|Dynamic information storage or retrieval patents - Monitor Patents|
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Dynamic information storage or retrievalBelow 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. 05/09/2013 > 6 patent applications in 6 patent subcategories.
20130114384 - Microwave-assisted magnetic recording device and method of formation thereof: A magnetic head, according to one embodiment, includes a magnetized high-speed rotor placed in the vicinity of a main magnetic pole, wherein the main magnetic pole generates a magnetized rotating magnetic field, wherein information is recorded by generating a high-frequency magnetic field from the magnetized high-speed rotor and switching the... Agent: Hgst Netherlands B.v.
20130114385 - Optical information recording medium and drive device: An optical information recording medium includes at least one recording layer, a protective layer that transmits a focused laser beam, and a super-resolution functional layer that changes an optical characteristic in a local region smaller than the diffraction limit determined by the optical performance of the focusing optical system and... Agent: Mitsubishi Electric Corporation
20130114386 - Information reproduction device and method of providing content: Provided is an information reproduction device (10) that is connected to the content providing device (30) via the communication network (60). The information reproduction device (10) includes: a first identification information acquiring section (11) which acquires content identification information (501) that is unrewritable arbitrarily by a user and that is... Agent: Sharp Kabushiki Kaisha
20130114387 - Measuring method of a magnetic head and measuring apparatus thereof: Measuring method of a magnetic head includes (a) placing the magnetic head at normal position, defining a first direction parallel to an air bearing surface and two shielding layers of the magnetic head, and defining a second direction perpendicular to the first direction; (b) tilting the magnetic head at an... Agent: Sae Magnetics (h.k.) Ltd.
20130114388 - Lens driving unit for optical pickup and optical disc drive including the lens driving unit: Provided is a lens driving unit for an optical pickup and an optical disc drive employing the lens driving unit. First and second driving coils are directly wound around a coil winding unit included in the lens frame, which is different from a conventional lens frame in which a driving... Agent:
20130114389 - Near-field optical head and method for manufacturing same: The near-field optical head (3000) is structured by a very small aperture (3008) formed at an apex of a taper, a light introducing part (3002) for propagating light in a direction generally parallel with a media, and a light reflection layer (3001) for reflecting the light propagated through the light... Agent:05/02/2013 > 16 patent applications in 12 patent subcategories.
20130107678 - Apparatus and method for inspecting thermally assisted magnetic head: The wavelength is monitored using a spectrum analyzer in a state where a semiconductor laser is being driven while changing the light-emitting time of the semiconductor laser. When the internal temperature of the semiconductor laser estimated from a measured wavelength falls out of a preset temperature range, a gimbal assembly... Agent: Hitachi, Ltd.
20130107679 - Heat assisted magnetic recording devices: Devices having an air bearing surface, the device including a magnetic write pole positioned adjacent the air bearing surface; a near field transducer including a peg region and an adjacent disk region, wherein the peg region is adjacent the air bearing surface; a heat sink; and an optical waveguide including... Agent: Seagate Technology LLC
20130107680 - Tar temperature sensor having faster response time: TAR enable write heads may use a plasmonic device (e.g., an optical transducer) which uses electromagnetic energy generated from a laser to heat the magnetic media. However, as the temperature of the plasmonic device rises, the likelihood of stressing the material of the device or other materials of the head... Agent: Hgst Netherlands B.v.
20130107681 - Plasmon generator including two portions made of different metals: A plasmon generator configured to excite a surface plasmon based on light includes a first portion formed of a first metal material and a second portion formed of a second metal material different from the first metal material. The plasmon generator has a front end face. The front end face... Agent: Headway Technologies, Inc.
20130107682 - Information recording medium, method and apparatus for recording and reproducing information: An information recording medium includes a lead-in area and a data area for storing contents information. The lead-in area includes a first lead-in information area and a second lead-in information area. The first lead-in information area corresponds to a first playback mode. The second lead-in information area corresponds to a... Agent: Victor Company Of Japan, Ltd.
20130107683 - Objective lens holder, objective lens driving device and optical pickup apparatus: Provided are an objective lens holder and the like which prevent a wire formed into tracking coils from being loosened. Tracking coils are respectively attached to bobbins provided to sidewalls of an OBL lens holder. In addition, a conducting wire hook portion is formed by projecting a part of a... Agent:
20130107684 - System and method for initialization of media asset modules for improved execution sequence on a playback environment: There is provided a system and method for initialization of media asset modules for an improved execution sequence on a playback environment. The system includes a player application configured to segment media assets associated with a primary media content into a plurality of asset modules, assemble the plurality of asset... Agent: Disney Enterprises, Inc.
20130107685 - Optical disc device: An optical disc device includes: a diffraction element receiving as input reflected light from an optical disc recording medium, including a first diffraction area formed in a position where light in the center portion of incident light flux is diffracted, a second diffraction area formed so as to be in... Agent: Sony Corporation
20130107686 - Information recording / reproducing method and apparatus, and information reproducing apparatus: An information recording/reproducing method includes: setting light beam power from a light source, to second power P2, which is weaker than first power P1, and detecting the number of the recording layers provided for an optical disc; controlling an objective lens to focus the light beam on one recording layer... Agent:
20130107688 - Backplane with energy saving funtion: A backplane includes a reading module, a determination module, a control module, a light emitting diode (LED). When the backplane is in an energy saving state, the reading module reads a hard disk drive (HDD) state signal of a HDD. The determination module determines whether the read HDD state signal... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.
20130107687 - Methods and apparatus for validating detection of rro address marks: Methods and apparatus are provided for validating a detection of RRO address marks. After a potential RRO address mark is detected, a disclosed RROAM validation metric evaluates the energy of the remaining RRO data bits in the servo sector, relative to a predefined energy threshold. In addition, the number of... Agent: Lsi Corporation
20130107689 - Header region evaluation circuit, optical disk apparatus, and header region evaluation method: A header region evaluation circuit includes a difference signal detection unit that detects a difference signal proportional to a difference in amounts of received light from an optical disc, a high pass filter that switches a plurality of cutoff frequencies according to a passband control signal, removes a low frequency... Agent: Renesas Electronics Corporation
20130107690 - Information recording/reproducing device and method: An information recording/reproducing device capable of recording or reproducing information to or from a plurality of information recording media, includes a plurality of information recording/reproduction drives which can record or reproduce the information recording media and during recording or reproduction, can measure information recording medium quality evaluation item values representing... Agent: Hitachi Consumer Electronics Co., Ltd.
20130107691 - Optical pickup and optical disc device including the same: In an embodiment, an optical pickup includes at least one light source for selectively emitting three light beams having blue, red, and infrared wavelengths, respectively, and an objective lens arranged so that each of the three light beams enters thereto. The objective lens includes a first grating, and a second... Agent: Panasonic Corporation
20130107692 - Optical pickup and optical read/write apparatus: An exemplary optical pickup comprises: first, second and third photosensitive elements which are arranged to respectively receive a main light beam and first and second sub-light beams reflected from an optical storage medium; and fourth and fifth photosensitive elements which are arranged to receive the rest of the light that... Agent: Panasonic Corporation
20130107693 - Optical pickup apparatus: An optical pickup apparatus includes: first and second laser diodes to emit first and second laser beams having first and second wavelengths for reading signals recorded in first and second optical discs, respectively; a first objective lens configured to condense the first laser beam onto the signal recording layer of... Agent: Sanyo Electric Co., Ltd.04/25/2013 > 12 patent applications in 12 patent subcategories.
20130100783 - Recording head for heat assisted magnetic recording with a side lobe blocker: An apparatus includes a waveguide having a core layer, a near field transducer having an end positioned adjacent to a first surface, a first magnetic pole having an end positioned adjacent to the first surface, and a side lobe blocker adjacent to the first surface and having portions on opposite... Agent: Seagate Technology LLC
20130100784 - Information carrier comprising access information: An apparatus for accessing an information carrier for holding user information includes access information for accessing the user information, the access information being stored in a pre-determined first region on the information carrier. The information carrier further includes at least one further region different from the first region, the further... Agent: Koninklijke Philips Electronics N.v.
20130100785 - Recording apparatus, server apparatus, recording method, program and storage medium: An information processing apparatus including a reading unit, a processor, a transferring unit, and a control unit. The reading unit reads first management data from a first recording medium. The first management data identifies tracks of source data recorded on the first recording medium. The processor compares the first management... Agent: Sony Corporation
20130100786 - Data library apparatus: A data library apparatus capable of changing the mounting positions of disks on the basis of information recorded in the disks and the access histories of the disks. Disks expected to be accessed next are mounted in advance on data recording/reproducing devices, on slots nearer to the data recording/reproducing devices,... Agent: Hitachi-lg Data Storage, Inc.
20130100787 - Optical information apparatus and information recording or reproducing method: An optical head (10) focuses and irradiates a servo light beam onto at least one servo layer, and focuses and irradiates a recording/reproducing light beam onto a plurality of recording layers. An initial recording unit (20) records layer position information for specifying a position of each recording layer in advance... Agent:
20130100788 - Optical disk playback device with three-dimensional playback functionality: An optical disk playback device comprises one or more lasers, an optical assembly, an optical detector, and controller circuitry coupled to the optical detector. The optical assembly is configured to direct incident light from the one or more lasers so as to form first and second scanning spots on a... Agent: Lsi Corporation
20130100789 - Recording device and optical oscillator device: A recording device that records information in an optical recording medium includes: a self excited oscillation semiconductor laser including a saturable absorber section to apply a bias voltage and a gain section to inject a gain current, and also emitting a laser light to record the information in the optical... Agent: Sony Corporation
20130100790 - Optical beam positioning at radial location of optical disc using series of segments at edge of optical disc: A reference pattern on the non-data side (or label side) of an optical data storage disc enables optical disc devices to register a position of a laser to an absolute radial location on the disc's non-data side. The absolute radial location serves as a reference track to which that all... Agent: Hewlett-packard Development Company, L.p.
20130100791 - Optical information recording medium and optical information recording method: An optical information recording medium includes: a recording layer 12 comprising a multi-photon absorption compound and a one-photon absorption compound; and a supporting member (base layer 11) configured to support the recording layer 12. In this optical information recording medium, absorption of multiple photons by the multi-photon absorption compound and... Agent: Fujifilm Corporation
20130100792 - Objective optical element and optical pickup device: Provided is an objective optical element which can appropriately correct degradation from spherical aberration upon fluctuation of a light source wavelength while maintaining light use efficiency, just by changing the magnification of the objective optical element, and which can record/reproduce information to/from different optical discs. Also provided is an optical... Agent: Konica Minolta Opto, Inc.
20130100793 - Optical pickup and optical disc drive: A optical pickup includes: a laser diode; a driver including a first output end of a laser diode drive current; a first line electrically connected to the first output end of the driver and a first port of the laser diode; a second line provided adjacent to the signal line... Agent:
20130100794 - Disk rotating motor and disk drive device provided with the same: A disk rotating motor is provided with: a stator including a stator core and a bracket for fixing the stator core; a rotor that can be rotated with respect to the stator and includes a shaft; and a bearing that rotatably supports the rotary shaft on the outer diameter side... Agent: Minebea Co., Ltd.04/18/2013 > 10 patent applications in 10 patent subcategories.
20130094334 - Data processing system having data reproduction independent of data processing: A processing unit performs a method including controlling a reading-out of data from a first storage medium at a predetermined read-out data rate to produce inputted data, and controlling a compression of the inputted data to produce first compressed data of a first compressed format. The method includes controlling a... Agent: Sony Corporation
20130094335 - Optical disc drive and method of driving the same: Provided is a multi-functional optical disc drive that includes an interface that connects a front-end of the optical drive to a back-end, and also connects the front-end of the optical drive to an external device. The optical drive also includes a controller that selectively controls connection to the back-end or... Agent:
20130094336 - Media transportation mechanism, method of controlling a media transportation mechanism, and media processing device: A media transportation mechanism has: a storage unit that stores disc-shaped media with a center hole in a stack; a transportation arm that moves vertically and has a gripping member to hold a medium stored in the storage unit, and a separating member that moves radially to the medium from... Agent: Seiko Epson Corporation
20130094337 - Optical read/write apparatus and read apparatus: In one embodiment, the optical read/write apparatus includes a plurality of optical pickups arranged to cross tracks of an optical storage medium and a control section. On finding the data that has been written by any of those optical pickups inaccurate or on detecting any defect at a location where... Agent: Panasonic Corporation
20130094338 - Optical pickup and optical read/write apparatus: An optical pickup includes: a light source; a first diffractive element which diffracts light polarized in a particular direction; an objective lens; a lens actuator which shifts the objective lens so that the magnitude of shift from its initial position in a tracking direction has an upper limit of 0.3... Agent: Panasonic Corporation
20130094339 - Objective lens, optical pickup device, and optical disc device: Provided is an objective lens including a diffraction portion provided on a laser beam incident plane or output plane. The diffraction portion includes first second, and third diffraction regions, wherein first laser beams corresponding to a first optical disc having a first transmissive layer are condensed on a data recording... Agent: Sony Corporation
20130094340 - Data protection system: The present invention provides systems and methods for logically organizing data for storage and recovery on a data storage medium using a multi-level format. The present invention also provides systems and methods for protecting data stored on data storage medium so that the data may be recovered without errors.... Agent: Akonia Holographs, LLC
20130094341 - Optical pickup and optical disk apparatus: According to one embodiment, an optical pickup configured to record and to reproduce on a layer of a disk, including, a light source configured to emit a laser beam, an objective lens including a variable use magnification and configured to focus the laser beam on the layer, a collimator lens... Agent:
20130094342 - Spindle motor and disk drive apparatus: A spindle motor includes a stationary portion and a rotating portion. The rotating portion includes a magnet arranged around a central axis extending in a vertical direction. The stationary portion includes a base member and a magnetic member arranged below the magnet and fixed to the base member. The base... Agent: Nidec Corporation
20130094343 - Information recording medium, information reproduction apparatus and information recording apparatus: According to one embodiment, an information recording medium characterized by including, a first servo layer, a second servo layer, and a data layer, the information recording medium further including, a first spiral track and a second spiral track formed between the first servo layer and the second servo layer and... Agent:Previous industry: Horology: time measuring systems or devices
Next industry: Multiplex communications
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