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Dynamic magnetic information storage or retrievalBelow 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. 02/27/2014 > 6 patent applications in 6 patent subcategories.
20140055880 - Data adapters for storage tape analytics system: A system for monitoring and analyzing operation of a tape infrastructure. The system includes a plurality of real and virtual tape libraries each including a plurality of tape drives and tape media. The system includes a server linked to the tape library. On the server, a storage tape analytics application... Agent: Oracle International Corporation
20140055881 - Recording regions in a shingled magnetic hard disk drive system: Described embodiments provide a method of writing data to a storage medium having a plurality of shingled magnetic recording (SMR) regions and a plurality of non-SMR recording regions. A host write request is generated from a hard disk controller coupled to the storage medium and a host device. Data corresponding... Agent: Lsi Corporation
20140055882 - Real time close loop fly height control: A device includes a disk drive assembly configured to store information using a platter comprising a magnetic material surface and a magnetic head disposed above the magnetic material surface. The magnetic head is configured to move across tracks formed on the platter to write information to the magnetic material surface... Agent: Lsi Corporation
20140055883 - Method and structure for improving performance and storage density in a data storage device: A data storage device with improved data storage densities, coupled with lower hard error and write-inhibit events is described. A feed-forward write inhibit (FFWI) method enables data tracks to be written more densely. Alternatively, the FFWI method may reduce the hard error and write inhibit events to improve data storage... Agent: Hgst Netherlands B.v.
20140055884 - Magnetic stack with separated contacts: An apparatus for two dimensional reading may be constructed, in accordance with some embodiments, with a number of magnetic stacks respectively configured to engage adjacent data tracks of a data storage media. Each magnetic stack can be disposed between top and bottom shields while each shield is segmented into a... Agent: Seagate Technology LLC
20140055885 - Head suspension and method of manufacturing head suspension: A head suspension 31 has a piezoelectric element 13 that deforms in response to a voltage applied thereto, a base plate 33 having an attaching part to which the piezoelectric element 13 is attached, and a load beam 35 having a flexure 39. A front end of the load beam... Agent: Nhk Spring Co., Ltd.02/20/2014 > 5 patent applications in 5 patent subcategories.
20140049853 - Offset-induced signal cancellation in an interleaved sampling system: Described embodiments provide an interleaved sampler having N sample and hold circuits for sampling an input signal, and M multiplexers. Each multiplexer is adapted to couple all N of the plurality of sample and hold circuits to a respective output of the interleaved sampler. The interleaved sampler samples at a... Agent: Lsi Corporation
20140049854 - Method and system for reading from or writing to multiple surfaces of a disk: A system includes a management module transferring sectors between an interface or a memory and ports. The management module transfers a first portion of a first sector to or from a first port while transferring to or from a second port a second portion of the first sector or a... Agent: Marvell World Trade Ltd.
20140049855 - Head rotator assembly for tape drive: A head rotator assembly (22) for positioning a head (20) of a tape drive (10) relative to a storage tape includes a head supporter (230) and a supporter mover assembly (232). The head supporter (230) is coupled to and supports the head (20). The supporter mover assembly (232) selectively rotates... Agent: Quantum Corporation
20140049856 - Spindle motor having a low overall height: The invention relates to a spindle motor that comprises a stationary motor component having a shaft and an annular stopper part disposed at a free end of the shaft as well as a rotatable motor component that is rotatably supported by means of a fluid dynamic bearing system with respect... Agent: Minebea Co., Ltd.
20140049857 - Magneto-resistance effect element, magnetic head, magnetic head assembly, magnetic recording and reproducing apparatus, and method for manufacturing magneto-resistance effect element: According to one embodiment, a magneto-resistance effect element includes: a first shield; a second shield; a first side shield layer; a second side shield layer; a stacked body; a first shield guide layer; and a second shield guide layer. The first shield guide layer includes a fifth magnetic layer provided... Agent:02/13/2014 > 7 patent applications in 7 patent subcategories.
20140043707 - Estimation method of curie temperature distribution width: An estimation method includes a heating step in which a recording bit, on which a reference signal is recorded, is heated under each of heating conditions having different heating temperatures, the recording bit being at least one recording bit in the magnetic recording medium, and a measurement step in which... Agent: Tdk Corporation
20140043708 - Storing random and sequential data on different track widths of a recording medium: Host data to be written to a recording medium is categorized as one of sequential data or random data. The sequential data is written to a first track width on the recording medium. The random data is written to a second track width on the recording medium, the second track... Agent: Seagate Technology LLC
20140043709 - Method and apparatus for reading a non-volatile memory using a spin torque oscillator: A method and apparatus for reading electronic memory comprising a current source, a spin transfer oscillator, an external field source, coupled to the current source, for generating an RF signal, the spin torque oscillator positioned proximate a magnetic media comprising a plurality of bit regions of varying magnetic permeability, wherein... Agent: U.s. Army Research Laboratory
20140043710 - Reducing total seek time for determining an access sequence of data stored on a tape medium: A first data group in an access sequence is selected based on which data group in the data groups has a beginning closest to a current position of the tape medium. Those data groups located in specified regions of the tape medium are separated from other data groups located in... Agent: International Business Machines Corporation
20140043711 - Recirculation filter for an electronic enclosure: A filter assembly for use in an electronic enclosure is provided. The filter assembly includes a highly permeable scrim that defines an elongate enclosure with an inlet at a first end and a closed second end, wherein an electrostatic filtration media is disposed within the elongate enclosure.... Agent:
20140043712 - Method and data storage device for laser free heat-assisted magnetic recording: A data storage device with a heat assisted magnetic recording (HAMR) system, a magnetic recording medium, and method for data storage are provided. The data storage device includes a magnetic recording medium, a magnetic recording head, a power supply, a controller and a switching device. The magnetic recording head includes... Agent:
20140043713 - Magneto-resistance effect element, magnetic head, magnetic head assembly, magnetic recording and reproducing apparatus, and method for manufacturing magneto-resistance effect element: According to one embodiment, a magneto-resistance effect element includes a first shield, a second shield, a third shield, a first magnetic layer, a second magnetic layer, and an intermediate layer. The third shield is provided between the first shield and the second shield, and is in contact with the second... Agent:02/06/2014 > 13 patent applications in 11 patent subcategories.
20140036381 - Implementing track following using data characteristics for positional information: A method, apparatus and a data storage device are provided for implementing track following and data recovery with readback of shingled data written in overlapping shingled data tracks on a recordable surface of a storage device. Positional information is identified with data readback of shingled data written in overlapping shingled... Agent: Hgst Netherlands B.v.
20140036382 - Robust metric computation of longitudinal position (lpos) data symbol detection: An apparatus according to one embodiment includes a digital correlator configured to compute a correlation signal between a sequence of samples of a readback servo signal and a reference waveform. A timing reference module is configured to provide a reference timing model comprising one or more interpolation instants to the... Agent: International Business Machines Corporation
20140036383 - Writing data to tape storage medium: A method for writing data to a tape storage medium includes: writing first user data to a first physical region (11) of the tape storage medium (1) in a first write mode, writing second user data to a second physical region (12) of the tape storage medium (1) in a... Agent: International Business Machines Corporation
20140036384 - Abs design for uniform touch-down and back-off in dfh applications: A DFH (Dynamic Flying Height) type slider ABS design has significantly improved DFH efficiency and back-off efficiency as well as uniform touchdown detectability. This is the result of decoupling the local pressure variations at the read/write head that result from skew angle variations across a disk, from local stiffness due... Agent: Sae Magnetics (h.k.) Ltd.
20140036385 - Zero gain start bias estimation: A method and system for estimating a zero gain start (ZGS) bias in a read channel is disclosed. The method may include: receiving preamble samples within a fixed-length window selected for ZGS calculation; calculating an energy associated with a 2T frequency in the preamble samples; calculating an energy associated with... Agent: Lsi Corporation
20140036386 - Timing-based servo for determining lateral head velocity: A servo track has servo pattern frames including two pairs of parallel transitions, the transitions of each pair spaced apart an equal distance, the first pair at an azimuth angle, the second pair at the opposite azimuth angle. A servo channel receives signals at first times corresponding to a servo... Agent: International Business Machines Corporation
20140036387 - Microwave assisted magnetic recording head having spin torque oscillator, and magnetic recording apparatus: To provide a spin torque oscillator which is adapted to high data transfer rates and which can perform assisted magnetic recording of sufficient magnitude. A spin torque oscillator is provided with a stacked spin injection layer and a high frequency magnetic field generation layer. The stacked spin injection layer has... Agent: Hitachi, Ltd.
20140036388 - System and method for manipulating domain pinning and reversal in ferromagnetic materials: A method for manipulating domain pinning and reversal in a ferromagnetic material comprises applying an external magnetic field to a uniaxial ferromagnetic material comprising a plurality of magnetic domains, where each domain has an easy axis oriented along a predetermined direction. The external magnetic field is applied transverse to the... Agent:
20140036391 - Rotating device: A rotating device includes a sleeve which encircles a shaft, a housing which supports the shaft and which forms an annular supporting recess where the lower end of the sleeve enters together with the shaft, a ring member which is provided above the sleeve and which is fixed to the... Agent: Samsung Electro-mechanics Japan Advanced Technology Co., Ltd.
20140036389 - Spindle motor and hard disk drive including the same: There are provided a spindle motor and a hard disk drive including the same, the spindle motor including: a thrust member fixed to a base member; a shaft fixed to the thrust member; a sleeve disposed above the thrust member, rotatably installed with respect to the shaft, and including a... Agent: Samsung Electro-mechanics Co., Ltd.
20140036390 - Spindle motor and hard disk drive including the same: There are provided a spindle motor and a hard disk drive including the same, the spindle motor including: a lower thrust member fixedly attached to a base member; a shaft fixedly attached to the lower thrust member and including an expansion groove formed in an outer peripheral surface thereof in... Agent: Samsung Electro-mechanics Co., Ltd.
20140036392 - Ultra-thin hdd embedded disk clamp design: A disk drive having a hub comprising a top surface and a non-circular protrusion extending upward from the top surface, a disk clamp comprising a wall portion and a non-circular opening formed through the clamp, the opening configured to receive the non-circular protrusion extending upward from the top surface of... Agent: Western Digital Technologies, Inc.
20140036393 - Device select system for multi-device electronic system: In one general embodiment, a system includes a first device on a first substrate; a second device on a second substrate; and a device select system coupled to the first and second devices. The device select system includes: a first portion having an array of first electrical contacts; a second... Agent: International Business Machines CorporationPrevious industry: Optical: systems and elements
Next industry: Electricity: electrical systems and devices
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