|Dynamic magnetic information storage or retrieval patents - Monitor Patents|
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Dynamic magnetic information storage or retrieval January recently filed with US Patent Office 01/10Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 01/28/2010 > patent applications in patent subcategories. recently filed with US Patent Office
20100020427 - Method for measuring offset amount between heads in a composite magnetic head and a measuring device using the method: An offset amount between heads is calculated by positioning a head in a designated track under an ON track servo control, obliquely writing test data by moving the head in a radial direction of the magnetic recording medium at a designated moving speed K to cross the designated track and... Agent: Mattingly & Malur, P.C.
20100020428 - Method for measuring write/read width of a composite magnetic head and a measuring device using the method: A test data is written in tracks of a DTM by making the tracks eccentric by accessing a plurality of tracks by forcibly making a composite magnetic head eccentric under an ON track servo control. The test data written in the tracks which are pseudo-eccentric are written in the tracks... Agent: Mattingly & Malur, P.C.
20100020429 - Converting timing errors into symbol errors to handle write mis-synchronization in bit-patterned media recording systems: A method includes: writing data to a bit-patterned media at times determined by a clock having a period that is offset from a bit island period by a fixed offset to create one insertion or one deletion approximately within a predetermined number of bit islands, reading the data, and correcting... Agent: Pietragallo Gordon Alfano Bosick & Raspanti, LLP
20100020430 - Control device and storage device: According to one embodiment, a control device of a storage device that is supplied with a power supply voltage from a power supply and writes write data to a recording medium, includes an input module and a controller. The input module receives a comparison result obtained by comparing the power... Agent: Greer, Burns & Crain
20100020431 - Heat-assisted thin-film magnetic head and heat-assisted magnetic recording method: In a heat-assisted magnetic recording, a thin-film magnetic head, which can form stable recording bits pattern having steep magnetization transition regions without using a near-field light generating element, is provided. The head is formed on an element forming surface of a substrate, and has a waveguide for leading a light... Agent: Oliff & Berridge, PLC
20100020432 - Magnetic disk apparatus and magnetic disk access control method: A magnetic disk apparatus includes a magnetic disk provided with a data recording area and a servo-pattern area. The data recording area includes a non-magnetic area scattered with magnetic regions, and the servo-pattern area includes a plurality of magnetic regions each having a larger area than the magnetic regions in... Agent: Greer, Burns & Crain
20100020433 - Magnetic disk apparatus and magnetic disk access control method: A magnetic disk apparatus includes a magnetic disk, a magnetic head, a reverse-pulse detector, and a re-magnetizer. The magnetic disk includes a data recording area and a servo-pattern area. The magnetic regions of the servo-pattern area have been pre-magnetized in the same direction or pre-magnetizing direction. The magnetic head is... Agent: Greer, Burns & Crain
20100020434 - Method for production of magnetic recording medium, magnetic recording medium and magnetic recording and reproduction device: A method for the production of a magnetic recording medium includes the steps of forming a magnetic layer on a nonmagnetic substrate, injecting atoms into portions of the magnetic layer to cause the portions to be demagnetized or allowed to acquire amorphousness, thereby forming a magnetically separated magnetic recording pattern,... Agent: Sughrue Mion, PLLC
20100020435 - Recording device with write head spanning multiple rows of bit cells and multi-sensor read head: In a recording device, a bit patterned medium comprises a track of bit cells, each settable to one of two distinct bit states. The track comprises two generally parallel rows of bit cells. The bit cells in one row are offset in a down track direction from the bit cells... Agent: Dinsmore & Shohl LLP
20100020436 - Magnetic disk apparatus and magnetic disk access controlling method: A magnetic disk apparatus includes a magnetic disk, a magnetic head, a servo reproduction signal generator and a magnetic head controller. The disk includes a data recording area and a servo-pattern area. The data recording area includes a non-magnetic area scattered with magnetic regions, and the servo-pattern area includes uniformly... Agent: Greer, Burns & Crain
20100020437 - Single-pass recording of multilevel patterned media: A method of performing data/information recording and retrieval utilizing a multilevel patterned magnetic medium, comprises providing a magnetic recording system including a read/write head and a multilevel patterned magnetic recording medium including a plurality of spaced apart data/information storage elements each comprising a stacked plurality n of magnetic recording cells... Agent: Seagate Technology Outside Counsel Dergosits & Noah LLP
20100020439 - Magnetic storage device and contact detection method: A magnetic storage device includes a magnetic disk having a protective film and a lubricant layer formed on the protective film, a head stack assembly including a head operable to read information from and write information to the magnetic disk, and a suspension configured to support the head, a vibration... Agent: Greer, Burns & Crain
20100020438 - Multi-dimensional hard disk drive vibration mitigation: Some embodiments of the present invention provide a system that includes a drive carrier for a hard disk drive (HDD) and one or more vibration control clips affixed to the drive carrier. Within this system, a mode of vibration of the HDD is modulated by contact between each of the... Agent: Pvf -- Sun Microsystems Inc. C/o Park, Vaughan & Fleming LLP
20100020440 - Low profile substrate shipper: A container for transporting media that includes a body with a top opening and a bottom opening, and a top lid to cover the top opening and a bottom cover to cover the bottom opening. The body includes a disk separator comb with rails to hold media disks. The rails... Agent: Shumaker & Sieffert, P.A.
20100020443 - Creation of mirror-image patterns by imprint and image tone reversal: Mirror-image patterns for use one patterned media. Methods are implemented to create a mirror-image on the top and bottom of a media disk. These mirror images simplify the creation of electronics for patterned media. Further, the methods allow for a single e-beam master disk to be used to create the... Agent: Hitachi Global Storage Technologies, Inc.
20100020441 - Method and manufacture process for exchange decoupled first magnetic layer: A perpendicular magnetic recording medium having a dual-layer magnetic film is disclosed. The bottom layer is completely exchange decoupled, and the top layer contains a certain amount of exchange coupling optimized for recording performance. Preferably, the bottom magnetic layer contains stable oxide material (for example, TiO2) and other non-magnetic elements... Agent: Shumaker & Sieffert, P.A.
20100020442 - One magnetic sided media for low cost and low capacity applications: One-sided magnetic media for a hard disk drive. Methods are implemented to create a magnetic media with only one surface capable of recording data. The second surface is a non-data recording side of the media and is constructed so that it does not interfere with the recording properties of the... Agent: Hitachi Global Storage Technologies, Inc.
20100020444 - Head slider in magnetic disk drive: A head slider in a magnetic disk drive wherein provisions are made to facilitate the evaporation of lubricant adhering to the slider and thereby substantially reduce the chance of the fly height of the slider becoming unstable due to a lubricant drop. A head element, a heat generating element, and... Agent: Greer, Burns & Crain
20100020445 - Operational-shock performance in a disk drive by maintaining servo signal: A method for maintaining a servo signal. The method includes monitoring a shock event value. The shock event value is generated by a shock sensor. The shock sensor is operably coupled with a disk drive. The disk drive is configured with an actuator arm having a suspension and slider coupled... Agent: Hitachi C/o Wagner Blecher LLP
20100020446 - High bandwidth and mechanical strength between a disk drive flexible circuit and a read write head suspension: A base layer for a suspension. The base layer includes a structure. The structure has a slider end portion and a tail portion. The structure includes an opening in the tail portion. The opening provides access to a conductive assembly coupleable there with. The structure also includes a strengthening member... Agent: Hitachi C/o Wagner Blecher LLP
20100020447 - System with 90 degree sense layer magnetic orientation: A system including a sense layer, a first pinned layer and a first interlayer. The first pinned layer is held in a fixed magnetic orientation. The first interlayer is configured to couple the sense layer and the first pinned layer and provide a magnetic orientation in the sense layer that... Agent: Dicke, Billig & Czaja01/21/2010 > patent applications in patent subcategories. recently filed with US Patent Office
20100014179 - Media library system and method for monitoring changes in inventory of media cartridges: A method for monitoring changes in an inventory of media cartridges in a media library includes the steps of determining with a controller that the inventory of media cartridges in the media library has changed, and asynchronously reporting with the controller the specific change in inventory of media cartridges that... Agent: James P. Broder Roeder & Broder LLP
20100014180 - Magnetic disk apparatus and recording method: A magnetic disk apparatus includes a computing unit that obtains data to be recorded on a magnetic disk and computes an intermediate bit length based on a longest bit length and a shortest bit length of bit lengths of the obtained data; an adjusting unit that adjusts a strength of... Agent: Greer, Burns & Crain
20100014182 - Controlling motion of storage media: An apparatus for writing data to a data storage medium on which data is stored in data groups (N−3 to N+1) comprising tracks extending across and spaced from a reference edge of the storage medium includes a control system operable to cause i) a track reference difference value representative of... Agent: Hewlett-packard Company Intellectual Property Administration
20100014183 - Magnetic disk drive refreshing data written to disk and data refreshment method applied to magnetic disk drive: According to one embodiment, a disk has a set of tracks thereon. A controller performs refresh control for reading data by a head from a track on the disk to be refreshed and for writing the read data by the head to a spare track adjacent to the track from... Agent: Knobbe Martens Olson & Bear LLP
20100014181 - Method and apparatus for a disk storage device including file system and at least one network interface: A disk storage device is disclosed including at least one disk unit, a first processor to control the disk unit making possible access of its data and a second processor communicating with the first while operating a file system for disk access and at least one network interface. The network... Agent: Gss Law Group
20100014184 - Position control apparatus and disk apparatus using the same: According to one embodiment, a position control apparatus includes: a digital control module that performs position control including disturbance adaptive control with a predetermined sampling period using a control constant, in accordance with a position error; and a table that stores the control constant corresponding to one of values sin(ωT),... Agent: Greer, Burns & Crain
20100014185 - Position control apparatus and disk apparatus using the same: According to one embodiment, a position control apparatus includes: a digital control module that performs position control including disturbance adaptive control with a predetermined sampling period using a control constant, in accordance with a position error between a target position and a current position of the object; and a table... Agent: Greer, Burns & Crain
20100014186 - Position control apparatus and disk apparatus using the same: According to one embodiment, a position control apparatus includes: a digital control module that performs position control including disturbance adaptive control with a predetermined sampling period with the use of a control constant, in accordance with a position error between a target position and a current position of the object;... Agent: Greer, Burns & Crain
20100014187 - Read/write apparatus and method for a magentic storage medium comprised of magnetic nanoparticles contained within carbon nanotubes: A magnetic storage medium is formed of magnetic nanoparticles that are encapsulated within carbon nanotubes, which are arranged in a substrate to facilitate the reading and writing of information by a read/write head. The substrate may be flexible or rigid. Information is stored on the magnetic nanoparticles via the read/write... Agent: Tyson York Winarski
20100014189 - Apparatus and method for reading out data recorded on tape: An apparatus and method for reading out data recoded on a tape with a read head is provided. A command processing unit receives a request for reading out old data behind EOD of new data. A channel input/output unit receives, data read out with a read head and a buffer... Agent: International Business Machines Corporation
20100014188 - Method and apparatus for approaching a predetermined position of a carrier belt which moves in one movement direction: The invention relates to a method for moving to a predetermined position of a carrier tape 2 moving continuously in a displacement direction, wherein a displacement head 4 is moved to the predetermined position, wherein the displacement head 4 is moved to the predetermined position in the displacement direction at... Agent: Black Lowe & Graham, PLLC
20100014190 - Recording medium drive: According to one embodiment, a recording medium drive includes a stator, a rotor, recording disks, an annular spacer, and an annular thin plate. The rotor is rotatably supported by the stator. The recording disks are mounted on the rotor. The annular spacer is mounted on the rotor between the recording... Agent: Greer, Burns & Crain
20100014192 - Magnetic recording medium, manufacturing method therefor, and magnetic recording/reproducing apparatus: A magnetic recording medium, a manufacturing method thereof, and a magnetic recording/reproducing apparatus are provided, capable, with a configuration having a magnetic recording film only on one side, of suppressing warp occurrence, and obtaining a high quality and thin-type magnetic recording medium. When forming a recording layer having at least... Agent: Sughrue Mion, PLLC
20100014193 - Lamp member for storage disk drive, storage disk drive, and method for detecting position of head actuator: According to one embodiment, a storage disk drive includes a housing, a storage disk, a head actuator, a load tab, a ramp member, a magnetic pattern, and an electromagnetic transducer device. The storage disk is housed in the housing. The head actuator is housed in the housing to be swingable... Agent: Greer, Burns & Crain
20100014194 - Actuator latch mechanism and hard disk including the same: An actuator latch mechanism of a hard disk drive (HDD) includes a latch lever and a magnetic latch carried by the latch lever. The latch lever is mounted to a base of the HDD so as to be rotatable and prevents an actuator arm from rotating from a position, at... Agent: Volentine & Whitt PLLC01/14/2010 > patent applications in patent subcategories. recently filed with US Patent Office
20100007978 - Detection of defective tape drive by aggregating read error statistics: A plurality of tape drives writes a plurality of indicators corresponding to a plurality of data units on a tape, wherein an indicator indicates which tape drive of the plurality of tape drives has written a corresponding data unit on the tape. Each of the plurality of tape drives generates... Agent: Konrad Raynes & Victor, LLP. Attn: Ibm37
20100007977 - Head stack assembly gramload process capability improvement: A method for measuring a gramload corresponding to a read/write head, where the head is an inner head of a plurality of heads in a head stack assembly (HSA), involves a measurement instrument having a plurality of cam-rods for systematically placing each of various heads in a preloaded state in... Agent: Hitachi C/o Wagner Blecher LLP
20100007979 - Magnetic disc apparatus, gas sensor, and their manufacture method: A magnetic recording medium having a first lubricant layer formed on the surface thereof and a gas sensor are disposed in a housing. The gas sensor detects gas by adsorbing the gas on a detection surface thereof The detection surface is formed with a second lubricant layer made of the... Agent: Greer, Burns & Crain
20100007976 - Protecting magnetic head elements: A magnetic head is described herein. A method for manufacturing the magnetic head comprises determining a protective distance for a protective structure to extend beyond an element in a direction toward a disk, layering the protective structure, and removing material from the protective structure to obtain approximately the protective distance.... Agent: Hitachi C/o Wagner Blecher LLP
20100007980 - Heat-assisted magnetic recording head gimbal assembly: Provided is a heat-assisted magnetic recording (HAMR) head gimbal assembly including a light source module including a light source emitting light, an HAMR head including a magnetic recording head including a recording pole for applying a magnetic recording field to a magnetic recording medium and a return pole magnetically connected... Agent: Sughrue Mion, PLLC
20100007981 - Library system for removable disk cartridges: Embodiments presented herein provide a removable disk library system. The removable disk library system, in embodiments, comprises an array of removable disk drive bays and a movable connector system. Each removable disk drive bay can hold a removable disk drive cartridge. The movable connector system can be positioned behind the... Agent: Townsend And Townsend And Crew, LLP
20100007982 - Information storage apparatus: An information storage apparatus includes a housing; a recording medium in which information is recorded, disposed in the housing; a head that records/reproduces information onto/from the recording medium by making contact with or approaching to a surface of the recording medium; a head holding member for holding the head, being... Agent: Greer, Burns & Crain
20100007983 - Magnetic recording apparatus and method for positioning head: According to an aspect of the embodiment, a magnetic recording apparatus has a sensor detecting a first signal including disk flutter and arm flexural vibration and a sensor for detecting a second signal only including the arm flexural vibration. The magnetic recording apparatus obtains the frequency component of disk flutter... Agent: Greer, Burns & Crain
20100007984 - Recording medium, recording apparatus, reproducing apparatus, and reproducing method: Provided is a recording medium onto which a plurality of tracks that constitute a unit as one unit of signal processing for reproducing data are recorded, each of the plurality of tracks being recorded with at least data and, as a preamble necessary for controlling the reproduction of the data,... Agent: Wolf Greenfield & Sacks, P.C.
20100007985 - Method for producing magnetic medium, magnetic record reproduction device, and magnetic recording medium: One object of the present invention is to provide a method for producing a magnetic recording medium which has excellent magnetic separation properties of the magnetic recording pattern, the present invention providing a method for producing a magnetic recording medium having a magnetic recording pattern which is magnetically separated, comprising... Agent: Sughrue Mion, PLLC
20100007986 - Setting writer boundaries for multiple writers: A storage medium having a boundary located along a surface of the storage medium that functions as a transition point for selectively operating a first writer and a second writer of a plurality of writers, where the location of the boundary is set based on writing capabilities of the plurality... Agent: Seagate Technology LLC C/o Westman, Champlin & Kelly, P.A.
20100007987 - Method and apparatus for dampening and filtering air flow effects in a hard disk drive: A hard disk drive is disclosed including at least one air filter mounted on a shroud wall of the base and at least two disk dampers where at least one disk damper covers a fraction of the maximal covering angle configured with the air filter to optimize both the air... Agent: Gss Law Group
20100007988 - Magnetic recording medium and information storage apparatus: A magnetic recording medium includes a nonmagnetic granular layer that has a granular structure in which a plurality of nonmagnetic grains made of a nonmagnetic material are separated from one another by a Cr oxide. The magnetic recording medium further includes a magnetic granular layer that is formed on the... Agent: Greer, Burns & Crain
20100007989 - High density granular perpendicular recording media for mechanical reliability and corrosion resistance: An embodiment of the invention relates to a perpendicular magnetic recording medium comprising (1) a substrate, (2) an interlayer comprising hexagonal columns and (3) a magnetic layer, wherein the magnetic layer is deposited applying a bias voltage to the substrate such that the magnetic layer comprises magnetic grains having substantially... Agent: Shumaker & Sieffert, P.A.
20100007990 - Magnetic recording medium substrate, magnetic recording medium and method for manufacturing magnetic recording medium substrate: Provided are a magnetic recording medium substrate whereupon a magnetic layer can be regularly formed in a recording area, a magnetic recording medium and a method for manufacturing the magnetic recording medium substrate. A plurality of recording areas wherein the magnetic layer is to be formed are formed on the... Agent: Brinks Hofer Gilson & Lione
20100007991 - Carriage assembly and recording medium drive: According to one embodiment, a carriage assembly includes a carriage block main body, a carriage arm, a head suspension, a flexible printed circuit board, and a viscoelastic adhesive. The carriage block main body is rotatably supported by a shaft. The carriage arm extends from the carriage block main body. The... Agent: Greer, Burns & Crain
20100007992 - Magnetic head assembly and magnetic recording apparatus: A magnetic head assembly includes a magnetic recording head, a head slider, a suspension and an actuator arm. The magnetic recording head includes: a main magnetic pole; an adjustment magnetic pole provided together with the main magnetic pole; a spin torque oscillator; a main magnetic pole coil being wound around... Agent: Nixon & Vanderhye, PC
20100007993 - Integrated lead suspension with multiple crossover coplanar connection of the electrically conductive traces: An integrated lead suspension (ILS) or flexure has a connection scheme that allows for coplanar and interleaved conductive traces between read/write circuitry and a read/write head in a magnetic recording disk drive. The flexure has an electrically conductive substrate and insulator layer with the traces formed on the insulator layer.... Agent: Thomas R. Berthold
20100007994 - Recording disk drive and latch device: According to one embodiment, a recording disk drive includes a head actuator assembly, a voice coil motor, a housing, a step, a latch lever, a latch member, and first and second contact pieces. The head actuator assembly supports a head slider. The housing houses defines a flat surface for receiving... Agent: Greer, Burns & Crain
20100007995 - Magnetic sensor: A magnetic sensor comprises a nonmagnetic conductive layer, a free magnetization layer disposed on a first part of the nonmagnetic conductive layer, a fixed magnetization layer disposed on a second part of the nonmagnetic conductive layer different from the first part, upper and lower first magnetic shield layers opposing each... Agent: Oliff & Berridge, PLC
20100007996 - Magnetic head assembly and magnetic recording/reproducing apparatus: It is made possible to reduce the write magnetic field generated from the main magnetic pole toward the spin torque oscillator, so as to reduce the variation in the oscillation characteristics of the spin torque oscillator, and reduce the current required for oscillation. The magnetic head assembly includes: a recording... Agent: Nixon & Vanderhye, PC01/07/2010 > patent applications in patent subcategories. recently filed with US Patent Office
20100002325 - Embedded track information for patterned media: A bit-patterned magnetic media (BPM) includes with respect to each data track regular bit-islands having a first size and large bit-islands having a second size. The placement of the regular bit-islands and large bit-islands within each data track results in a unique pattern. An amplitude-modulated readback signal is generated in... Agent: Kinney & Lange, P.A.
20100002328 - Disk drive in which the dynamic flying height of head is adjusted: According to one embodiment, an adjusting element adjusts a dynamic flying height of a head lying over a disk in accordance with the power supplied to it. A calculation module calculates the power to supply to the adjusting element, from a barometric pressure detected by a barometric pressure sensor. A... Agent: Knobbe Martens Olson & Bear LLP
20100002326 - Method and system for perpendicular magnetic media metrology: A metrology system for measuring the magnetic properties of a magnetic recording medium layer on a device used for perpendicular recording.... Agent: Lng/kla 2 Joint Customer Number C/o Luedeka, Neely & Graham, P.C.
20100002327 - Method for improving magnetic read sensor manufacturing using external and/or embedded heating element: A method for testing a magnetic head to determine whether the magnetic head is unacceptably affected by temperature variations. The test includes testing the magnetic head at different temperatures and measuring either or both of a signal amplitude and a signal asymmetry of a signal from the magnetic head at... Agent: Zilka-kotab, PC- Hit
20100002329 - Planarization methodology for topographically challenged media surface: The present invention relates to a device for magnetic recording that includes a storage medium having a media surface. The media surface has a plurality of lands and recesses between the lands. A polymer layer fills the recesses so that the media surface is substantially planar.... Agent: Kinney & Lange, P.A.
20100002330 - Thermally assisted recording head control means for protrusion management: Methods and structures for improving fly height control for thin film write heads utilized in thermally assisted recording are disclosed. Methods include the use of the TAR near field light source to provide a preheating pulse to improve the transient response when moving from one fly height to another prior... Agent: D'arcy H. Lorimer Lorimer Labs
20100002331 - Adaptive synchronous rectification of brushless dc motor back-emf: A disk drive power system is described. The system is operable such that during power interruption, the system taps electric power by rectifying the back-EMF generated across each winding of a DC motor and supplying power to a voice-coil motor to park a read/write head safely away from an associated... Agent: Stmicroelectronics, Inc.
20100002332 - Optical path for a thermal-assisted magnetic recording head: An optical path or waveguide for a laser-assisted transducing head is disclosed. The optical path extends between the poles of the transducing head to near the write gap. A solid-state laser is attached to or incorporated into the slider or head and is positioned to direct thermal energy through a... Agent: Dorsey & Whitney LLP Intellectual Property Department
20100002333 - Method to identify short spirals: A method for writing servo onto a disk of a hard disk drive with a servo writer. The method includes writing a plurality of spiral servo signals onto a disk. The spiral servo signals include a plurality of short spirals separated by unequal distances. The short spirals are detected by... Agent: Irell & Manella LLP
20100002334 - Spindle system, electromagnetic conversion property evaluating apparatus and information storage device: A spindle system includes: a spindle motor section controlled to rotate at a predetermined speed; and a clamp base section disposed at an upper part of the spindle motor section and having screw holes that are formed in a side surface of the clamp base section and extend in a... Agent: Greer, Burns & Crain
20100002335 - Method of making a multi-channel time based servo tape media: A thin film magnetic recording head is fabricated by forming a substrate from opposing ferrite blocks which have a ceramic member bonded between them. This structure is then diced to form a plurality of columns, wherein each column has a ferrite/ceramic combination. Each column represents a single channel in the... Agent: Dorsey & Whitney LLP Intellectual Property Department
20100002336 - Methods of producing read sensors with improved orientation of the hard bias layer and systems thereof: A system in one embodiment includes a magnetic sensor having a free magnetic layer, a nanocrystalline seed layer formed on an insulative amorphous material; a chromium-containing underlayer formed on the seed layer; and a hard bias layer formed on the underlayer and separated from the sensor by the insulative amorphous... Agent: Zilka-kotab, PC- Hit
20100002337 - Magnetic recording apparatus, recording head, and magnetic recording method: According to one embodiment, a magnetic recording apparatus includes a current modulator and a recording head. The current modulator modulates current according to codes with run-length limitation in which a run-length is limited to a predetermined number. The recording head moves relative to the surface of a magnetic recording medium... Agent: Greer, Burns & Crain
20100002338 - Servo controlling method, recording/reproducing apparatus, magnetic tape, and magnetic tape cartridge: A servo controlling method of the present invention is a servo controlling method for controlling a position of a magnetic head against a magnetic tape that is accommodated in a cartridge and has at least a data track and a servo track, and the method includes the steps of: reading... Agent: Birch Stewart Kolasch & Birch
20100002339 - Head slider, magnetic storage apparatus and method of fabricating head slider: A head slider includes a medium opposing surface configured to oppose a recording surface of a magnetic recording medium, a head element provided on the medium opposing surface, and an outlet end surface provided on a downstream side of the head element in a direction in which the magnetic recording... Agent: Greer, Burns & Crain
20100002340 - Head, head suspension assembly, and disk drive device provided with the same: According to an embodiment, a slider of a head includes a negative-pressure cavity defined by a recess formed in a disk-facing surface, a leading step portion which is situated on an upstream side of the negative-pressure cavity with respect to an airflow and projects from a bottom surface of the... Agent: Knobbe Martens Olson & Bear LLP
20100002341 - Magnetic head slider and magnetic disk apparatus: A magnetic disk apparatus includes a magnetic recording medium that records information, a magnetic head slider flying over a surface of the magnetic recording medium to read or write information from or to the magnetic recording medium, a rear rail having a rear ABS and a rear stepped bearing surface... Agent: Greer, Burns & CrainPrevious industry: Optical: systems and elements
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