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Dynamic magnetic information storage or retrieval November recently filed with US Patent Office 11/10

Below 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.
  
11/25/2010 > patent applications in patent subcategories. recently filed with US Patent Office

20100296190 - Fluid dynamic bearing apparatus, spindle motor, and disk drive apparatus: A fluid dynamic bearing apparatus includes a first minute gap, a second minute gap, a third minute gap, a fourth minute gap, and a fifth minute gap. A flow of a lubricating oil from the fifth minute gap to the fourth minute gap is caused by a plurality of dynamic... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20100296191 - Hard disk drive: A hard disk drive effectively removes internal humidity therefrom and thus improves the reliance and performance of the hard disk drive in high and increased humidity environments.... Agent: Stanzione & Kim, LLP

20100296192 - Patterned magnetic recording head with termination pattern: A thin-film magnetic recording head utilizing a timing based servo pattern is fabricated by sputtering a magnetically permeable thin film onto a substrate. A gap pattern, preferably a timing based pattern, is defined by the thin film. The gap pattern includes termination patterns or endpoints that are elliptical or diamond-shaped.... Agent: Dorsey & Whitney LLP Intellectual Property Department

20100296193 - Perpendicular magnetic recording write head with notched trailing shield: A perpendicular magnetic recording write head has a write pole, a trapezoidal-shaped trailing shield notch, and a gap between the write pole and notch, with the gap being formed of a nonmagnetic mask film, such as alumina, a nonmagnetic metal protective film and a nonmagnetic gap layer. The write pole... Agent: Thomas R. Berthold

20100296194 - Transducing head design for microwave assisted magnetic recording: A magnetic writer includes a write element having a write element tip and a conductive structure adjacent the write element. The conductive structure includes two conductive elements positioned substantially parallel to one another and separated by an electrically insulating material. Each of the conductive elements carries a time-varying signal to... Agent: Kinney & Lange, P.A.

20100296195 - Head gimbal assembly and disk drive provided with the same: According to one embodiment, a head gimbal assembly of a disk drive includes an arm and a suspension extending from the arm, a head supported by the suspension, and a flexure on the arm and the suspension. One end portion of the flexure is electrically connected to the head, and... Agent: Knobbe Martens Olson & Bear LLP

20100296196 - Head suspension: A head suspension has a load beam and a piezoelectric actuator. The piezoelectric actuator has an actuator base connected to a base part of the load beam and a piezoelectric element attached to an opening formed in the actuator base. The piezoelectric actuator displaces a front end of the load... Agent: Jordan And Hamburg LLP

20100296197 - Disk drive with adhesively bonded pivot-bearing assembly: A disk drive. The disk drive includes a head for accessing a disk, a suspension for supporting the head, a carriage coupled to the suspension, a pivot-bearing assembly, an adhesive, and an adhesion inhibitor. The pivot-bearing assembly is housed in a hole of the carriage that is configured to rotate... Agent: Hitachi C/o Wagner Blecher LLP

20100296198 - Sub-assembly for a hard disc drive: A bracket for a hard disc drive combining three separate functions, a ramp, a latch and a connector bracket into a single assembly. The bracket assembly, mounted with ramp and latch, secures and seals the electrical connector connecting the flexible printed circuit on the head side of the actuator. Traditionally,... Agent: Saile Ackerman LLC

20100296199 - Low hysteresis bearing: A low hysteresis pivot bearing suitable for a variety of applications. The relationship between torque and angular displacement is substantially linear, with negligible residual hysteresis. The pivot bearing includes a pivot shaft and an inner sleeve pivotally attached to the pivot shaft by an inner bearing. An outer sleeve is... Agent: Clise, Billion & Cyr, P.A.

20100296200 - Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus: According to one embodiment, a multilayered nonmagnetic underlayer is provided under a perpendicular magnetic recording layer, which has a structure in which a nonmagnetic template layer consisting of ruthenium and silicon is formed between a first nonmagnetic underlayer consisting of one of ruthenium and a first ruthenium alloy sputtered in... Agent: Knobbe Martens Olson & Bear LLP

20100296201 - Head suspension: A head suspension has a load beam and a piezoelectric actuator, the piezoelectric actuator supporting a base part of the load beam and configured to displace a front end of the load beam in a sway direction. The piezoelectric actuator has an actuator base and at least a piezoelectric element,... Agent: Jordan And Hamburg LLP

20100296202 - 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 layer structure (located at the ABS) to a reference layer structure removed from the ABS. The sensor includes... Agent: Zilka-kotab, PC- Hit

20100296203 - Spin valve element and method of driving same: A method for driving a spin valve element, including passing driving current through the spin valve element to generate an oscillation signal, and performing amplitude modulation of the driving current at a frequency lower than the oscillation frequency of oscillation signals. This amplitude modulation can be ON-OFF modulation, and the... Agent: Rabin & Berdo, PC

  
11/18/2010 > patent applications in patent subcategories. recently filed with US Patent Office

20100290145 - Data loss prevention during a fall of a storage device: A data storage circuit includes a hard disk drive (HDD) and a fall sensor. The HDD includes a rotatable media platter operable to receive and store data; a read/write head operable to communicate with the media platter by writing data to the media platter and by reading the data from... Agent: Haynes And Boone, LLPIPSection

20100290144 - Invariant multi-dimensional vibration-resilience-signature generation system: One embodiment of the present invention provides a system that generates vibration-resistance signatures for hard disk drives (HDDs). In this system, a set of HDDs is mechanically affixed to a disk enclosure. The system additionally includes a vibration generator which is mechanically coupled to the disk enclosure and can apply... Agent: Pvf -- Oracle America, Inc. C/o Park, Vaughan & Fleming LLP

20100290146 - Method for interfacing non-volatile medium control system components: In a method for causing data to be written to a non-volatile medium, first data to be encoded and written in a sector of the non-volatile medium as a codeword is transmitted to a write or read/write channel device, and a write gate signal corresponding to the sector is asserted.... Agent: Marshall, Gerstein & Borun, LLP (marvell)

20100290147 - Apparatus and method for processing magnetic tape media: An apparatus including a read head and at least two tape guides. The read head detects a magnetic field representative of information recorded on magnetic tape media, and the at least two tape guides guide the magnetic tape media on a path adjacent a read surface of the read head.... Agent: K&l Gates LLP

20100290148 - Magnetic recording medium for thermally assisted magnetic recording: A magnetic recording medium used for the thermally assisted magnetic recording system which fires a laser beam at a magnetic recording medium to partially heat the medium and applies a magnetic field from the outside to the part heated to lower the coercivity for recording. The magnetic recording medium is... Agent: Sughrue Mion, PLLC

20100290149 - Data loss prevention during a fall of a storage device: A data storage device having fall protection includes a rotatable media platter operable to receive and store data, a read/write head operable to communicate with the media platter by writing the data to the media platter and by reading the data from the media platter, an arm supporting the read/write... Agent: Haynes And Boone, LLPIPSection

20100290150 - Disk controller, disk drive device, and disk control method: According to one embodiment, a disk controller includes a receiver, a read-modify-write controller, and a wait controller. The receiver receives data in units of predetermined data length. The read-modify-write controller performs a read-modify-write operation when the receiver receives the data to write the data to a sector on a disk... Agent: Knobbe Martens Olson & Bear LLP

20100290151 - Disk controller, disk drive device, and disk control method: According to one embodiment, a disk controller includes a reader, a selector, and a combining module. The reader performs, when retrying reading data from a magnetic disk, a plurality of read operations with respect to the same area on the magnetic disk while offsetting a head that reads data from... Agent: Knobbe Martens Olson & Bear LLP

20100290152 - Method of manufacturing magnetic recording medium, and magnetic recording and reproducing apparatus: There is provided a method of manufacturing a magnetic recording medium where a magnetic layer is formed on a substrate, followed by formation of a magnetic pattern, which is a method producing few defective products with low production cost, the method of manufacturing a magnetic recording medium having magnetic recording... Agent: Sughrue Mion, PLLC

20100290153 - Servo processors that alternately control head positioning relative to sequential servo patterns: The operational bandwidth of a servo control circuit can be increased using a plurality of servo processors that handoff between them the responsibility for controlling head positioning in response to sequentially occurring servo patterns.... Agent: David K. Lucente Seagate Technology LLC Intellectual Property Dept. - Col2lgl

20100290154 - Hard disk drive: A hard disk drive includes a base, a screw housing includes at least one screw hole wall formed with a screw hole, and provided at lateral sides of the base, and a shock-absorbing space formed between the base and at least a part among outer walls of the screw housing.... Agent: Stanzione & Kim, LLP

20100290155 - Method of manufacturing perpendicular magnetic recording medium and magnetic recording and reproducing apparatus: A method of manufacturing a perpendicular magnetic recording medium is provided which is capable of improving fineness of a particle diameter and vertical orientation of a perpendicular magnetic recording layer, improving corrosion resistance of the magnetic recording medium, and recording and reproducing high-density information. Provided is the method of manufacturing... Agent: Sughrue Mion, PLLC

20100290156 - Method and apparatus for controlled front shield thickness for perpendicular writer: A method for forming a transducing head having a magnetic writer includes forming a pedestal adjacent to a writer pole and a gap layer, depositing a front shield on the pedestal, etching the front shield, and depositing a backfill layer upon the front shield after etching. The front shield has... Agent: Kinney & Lange, P.A.

20100290157 - Damascene coil processes and structures: A magnetic recording head is provided. The magnetic recording head comprises a write pole and a write coil structure configured to generate a magnetic field in the write pole. The write coil structure comprises a substrate layer and a coil material disposed within the substrate layer. The write coil structure... Agent: Western Digital Technologies, Inc. Attn: Lesley Ning

20100290158 - Head suspension: A head suspension with a piezoelectric actuator secures basic characteristics such as vibration and impact characteristics without deteriorating a displacement stroke of the piezoelectric actuator. The head suspension has a load beam and a piezoelectric actuator, the piezoelectric actuator supporting a base part of the load beam and configured to... Agent: Jordan And Hamburg LLP

20100290159 - Common tray for head gimbal assembly and common tray assembly with the same: A common tray for HGA comprises a frame, a first inner bar, and a second inner bar parallel to and spaced from the first inner bar. Ends of the first and second inner bars connect to the opposite edges of the frame. A plurality of locating pillars and a plurality... Agent: Nixon & Vanderhye, PC

20100290160 - Disk drive flexure: A first conductor member includes an amplifier-side first conductor, a head-side first conductor, and first and second interleaved conductors. A second conductor member includes an amplifier-side second conductor, a head-side second conductor, and third and fourth interleave conductors. The second interleaved conductor is connected to the amplifier-side first conductor through... Agent: Frishauf, Holtz Goodman & Chick, P.C.

20100290161 - Latch assembly for a head or head assembly: A soft or passive latch to control a position of a head relative to a data storage media is disclosed. In illustrated embodiments, the latch provides a dwell point or region along the flex circuit assembly. In illustrated embodiments, the dwell point or region corresponds to alignment of the head... Agent: Seagate Technology LLC C/o Westman, Champlin & Kelly, P.A.

  
11/11/2010 > patent applications in patent subcategories. recently filed with US Patent Office

20100284102 - Magnetic recording device with an integrated microelectronic device: A system includes a magnetic recording device and a circuit including at least one active semiconductor component. The circuit is formed on the magnetic recording device and generates an output associated with operation of the magnetic recording device.... Agent: Kinney & Lange, P.A.

20100284103 - Magnetoresistive effect device, magnetic head, and information storage apparatus: A magnetoresistive effect device includes an underlayer, an antiferromagnetic layer, a first ferromagnetic layer, a nonmagnetic layer, and a second ferromagnetic layer which are multilayered in this order on a substrate. The underlayer is formed of a metal nitride, and the antiferromagnetic layer is formed of an antiferromagnetic material including... Agent: Greer, Burns & Crain

20100284104 - Magnetic recording medium: The present invention relates to a magnetic recording medium (100). The invention finds a particularly interesting application in the field of data stored on hard disks. The medium (100) comprises an assembly of magnetic zones disposed on a substrate (102), each magnetic zone comprising at least one first (C′1) and... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20100284105 - Apparatuses and methods for pre-erasing during manufacture of magnetic tape: The present invention relates to direct current (“DC”) pre-erasing servo channels of a magnetic tape prior to writing servo data in a servo channel. The present invention particularly relates to those servo recordings which were written with a uni-polar current waveform. The DC pre-erase is performed using a uni-polar direct... Agent: Dorsey & Whitney LLP Intellectual Property Department

20100284106 - Navigation apparatus, operation control apparatus, operation control method, operation control program: The present application is the operation control device which controls the operation of the HDD by giving an instruction to the HDD to control the operation of the HDD, the operation control device including: a recording means for recording a previous closing information indicative of whether or not the operation... Agent: Drinker Biddle & Reath (dc)

20100284107 - Method of controlling flying height of magnetic head and disk drive using the method: The flying heights of magnetic heads of a disk drive are set using an FOD (flying on demand) method in a bank mode. A first signal for adjusting the flying height of a magnetic head is issued to each magnetic head and the value of the first signal is scaled... Agent: Volentine & Whitt PLLC

20100284108 - Process for producing magnetic recording medium and magnetic recording and reproducing apparatus: A method for producing a magnetic recording medium having a magnetically partitioned magnetic recording pattern, comprising a step of forming a magnetic layer contains 0.5-6 atomic % of an oxide on a non-magnetic substrate; and a step of exposing regions of the magnetic layer, which magnetically partition the magnetic recording... Agent: Sughrue Mion, PLLC

20100284109 - Method and apparatus for estimating touchdown of a slider in a hard disk drive: A hard disk drive using an increase in servo address mark delays to create a touchdown flag in response to a slider making contact with a rotating disk surface while accessing a track. This may be used particularly when the track being accessed is located away from the Inside Diameter... Agent: Gss Law Group

20100284110 - Apparatus of a arm limiter for minimizing effect of non-operational shock in a hard disk drive: This application discloses a hard disk drive comprising a arm limiter mounted on a disk base to limit movement of the actuator arms during a non-operational shock event while parked. The arm limiter and disk base are disclosed in various combinations to limit actuator arm movement during non-operational shocks.... Agent: Gss Law Group

20100284111 - Baseplate for disk drive suspension and method for manufacturing baseplate: A cylindrical boss portion is press-formed on a baseplate of a disk drive suspension. The boss portion is penetrated by a ball insertion hole relative to the thickness of the baseplate. The baseplate is formed of stainless steel. A chemically-polished surface is formed on an inner circumferential wall of the... Agent: Frishauf, Holtz Goodman & Chick, P.C.

20100284112 - Head suspension unit, head suspension assembly, and storage device: According to one embodiment, a head suspension unit includes: a head suspension; a thin plate body of a flexure attached to a surface of the head suspension and holding an insulating layer on the surface thereof; a wiring pattern formed on a surface of the insulating layer and forming a... Agent: Knobbe Martens Olson & Bear LLP

20100284113 - Actuator latch for minimizing effect of non-operational rotary shock in a load-unload (lul) hard disk drive: This application discloses a Load-UnLoad (LUL) hard disk drive comprising a disk base, a spindle motor mounted on the disk base for rotating at least one disk to create at least one rotating disk surface, and a head stack assembly pivotably coupled to the disk base and configured to engage... Agent: Gss Law Group

  
11/04/2010 > patent applications in patent subcategories. recently filed with US Patent Office

20100277822 - Method and apparatus to facilitate selection of a digital cinematic content write process: A plurality of digital hard disc drives (201 and 209) are provided (101) that are intended to each receive precisely identical digital cinematic content. One of these digital hard disc drives is identified (102) as a primary source module (202) and a determination (103) then made regarding which of a... Agent: Fitch Even Tabin & Flannery

20100277823 - Magnetic disc controller and method: A magnetic disk controller includes a first buffer that includes a first storage area that stores former portions of pieces of writing data, and a second storage area that stores latter portions of pieces of writing data; an encoding unit that encodes a former portion of the first piece of... Agent: Fish & Richardson P.C.

20100277824 - System and method for setting bias for mr head: A device for setting a bias for a magneto-resistive (MR) head can include a counter configured to provide a count value that varies incrementally from a first count value to a maximum count value. Logic is configured to determine at least one of whether the bias for the MR head... Agent: Texas Instruments Incorporated

20100277825 - Hard disk access method: A hard disk access method is disclosed. The hard disk access method includes the following steps. A port mapping table is established in the execution of a startup process. An access instruction for accessing a target hard disk is received. A target slot of a target back plate, which the... Agent: Brian M. Mcinnis

20100277827 - Correcting errors in position of an hdd write-head: A hard-disk drive (HDD) with a current adjustment component is provided. The current adjustment component changes an amount of current to a magnetic-recording head of the HDD to cause a change in the strength of a magnetic write field produced by the magnetic-recording head in response to a determination that... Agent: Mahamedi Paradice Kreisman LLP

20100277826 - Head radial positioning over contact-start-stop zone during spin-up/spin-down of disk: A read/write head is moved across a contact-start-stop (CSS) zone on a data storage disk during the spin-up and/or spin-down of the disk. Moving the head during spin-up and/or spin-down may reduce the concentration of wear along a surface of the CSS zone.... Agent: Hensley Kim & Holzer, LLC

20100277828 - Method and system for fluid mediated disk activation and deactivation: Embodiments of methods and systems for controlling access to information stored on memory or data storage devices are disclosed. In various embodiments, fluid-mediated modification of information or access to information is utilized. According to various embodiments, data storage devices designed for rotating access are described which include rotation-activated fluid control... Agent: Iv - Suiter Swantz PC Llo

20100277829 - Method for producing magnetic recording medium, and magnetic recording/reproducing apparatus: A method for producing a magnetic recording medium having a magnetically partitioned magnetic recording pattern on at least one surface of a nonmagnetic substrate, characterized by comprising a step of reacting portions of a magnetic layer, formed on the non-magnetic substrate, with ozone to modify magnetic properties of said portions... Agent: Sughrue Mion, PLLC

20100277830 - Tamper evident tape with integrated emi shielding: The present invention provides a multilayer tape for simultaneously providing shielding of electromagnetic interference (EMI) and evidence of tampering with an electronic device to which it is applied. The multilayer tape can be attached to an electronic device to cover a seam or other opening in the electronic device. An... Agent: Shumaker & Sieffert, P.A.

20100277831 - Fluid dynamic bearing system: The invention relates to a fluid dynamic bearing system having a first conical bearing and a second conical bearing working in opposition to the first conical bearing, wherein the two conical bearings are disposed along a stationary shaft, wherein the first and the second conical bearing each comprises a bearing... Agent: Cooper & Dunham, LLP

20100277832 - Pmr writer device with multi-level tapered write pole: A perpendicular magnetic recording (PMR) head is fabricated with a multi-level tapered write pole. The write pole comprises a main pole with a tapered tip on which is formed at least one yoke that has a tapered edge. The edge of the yoke is recessed from the ABS of the... Agent: Saile Ackerman LLC

20100277833 - Fluid dynamic bearing unit and disk drive device including the same: A first sleeve rotatably extends around a shaft. First and second flanges are fixed to the shaft. A second sleeve extending around the first sleeve is fixed thereto. A first annular member fixed to the second sleeve surrounds the first flange. A second annular member fixed to the second flange... Agent: Louis Woo Law Office Of Louis Woo

20100277834 - Disk drive suspension and manufacturing method therefor: In a disk drive suspension including a baseplate, a load beam, and a flexure, the suspension comprises a recess formed in one surface of the load beam relative to the thickness thereof, a damping material contained in the recess, and a lid portion superposed on the damping material so as... Agent: Frishauf, Holtz Goodman & Chick, P.C.

20100277835 - Printed circuit board and magnetic head driving device including the same: A plurality of wiring traces are formed on a base insulating layer, and a metal layer is formed on the opposite surface of the base insulating layer. Two adjacent wiring traces constitute a transmission line pair. The width of the wiring trace is set to not more than 250 μm,... Agent: Panitch Schwarze Belisario & Nadel LLP

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