Matches 101 - 150 out of 229 < 1 2 3 4 5 >
Match Document Document Title
6657826 Magnetoresistive device and method of manufacturing same, thin-film magnetic head and method of manufacturing same, head gimbal assembly and hard disk drive  
A magnetoresisive device comprises: an MR element having two surfaces that face toward opposite directions and two side portions that face toward opposite directions; two bias field applying layers...
6654209 Low resistance lead structure for a low resistance magnetic read head  
A magnetic recording head includes a current perpendicular to the plane read head having a read sensor and a low resistance lead structure. The lead structure includes a layer of conductive...
6643107 Spin valve thin film magnetic element and method of manufacturing the same  
The invention provides a spin valve thin film element in which output characteristics and the stability of reproduced waveforms are improved, asymmetry is decreased, and the occurrence of side...
6612018 Method of making an antiparallel (AP) pinned spin valve sensor with giant magnetoresistive (GMR) enhancing layer  
A method of making a read head includes forming a spin valve sensor with an antiparallel pinned layer that has an AP coupling film located between and interfacing first and second ferromagnetic...
6587315 Magnetoresistive-effect device with a magnetic coupling junction  
A magnetoresistive-effect device includes a multilayer film, hard bias layers arranged on both sides of the multilayer film, and electrode layers respectively deposited on the hard bias layers. The...
6583971 Elimination of electric-pop noise in MR/GMR device  
The invention relates to a magnetoresistive device comprising: a bottom shield; a top shield; an AMR/GMR device; a first insulating gap layer between said bottom shield and said AMR/GMR; a second...
6570745 Lead overlaid type of sensor with sensor passive regions pinned  
An improved magnetic head for a hard disk drive including a lead overlaid read head component in which the magnetic fields of the passive region of the free magnetic layer regions are pinned. In...
6570743 READ HEAD WITH HIGH AND LOW RESISTANCE LEAD LAYERS WHEREIN THE HIGH RESISTANCE LEAD LAYERS ARE CONNECTED TO A READ SENSOR AND EXTEND PERPENDICULAR FROM AN AIR BEARING SURFACE (ABS) OF THE READ HEAD BEYOND A BACK RECESSED EDGE OF THE SENSOR WHERE THE HIGH RESISTANCE LEAD LAYERS ARE CONNECTED TO THE LOW RESISTANCE LAYERS  
The present invention extends the high resistance lead layers of a read head straight back into the head from each of the first and second edges of the read sensor. This lessens the length of each...
6542340 Magnetoresistance element, manufacturing method thereof, magnetic field detection system and magnetic recording system  
In a magnetoresistance element including a lower electrode layer which is formed directly on a lower shield layer or on another layer which is formed on the lower shield layer or so as to serve...
6538856 Read head with spin valve sensor having sense current in plane (CIP) thence sense current perpendicular to plane (CPP)  
A first lead is connected to an edge of a free layer of a spin valve sensor for conducting a sense current parallel to the planes of its film surfaces after which the sense current is conducted...
6532647 Manufacturing method of composite type thin-film magnetic head  
A manufacturing method of a composite type thin-film magnetic head with a reading head element and an inductive writing head element, includes a step of forming the reading head element and its...
6525912 Thin magnetic head with intermediate gap layer, magnetoresistive layer and electrode layers disposed between upper and lower gap layers  
A thin-film magnetic head includes a nonmagnetic lower gap layer, a nonmagnetic upper gap layer, a magnetoresistive layer, an electrode layer, and an intermediate gap layer. The magnetoresistive...
6513228 Method for forming a perpendicular recording read/write head  
A method for forming a perpendicular magnetic read/write head having an air bearing surface and comprising a substantially planar top pole and a shared pole is disclosed. The steps include forming...
6507465 Magnetoresistive effect head  
A magnetic head includes a magnetoresistive effect film and a pair of electrodes contacting the magnetoresistive effect film such that the electrodes overlap the magnetoresistive effect film. The...
6496336 MR lead structure for controlling arcing across thin dielectric film  
A structure for preventing and controlling Arcing Across Thin Dielectric Film in sputtering and other process that generate electric fields and cause arcing across conductive structures. In an...
6493195 Magnetoresistance element, with lower electrode anti-erosion/flaking layer  
A magnetoresistance element includes a lower electrode layer, a magnetoresistance effect layer, an upper electrode layer and a lower electrode anti-erosion/flaking layer. The lower electrode...
6493194 Thin film magnetic head  
A thin film magnetic head which includes a magnetoresistive layer selectively formed; a magnetic bias layer sandwiching said magnetoresistive layer; a pair of leads for detecting magnetic...
6490139 Magneto-resistive element and magnetic head for data writing/reading  
A magneto-resistive element comprises a first electrode, a magneto-resistive layer formed on the first electrode in which resistance is changed in accordance with magnetic field, and a second...
6460243 Method of making low stress and low resistance rhodium (RH) leads  
A method of making rhodium (Rh) lead layers for a read sensor comprises a first step of obliquely ion beam sputtering the rhodium (Rh) lead layer followed by a second step of annealing. This method...
6456465 Vertical giant magnetoresistance sensor using a recessed shield  
A method and system for providing a magnetoresistive head that reads data from a recording media is disclosed. The method and system include providing a first shield, a second shield, a...
6453542 Method for fabricating balanced shield connections for noise reduction in MR/GMR read heads  
A method for fabricating balanced shield connections for noise reduction MR/GMR read heads and an MR/MGR read head so fabricated. The present invention teaches a method for forming a balanced...
6433971 Thin film magnetic head adaptable to gap narrowing and substrate for forming the same  
A monitor element includes electrode layers each having a front end region and a back end region extended from the front end region in the track width direction. Therefore, the width dimension of...
6433970 Structure and method for redeposition free thin film CPP read sensor fabrication  
The present invention provides an improved current perpendicular to the plane thin film read head device and method of fabrication. With the present invention, the lower lead is formed to inhibit...
6430011 Read head with improved lead layers at an air bearing surface  
The present invention extends the high resistance lead layers of a read head straight back into the head from each of the first and second edges of the read sensor. This lessens the length of each...
6417999 Magnetoresistive head stabilized structure and method of fabrication thereof  
In at least one embodiment, the method of the present invention is embodied in a method for fabricating a magnetoresistive head structure which includes obtaining a lead and magnetic bias layer,...
6400537 Thin film magnetic head  
A thin film magnetic head includes an upper shield section, a lower shield section and a magnetoresistance device section between the upper shield section and the lower shield section. The...
6385016 Magnetic read head with an insulator layer between an MR sensor and rear portions of current contacts to provide enhanced sensitivity  
A magnetic read head having an air bearing surface, a magnetoresistive sensor, an insulator layer, and first and second current contacts. The magnetoresistive sensor has a first portion adjacent to...
6359760 Thin film conductor layer, magnetoresistive element using the same and method of producing thin film conductor layer  
In a magnetoresistive element, deposition of a conductor layer in a DC magnetron sputtering apparatus causes application of tensile stress to the conductor layer, causing the problem of readily...
6344953 Magnetoresistive read sensor using overlaid leads with insulating current guide layer  
A magnetoresistive read sensor has amagnetoresistive element, first and second bias elements, first and second current guides, and first and second overlaid leads. The magnetoresistive element has...
6330123 Head assembly having a single pass servo writer  
A tape servo system includes tape having bands of tracks including at least one data band having a plurality of data tracks of track pitch P and a servo band dedicated for servo information. The...
6226158 High operating temperature gold leads for a read sensor  
A method of making gold (Au) lead layers for a read sensor forms the leads with micro voids which permit the leads to collapse slightly under operating pressures and temperatures to prevent nodule...
6222702 Magnetic read element shield having dimensions that minimize domain wall movement  
A shield for a read element of a magnetic recording head is disclosed. The shield includes a first and a second triangular shaped closure magnetic domains positioned approximate a top surface of...
6219207 Read sensor having high conductivity multilayer lead structure with a molybdenum layer  
First and second lead layer structures are provided for a read sensor which have low resistance, hardness and reliability at operating temperatures of the read head. Each lead layer structure...
6198609 CPP Magnetoresistive device with reduced edge effect and method for making same  
A magnetoresistive (MR) device includes a sensor that has a first surface electrically coupled to a first lead structure, and a second surface electrically coupled to a second lead structure. The...
6162582 Method of making a high resolution lead to shield short-resistant read head  
An MR read head has first and second lead layers protected by first, second and third insulation layers in addition to the first and second insulative gap layers substantially all the way from the...
6134089 Current perpendicular to plane magnetoresistive device with low resistance lead  
The present invention provides a thin film magnetoresistive current perpendicular to the plane read head device and method of fabrication. The structure of the thin film head of the present...
6134088 Electromagnetic head with magnetoresistive means connected to a magnetic core  
An electromagnetic head for a storage device comprises a magnetic core forming a magnetic circuit, and a magnetoresistive means. The magnetic core is interrupted by an air-gap, thereby separating a...
6130810 Magnetic reluctance effect magnetic head with the connection length of the forward electrode less than the facing length of the magnetic gap  
A magnetic reluctance effect magnetic head in which a forward side electrode is stacked on at least the surface of a magnetic reluctance effect element facing a magnetic recording medium, and in...
6118621 Magnetoresistance effect head having a pair of protrusions, steps or depressions between the detecting and nondetecting areas for improved off-track characteristics  
A magnetoresistance effect head includes a magnetic film for detecting a signal magnetic field. The magnetic film has substantially flat upper and lower surfaces, a detecting area for detecting the...
6064552 Magnetoresistive head having magnetic yoke and giant magnetoresistive element such that a first electrode is formed on the giant magnetoresistive element which in turn is formed on the magnetic yoke which acts as a second electrode  
A magnetoresistive head comprising, a magnetic yoke defining a magnetic gap for guiding signal magnetic fields from a recording medium at the air-bearing surface, a giant magnetoresistive element...
6040962 Magnetoresistive element with conductive films and magnetic domain films overlapping a central active area  
The present invention is directed to an MR element and a thin film magnetic head that do not cause an increase in the electrical resistance value due to the presence of dead zones. When forming...
5978183 High resolution lead to shield short-resistant read head  
An MR read head has first and second lead layers protected by first, second and third insulation layers in addition to the first and second insulative gap layers substantially all the way from the...
5959811 Magnetoresistive transducer with four-lead contact  
A magnetic head includes a magnetoresistive read transducer which comprises a central active region and two end regions. Bias current leads are connected respectively to end regions for current...
5946167 Magnetoresistive sensor having lead and/or bias layer structure contributing to a narrow gap  
The present invention provides a magnetoresistive sensor comprising a magnetoresistive film (MR film) having a magnetic field response portion; a pair of leads on the MR film to supply sensing...
5936811 Magnetic head with vialess lead layers from MR sensor to pads  
A magnetic head is provided that has an extremely small first shield layer and first and second leads of a read head that extend from a magnetoresistive (MR) sensor to first and second pads without...
5936810 Magnetoresistive effect head  
A magnetoresistive effect head which can produce a high reproduced output independently from a strength of a magnetic domain control layer even when an electrode spacing is small, and a magnetic...
5912790 Thin film magnetic recording-reproducing head having a high recording density and high fidelity  
A composite magnetic head includes a recording head and a reproducing head. The recording head may be formed below or above the reproducing head. The lower of the recording and reproducing heads...
5911455 Method of manufacturing a thin-film magnetic head  
Method of manufacturing a magnetic head, in which a multilayer structure comprising a transducing system (11A) with electrically conducting connecting tracks (17a, 17b) and further comprising a...
5907459 Magnetoresistive thin film magnetic head with specific shapes of leads  
A lower shield has an area smaller than an upper shield. A lead is constituted of a thin lead portion and a thick lead portion, the thin lead portion being formed in a reproduction gap between the...
5883764 Magnetoresistive sensor having multi-layered refractory metal conductor leads  
A magnetoresistive sensor having end regions separated from a central active region. The central region comprises magnetoresistive material. Each of the end regions comprises a biasing material for...
Matches 101 - 150 out of 229 < 1 2 3 4 5 >