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Dynamic information storage or retrieval October categorized by USPTO classification 10/12

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.
  
10/25/2012 > 5 patent applications in 5 patent subcategories. categorized by USPTO classification

20120269047 - Method for performing burn-in test: A method of the invention for performing burn-in test includes assembling, on a fixture stand, a plurality of light source elements and a plurality of light detectors for monitoring a light output from a corresponding one of the plurality of light source elements; and electrifying the plurality of light source... Agent: Tdk Corporation

20120269048 - Method of manufacturing heat-assisted magnetic recording head with internal mirror: A manufacturing method for a heat-assisted magnetic recording head includes the step of forming an internal mirror that includes a reflecting film support body and a reflecting film. The reflecting film support body includes first and second inclined surfaces. The reflecting film includes first and second portions that are located... Agent: Headway Technologies, Inc.

20120269049 - Optical recording medium having auxiliary information and reference clock: An information recording medium is composed of a substrate having a microscopic pattern constituted by a continuous substrate of grooves formed with a groove portion and a land portion alternately, a recording layer, and a light transmitting layer. The microscopic pattern is formed with satisfying a relation of P≦λ/NA, wherein... Agent: Jvc Kenwood Corporation

20120269050 - Polymer compound, composition for alignment film, alignment film, optical element, and optical information writing/reading device: To provide a polymer compound capable of forming an alignment film which has a sufficient aligning performance to a liquid crystalline compound and which is excellent also in adhesion with an optical anisotropic film obtainable by polymerizing a liquid crystalline compound in an aligned state, and a composition containing it,... Agent: Asahi Glass Company, Limited

20120269051 - Objective lens for optical pickup device and optical pickup device: Disclosed are an objective lens for optical pickup device and an optical pickup device that are capable of recording/reproducing information for an optical disc having multilayered information recording surfaces with achieving compactness and reduced cost. In the objective lens and the optical pickup device, under the assumption that TMAX (mm)... Agent:

  
10/18/2012 > 6 patent applications in 6 patent subcategories. categorized by USPTO classification

20120263024 - Heat assisted narrow pole design with trailing shield: A TAMR (Thermal Assisted Magnetic Recording) writer has a narrow pole tip with a trailing edge magnetic shield. The narrow pole tipped write head uses the energy of laser generated edge plasmons, formed in a plasmon generating layer, to locally heat a PMR magnetic recording medium below its Curie temperature,... Agent: Headway Technologies, Inc.

20120263025 - Optical disc device: An optical disc device includes a tracking error signal amplitude adjuster for measuring the amplitude of a tracking error signal when an optical pickup is located at an inside peripheral location of an optical disc, and at one or more outside peripheral location, and calculating a ratio of the measured... Agent: Funai Electric Co., Ltd.

20120263026 - Method for determining eccentricity of optical disc: A method for determining an eccentricity of an optical disc is provided. The method includes predetermining a plurality of optical disc with known eccentric distances, respectively measuring a ratio of maximum and minimum amplitudes of a tracking error signal of the optical discs, establishing an eccentric distance ratio table or... Agent: Quanta Storage Inc.

20120263027 - Method for determining phase difference of tracking error signal: A method for determining a phase difference of a tracking error signal is provided. The method includes: predetermining a plurality of phase differences, measuring MPP and SPP signals, establishing a phase difference curve by use of an amplitude ratio between (MPP+SPP) and (MPP−SPP), measuring MPP and SPP signals for a... Agent: Quanta Storage Inc.

20120263028 - Reproducing system for mediums and method for reproducing digital data and identifying the same: A method for reproducing digital data and identifying the same by executing a software program stored in a memory of a computer is disclosed. The method includes: reading digital data; identifying total size of the digital data; saving the digital data as a temporary file; receiving a request for selecting... Agent:

20120263029 - Optical information recording medium: An optical information recording medium (1) includes on a substrate (50), a ROM layer (20), a RE layer (40), an intermediate layer (30) separating the ROM layer (20) and the RE layer (40), and a light transmitting layer (10) provided farthest from the substrate (50). The RE layer (40) is... Agent: Memory-tech Corporation

  
10/11/2012 > 8 patent applications in 8 patent subcategories. categorized by USPTO classification

20120257483 - Magneto-optical switching device and method for switching a magnetizable medium: The invention relates to a magneto-optical switching device for switching magnetization in a medium, comprising a magnetizable medium. According to the invention, a radiation system suited for imparting angular momentum to the magnetic spin system of said magnetizable medium, so as to selectively orient the magnetization of said medium. In... Agent: Stichting Katholieke Universiteit, More Particulary The Radboud University Nijmegen

20120257484 - Optical elements and information storage devices including the same: An optical element and an information storage device including the same. The optical element may include an optical waveguide structure for transforming circularly polarized light into plasmon and transmitting the plasmon. The optical waveguide structure may emit a circularly polarized plasmonic field. The optical element may be used in an... Agent: Samsung Electronics Co., Ltd.

20120257485 - Method of, and apparatus for, recording address information to disc medium: In step S1, the address generator generates address information composed of a sync signal which is recorded on an optical disc, address data and an error correction code for the address data, pre-encodes and supplies it to a modulator. At the same time, a carrier signal generator generates a carrier... Agent: Sony Corporation

20120257486 - Reproducing system for mediums and method for identifying digital data of the mediums and reproducing the same: A method for identifying digital data and reproducing the same by executing a software program stored in a memory of a computer is disclosed. The method includes: reading a plurality of source mediums; identifying digital data of the plurality of source mediums; saving the digital data as a temporary file;... Agent:

20120257487 - Optical disc drive: An optical disc drive according to the present invention includes: a laser light source 2 for emitting a laser beam; a photodetector 10 for detecting a signal that has been supplied from an optical disc 100; and an optical system 200 for irradiating the optical disc 100 with the laser... Agent: Panasonic Corporation

20120257488 - Method and apparatus for reading from a near-field optical recording medium, and near-field lens for the apparatus:

20120257489 - Recording/reproducing apparatus and recording/producing system: A recording/reproducing apparatus includes an optical source and a near-field light generating unit. The near-field light generating unit includes two conductors facing to each other at a predetermined distance and generating near-field light between the two conductors by irradiation of light from the optical source. These two conductors are arranged... Agent: Sony Corporation

20120257490 - Gratings for waveguide coupling: An apparatus includes a waveguide including a core layer and first and second cladding layers positioned on opposite sides of the core layer, a plurality of slots extending through the core layer and into the first and second cladding layers, a filler material in the slots, wherein the core has... Agent: Seagate Technology LLC

  
10/04/2012 > 18 patent applications in 17 patent subcategories. categorized by USPTO classification

20120250472 - Magnetic head for microwave assisted magnetic recording: A magnetic head that writes information to a recording medium includes a magnetic pole layer that generates a writing magnetic field to the recording medium, a microstripline that is disposed in proximity to the magnetic pole layer and to which high frequency current is applied, and a ferromagnetic thin film... Agent: Tdk Corporation

20120250473 - Method and devices for copy protection, copy protected record carrier: A method for copy protection includes providing audiovisual or audio data stored in sectors of a record carrier having a file system, and providing additional or modified data to be stored in further sectors. The method includes generating a first file of the file system referencing at least a part... Agent: Sony Dadc Corporation

20120250474 - Optical disk apparatus: An optical disk apparatus which conducts overwriting of data on a rewritable optical disk or conducts write-once recording of data on a write-once optical disk includes a control unit for receiving a recording command which specifies a recording area and orders recording and receiving transfer data, and a collation unit... Agent: Hitachi-lg Data Storage, Inc.

20120250475 - Recording and/or reproducing apparatus: A recording and/or reproducing apparatus includes a recording medium accommodation table including recording medium accommodation portions each capable of accommodating a recording medium, a recording medium drive unit on which the recording medium is removably mounted and which is capable of performing recording and/or reproduction of an information signal onto... Agent: Sony Corporation

20120250476 - Recording/reproducing device: The present invention relates to a recording/reproducing device that records data on a double-sided recordable optical disk for storage and management purposes. The device includes a unit which stores a plurality of optical disks, a unit which records data onto and reproduces data from an upper side of an optical... Agent: Hitachi - Lg Data Storage, Inc.

20120250477 - Method and devices for copy protection, copy protected record carrier: A method for copy protection includes providing audiovisual or audio data stored in sectors of a record carrier having a file system, and providing additional data to be stored in further sectors. The method includes generating first and second files referencing respective first and second parts of the sectors and... Agent: Sony Dadc Corporation

20120250478 - Optical disc apparatus: An optical disc apparatus, for recording or reproducing information by irradiating a laser beam on an optical disc. More particularly, the present application relates to an optical pickup of the optical disc apparatus that produces a tracking error signal, in general, and the optical disc apparatus executes a tracking servo... Agent:

20120250479 - Electron beam exposure system and electron beam exposure method: When applying an electron beam to a master substrate of disk-shaped recording medium placed on a rotation stage, while rotating the master substrate by rotating the rotation stage, to write a master pattern of disk-shaped recording medium on the master substrate, causing the writing to be suspended based on abnormality... Agent: Fujifilm Corporation

20120250480 - Method for adjusting recording condition, optical disc device, and information recording method: Provided is a recording adjustment method capable of controlling an edge position of a mark with high accuracy. Based on the acquired read-out signal waveform, a starting position of a last pulse is adjusted such that a so-called L-SEAT shift value for an end edge of the mark becomes minimum.... Agent:

20120250481 - Disc device: Provided is an optical disc drive device which stably controls an actuator of an optical pickup, by individually controlling an optical spot when following the guide track and an optical spot when recording/reproducing information on/from each recording layer. An optical spot when following the guide track and an optical spot... Agent: Hitachi Consumer Electronics Co., Ltd.

20120250482 - Optical disc device and recording method: An optical disc device and a recording method is provided in which information can be additionally recorded on an optical disc, which has a servo layer and recording layers separately formed, by accurately correcting a relative angle between a light beam and the optical disc used in the previous recording... Agent: Hitachi Consumer Electronics Co., Ltd.

20120250483 - Write power adjustment method and information recording method: In write power adjustment for an optical disc having a plurality of information storage layers, data of trial writing is varied by the influence of layers other than a target layer. It is difficult, therefore, to determine optimal write power. A modulation M[m] is obtained from a reproduction signal amplitude... Agent:

20120250484 - Proximity sensing system: A data storage system for detecting a location of a head relative to a magnetic media is described. This system comprises arms, a preamplifier circuit coupled to the arms for controlling the arms, a proximity sensing system positioned within the preamplifier circuit, the proximity sensing system comprising: an input stage... Agent:

20120250485 - Recording/reproducing apparatus and recording/producing system: A recording/reproducing apparatus includes an optical source and a near-field light generating unit. The near-field light generating unit includes two conductors facing to each other at a predetermined distance and generating near-field light between the two conductors by irradiation of light from the optical source. These two conductors are arranged... Agent: Sony Corporation

20120250486 - Method and apparatus for reading from and/or writing to an optical recording medium: A method and an apparatus for reading data from or writing data to an optical recording medium is described, the data being stored as marks having different lengths. Marks having a length below the limit of diffraction at a first wavelength are read or written with the first wavelength, whereas... Agent:

20120250487 - Elastic member, mounting structure of optical element, and pickup apparatus having the same: A mounting structure of an optical element, includes: an optical element; an elastic member usable when the optical element is mounted; and a holding unit configured to be mounted with the optical element and the elastic member, the elastic member configured to be pressed into the holding unit, the holding... Agent: Sanyo Electric Co., Ltd.

20120250488 - Rotor hub, motor, and disk driving device: A rotor hub includes a shaft connecting portion arranged to be connected to a shaft serving as a central axis, a disk loading portion centered about the central axis and arranged to support a disk shaped storage medium mounted thereon, a yoke arranged below the disk loading portion and supporting... Agent: Nidec Corporation

20120250489 - Vibration-reduced turntable: The present document describes a vibration-reduced turntable adapted to receive a disc, the vibration-reduced turntable comprising: a frame; a first platter mounted on the frame and for receiving the disc, the first platter for rotation in a first direction; a second platter mounted on one of: the frame and the... Agent:

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