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| Application No. | Application Title | Issue Date |
| 20120106003 | METHODS FOR PROVIDING PERSISTENT LUBRICATION TO A MAGNETIC TAPE HEAD AND SYSTEMS THEREOF A magnetic tape head according to one embodiment includes a first section having a tape bearing surface (TBS) and portions that are recessed from the TBS; a thin film section coupled to the first section, the thin film section comprising transducers for at least one of ... | 05/03/2012 |
| 20120081814 | Magnetic head cleaning mechanism and a magnetic tape apparatus In a magnetic head cleaning mechanism applicable to a magnetic tape apparatus using a threading system, a cleaning member is placed at a cleaning position with high precision without excessively pushing the cleaning member. For this purpose, an arm to move a cleaning br... | 04/05/2012 |
| 20110199703 | MAGNETIC-TAPE DRIVE AND MAGNETIC-TAPE HEAD COMPATIBLE WITH MULTIPLE TAPE FORMATS Embodiments of the present invention are directed to the design and implementation of backward-compatible magnetic tape drives (102) that are read/write compatible with a current magnetic-tape format (1820) as well as one or more previous magnetic-tape for... | 08/18/2011 |
| 20110058277 | ASYMMETRIC WRITER FOR SHINGLED MAGNETIC RECORDING In one embodiment, a system includes a writer for shingled recording which includes a write pole having a trailing edge and first and second side edges extending from the trailing edge. The writer further includes a shield extending along and about parallel to only a po... | 03/10/2011 |
| 20100232063 | MAGNETIC HEAD CLEANING MECHANISM AND MAGNETIC TAPE APPARATUS In a magnetic head cleaning mechanism applicable to a magnetic tape apparatus employing a threading scheme, a cleaning brush is driven in a small space; and a magnetic tape apparatus includes the magnetic head cleaning mechanism. The mechanism includes a threading arm t... | 09/16/2010 |
| 20100188776 | SYSTEM AND METHOD FOR CLEANING A TAPE DRIVE A system, a method, and article of manufacture are employed to clean the input/output transducers on tape drives, verified by the tape drives reading alphanumeric information from data tracks and servo tracks of a cleaner tape. An aggressive cleaning frontcoat section o... | 07/29/2010 |
| 20100157485 | WAVELETS-BASED DETECTION OF PROXIMITY BETWEEN A SENSOR AND AN OBJECT A circuit includes a proximity detection component that applies wavelet analysis to a sensed signal from a sensor and responsively provides an output indicative of whether proximity exists between the sensor and an object that causes the sensor to produce the sensed sig... | 06/24/2010 |
| 20100079913 | MAGNETIC DISK DEVICE INCLUDES A SENSOR IN A CASE A magnetic disk device includes a magnetic head assembly, which includes magnetic heads, support plates, and a flexible wiring substrate that are integrally formed. The magnetic heads include heating elements for making head element parts protrude toward magnetic disks ... | 04/01/2010 |
| 20100073817 | PLASMON ANTENNA FOR THERMALLY ASSISTED MAGNETIC HEAD A plasmon antenna of the present invention is used in a thermally assisted magnetic head that includes: a medium-facing surface set, parallel to an XY plane; a magnetic pole for writing, extending toward the medium-facing surface, and a plasmon antenna comprising a pair... | 03/25/2010 |
| 20090080109 | Magnetic recording device A magnetic recording device includes: a magnetic recording medium containing a plurality of recording layers; a magnetic recording head for conducting magnetic writing of information in the magnetic recording medium; and a magnetic reproducing head for conducting magnet... | 03/26/2009 |
| 20090067089 | FLEXIBLE CABLE COMPRISING LIQUID CRYSTAL POLYMER A tape drive system according to one general embodiment includes a magnetic head; a drive mechanism for passing a magnetic recording tape over the head; a cable coupled to the magnetic head, the cable comprising a first layer of liquid crystal polymer, and at least 16 e... | 03/12/2009 |
| 20090027806 | CLEANING SYSTEM FOR TAPE HEAD AND TAPE DRIVE SYSTEM IMPLEMENTING SAME A tape drive system according to one embodiment includes a tape head; a guide mechanism for passing a magnetic recording tape over the head; and a cleaning device for cleaning the head, wherein, while the tape is adjacent the head, a relative spacing between the tape an... | 01/29/2009 |
| 20090002868 | Read after write enhancement for bit patterned media A read/write head for use with bit-patterned media detects write synchronization errors between a write clock and the bit-patterned media. In particular, the read/write head writes data to the bit-patterned media using a write clock. The data is then read from the bit-p... | 01/01/2009 |
| 20080259480 | Glide test and calibration using flying height on demand A glide head that can be used to certify disks of hard disk drives. The glide head includes a heater that can change the temperature of a slider surface of the head and vary the head flying height. The slider surface may induce the negative pressure so that the glide he... | 10/23/2008 |
| 20080250629 | Assembly and method for installing a disc clamp The application discloses an assembly tool for installing a disc clamp on a spindle hub. In the illustrated embodiments, the assembly tool includes a head including an inner portion, an intermediate portion and an outer portion configured to install a disc clamp on a sp... | 10/16/2008 |
| 20080253032 | Thin film magnetic head, head gimbal assembly, head arm assembly, magnetic disk device and method of forming thin film magnetic head A thin film magnetic head is provided, in which thermal protrusion can be suppressed. The thin film magnetic head includes a main magnetic pole layer which conducts a magnetic flux into the recording medium so that the recording medium is magnetized in a direction perpe... | 10/16/2008 |
| 20080158732 | GROUNDED WRITER CORE A transducing head includes a substrate, a writer positioned upon the substrate, and a reader positioned adjacent the writer. The writer is in electrical contact with the substrate.... | 07/03/2008 |
| 20080144216 | THIN FILM MAGNETIC HEAD A thin film magnetic head is disclosed that is capable of improving the thermal efficiency of a heater. A thin film magnetic head includes: a lower shield layer; an upper shield layer; a reproducing element that is provided between the lower shield layer and the upper s... | 06/19/2008 |
| 20080112082 | Four sided shield structure for a perpendicular write head The traditional single pole perpendicular writer has two major problems—insufficient field gradient in the down track direction and adjacent track erasure (ATE) caused by side fringing fields. These problems have been overcome by tapering the main pole and then shield... | 05/15/2008 |
| 20080074785 | Tape drive A tape back-up drive having a head assembly. The head assembly includes a head configured to read data from a tape and to write data to the tape. The head assembly also includes at least one tape guide disposed adjacent to the head.... | 03/27/2008 |
| 20080049358 | TAPE HEAD WITH OUTRIGGER A magnetic head assembly according to one embodiment of the present invention includes a substrate having a tape bearing surface. A plurality of elements are coupled to the substrate and positioned towards the tape bearing surface. The elements selected from a group con... | 02/28/2008 |
| 20080037170 | Magnetic head with mini-outriggers and method of manufacture An exemplary magnetic head assembly for use with magnetic recording media is provided. In one example, a head includes a data island associated with at least one data transducer, the data island having a width along a direction of media transport and a radius of curvatu... | 02/14/2008 |
| 20080037169 | IONIZING DEVICE FOR TAPE DRIVE SYSTEMS A tape drive system includes a magnetic head, a drive mechanism for passing a magnetic tape over the head, and an ion generating device for providing ions in a vicinity of the tape, the ions being adsorbed onto the tape surface, which may include being absorbed by water... | 02/14/2008 |
| 20070297104 | METHOD FOR MANUFACTURING MAGNETIC FIELD DETECTING ELEMENT UTILIZING DIFFUSION AND MIGRATION OF SILVER A method for manufacturing a magnetic field detecting element having a free layer whose magnetization direction is variable depending on an external magnetic field and a pinned layer whose magnetization direction is fixed with respect to the external magnetic field, sai... | 12/27/2007 |
| 20070247754 | Hub lock/head cleaning dual purpose mechanism An exemplary embodiment provides for a tape drive that includes one or more processors, a memory and a mechanism for locking a hub and cleaning a magnetic head. The mechanism includes a plate a brush mount assembly rotatably coupled to the plate wherein the brush mount ... | 10/25/2007 |
| 20070247755 | SLIDER DEVICE, SYSTEM AND METHOD A slider device includes a tab capable of movement in a first linear direction and a second linear direction. A first spring and second spring are each disposed adjacent the tab. The first and second springs are capable of biasing the tab into a biased position. The fir... | 10/25/2007 |
| 20070230050 | Low protrusion compensation air bearing Magnetic head sliders having air-bearing surfaces designed to reduce the protrusion compensation effect. The magnetic head slider includes: at least one front pad located an upstream portion of the slider and operative to generate a lifting force; and a rear pad that is... | 10/04/2007 |
| 20070188922 | Magnetic head and information storage apparatus There is provided a magnetic head and an information storage apparatus capable of applying light to a position close to a position to which a magnetic field is applied, without reducing the intensity of the magnetic field. The magnetic head includes a magnetic pole whic... | 08/16/2007 |
| 20070177303 | Head cleaning mechanism A cleaning apparatus for cleaning a media drive transducer head is provided. In one example, the apparatus includes a cleaning member (e.g., a brush having a plurality of bristles) and an actuator assembly operable to move the cleaning member from a position vertically ... | 08/02/2007 |
| 20070159720 | Heat assisted magnetic recording head and method of manufacturing the same A heat assisted magnetic recording (HAMR) head and manufacturing method are provided. The HAMR head is mounted on a slider having an air-bearing surface (ABS) and includes a substrate; a recording unit formed on the substrate and having a stepped end; a waveguide locate... | 07/12/2007 |
| 20070146930 | Head for perpendicular recording with a floating-trailing shield Heads for perpendicular recording using a floating-trailing shield are described. The floating-trailing shield is separated from the main pole piece by a layer of non-magnetic material along its entire length and the air bearing surface of the floating-trailing shield i... | 06/28/2007 |
| 20070133127 | Leader or cartridge attached tape head cleaning brush A cartridge is provided for cleaning a tape drive head. The cartridge includes a flexible member (e.g., a cartridge leader or tape portion) adapted for use with a tape drive and having a cleaning brush fixed thereto. The cleaning brush may be flexible and include a plur... | 06/14/2007 |
| 20070103814 | Thin-film magnetic head, head gimbal assembly, and hard disk drive A thin-film magnetic head comprises at least one of a magnetoresistive device for reading and an electromagnetic transducer device for writing, and a heating element provided in the head body part. The heating element has an up portion meandering between an origin and a... | 05/10/2007 |
| 20070053103 | Data storage device with heater, and control method therefor involving different control modes Embodiments of the invention reduce a possibility that a head will collide with a medium when the clearance between the head and the medium is adjusted by using a medium, and sufficiently reduce the clearance even at an initial stage of accessing a data area. In one emb... | 03/08/2007 |
| 20070053104 | Data storage device with heater, and control method therefor with timing control Embodiments of the invention reduce a possibility that a head will collide with a medium when the clearance between the head and the medium is adjusted by using a medium, and sufficiently reduce the clearance even at an initial stage of accessing a data area. In one emb... | 03/08/2007 |
| 20070041128 | Head cleaning apparatus and magnetic recording and reproducing device having the same A head cleaning apparatus and a magnetic recording and reproducing device having the same are disclosed. The head cleaning apparatus includes a cleaning member for cleaning a head, a lever member for supporting and fixing the cleaning member, and for operating to bring ... | 02/22/2007 |
| 20070030593 | Magnetic disk drive with heater to control flying height and manufacturing method thereof Embodiment of the invention improve the productivity of a magnetic disk drive that controls the flying height of a magnetic head by use of a heater. According to an embodiment, in a method for manufacturing a magnetic disk drive that writes/reads information to/from a m... | 02/08/2007 |
| 20060291098 | Thin-film magnetic head with heating element and heatsink A thin-film magnetic head that has an improved protrusion efficiency under the condition of not only assuring the reliability of the-heating operation, but also stabilizing the read output is provided. The head comprises: a magnetic head element for writing and/or readi... | 12/28/2006 |
| 20060285248 | Writer heater for recording heads A transducing device having a storage interface surface includes a writer having a pole tip region, a coil having a width positioned around the writer, and a heating element. The heating element extends to near the storage interface surface. A portion of the heating ele... | 12/21/2006 |
| 20060279878 | Magnetic disk unit and magnetic head slider In a magnetic disk unit, the flying height margin of a magnetic recording element part during recording is reduced, whereby improvement in recording density and increase in capacity or decrease in size of the unit is realized. In one embodiment, a magnetic disk unit has... | 12/14/2006 |
