL COUPLED OSCILATION LAYERS  
A spin torque magnetoresistive sensor having a very small gap thickness. The sensor operates by measuring the change in frequency of a spin torque induced magnetic oscillation in magnetic layers...
US20080068760 Thin film magnetic head, magnetic recorder, and method for manufacturing thin film magnetic head  
A thin film magnetic head includes ferromagnetic films sandwiching a magnetoresistance effect element to stabilize the magnetic domain control of a free layer and thereby prevents the side reading...
US20110051294 NON RECTANGULAR READER FOR ULTRA HIGH DENSITY MAGNETIC RECORDING  
A magnetic sensor or magnetoresistive read head comprises a sensor stack and magnetic bias elements positioned adjacent each side of the sensor stack. The sensor stack and bias elements have...
US20080151435 Storage apparatus, method of detecting failure in head of storage apparatus, and storage medium storing failure detection program  
There is provided a storage apparatus and the like capable of ensuring long-term reliability. A storage apparatus according to the present invention comprises: a read section that receives a...
US20070196696 Thin film memory device having a variable resistance  
A thin film storage device includes a first electrode (3), a first variable resistance thin film (2), and a second electrode (1). The first electrode (3) is formed over a surface of a substrate...
US20090174967 FILLED PATTERNED MAGNETIC HEAD  
In one embodiment, a magnetic head includes a substrate having a media support surface; a gap coupled to the substrate, the gap having at least one of a magnetoresistive (MR) sensor and a writer;...
US20090251139 MAGNETIC FIELD-SENSITIVE COMPONENT COMPRISING A DILUTED MAGNETIC SEMICONDUCTOR, DEVICES INCORPORATING SAME AND USE METHOD  
The invention concerns a magnetic field-sensitive component, a magnetic field sensing device and a memory structure each incorporating said component, and a method for detecting a magnetic field...
US20080251099 METHOD FOR REMOVING SMEAR AND MAGNETIC RECORDING/REPRODUCING APPARATUS WITH FUNCTION OF REMOVING SMEAR  
Provided is a smear-removing method that can remove smear of a manufactured thin-film magnetic head. The method is performed to a thin-film magnetic head including an MR effect element for reading...
US20120212859 MAGNETO-RESISTIVE EFFECT ELEMENT HAVING SPACER LAYER INCLUDING MAIN SPACER LAYER CONTAINING GALLIUM OXIDE AND METAL INTERMEDIATE LAYER  
A magneto-resistive effect (MR) element includes first and second magnetic layers in which a relative angle formed by magnetization directions changes in response to an external magnetic field,...
US20070217087 Magnetic thin film and magnetoresistance effect element having a heusler alloy layer containing an additive element  
A magnetic thin film has a layer which is formed of an alloy having a ordered crystal structure whose composition formula is represented by XYZ or X2YZ (where X is one or more than one of the...
US20110013321 Enhanced hard bias in thin film magnetoresistive sensors with perpendicular easy axis growth of hard bias and strong shield-hard bias coupling  
A hard bias (HB) structure for longitudinally biasing a free layer in a MR sensor is disclosed that is based on HB easy axis growth perpendicular to an underlying seed layer which is formed above...

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