Patent application number | Description | Published |
20100108636 | Integrated Tool for Fabricating an Electronic Component - A tool for use in fabricating an electronic component includes a plurality of processing modules and a transfer chamber in communication with each of the plurality of processing modules. The transfer chamber includes a component for transferring a structure to each of the plurality of processing modules. The plurality of processing modules and the transfer chamber are sealed from the surrounding environment and are under a vacuum. The plurality of processing modules includes a first module configured to perform a first process on the structure and a second module configured to perform a second process on the structure. The first process includes performing at least one shaping operation on the structure. | 05-06-2010 |
20100321831 | WRITE POLE FABRICATED USING A CARBON HARD MASK AND METHOD OF MAKING - A magnetic writer comprises a write pole, a substrate and a non-magnetic, oxygen-free buffer material. The write pole has a leading edge, a trailing edge, a first side and second side. The substrate is at the leading edge of the write pole. The non-magnetic, oxygen-free buffer material is located between the write pole and the substrate. | 12-23-2010 |
20110032642 | COMMONLY-POLED PIEZOELECTRIC DEVICE - A system for poling piezoelectric devices comprises a plurality of thin-film components, a plurality of piezoelectric devices, a poling pad for poling the piezoelectric devices, a plurality of traces, and a plurality of current-limiting elements. The thin-film components are separated by dice lanes to form an array, and the piezoelectric devices are formed on the thin-film components. The traces connect the piezoelectric devices across the dice lanes in parallel to the poling pad. Each current-limiting element is connected in series with one of the piezoelectric devices, in order to limit current to individual piezoelectric devices that experience current-related failure. | 02-10-2011 |
20110205863 | HAMR NFT Materials With Improved Thermal Stability - A near field transducer includes gold and at least one dopant. The dopant can include at least one of: Cu, Rh, Ru, Ag, Ta, Cr, Al, Zr, V, Pd, Ir, Co, W, Ti, Mg, Fe, or Mo. The dopant concentration may be in a range from 0.5% and 30%. The dopant can be a nanoparticle oxide of V, Zr, Mg, Ca, Al, Ti, Si, Ce, Y, Ta, W, or Th, or a nitride of Ta, Al, Ti, Si, In, Fe, Zr, Cu, W or B. | 08-25-2011 |
20110205864 | Optical Waveguide Clad Material - An apparatus includes a waveguide having a core layer and first and second cladding layers on opposite sides of the core layer, wherein the cladding layers comprise a binary oxide composition. In another example, the cladding layers include a ternary or quaternary combination of oxides and/or oxynitrides. In another example, the cladding layers include a silicon oxynitride. | 08-25-2011 |
20120045662 | Recording Head For Heat Assisted Magnetic Recording With Diffusion Barrier Surrounding A Near Field Transducer - An apparatus includes a near field transducer positioned adjacent to an air bearing surface, a first magnetic pole, a heat sink positioned between the first magnetic pole and the near field transducer, and a diffusion barrier positioned between the near field transducer and the first magnetic pole. The diffusion barrier can be positioned adjacent to the magnetic pole or the near field transducer. | 02-23-2012 |
20120140609 | OPTICAL WAVEGUIDE CLAD MATERIAL - An apparatus includes a waveguide having a core layer and first and second cladding layers on opposite sides of the core layer, wherein the cladding layers comprise a binary oxide composition. In another example, the cladding layers include a ternary or quaternary combination of oxides and/or oxynitrides. In another example, the cladding layers include a silicon oxynitride. | 06-07-2012 |
20120163139 | HEAT-SINKS FOR OPTICAL NEAR-FIELD TRANSDUCERS - Thermal energy is generated within an optical NFT when in operation within a HAMR head. A heat-sink assembly within the HAMR head extracts thermal energy from the optical NFT and transmits the thermal energy via convection to air surrounding the HAMR head, radiation to surfaces adjacent to the HAMR head, and/or conduction to other parts of the HAMR head. The thermal energy generated within the optical NFT is conducted to the heat-sink. An air-bearing surface of the heat-sink convectively transfers at least some of the thermal energy to air passing between the air-bearing surface and a surface of an adjacent magnetic medium. Further, some of the thermal energy may also radiatively transfer from the air-bearing surface to the magnetic medium. | 06-28-2012 |
20120236437 | WRITE POLE FABRICATED USING A CARBON HARD MASK AND METHOD OF MAKING - A magnetic writer comprises a write pole, a substrate and a non-magnetic, oxygen-free buffer material. The write pole has a leading edge, a trailing edge, a first side and second side. The substrate is at the leading edge of the write pole. The non-magnetic, oxygen-free buffer material is located between the write pole and the substrate, and the oxygen-free buffer material is selected from Re, Ru, Os, Rh, Ir, and combinations thereof. | 09-20-2012 |
20120268845 | WRITE POLE AND SHIELD WITH DIFFERENT TAPER ANGLES - A first trench sidewall has a continuous first taper angle that terminates at a first plane. At least one layer may be deposited that forms a second trench sidewall with a continuous second taper angle that extends a predetermined depth past the first plane and is less than the first taper angle. A write pole may then be formed on the second trench sidewall with the write pole being closer to the first trench sidewall at the predetermined depth than at the first plane. | 10-25-2012 |
20120268846 | Magnetic Element With Enhanced Coupling Portion - An apparatus and associated method may be used to produce a magnetic element capable of detecting changes in magnetic states. Various embodiments of the present invention are generally directed to a magnetically responsive lamination of layers with a first portion and a laterally adjacent second portion. The second portion having a predetermined roughness between at least two layers capable of producing orange-peel coupling. | 10-25-2012 |
20130026883 | COMMONLY-POLED PIEZOELECTRIC DEVICE - A system for poling piezoelectric devices comprises a plurality of thin-film components, a plurality of piezoelectric devices, a poling pad for poling the piezoelectric devices, a plurality of traces, and a plurality of current-limiting elements. The thin-film components are separated by dice lanes to form an array, and the piezoelectric devices are formed on the thin-film components. The traces connect the piezoelectric devices across the dice lanes in parallel to the poling pad. Each current-limiting element is connected in series with one of the piezoelectric devices, in order to limit current to individual piezoelectric devices that experience current-related failure. | 01-31-2013 |
20130070576 | RECORDING HEAD FOR HEAT ASSISTED MAGNETIC RECORDING WITH DIFFUSION BARRIER SURROUNDING A NEAR FIELD TRANSDUCER - An apparatus includes a near field transducer positioned adjacent to an air bearing surface, a first magnetic pole, a heat sink positioned between the first magnetic pole and the near field transducer, and a diffusion barrier positioned between the near field transducer and the first magnetic pole. The diffusion barrier can be positioned adjacent to the magnetic pole or the near field transducer. | 03-21-2013 |
20130128385 | OVERCOATS THAT INCLUDE MAGNETIC MATERIALS - A device having an air bearing surface, the device including a writer portion having an air bearing surface at the air bearing surface of the device; and an overcoat layer disposed on at least a portion of the air bearing surface of the writer portion, wherein the overcoat includes a material having a magnetic moment of at least about 0.1 Tesla (T). | 05-23-2013 |
20130182545 | HEAT ASSISTED MAGNETIC RECORDING (HAMR) HEADS INCLUDING COMPONENTS MADE OF NICKEL ALLOYS - A magnetic device that includes a write pole having a write pole tip; a read pole having a read pole tip; an optical near field transducer; and a contact pad. The contact pad includes Ni | 07-18-2013 |
20130186765 | ELECTRODEPOSITION METHODS - Methods of depositing a magnetic material on a substrate, the methods including placing a substrate in an plating solution, the plating solution including an additive selected from malonic acid derivatives; β-diketones and β-diketone derivatives; and C | 07-25-2013 |
20130235707 | HAMR NFT MATERIALS WITH IMPROVED THERMAL STABILITY - A near field transducer includes gold and at least one dopant. The dopant can include at least one of: Cu, Rh, Ru, Ag, Ta, Cr, Al, Zr, V, Pd, Ir, Co, W, Ti, Mg, Fe, or Mo. The dopant concentration may be in a range from 0.5% and 30%. The dopant can be a nanoparticle oxide of V, Zr, Mg, Ca, Al, Ti, Si, Ce, Y, Ta, W, or Th, or a nitride of Ta, Al, Ti, Si, In, Fe, Zr, Cu, W or B. | 09-12-2013 |
20130271889 | COMMONLY-POLED PIEZOELECTRIC DEVICE - A system for poling piezoelectric devices comprises a plurality of thin-film components, a plurality of piezoelectric devices, a poling pad for poling the piezoelectric devices, a plurality of traces, and a plurality of current-limiting elements. The thin-film components are separated by dice lanes to form an array, and the piezoelectric devices are formed on the thin-film components. The traces connect the piezoelectric devices across the dice lanes in parallel to the poling pad. Each current-limiting element is connected in series with one of the piezoelectric devices, in order to limit current to individual piezoelectric devices that experience current-related failure. | 10-17-2013 |
20130279315 | NEAR FIELD TRANSDUCERS INCLUDING NITRIDE MATERIALS - An apparatus that includes a near field transducer, the near field transducer including an electrically conductive nitride. | 10-24-2013 |
20130330573 | Layered Near-field Transducer - A near-field transducer includes a substrate that defines a substrate-parallel plane. The near-field transducer also includes a composite layer deposited on the substrate-parallel plane. The composite layer has a first layer of the plasmonic material and a second layer of an insertion material adjacent the substrate. The insertion material reduces plastic deformation of the near-field transducer at elevated temperatures. | 12-12-2013 |
20130343167 | RECORDING HEAD FOR HEAT ASSISTED MAGNETIC RECORDING WITH DIFFUSION BARRIER SURROUNDING A NEAR FIELD TRANSDUCER - An apparatus includes a near field transducer positioned adjacent to an air bearing surface, a first magnetic pole, a heat sink positioned between the first magnetic pole and the near field transducer, and a diffusion barrier positioned between the near field transducer and the first magnetic pole. The diffusion barrier can be positioned adjacent to the magnetic pole or the near field transducer. | 12-26-2013 |
20140004384 | INTERLAYER FOR DEVICE INCLUDING NFT AND CLADDING LAYERS | 01-02-2014 |
20140050057 | RECORDING HEAD INCLUDING NFT AND HEATSINK - An apparatus including a near field transducer positioned adjacent to an air bearing surface, the near field transducer comprising silver (Ag) and at least one other element or compound; a first magnetic pole; and a heat sink positioned between the first magnetic pole and the near field transducer, wherein the heat sink includes: rhodium (Rh) or an alloy thereof; ruthenium (Ru) or an alloy thereof; titanium (Ti) or an alloy thereof; tantalum (Ta) or an alloy thereof; tungsten (W) or an alloy thereof; borides; nitrides; transition metal oxides; or palladium (Pd) or an alloy thereof. | 02-20-2014 |
20140050058 | RECORDING HEAD INCLUDING A NEAR FIELD TRANSDUCER - An apparatus including a near field transducer positioned adjacent to an air bearing surface, the near field transducer including an electrically conductive nitride; a first magnetic pole; and a heat sink, a diffusion barrier layer, or both positioned between the first magnetic pole and the near field transducer, wherein the heat sink, the diffusion barrier or both include rhodium (Rh) or an alloy thereof; ruthenium (Ru) or an alloy thereof titanium (Ti) or an alloy thereof tantalum (Ta) or an alloy thereof tungsten (W) or an alloy thereof borides; nitrides; transition metal oxides; or palladium (Pd) or an alloy thereof. | 02-20-2014 |
20140254334 | ENCAPSULATED LASER DIODE FOR HEAT-ASSISTED MAGNETIC RECORDING - A magnetic write head is disclosed that includes a slider that includes a laser diode having a light-emitting edge or surface of a laser diode and an optical waveguide. The disclosed magnetic write head also includes a dielectric layer disposed in a gap between the laser diode and an input to the optical waveguide. The dielectric layer fills the gap completely and provides a low-loss optical pathway for the laser diode to the input of the optical waveguide. Also disclosed is a method that includes spinning on a dielectric in a gap between the light-emitting surface and the optical waveguide coupler, wherein after the spinning on, the laser diode is optically coupled to the optical waveguide coupler through the dielectric. | 09-11-2014 |
20140269235 | MAGNETORESISTIVE ELEMENT WITH NANO-CRYSTALLINE SHIELD - A magnetoresistive data writer and reader may be generally configured at least with a magnetoresistive (MR) element contacting a magnetic shield that is contrasted of (Ni | 09-18-2014 |
20140269238 | HEAD TRANSDUCER EMPLOYING THERMAL SENSOR WITH HIGH-TCR TRANSPARENT CONDUCTING OXIDE - A head transducer includes a thermal sensor comprising a conducting ceramic material having a temperature coefficient of resistance. The thermal sensor can comprise a transparent conducting oxide having a temperature coefficient of resistance. The thermal sensor can be situated proximate a near-field transducer of the heat-assisted magnetic recording head transducer. | 09-18-2014 |
20140376342 | NEAR-FIELD TRANSDUCER PEG ENCAPSULATION - A near field transducer with a peg region, an enlarged region disposed adjacent the peg region, and a barrier material disposed between the peg region and the enlarged region. The barrier material reduces or eliminates interdiffusion of material between the peg region and the enlarged region. | 12-25-2014 |
20140376344 | NEAR FIELD TRANSDUCER AND HEAT SINK DESIGN FOR HEAT ASSISTED MAGNETIC RECORDING - Apparatuses, systems, and methods are disclosed related to heat assisted magnetic recording. According to one embodiment, an apparatus that includes a heat sink region and a near field transducer region is disclosed. The near field transducer region is thermally coupled to the heat sink region. At least one of the heat sink region and the near field transducer region includes both an inner core and an outer shell. The inner core can be comprised of a non-plasmonic material and the outer shell can be comprised of a plasmonic material. In further embodiments, the inner core is comprised of a material having a relatively higher electron-phonon coupling constant and the outer shell is comprised of a material having a relatively lower electron-phonon coupling constant. | 12-25-2014 |
20150041429 | INTEGRATED TOOL FOR FABRICATING AN ELECTRONIC COMPONENT - A tool for use in fabricating an electronic component includes a plurality of processing modules and a transfer chamber in communication with each of the plurality of processing modules. The transfer chamber includes a component for transferring a structure to each of the plurality of processing modules. The plurality of processing modules and the transfer chamber are sealed from the surrounding environment and are under a vacuum. The plurality of processing modules includes a first module configured to perform a first process on the structure and a second module configured to perform a second process on the structure. The first process includes performing at least one shaping operation on the structure. | 02-12-2015 |