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Dynamic information storage or retrieval June invention type 06/12Below 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. 06/28/2012 > 22 patent applications in 17 patent subcategories. invention type
20120163137 - Method and system for optically coupling a laser with a transducer in an energy assisted magnetic recording disk drive: A method and system for providing an energy assisted magnetic recording (EAMR) head are described. The EAMR head includes a laser, a slider, and an EAMR transducer. The laser has a main emitter and at least one alignment emitter. The slider includes at least one alignment waveguide, at least one... Agent: Western Digital (fremont), LLC
20120163138 - Integrated heat assisted magnetic recording head with extended cavity vertical cavity surface emitting laser diode: An apparatus includes a transducer assembly including a waveguide and a grating structured to couple electromagnetic radiation into the waveguide; and a body including an extended cavity vertical cavity surface emitting laser diode, and having an air bearing surface, wherein the transducer assembly is positioned adjacent to the body and... Agent: Seagate Technology LLC
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,... Agent: Seagate Technology LLC
20120163140 - Multi-stage focus actuator and optical head: Techniques are provided for using a multi-stage actuator to actuate one or more optical components of an optical head. The multi-stage actuator includes a cross-layer displacement component which actuates an optical component to change the beam focus in a displacement range corresponding to the thickness of the data layers in... Agent: General Electric Company
20120163141 - Optical disk device, optical pickup, and optical recording medium: An optical disk device (10) displaces an objective lens (18) so that the objective lens is displaced to a reference lens position as a reference. The optical disk device (10) controls an information light condensing point changing mechanism (55) so as to adjust the focus (FM) of an information light... Agent: Sony Corporation
20120163142 - Objective lens element and optical pickup device using the same: An objective lens element which can obtain appropriate spot performance only by simple position adjustment, and an optical pickup device using the objective lens element are provided. In the objective lens element, an amount of a generated third-order astigmatism of a spot which is formed when symmetry axes of optically... Agent: Panasonic Corporation
20120163143 - Optical disc recording method and optical disc recording apparatus: An optical disc recording method of determining a disc address when write and read operations are performed for an optical disc during recording power calibration in an optical disc recording apparatus having at least two optical head units including first and second optical head units is disclosed. The method includes:... Agent:
20120163144 - Measuring apparatus for hard disk drive: A measuring apparatus includes a first connector connected to a storage controller through a second connector of a motherboard. A control circuit receives voltage signals from the storage controller and converts the voltage signals to hard disk drive (HDD) power signals. A detecting circuit includes an AND gate and first... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.
20120163145 - Optical data storage media: Optical data storage media for bit-wise recording of a microhologram using an incident radiation at a wavelength of about 405 nm are provided. The optical storage medium includes (a) a non-photopolymer polymer matrix; (b) a non-linear sensitizer comprising a phenylethynyl platinum complex, wherein the non-linear sensitizer is capable of triplet-triplet... Agent: General Electric Company
20120163146 - Method and apparatus for writing data to optical storage medium: A method and apparatus for writing data to an optical storage medium are disclosed. A write signal indicating power levels of a laser diode is generated by encoding and decoding codewords. The codewords are generated and decoded according to a specific requirement proposed by the present invention. By doing so,... Agent: Mediatek Inc.
20120163147 - Synchronization detecting method and synchronization detecting circuit: A synchronization detecting circuit detects a synchronous signal from a reproduced signal of a recording medium in which a random shift method is employed. A window generator in the synchronization detecting circuit generates a third window having as a central phase one predicted phase in a second predicted coordinate that... Agent: Nec Electronics Corporation
20120163148 - Synchronization detecting method and synchronization detecting circuit: A synchronization detecting circuit detects a synchronous signal from a reproduced signal of a recording medium in which a random shift method is employed. A window generator in the synchronization detecting circuit generates a third window having as a central phase one predicted phase in a second predicted coordinate that... Agent: Nec Electronics Corporation
20120163149 - Content transmitting apparatus for transmitting content with copy control information, content identification information and content status information: A content transmitting apparatus and the like which execute copy control of content more securely than conventional, and can count copy number correctly according to the situation, even in the case where content transfer is interrupted are provided. The content reproducing apparatus 10 for transmitting content that is digital copyrighted... Agent: Panasonic Corporation
20120163150 - Migrating data from one recording medium to another: Provided is a storage mechanism that readably migrates a content of data from one recording medium to another over generations in a readable manner and provides the contents of the records from a current recording medium. A read/write controller comprises a mechanism for preparing an archive recording medium of a... Agent: International Business Machines Corporation
20120163152 - Optical information reprocessing apparatus and optical information reproducing method: In reproduction of a two-dimensional page data from an optical information recording medium utilizing holography, a reproduced two-dimensional page data is divided into a plurality of areas each of which has a predetermined size, the divided two-dimensional areas are individually subjected to adaptive equalizing, and then are coupled to restore... Agent: Hitachi Consumer Electronics Co., Ltd.
20120163156 - Objective lens element: A high-NA and thin objective lens which prevents occurrence of a crack during lens molding and can stably be molded is provided. The present invention is directed to an objective lens having an optical surface having power which is not negative. The objective lens is a single lens and is... Agent: Panasonic Corporation
20120163153 - Optical disc apparatus, focus search method, and focus search program: A focus search is performed for an optical disc. A focus drive voltage is output for moving an objective lens in a thickness direction of an optical disc. An average value of focus drive voltages is acquired and recorded while the optical disc is rotating at least one time in... Agent: Jvc Kenwood Corporation A Corporation Of Japan
20120163157 - Optical element and optical pickup device: An optical element which can be shared by three wavelengths for BD, DVD, and CD and which is easily manufactured is provided. An objective lens system includes an optical element 1A and a converging lens element 1B. A first surface of the optical element 1A on an incident side is... Agent: Panasonic Corporation
20120163154 - Optical element and optical pickup device using the same: An optical element which has optical steps each providing a phase difference to transmitted light and has low light amount loss and a high efficiency is provided. The optical element includes a symmetry axis, a plurality of optically functional surfaces which are ring-shaped regions around the symmetry axis, and a... Agent: Panasonic Corporation
20120163155 - Optical system for optical pickup:
20120163158 - Uv-curable composition for optical discs and optical disc: A UV-curable composition for optical discs contains a fluorine-containing UV-curable resin having a poly(perfluoroalkylene ether) chain and a UV-curable group. The fluorine-containing UV-curable resin exhibits good compatibility with the composition and satisfactorily localizes in and near a surface of a coating film. Thus, the composition can be used to form... Agent: Dic Corporation06/21/2012 > 13 patent applications in 12 patent subcategories. invention type
20120155232 - Directional waveguide coupler for abs reflected light: A waveguide structure for a TAMR head is disclosed wherein at least one detection waveguide is formed parallel to a main waveguide and located a gap distance therefrom. A light source transmits light into the main waveguide and towards an ABS/medium interface. A plasmon generator converts light from the waveguide... Agent: Headway Technologies, Inc.
20120155233 - Method for copy protection: A method for copy protection in which an audiovisual or audio data is divided into a plurality of portions. The plurality of portions is at least partly scrambled and prepared so as to be stored on a record carrier in the scrambled order. This is done so that a physical... Agent: Sony Dadc Austria Ag
20120155236 - Recording and/or reproducing apparatus, recording and/or reproducing method and information storage medium therefor: A recording and/or reproducing apparatus, a recording and/or reproducing method, and an information storage medium, wherein the recording and/or reproducing apparatus includes: a writing and/or reading unit writing data to or reading data from an information storage medium having one or more information recording layers; and a control unit controlling... Agent: Samsung Electro-mechanics Co., Ltd.
20120155235 - Method and device for retrieving information from an optical record carrier at various reading speeds: The present invention is related to a method and a reading device (1) for retrieving information from an optical record carrier (10) in which the read power level of a radiation beam (3) for scanning the optical record carrier is set in dependence on the read-out speed. The invention is... Agent: Koninklijke Philips Electronics N.v.
20120155234 - Recording methods and devices for recording information on dual layer recordable disks: The invention relates to recording methods for recording information on a dual layer recordable disk, and to corresponding recording devices. In one such method and recording device the OPC-area is variably located on a layer of the disk. In a preferred embodiment the OPC-area is located relative close to the... Agent: Koninklijke Philips Electronics N.v.
20120155237 - Optical information record/playback device: An optical information record/playback device of the present invention includes: a light source; a current driver for supplying current to the light source; an optical system for condensing light from the light source onto a recording medium; a monitoring section for monitoring light emission power of the light source; a... Agent: Panasonic Corporation
20120155238 - Storage device and information correction method: An information correcting method includes: detecting a first pattern in a radial direction and a second pattern formed obliquely to the radial direction on a track traversing the first and second patterns; counting number of the first pattern until the count value reaches number of the first pattern in one... Agent: Kabushiki Kaisha Toshiba
20120155239 - Channel circuit and method of detecting defect of magnetic disk drive: A channel circuit includes: a detecting module configured to sample a signal amplitude of a reproduced signal of a single-frequency pattern written on a medium, and to detect an amplitude change that is lower or higher than a threshold; and a judgement module configured to judge whether the reproduced signal... Agent: Kabushiki Kaisha Toshiba
20120155240 - Optical pick-up apparatus with diffractive optical element and optical recording/reproducing apparatus having the same: An optical pick-up apparatus for reproducing information recorded on an optical recording medium or recording information on the optical recording medium is provided. The optical pick-up apparatus includes a light source unit which generates beams; a diffraction element which diffracts the generated beams; and an objective lens which focuses a... Agent: Samsung Electronics Co., Ltd.
20120155241 - Optical pickup apparatus and objective optical unit: An optical pickup apparatus includes: a first light source for emitting a first light flux; a second light source for emitting a second light flux; a third light source for emitting a third light flux; and an objective optical unit having a first optical path difference providing structure and a... Agent: Konika Minolta Opto, Inc.
20120155242 - Method for high density data storage and imaging: An approach is presented for designing a polymeric layer for nanometer scale thermo-mechanical storage devices. Cross-linked polyimide oligomers are used as the recording layers in atomic force data storage device, giving significantly improved performance when compared to previously reported cross-linked and linear polymers. The cross-linking of the polyimide oligomers may... Agent: International Business Machines Corporation
20120155243 - Vibration damping device and disc device having vibration damping device: As a measure against vibration caused by disturbance due to mass eccentricity of a disc, a conventional disc device has a means to add an auxiliary mass that passively operates. This method has no way to enhance vibration damping effect other than setting the auxiliary mass to be large, and... Agent:
20120155244 - Information recording apparatus, information recording method, and information recording/processing program: An information recording apparatus recording disc structure definition information defining a structure of an optical disc, in management areas of the optical disc including a data area and the management areas positioned on inner and outer periphery sides of the data area, includes: a memory which stores disc structure definition... Agent: Pioneer Corporation06/14/2012 > 14 patent applications in 11 patent subcategories. invention type
20120147717 - Method of burn-in testing for thermally assisted head: A plurality of laser diode units is tested in a bar state, each of the laser diode units in which a laser diode that includes a first electrode and a second electrode formed on surfaces facing each other and that is mounted on a mounting surface of a submount such... Agent: Tdk Corporation
20120147718 - Patterned perpendicular magnetic recording medium with exchange-coupled composite recording structure of a fept layer and a co/x multilayer: A bit-patterned media (BPM) magnetic recording disk has discrete data islands with an exchange-coupled composite (ECC) recording layer (RL) formed of a high-anisotropy chemically-ordered FePt alloy lower layer, a lower-anisotropy Co/X laminate or multilayer (ML) upper layer with perpendicular magnetic anisotropy, wherein X is Pt, Pd or Ni, and an... Agent:
20120147716 - Thermally-assisted magnetic head: A thermally-assisted magnetic head that has an air bearing surface (ABS) facing a recording medium and that performs magnetic recording while heating the recording medium includes: a magnetic recording element that includes a pole of which an edge part is positioned on the ABS and which generates magnetic flux traveling... Agent: Tdk Corporation
20120147719 - Information recording apparatus and information recording method: An information recording apparatus for recording additional content on a medium on which a title including one or more files is already recorded, includes means for designating a title to be added on the medium; means for transmitting disc package information, the disc package information and unique IDs; means for... Agent: Mitsubishi Electric Corpopation
20120147720 - Circuit for generating a signal for controlling reproduction of data recorded on an optical disc: According to one embodiment, a circuit for generating a signal has an amplifier, first and second detection circuits, first and second A/D converters, and a digital signal processing circuit. The amplifier amplifies an electric signal corresponding to an intensity of a reflected light from an optical disc. The first detection... Agent: Kabushiki Kaisha Toshiba
20120147721 - Method for identifying disc: A method for identifying a disc is provided. The method comprising steps of: controlling an optical reader to fetch content stored at a selected position and counting time period; stopping counting and acquiring an access time after receiving the error message; determining if the access time is greater than a... Agent: Lite-on It Corporation
20120147722 - Nanometer scale instrument for biochemically, chemically, or catalytically interacting with a sample material: A data storage system that includes a positioning system for positioning the write/read mechanism and the storage medium of the data storage device with respect to each other in first and second predefined directions. In several embodiments, the read/write mechanism is used to mechanically write data to and electrically read... Agent: General Nanotechnology, L.L.C.
20120147723 - Information recording device, information reproducing device, recording medium manufacturing device, information recording medium, method, and program: An information recording processing constitution realizing both readout difficulty and high-precision readout is provided. Superimposition recording of highly secret additional information such as a cryptographic key in a groove signal recorded on a disk, which superimposition recording realizes both readout difficulty and high-precision readout, can be performed. The groove signal... Agent: Sony Corporation
20120147724 - Optical data storage media and methods for using the same: An optical data storage medium is provided. The optical data storage medium includes a polymer matrix; a reactant capable of undergoing a change upon triplet excitation, thereby causing a refractive index change; and a non-linear sensitizer capable of absorbing actinic radiation to cause upper triplet energy transfer to said reactant.... Agent: General Electric Company
20120147725 - Reproducing apparatus and reproducing method: A reproducing apparatus includes: a first laser irradiation section irradiating an optical recording medium having a bulk recording layer and recording marks formed by focusing a laser beam on each predetermined layer position in the recording layer, with a first laser beam through an objective lens; a focus position adjusting... Agent: Sony Corporation
20120147726 - Optical head and optical information device: Provided are an optical head and an optical information device capable of inhibiting the temperature rise of a photodetector. An optical head (10) includes a semiconductor laser (101) which emits a luminous flux, an objective lens (105) which focuses the luminous flux emitted from the semiconductor laser (101) on the... Agent:
20120147727 - Vertical cavity surface emitting laser, vertical-cavity-surface-emitting-laser device, optical transmission apparatus, and information processing apparatus: A vertical cavity surface emitting laser includes a semiconductor substrate, a first semiconductor multilayer film reflector of a first conductivity type laminated on the semiconductor substrate, a resonator, and a second semiconductor multilayer film reflector of a second conductivity type laminated on the resonator. In each of the first and... Agent: Fuji Xerox Co., Ltd.
20120147728 - High density data storage medium, method and device: A composition of matter for the recording medium of nanometer scale thermo-mechanical information storage devices and a nanometer scale thermo-mechanical information storage device. The composition includes: one or more polyaryletherketone copolymers, each of the one or more polyaryletherketone copolymers comprising (a) a first monomer including an aryl ether ketone and... Agent: International Business Machines Corporation
20120147729 - Portable electronic device with disc drive: A portable electronic device includes a first main body and a disc drive. The disc drive is received in the first main body. The disc drive includes a second main body, a driving element, and a laser assembly. The second main body is rotatably received in the first main body.... Agent: Fu Tai Hua Industry (shenzhen) Co., Ltd.06/07/2012 > 7 patent applications in 7 patent subcategories. invention type
20120140605 - Static toc indexing system and method: A method and system is provided for doing compact disc TOC look-ups cheaply and efficiently by using a special indexing mechanism particularized to TOC look-ups. The indexing scheme allows a successful search of TOCs using as few as 2 disk seeks in contrast to the usual hundreds of disk seeks... Agent:
20120140606 - Information storage device, information recording medium, and information storage method: An information storage device includes an information recording medium, at least a single light source that emits laser light, an illuminating unit that illuminates substantially the same position of the information recording medium with two light rays generated from the laser light, in different directions, a light detecting unit that... Agent: Kabushiki Kaisha Toshiba
20120140608 - Method for detecting obliquity of optical disc drive based on function between obliquity and central error signal bias: A method for detecting an obliquity of an optical disc drive is disclosed. The method includes the following steps: setting up and storing a function between the obliquity and a central error signal bias by performing a current level calibration upon a plurality of obliquities of the optical disc drive... Agent:
20120140607 - Signal processing apparatus for optical disc and method thereof: A signal processing apparatus for an optical disc with a first type region and a second type region is disclosed. The signal processing apparatus comprises: a determining unit, arranged to determine that an input signal is a first type input signal derived from the first type region or a second... Agent:
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,... Agent: Seagate Technology LLC
20120140610 - Optical information recording medium, and substrate and manufacturing method for the optical information recording medium: In an optical disk including at least a rewritable phase change material and comprising a recording layer having a reflectivity of more than 15%, an address output value as an address pit signal component occupying in a reproduced signal in a non recording state is prescribed to be 0.18 though... Agent:
20120140611 - Optical information recording medium, and substrate and manufacturing method for the optical information recording medium: In an optical disk including at least a rewritable phase change material and comprising a recording layer having a reflectivity of more than 15%, an address output value as an address pit signal component occupying in a reproduced signal in a non recording state is prescribed to be 0.18 though... Agent:Previous industry: Horology: time measuring systems or devices
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