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Dynamic information storage or retrieval August inventions list 08/12Below 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. 08/30/2012 > 8 patent applications in 7 patent subcategories. inventions list
20120218871 - Thermally assisted recording head having recessed waveguide with near field transducer and methods of making same: An apparatus according to one embodiment includes a near field transducer comprising a conductive metal film; and an optical waveguide for illumination of the near field transducer, a light guiding core layer of the optical waveguide being spaced from the near field transducer by less than about 100 nanometers and... Agent:
20120218873 - Method and device for sensitivity compensation:
20120218872 - Optical disc device: An optical disc device includes an optical source for emitting an optical beam, an incident intensity control circuit for controlling an intensity of the optical beam emitted from the optical source, an objective lens for focusing the optical beam on an optical disc, an optical detector for receiving the optical... Agent:
20120218874 - Optical head: An optical head capable of recording or playing back optical discs is provided. The optical disc comprises a light source to emit a beam, an objective to focus the beam on an optical disc, a beam dividing element having a plurality of divided areas with which to divide a cross... Agent:
20120218875 - Optical information recording apparatus and method: To ensure a favorable recording characteristic for a write-once recording medium for a bluish-purple laser, an optical information recording apparatus includes ways to write power to form recording marks, a space forming power to form spaces, pulse width of a cooling pulse and ways to record information onto the optical... Agent: Taiyo Yuden Co., Ltd.
20120218876 - Recording parameter setting device, program thereof, computer-readable recording medium containing the program, information recording medium, recording/reproducing device, and recording parameter setting method: A recording parameter setting device setting parameters of pulse sequences forming recording marks on recording media. The device includes a storage section storing first and second look-up tables, and a recording parameter setting section for obtaining from the tables and setting parameters corresponding to recording information. The pulse sequences form... Agent: Sharp Kabushiki Kaisha
20120218877 - Media record/play device and media record/play method: In the case where a spare area management method using an NAP of a spare area on a recordable medium is applied to a spare area management method of a spare area on a rewritable medium, in order to alleviate a recording stop caused by retry over in a replacement... Agent:
20120218878 - Objective lens, optical pickup apparatus, and optical information recording reproducing apparatus: An objective lens a first optical path difference providing structure in which a first basic structure and a second basic structure are overlapped with each other. The first basic structure is a blaze-type structure which emits a Xth-order diffracted light flux, when the first light flux passes through the first... Agent: Konica Minolta Opto, Inc.08/23/2012 > 13 patent applications in 10 patent subcategories. inventions list
20120213041 - Heat-assisted magnetic write head, head gimbals assembly, head arm assembly, and magnetic disk device: A heat-assisted magnetic write head includes: a magnetic pole having an end surface exposed to an air bearing surface; a waveguide extending toward the air bearing surface to propagate light; a plasmon generator provided between the magnetic pole and the waveguide and generating near-field light from the air bearing surface,... Agent: Tdk Corporation
20120213042 - Heat-assisted magnetic write head, head gimbals assembly, head arm assembly, and magnetic disk device: A heat-assisted magnetic write head includes a magnetic pole having an end surface exposed at an air bearing surface, a waveguide extending toward the air bearing surface to propagate light, and a plasmon generator provided between the magnetic pole and the waveguide, and generating near-field light from the air bearing... Agent: Tdk Corporation
20120213043 - Information processing apparatus, information processing method, and program: An acquisition section acquires image data having a plurality of frames. Table information is written into a store when the image data is acquired. The table information includes first position information representing absolute position information of each of the plurality of frames and second position information representing relative position information... Agent:
20120213046 - Optical pickup device and optical disc apparatus: In an optical pickup device for a simple optical system, a light beam emitted from a laser diode is split into first and second light beams by a polarized beam splitter, an optical disc is irradiated with the first light beam to obtain signal light, and the second beam is... Agent:
20120213047 - Method and apparatus for mounting a disc: Aspects of the disclosure provide a method for mounting a storage disc. The method includes receiving data stored at a location on the storage disc. The location on the storage disc used for providing a structure of the storage disc as a result of a previous recording on the storage... Agent:
20120213048 - Method and apparatus for detecting land pre-pits: Aspects of the disclosure provide a method for detecting land pre-pits. The method includes detecting, based on a land pre-pit threshold, a land pre-pit data stream from a signal responsive to land pre-pits on an optical medium, comparing a characteristic of the detected land pre-pit data stream in a specific... Agent: Marvell International Ltd.
20120213049 - Read signal evaluation method, information recording and reading method, and information recording and reading apparatus: A read signal evaluating means for ensuring compatibility in an optical phase multilevel recording and reading system is provided. In addition, a decoding means not large in circuit scale is provided. An optical phase is modulated based on user data, and phase information thus obtained is recorded in a recording... Agent: Hitachi Consumer Electronics Co., Ltd.
20120213050 - Optical disc drive device and interconnection structure: Disclosed is an optical disc drive device having a metallic exterior casing and an internal unit to be housed in the exterior casing, the internal unit further including an optical pickup unit for performing recording or reproduction of information signals on an optical disc, and a printed wiring substrate on... Agent:
20120213051 - Optical pickup head: An optical pickup head is provided, which includes a silicon substrate, in which an aperture and an objective lens are disposed on the silicon substrate; and a laser diode (LD), a 135-degree tilted reflector, and a 135-degree tilted holographic reflector are disposed on the silicon substrate. The two 135-degree tilted... Agent:
20120213052 - Optical head, optical disc device, information processing device, and objective lens: Provided are an optical head capable of favorably recording or reproducing information to or from an information recording medium including a plurality of information recording surfaces, an optical disc device including the optical head, an information processing device including the optical disc, and an objective lens. The optical head (40)... Agent:
20120213053 - Single-sided printing providing dual-sided reading of print on optical discs: Disclosed is an optical disc with a first area to store data for playback and that is reflective or opaque to visible light, and a second area that is transparent to visible light and includes first and second concentric rings. In one embodiment, a method of printing information on the... Agent: Sony Dadc US Inc.08/16/2012 > 8 patent applications in 7 patent subcategories. inventions list
20120207002 - Magneto-optical device with an optically induced magnetization: A magneto-optical device (MOD) with optically induced magnetization for use in magnetic field sensors as a magnetic element pinning a magnetization in a preferred direction of a ferromagnetic layer as well as a magnetic memory cell for magneto-optical recording. The MOD comprises the Mg—Mg—Co ferrite film deposited on a magnesium... Agent:
20120207003 - Heat-assisted magnetic recording medium and magnetic storage device: A heat-assisted magnetic recording medium includes a substrate, a plurality of foundation layers, and a magnetic layer. The plurality of foundation layers are provided on the substrate and include a first layer containing MnO. The magnetic layer is provided on the plurality of layers and includes an alloy as a... Agent: Showa Denko K.k.
20120207004 - Recording/reproducing method, recording/reproducing apparatus, optical recording medium, and computer readable recording medium having recorded thereon program for the recording/reproducing method: A recording method for use by an apparatus and/or which is encoded on a computer readable medium includes selecting a defect management on mode or a defect management off mode that indicates whether defect management is to be performed or not while data is recorded in the recording medium, recording... Agent: Samsung Electronics Co., Ltd.
20120207005 - Locking media pusher: A locking media pusher is coupled to a servo controlled stage and includes a protruding probe and a locking mechanism. The stage moves forward and backward along a base toward and away from a storage medium. If an eccentricity of a track on the storage medium exceeds a threshold, the... Agent: Seagate Technology LLC
20120207006 - Recording apparatus, master manufacturing apparatus, and method of manufacturing an optical disc recording medium: A recording apparatus includes a rotation driving portion that rotates and drives an optical disc master; and a recording portion that performs an information recording on the optical disc master, by performing a laser beam irradiation on the optical disc master, based on a recording waveform which has a land... Agent: Sony Corporation
20120207007 - Reflection type wavelength plate and optical head device: A phase difference layer 12 and a reflection layer 13 are provided. Then, adjustment is performed such that the phase difference layer 12 and the reflection layer 13 impart a predetermined phase difference to light having a particular wavelength bandwidth or plural kinds of light of different wavelengths that enter... Agent: Asahi Glass Company, Limited
20120207008 - Objective lens element and optical head device including the same: p
20120207009 - Optical information recording medium and optical information processing apparatus: Information is recorded as marks and spaces coded by RLL(1,7) modulation, which each of the marks and spaces have one of a plurality of lengths, and 2T marks and 2T spaces of the marks and spaces being formed are shorter than 0.12 μm. An information recording layer (20) includes a... Agent: Sharp Kabushiki Kaisha08/09/2012 > 12 patent applications in 11 patent subcategories. inventions list
20120201107 - Laser-in-slider light delivery for heat assisted magnetic recording: An apparatus includes a light source for producing a beam of light, a coupler for coupling the light into a slider waveguide, a beam expander for expanding the beam of light from the waveguide to produce an expanded beam, a collimator for collimating the expanded beam, and a focusing device... Agent: Seagate Technology LLC
20120201108 - Transducer head temperature monitoring: Changes in the thermal boundary condition near a close point of an ABS to a media indicate proximity of the ABS with the media. Before contact, heat conduction from the ABS is primarily through convective and/or ballistic heat transfer to air between the ABS and the media. After contact, heat... Agent: Seagate Technology LLC
20120201109 - Optical pickup apparatus: An optical-pickup apparatus includes: a diffraction grating that a laser beam enters, the diffraction grating being configured to generate a main beam that is 0th-order light and sub-beams that are +1st-order diffracted light and −1st-order diffracted light; an objective lens to focus the main and sub-beams onto a signal-recording layer;... Agent: Sanyo Electric Co., Ltd.
20120201110 - Optical recording and reading method, optical recording and reading apparatus, optical recording medium, and method for producing an optical recording medium: An optical recording medium includes a recording and reading layer that is previously staked or formed afterward and has no concavo-convex pattern for tracking control, and a servo layer in which a concavo-convex pattern or a groove for tracking control is formed. Information can be recorded in the recording and... Agent:
20120201111 - Optical disk reproducing device and phase-locked loop circuit: An optical disk reproducing device for controlling false detection of synchronization signals due to intersymbol interference, and stably improving accuracy of frequency acquisition of a phase locked loop (PLL) even when offset and so on occur. A signal width close to an original mark length is obtained to use for... Agent: Renesas Electronics Corporation
20120201112 - Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the same: A reproduction signal evaluation method evaluates the quality of a reproduction signal reproduced from an information recording medium based on a binary signal generated from the reproduction signal using a PRML signal processing system. A pattern extraction step extracts, from the binary signal, a specific state transition pattern which has... Agent:
20120201113 - Highly adaptive recording method and optical recording apparatus: An optical disk recording method includes the steps of: providing a multi-pulse chain from a recording wave; independently changing the pulse rise timing and pulse fall timing (pulse width) of the first pulse in the multi-pulse chain in accordance with a preceding space length and a recording mark length; changing... Agent: Hitachi, Ltd.
20120201114 - Optical pickup, optical recording/reproducing device, computer, optical disk recorder, and minute spot forming method: An optical pickup, an optical recording/reproducing device, a computer, an optical disk recorder, and a minute spot forming method that can enable light propagation with a high transmittance and can form a minute spot. The optical pickup includes a wavelength plate (202) that converts the polarization state of the light... Agent:
20120201115 - Method for driving optical pickup apparatus: A method for driving an optical pickup apparatus which improves the durability of components that drive a movable lens that moves back and forth between an original position and a drive-limit position and achieves stable operability and an extended lifetime of the optical pickup apparatus performs a first step-drive in... Agent: Funai Electric., Ltd.
20120201116 - Optical pickup device and optical pickup supporting device: In order to achieve further cost reduction while the package size of an optical pickup having two objective lenses and the restriction on the disposition of the two objective lenses are maintained, an optical system for laser light emitted from a red/infrared dual-wavelength laser diode is disposed such that a... Agent:
20120201117 - Manufacturing method of optical information recording medium and optical information recording medium: A manufacturing method of an optical information recording medium includes forming a substrate which has a first main surface and a second main surface, forming a first information signal layer on the first main surface of the substrate, forming an intermediate layer on the first information signal layer, forming a... Agent: Sony Corporation
20120201118 - Multilayer optical recording medium: Provided is a multilayer optical recording medium 10 including at least four recording and reading layers from which information can be reproduced by light irradiation, the layers stacked through intermediate layers. The multilayer optical recording medium 10 includes the plurality of recording and reading layers that are continuous in order... Agent:08/02/2012 > 7 patent applications in 7 patent subcategories. inventions list
20120195176 - Method and apparatus for evaluating a magnetic recording medium: A method of evaluating a magnetic recording medium using a magnetic head having a reproduction element is disclosed The method includes the steps of (a) recording a signal in a predetermined area of the magnetic recording medium; (b) determining a first value of a reproduction output by reproducing the predetermined... Agent: Fujitsu Limited
20120195177 - Disc drive and tracking servo pull-in method: A disc drive includes an optical pickup that emits laser light to a predetermined layer position via an objective lens and detects reflection light of the laser light, a tracking mechanism that drives the objective lens in a tracking direction, a tracking error signal generation unit that generates a tracking... Agent: Sony Corporation
20120195178 - Optical recording/reproducing apparatus and data recording method thereof: An optical recording/reproducing apparatus and a data recording method thereof. The optical recording and/or reproducing apparatus includes: an encoder which encodes a data for recording in a specified format; an optical pickup which records the encoded data onto a data record area of an optical recording medium which is loaded... Agent: Samsung Electronics Co., Ltd.
20120195179 - Optical disc, information recording method, and information reproducing method: According to one embodiment, a re-recordable write-once optical disc by which recording/reproducing can be properly done with a short-wavelength blue laser is provided. The disc has recording layers on which marks are recorded by the laser power of a modulated short wavelength, with a space formed between the recorded marks.... Agent:
20120195180 - Optical pickup apparatus: An optical-pickup apparatus includes: a single-wavelength-laser diode to emit a first-laser beam; a two-wavelength-laser diode to emit second- and third-laser beams; an objective lens; a photodetector to be irradiated with first- to third-reflected-light beams of the first- to third-laser beams reflected from the signal-recording layers of first- to third-optical discs;... Agent: Sanyo Electric Co., Ltd.
20120195181 - Objective lens, optical pickup apparatus using the same, and method for manufacturing objective lens: Provided is an objective lens manufactured well by using a mold and an optical pickup apparatus including the same. The objective lens of the present invention includes a first region that focuses laser beams of a BD, DVD, and CD standards, a second region that focuses the laser beams of... Agent: Sanyo Electric Co., Ltd.
20120195182 - System comprising a drug delivery device and a cartridge provided with a bung and a method of identifying the cartridge: The present invention relates to a bung (20), to a drug containing cartridge (10) and to a drug delivery device, wherein the bung (20) comprises a coding feature (28) for carrying information regarding at least one of the cartridge (10) and the content of the cartridge (10). Furthermore, it relates... Agent: Sanofi-aventis Deutschland GmbhPrevious industry: Horology: time measuring systems or devices
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