|Dynamic information storage or retrieval patents - Monitor Patents|
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Dynamic information storage or retrieval April category listing, related patent applications 04/10Below 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. 04/29/2010 > patent applications in patent subcategories.
20100103783 - Thermally assisted magnetic head: A magnetic write head arranged to maximize efficiency of an optical device used to locally heat a magnetic medium during use, also to maximize efficiency of a heater element for thermal fly height control. The magnetic head is constructed with a read head, a write head and a slider body.... Agent: Zilka-kotab, PC- Hit
20100103784 - Optical disc apparatus: An optical disc apparatus reliably executes a seek operation even if an optical disc is warped. Tilt adjustment values spanning from the inner circumference to the outer circumference of an optical disc are stored. When seeking from a start address to a destination address, a tilt adjustment value A at... Agent: Christensen, O'connor, Johnson, Kindness, PLLC
20100103787 - Multi-layered information recording medium, recording apparatus, and recording method: A multi-layered information recording medium including a plurality of recording layers, the multi-layered information recording medium comprising: a user data area for recording user data; and a plurality of spare areas including at least one replacement region, wherein when the user data area includes at least one defect region, the... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100103788 - Optical disc, optical disc recording method and apparatus, and optical disc reproducing method and apparatus: As a synchronization signal pattern to be added, a pattern is generated (second SYNC pattern), which has a pattern that breaks a maximum run inserted in a pattern excluding a minimum run is used so that intersymbol interference does not occur readily on a high-density disc, and addition processing of... Agent: Mcdermott Will & Emery LLP
20100103789 - Reproducing system and corresponding information recording medium having wobbled land portions: An information recording medium is at least 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 formed on the microscopic pattern for recording information, and a light transmitting layer formed on... Agent: Connolly Bove Lodge & Hutz LLP
20100103786 - Power calibration in optical disc drives: A method comprising performing a first set of power calibration procedures on an optical record carrier at a first recording speed in a first set of calibration areas and performing a further set of power calibration procedures on the optical record carrier at a recording speed different from the first... Agent: Philips Intellectual Property & Standards
20100103785 - Table-driven power utilization metrics: An apparatus and method for determining the power consumption of one or more disk arrays are described. Power consumption information for various hardware components of the array, especially that for the disk drives since these consume more than 90% of the required power, are stored in a static data table... Agent: Cochran Freund & Young LLC Lsi Corporation
20100103790 - Disk recording medium, disk production method, disk drive apparatus: A disk recording medium which can implement a recording method having a high degree of reliability for additional information is disclosed. The disk recording medium has a recording and reproduction region into and from which first data can be recorded and reproduced in accordance with a rewritable or write-once-read-many recording... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100103791 - Information readout apparatus: An offset corrector of an information readout apparatus receives a digital signal DRF output from an A/D converter, and performs offset correction. The offset corrector is capable of switching between a level-correction operation that corrects the offset so that the DC level of the shortest period signal included in the... Agent: Mr. Jackson Chen
20100103792 - Optical disk device: Provided is an optical disk device, including a top case and a bottom case which constitute a housing having a substantially box shape in which: the top case includes, on one side thereof, a hook which engages with the bottom case; the bottom case includes an engaging portion which is... Agent: Antonelli, Terry, Stout & Kraus, LLP
20100103793 - Multilayer optical information recording medium, method for recording information in the multilayer optical information recording medium, recording/reproducing apparatus: The present invention provides a novel physical structure for a multilayer optical information recording medium including a plurality of information recording layers, and a recording method and a recording/reproduction apparatus for such a recording medium using the same. The multilayer optical information recording medium according to the present invention includes... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100103795 - Data storage media containing inorganic nanomaterial data layer: Optical information media having a support substrate and an inorganic nanomaterial data layer are disclosed. The data layer provides enhanced stability and optical performance as compared to conventional data layers.... Agent: Pepper/millenniata
20100103794 - Scanning device having a holding fixture for cooling of a pickup: The device comprises a scanning apparatus with a pickup for reading and/or recording data on a storage medium, a holding fixture for providing a parking position for the scanning apparatus, and a magnetic drive actuator for a movement of the scanning apparatus, wherein the holding fixture comprises a heat sink... Agent: Robert D. Shedd, Patent Operations Thomson Licensing LLC
20100103796 - Method of reading a fourier hologram recorded on a holographic storage medium and a holographic storage system: The invention relates to a method for reading a Fourier hologram recorded on a holographic storage medium with a holographic storage system. The method comprises the steps of: —calculating a characteristic value from a detected image of a reconstructed Fourier hologram in at least two relative positions of a reference... Agent: Baker Donelson Bearman, Caldwell & Berkowitz, PC
20100103797 - Pickup f0r accessing moving storage media and drive having the pickup: A pickup for accessing moving storage media, carrying substantially parallel information tracks, has a carrier, an actuator and suspension elements joining the carrier and the actuator. The actuator has a body and a lens and is movable in a tracking direction and in a focus direction. The suspension elements extend... Agent: Robert D. Shedd, Patent Operations Thomson Licensing LLC
20100103798 - Optical data recording and imaging on media using apochromatic lenses and a light separating means: An apparatus includes a recording medium (100) having substrate (220) and markable coating (230). The apparatus also includes a recording/transmitting device including a light source (150) having at least two separate lasers, a unified apochromatic lens structure (148, 200, 300) having at least two separate lenses functioning as one structure,... Agent: Hewlett-packard Company Intellectual Property Administration
20100103800 - Apparatus with a pickup for reading data from or writing data to an optical storage medium: The apparatus comprising a pickup for reading data from or writing data to an optical storage medium, wherein the pickup comprises a laser providing a laser beam, an objective lens for focusing the laser beam onto the optical storage medium, a first detector and a beam splitter arranged between the... Agent: Robert D. Shedd, Patent Operations Thomson Licensing LLC
20100103801 - Objective lens, optical pickup apparatus using the same, optical recording/reproduction apparatus using the same, and method of correcting aberration using the same: Provided is an objective lens for which expressions 0.83<(pM/pL)<1.17 and 0.83<(pM/pT)<1.17 or expressions 0.80<(pM/pL)<1.20 and 0.86<(pM/pT)<1.14 are satisfied, where pL is the ratio of fifth-order spherical aberration to third-order spherical aberration, the spherical aberrations being caused by a difference in the thickness of a cover layer of an optical recording... Agent: Wolf Greenfield & Sacks, P.C.
20100103799 - Optical head device and optical recording and reading system: An optical head device (optical head) for a multi-layered optical recording medium has a focus control mechanism that makes use of astigmatism. The focus control mechanism has a sensor lens that includes a cylindrical lens. The focus control mechanism causes a light beam having passed through the sensor lens to... Agent: Oliff & Berridge, PLC
20100103803 - Optical head, optical disc device and information processing device: An objective lens is so designed as to satisfy a relationship of tc>(t0+tn)/2 when it is assumed that t0 denotes the thickness of a light transmitting layer from the outer surface of the multi-layer optical disc to an information recording surface having the largest light transmitting layer thickness, to denotes... Agent: Wenderoth, Lind & Ponack L.L.P.
20100103802 - Optical unit and electronic equipment using the same: An optical unit includes: a first light emitting device configured to emit a first beam; and a second light emitting device configured to emit a second beam in a direction the same as a direction of the first beam where the second beam is different in wavelength from the first... Agent: Panasonic Patent Center
20100103804 - System and method for processing of image data in the medical field: An image processing system in the medical field is provided. The system for processing image data includes at lest two graphics processors, at least one renderer module for rendering image data and at least one reconstruction module for volume reconstruction. In a first operating mode of the system in which... Agent: Siemens Corporation Intellectual Property Department
20100103805 - Semiconductor laser driving device, optical head device and optical information recording/reproducing device: A semiconductor laser driving device is provided with a high frequency superimposing circuit (3) for superimposing a frequency current onto a laser driving current (6) of a semiconductor laser (1) provided in an optical head device; and a high frequency superimposition control circuit (5) which controls the frequency of the... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100103806 - Seek and scan probe (ssp) cantilever stop structures: MEMS storage devices and associated systems and structures are generally described. In one example, a micro-electro-mechanical (MEMS) storage device includes a substrate, a lateral actuation structure coupled with the substrate, a micro-electro-mechanical (MEMS) probe coupled with the lateral actuation structure, the MEMS probe having a first end, a second end... Agent: Cool Patent, P.C. C/o Cpa Global
20100103807 - Optical data recording medium and method for reproducing recorded data: An optical data recording medium, in which irradiation of a light beam is used for recording and/or reproducing data includes (i) a substrate having an a rise and/or a recess which are a light-incident surface, (ii) a reflective layer, provided on the light-incident surface of the substrate, for reflecting the... Agent: Edwards Angell Palmer & Dodge LLP
20100103809 - Optical disc and manufacturing method thereof: A method of manufacturing an optical disc comprises the steps of: (1) forming a substrate including an inner supporting section and an outer information recording section, the inner supporting section having a thickness larger than that of the outer information recording section; and (2) forming a vibration suppressing layer by... Agent: Pai Patent & Trademark Law Firm
20100103808 - Optical media manufactured with low-grade materials: This disclosure describes optical media that is compatible with conventional DVD drives. Unlike conventional DVDs, however, the described media uses a lower cost, lower quality material for one of the substrates. In particular, a so-called “dummy” substrate may comprise a non-optical grade polymeric material. In some cases, the dummy substrate... Agent: Shumaker & Sieffert. P.A.04/22/2010 > patent applications in patent subcategories.
20100097901 - Polarization conserving near field transducer for optical recording on magnetic media: In a particular embodiment, an optical transducer includes at least three optically conductive blades arranged symmetrically about a center gap. The optical transducer is adapted to receive polarized light from a light source and to focus the polarized light onto a recording medium while conserving polarization of the polarized light.... Agent: Seagate Technology LLC C/o Westman, Champlin & Kelly, P.A.
20100097902 - Track writing with radial error offset correction: The present invention relates to a method and apparatus for writing data on a record carrier (1) by using a radiation beam, wherein at least one of a writing power and an asymmetry of data written on the record carrier (1) is determined and a radial error offset, applied to... Agent: Philips Intellectual Property & Standards
20100097904 - Information reproducing apparatus and method, and computer program: An information reproducing apparatus (1) is provided with: a correcting device (18) for correcting waveform distortion occurring in a read signal corresponding to a long mark, of read signal (RRF) read from a recording medium (100); an amplitude limiting device (182) for limiting an amplitude level of the read signal... Agent: Young & Thompson
20100097903 - Optical disc device: An optical disc apparatus includes a defect determining section for determining, if an error has occurred on a storage area while data is being written there, the storage area to be a defective area and measuring the size of the defective area, and a defect management section for instructing where... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100097907 - Write once disc, disc drive therefor, and method of managing disc defect considering compatibility with rewritable disc drive: A write once disc, a disc drive therefor, and a method of managing disc defects on the write once disc using the disc drive in consideration of the compatibility of the write once disc with a rewritable disc drive, the write once disc includes a single record layer disc in... Agent: North Star Intellectual Property Law, PC
20100097905 - Information processing device, information recording medium, information processing method and computer program: Provided are a device and a method for identifying whether or not an information recording medium is a pre-formatted disc, and an information recording medium as a pre-formatted disc. In an information processing device that executes recording of data onto a disc, such as a video camera, a process of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100097906 - Optical disc apparatus: An optical disc apparatus according to the present invention includes a disc type recognizing section 109 for determining whether the optical disc 100 loaded is a first type, of which the number of information storage layers is less than a setting T (where T is an integer that is greater... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100097909 - Method and apparatus for detecting specific signal pattern in a signal read from an optical disc: A signal pattern detecting apparatus, which is capable of detecting a physical mark in a read back signal being read from an optical disc, includes a matching signal generator, a signal comparing device, and a decision circuit. The matching signal generator is utilized for generating a matching signal, capable of... Agent: North America Intellectual Property Corporation
20100097908 - Reproduction signal evaluation method, information recording medium, reproduction apparatus and recording apparatus: A reproduction signal evaluation method according to the present invention includes a step of generating a binary signal from an information recording medium on which a data sequence including marks and spaces in combination is recordable, using a PRML signal processing method from a signal obtained by reproducing the data... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100097910 - Information readout device and information readout method: An information readout device includes an equalizer and a maximum likelihood detector. The equalizer includes a second-order Volterra filter, and equalizes a readout signal read out from an information recording medium to a predetermined characteristic to output the equalization signal. The maximum likelihood detector outputs a binary signal through maximum... Agent: Mr. Jackson Chen
20100097911 - System and method for inter-connectable multi-track media-based trading cards: There are provided systems and methods for inter-connectable multi-track media-based cards. There is provided a card for media playback, the card comprising a media output, a memory storing at least one of a plurality of media tracks of a media, a communications interface inter-connectable with one or more additional cards... Agent: Disney Enterprises C/o Farjami & Farjami LLP
20100097912 - Adaptation device for hard disk drive: An adaptation device includes a lower casing member including a connection interface and forming a bottom slot in a front bottom, at least one retention flange on side walls, and pivot receiving holes in rear portions of the side walls. A retention board forms a connection interface receiving opening in... Agent: Leong C Lei
20100097913 - Information recording method and information recording apparatus: An information recording method for a multi-layered optical recording medium that can form information recording layers in 3 layers or more. When all the information recording layers are blank, the information recording layer that is the closest to the light incident surface is irradiated with a laser beam to start... Agent: Mathews, Shepherd, Mckay, & Bruneau, P.A.
20100097914 - Information recording medium and method for manufacturing the same: A low-cost information recording medium is provided by which good recording quality can be obtained even when high-density is made using a blue laser. The information recording medium on or from which information can be recorded and reproduced by irradiating the recording layer with laser beam is configured so that... Agent: Wenderoth, Lind & Ponack L.L.P.
20100097915 - Optical data store and method for storage of data in an optical data store: An optical data store is specified, having a data storage layer with a non-toxic and biodegradable polymer as light-sensitive storage medium which has photo-inducible anisotropy, for the induction of which a threshold value of the optical intensity has to be exceeded. The light-sensitive material is preferably bacteriorhodopsin which, by way... Agent: Rothwell, Figg, Ernst & Manbeck, P.C.
20100097916 - Optical disk, recording/reproducing method thereof, and optical disk apparatus with employment of optical disk: Then, in order to achieve the above-described object, in the optical disk of the present invention, while micro-hologram layers 7 and 8 made of plural layers are provided in an inner portion of a plate body 2 along a thickness direction of the plate body 2, dimensions of micro-holograms 4... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20100097917 - Diffractive optical element and optical pickup: An optical pickup with a simplified structure in which, according to the type of optical disc, diffracted light from three types of laser light can be directed efficiently onto a photodetector and appropriate focus control can be performed based on the signals detected by the photodetector, and a diffractive optical... Agent: Birch Stewart Kolasch & Birch
20100097918 - Optical recording head, optical recording head manufacturing method and recording/reproducing device: Provided is a highly reliable optical recording head which has a small fluctuation of a quantity of light applied on a recording medium due to temperature. The optical recording head is provided with a light guide section for guiding light applied from a light source, a slider relatively moving to... Agent: Sidley Austin LLP
20100097919 - Optical pickup apparatus: Provided is an optical pickup apparatus that can be made compact and is capable of producing stable push-pull signals. The optical pickup apparatus includes a light source, an objective lens, a diffraction element, a light-receiving element, and a control-driving section. The diffraction element receives light reflected from an optical recording... Agent: Nixon & Vanderhye, PC
20100097920 - Optical pickup actuator and optical disc driver using the same: The present invention relates to an optical pickup actuator which includes a plurality of objective lenses for converging a light on an optical recording medium, a lens holder for holding the objective lenses, a suspension wire for holding the lens holder and projections provided at the lens holder, wherein the... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20100097921 - Storage box for optical disc: An optical disc (10) comprises at least one storage layer (13) with at least one portion of content being a movie and at least one other portion of content being an advertisement. Initially, the advertisement is visible, but after some time the advertisement is no longer visible. The optical disc... Agent: Philips Intellectual Property & Standards04/15/2010 > patent applications in patent subcategories.
20100091618 - Patterned-media magnetic recording disk with optical contrast enhancement and disk drive using optical contrast for write synchronization: A patterned-media magnetic recording disk drive uses an optical system for clocking the write data and a patterned-media disk that has discrete magnetizable data islands with nonmagnetic spaces between the islands, wherein the nonmagnetic spaces contain optical contrast material. The optical contrast material may be optically absorptive material, fluorescent material,... Agent: Thomas R. Berthold
20100091619 - Near- field optical head and information recording / reproducing device: A near-field optical head includes: a slider which has an opposedly-facing surface which faces a surface of a magnetic recording medium; an optical flux introducing means which introduces the optical flux toward the opposedly-facing surface; a first inclined surface 22 and a second inclined surface 23 which project toward the... Agent: Bruce L. Adames Adams & Wilks
20100091620 - Disk drive, disk feeding device, and disk loading mechanism: The disk drive comprises a disk holder 10 that has a plurality of holder plates 11 that individually hold disks D, a drive unit 62 that plays back disks D, disk selectors 41A and 41B that form a space above and below a desired disk D by raising and lowering... Agent: Snell & Wilmer LLP (oc)
20100091621 - Storage system and communications method: In a storage system including a host computer, and a disk control device connected to the host computer for communications therewith, and performs control over a disk device that stores therein data requested for writing from the host computer, for data transmission from a host interface section or a disk... Agent: Antonelli, Terry, Stout & Kraus, LLP
20100091622 - Optical disc of write once type, method, and apparatus for managing defect information on the optical disc: A method and device for managing a recording medium including a non data area having a final defect management area and a data area having a user data area and a spare area. The method includes: (a) recording a defect list onto one or more recording-units of a temporary defect... Agent: Birch Stewart Kolasch & Birch
20100091623 - Frequency characteristic adjusting circuit, receiving interface circuit, and magnetic storage device: According to one embodiment, a frequency characteristic adjusting circuit includes a cutoff range adjusting module and a control signal inputting module. The cutoff range adjusting module is connected to an AC coupling circuit capacitively coupled with a signal transmission path, and allows an output signal from the AC coupling circuit... Agent: Greer, Burns & Crain
20100091624 - Information reproducing device: An A/D converter samples a read signal in synchrony with a system clock sclk having a fixed frequency, to perform an A/D conversion. A fluctuation compensator is configured as an internal-feedback-type compensation filter, and suppresses fluctuation of a digital signal output from the A/D converter. A digital PLL uses an... Agent: Foley And Lardner LLP Suite 500
20100091627 - Optical disk inspection device and inspection method: There is provided an optical disk device which quickly inspects the presence or absence of a defect in an optical disk in order to ensure that it can be played back on various types of optical disk devices. A detection unit uses signals supplied from a playback unit to detect... Agent: Christensen, O'connor, Johnson, Kindness, PLLC
20100091628 - Multilayer-optical-disc data-erasure method and optical disc apparatus: In response to the trend toward the increase in the number of data layers of optical discs, the invention provides a data erasure method and its optical disc apparatus that enable faster data erasures with a simpler configuration. Test erasures are performed on the test areas T of data layers... Agent: Antonelli, Terry, Stout & Kraus, LLP
20100091626 - Optical disk inspecting apparatus and method: An optical disk inspecting apparatus 10 plays an optical disk at a high speed and determines, based on error information provided during the high-speed reproduction, whether or not errors of a number exceeding a first threshold value have occurred. Then, when it is determined that errors of a number exceeding... Agent: Christensen, O'connor, Johnson, Kindness, PLLC
20100091625 - Test device for characterizing materials used for optical storage: The subject matter is a test device for characterizing a material used in an optical storage medium (10). It comprises a laser source (20) intended to direct an incident laser beam (21) towards the optical storage medium (10), the incident laser beam (21) passing through a focusing objective (22) before... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100091629 - Method for detecting short burst errors in ldpc system: The present invention is a device for detecting short burst errors. The device includes a first signal input, wherein the first signal input is configured to receive a first signal. The device includes a second signal input, wherein the second signal input is configured to receive a second signal. The... Agent: Lsi Corporation C/o Suiter Swantz PC Llo
20100091630 - Method for manufacturing semiconductor device, optical pickup module and semiconductor device: A plurality of parallel rib prototypes are provided on a flat base plate. A plurality of semiconductor elements are placed in each trench between adjacent ones of the rib prototypes, and a transparent member is bonded to each of the semiconductor elements. Electrode pads of the semiconductor elements are wire... Agent: Mcdermott Will & Emery LLP
20100091631 - Phase masks for use in holographic data storage: A spatial light modulator (SLM) having a phase mask that is provided as an internal component thereof. The phase mask can be provided as a multilevel surface of relatively higher index of refraction material on an inner surface of a transmissive cover window or as a separate transmissive window between... Agent: Micron Technology, Inc.
20100091632 - Optical system, optical pickup apparatus, and optical disk apparatus: The present invention discloses an optical system for extracting signal light components from a beam including the signal light components and stray light components. The optical system includes a condensing optical element situated on an optical path of the beam for condensing the beam, a polarization changing unit for changing... Agent: Dickstein Shapiro LLP
20100091633 - Method for manufacturing semiconductor device, semiconductor device and optical pickup module: A flat pre-board plate including connection electrodes, internal interconnections, and external-connection portions is prepared. This pre-board plate is cut at portions each located between adjacent ones of the connection electrodes, thereby forming trenches. A plurality of semiconductor elements are placed in each of the trenches. Electrode pads and the connection... Agent: Mcdermott Will & Emery LLP
20100091634 - Optical head device: In an optical head device that subjects light exiting from a light source to reflection on an information recording layer of an optical disk, to thus guide the light to a photodetector, an optical attenuation device is disposed in an optical path from the optical disk to the photodetector, wherein... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100091635 - Optical pickup device: An optical pickup device is provided with: a light source; an objective lens focusing light from the light source on an information recording surface of an optical recording medium; a lens holder holding the objective lens; and a collision prevention member provided on the lens holder, and preventing collision between... Agent: Morgan Lewis & Bockius LLP
20100091636 - Optical head, and information recording-and-regeneration apparatus: An optical head that is restrained from becoming larger, even if it is used for an optical-information recording medium that includes a plurality of information recording layers. In this optical head, a collimating lens is formed by a concave lens disposed on the side of a light source and a... Agent: Wenderoth, Lind & Ponack L.L.P.
20100091637 - Method and apparatus for performing a writing power calibration: The present invention relates to a method of performing a writing power calibration for optical recording on an optical storage medium having a spiral track structure, comprising the steps of: selecting a first partition (10) on the track structure having a first track (12) and an adjacent second track (14)... Agent: Philips Intellectual Property & Standards
20100091638 - Optical information recording medium reproducing apparatus, method for reproducing optical information recording medium, program for reproducing optical information recording medium, and computer readable recording medium: An optical information recording medium reproducing apparatus 1 includes: a signal detecting/extracting section 15 extracting, from reproduction signal data, extracted reproduction signal data corresponding to a predetermined data pattern; a calculating circuit 10 calculating, from the extracted reproduction signal data, a reproducing power control value for controlling laser light reproducing... Agent: Edwards Angell Palmer & Dodge LLP
20100091639 - Optical recording medium for performing super resolution reproduction and optical recording and reproduction method thereof: The invention performs super resolution reproduction with a recording layer and a signal reproducing functional layer laminated on a grooved substrate. A length of a mark recorded in a Mark Position method is only one length that is less than the resolution limit in an optical system to be used,... Agent: Greenblum & Bernstein, P.L.C04/08/2010 > patent applications in patent subcategories.
20100085846 - Heat-assisted magnetic recording head constituted of slider and light source unit, and manufacturing method of the head: Provided is a method for manufacturing a heat-assisted magnetic recording head, capable of joining a light source unit and a slider with a sufficiently high alignment accuracy. In the method, the unit including a light source is joined to the slider including a head part. First, at least one marker... Agent: Oliff & Berridge, PLC
20100085847 - Optical head device and reading system for multi-layered optical recording medium: A recording and reading system for a multi-layered optical recording medium includes: a multi-layered optical recording medium including a plurality of recording layers and a single servo layer; and an optical head. The optical head includes a recording and reading objective lens of a signal recording and reading optical system... Agent: Oliff & Berridge, PLC
20100085848 - Method for performing track-seeking in an optical disk drive: The invention provides a method for performing track-seeking in an optical disk drive. In one embodiment, the optical disk drive is about to perform a series of operations comprising a plurality of prior operations and a track-seeking operation, and the track-seeking operation is divided into a pre-seek procedure and a... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100085850 - Disc playback apparatus: A disc playback apparatus includes a decoder 15 for decoding audio files respectively corresponding to different data formats, which are stored in a storage unit, on the basis of a file attribute preset thereto, and for playing back the decoded audio files, and a control unit 16 for determining a... Agent: Birch Stewart Kolasch & Birch
20100085849 - Optical disc drive and method for preprocessing a disc read out signal: The present invention discloses an optical drive and a method for preprocessing a disc readout signal rk of an optical drive on the basis of a set of low-pass filters. The cutoff frequency fC of the filters wk, more particularly, can be set within the optical bandwidth, which improves the... Agent: Philips Intellectual Property & Standards
20100085851 - Method and apparatus for evaluating information recording medium: The present invention has an object of evaluating a recording and reproduction signal quality of a high density information recording medium by providing an index representing, in a detection signal including a plurality of pieces of edge shift information, how each edge is shifted. A signal evaluation method, usable for... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100085852 - Write-once optical recording medium and defect management information management method thereof: A write-once optical recording medium, a method for allocating a defect management area of the write-once optical recording medium, and a method for allocating a spare area of the write-once optical recording medium are provided. A method of managing defects on a write-once optical recording medium having at least one... Agent: Birch Stewart Kolasch & Birch
20100085853 - Protecting optical media using random, moving radio frequency scatterers: The subject innovation relates to systems and/or methodologies for using randomly positioned electromagnetic scatterers deposited into a predetermined region of an optical storage medium (e.g., Blue Ray DVD, HD DVD, CD, etc.) as a distinct three dimensional (3D) hard-to-copy digital rights management feature. A scatterers' topology is scanned using a... Agent: Lee & Hayes, PLLC
20100085854 - Optical disc discriminating method and optical disc discriminating apparatus: An optical disc discriminating method and an optical disc discriminating apparatus which can discriminate a type of optical disc with a simple configuration, causes a drive means to vary an incident angle of a laser light beam with respect to an optical disc while irradiating the optical disc with the... Agent: Birch Stewart Kolasch & Birch
20100085855 - Method and device for detecting shape of surface of medium: A defect generated during a nano-imprint process is inspected by a scatterometry method. The scatterometry method is to illuminate the surface of a medium with light having a plurality of wave lengths by means of a first illuminator through a half mirror and an objective lens and cause light reflected... Agent: Foley And Lardner LLP Suite 500
20100085856 - Optical disc drive: Provided is an optical disc drive. The optical disc drive includes a memory card reader capable of wring/reading data on/from a memory card. At least one memory card slot for inserting at least one type of memory card may be set on the front side of the optical disc drive... Agent: Birch Stewart Kolasch & Birch
20100085858 - Optical disk apparatus: Analog components whose characteristics greatly differ from one another are removed as much as possible from an optical disc drive. Provided are means 38, 39 for changing the sampling frequency of a pulsed read signal to a different frequency, means 40, 41 for changing the modulation clock frequency by the... Agent: Antonelli, Terry, Stout & Kraus, LLP
20100085857 - Selection and distribution of second digital content to remote device using application embedded in first digital content package: A media (e.g., Blu-Ray) first content package includes a link to an application for sending second content to a remote device, especially a mobile telephone. The application is included in the first content. The second content is not included in the first content. The application presents a list of second... Agent: Connolly Bove Lodge & Hutz LLP
20100085859 - Hologram recording and reproducing apparatus: A laser beam emitted from a laser light source is divided into two laser beams, a 2-dimensional spatial modulation is performed to one of the two divided laser beams based on recording information, the modulated laser beam is projected as signal light onto a recording medium, the other laser beam... Agent: Drinker Biddle & Reath (dc)
20100085860 - Optical head device, and optical information recording/reproducing device and optical information recording/reproducing method using the same: Light outputted from a semiconductor laser (1) passes through a liquid crystal diffraction optical element (2a) as 0-order light and is collected to a disc (5). Reflection light from the disc (5) is diffracted by the liquid crystal diffraction optical element (2a) as ±primary diffracted light and received by optical... Agent: Mr. Jackson Chen
20100085861 - Lens system for scanning device: A lens system includes a lens (18) and a non-periodic phase structure (16). A temperature-dependence of the spherical aberration of the lens is compensated by a temperature dependence of the spherical aberration of the non-periodic phase structure. A wavelength-dependence of the defocus of the lens is compensated by a wavelength-dependence... Agent: Philips Intellectual Property & Standards
20100085862 - Optical pickup device: In the invention, a movable lens varying the rate of convergence or divergence of light reaching an objective lens by moving in an optical axis direction has its position adjusted to correspond to ambient temperature. The objective lens is arranged to be tilted with respect to an optical axis of... Agent: Morgan Lewis & Bockius LLP
20100085863 - Retuning of ferroelectric media built-in-bias: Provided herein are embodiments for adjusting a built-in bias of a media including a conductive layer and a ferroelectric layer above the conductive layer. In certain embodiments, a voltage signal is applied between the conductive layer of the media and an electrode (provided over at least a portion of the... Agent: Fliesler Meyer LLP
20100085864 - Method for manufacturing read-only optical disc medium and read-only optical disc medium: An information signal area on an information signal recording surface is provided as pits on a mirror in accordance with modulated information data, and is covered with a metal alloy reflective film. Sections that do not include pits corresponding to the information data are provided in the information signal area,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.04/01/2010 > patent applications in patent subcategories.
20100080089 - Storage medium reproducing apparatus or storage medium recording/reproducing apparatus: In a recording/reproducing apparatus, a pair of detection sliders, in which pins coming into contact with an outer peripheral edge of a storage medium being inserted are formed and which approach and are separated from each other, are disposed in the vicinity of a storage medium insert port, and a... Agent: Juan Carlos A. Marquez C/o Stites & Harbison PLLC
20100080090 - Storage systems and methods for publishing device addresses: Storage systems and methods for publishing device addresses are disclosed. An exemplary method may include receiving addresses for a plurality of device objects in the storage system over an out-of-band path to each of the device objects. The method may also include storing the addresses for the plurality of device... Agent: Hewlett-packard Company Intellectual Property Administration
20100080091 - Pass-through accessor comprising a fixturing apparatus for storing a plurality of portable data storage cassettes: A pass-through accessor comprising a fixturing apparatus that can store a plurality of portable data storage cassettes. The pass-through accessor comprises a moveable gripper assembly comprising a plurality of gripping members. The gripper assembly releaseably attaches to a portable data storage cassette disposed in a storage slot, pulls that portable... Agent: Dale F. Regelman Quarles & Brady, LLP
20100080092 - Optical disc apparatus: A simple circuit configuration allows an optical disc apparatus to reduce a problem of sound skips occurring due to damage on an optical disc. To this end, an LPF extracts a low-frequency component from a tracking actuator drive signal obtained by a tracking actuator driver. When the optical disc apparatus... Agent: Mcginn Intellectual Property Law Group, PLLC
20100080093 - Optimizing focus point for optical disc: An apparatus includes a first circuit and a second circuit. The first circuit may be configured to generate status signals and an error signal in response to accessing a storage medium. The error signal provides a first value based on an accuracy of accessing the storage medium. The second circuit... Agent: Christopher P Maiorana, PC Lsi Corporation
20100080094 - Display apparatus and control method thereof: Disclosed are a display apparatus and a control method thereof. The display apparatus includes a memory which stores contents with voice information; a voice output unit which outputs a voice; a voice storage which receives and stores a voice of a user; and a controller which controls the voice output... Agent: Sughrue Mion, PLLC
20100080096 - Higher performacne dvd writing current circuit: A writing current circuit (42) supplies a controlled electrical current to a laser diode (34) for recording data swiftly onto a DVD (16). A plurality of current sources (62) in the writing current circuit (42) supply electrical current to the laser diode (34). Each current source (62) respectively receives a... Agent: Ronald E. Schreiber Ronold E. Schreiber A Professional Corp
20100080097 - Medium processor and medium processing method: According to one embodiment, a medium processor includes a detector, an acquiring module, a storage module, and an output module. The detector detects a data storage medium. The acquiring module acquires a use period that is set as a period during which data recorded on the data storage medium is... Agent: Blakely Sokoloff Taylor & Zafman LLP
20100080095 - Recording control method, recording/reproduction method, recording control apparatus and recording/reproduction apparatus: Information is recorded on an information recording medium by classifying recording conditions by data pattern, including at least one recording mark and at least one space, of a data stream to be recorded; wherein the classification of the recording conditions by data pattern is performed using a combination of the... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100080098 - Baseplate for use in particle analysis: A test baseplate is configured to support and expose at least one storage device component to particle evacuation and particle analysis. The test baseplate includes a base having an upper surface that extends between an outer peripheral wall and an inner peripheral wall and having a lower surface defined by... Agent: Seagate Technology LLC C/o Westman, Champlin & Kelly, P.A.
20100080099 - Device and method for reproducing information, and computer program: An information reproducing apparatus (1) is provided with: a correcting device (18) for correcting waveform distortion occurring in a read signal corresponding to a long mark, of a read signal (RRF) read from a recording medium (100); and a processing device (15) for performing a PRML (Partial Response Maximum Likelihood)... Agent: Young & Thompson
20100080100 - Tracking error signal detection apparatus and optical disc apparatus: A DPD tracking error signal detection apparatus includes the following. Four differentiators remove DC components and differentiate four signal with varying differential phases. The signals are then sampled and quantized by four A/D converters, and output to a non-inverting unit and an inverting unit. A phase inverter/compositor then leaves as-is... Agent: Wolf Greenfield & Sacks, P.C.
20100080101 - System and method for analyzing magnetic media surfaces for thermal erasures and other characteristics: Analyzing magnetic media surfaces for thermal erasures and other characteristics is described. The system includes a drive channel module configured to measure servo automatic gain control values for a magnetic media surface that represent the amount of gain applied by the drive channel module to a preamble signal recorded on... Agent: Procopio, Cory, Hargreaves & Savitch, LLP Iomega/emc
20100080102 - Information reproducing apparatus and method, and computer program: An information reproducing apparatus (1) is provided with: an offset adding device (19-1, 19-2) for adding a first offset value (OFS) which can be set to be variable, to a read signal (RRF) read from a recording medium (100); a correcting device (18) for correcting waveform distortion occurring in a... Agent: Young & Thompson
20100080103 - Information recording apparatus, information reproducing apparatus and recording media: An apparatus for recording information in an optical-information recording media by holography includes a signal-light irradiation unit, a reference-light irradiation unit, a reference light angle adjustment unit, and a positioning unit for positioning irradiation positions of the signal light and the reference light. The optical-information recording media is divided into... Agent: Reed Smith LLP
20100080104 - Information recording/reproducing apparatus, apparatus for manufacturing optical information recording medium, and optical information recording medium: An optical information recording/reproducing apparatus equipped with a mechanism for moving an optical pickup to an arbitrary radial position of an optical information recording medium using holography. A total sum signal of signals is generated at the photodetector for receiving signals reproduced from the optical information recording medium, and a... Agent: Juan Carlos Marquez Reed Smith LLP
20100080105 - Optical pickup device and optical disk driver using the same: A light source, an objective lens, and an astigmatism generation element producing for light for focus control, and an optical receiver are provided. The astigmatism generation element is interposed between the objective lens and the optical receiver and produces focal points in front of and behind the optical receiver within... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20100080106 - Optical pickup apparatus and optical disc apparatus: An optical pickup apparatus changes a propagation direction of luminous fluxes, out of a laser light reflected by a disc, in four luminous flux regions set about a laser optical axis so as to mutually disperse these luminous fluxes. A signal light region in which only a signal light is... Agent: Ditthavong Mori & Steiner, P.C.
20100080107 - Method for producing semiconductor laser, semiconductor laser, optical pickup, and optical disk drive: A method for producing a semiconductor laser having an edge window structure includes the steps of forming masks of insulating films on a nitride-based III-V compound semiconductor substrate including first regions and second regions periodically arranged in parallel therebetween; and growing a nitride-based III-V compound semiconductor layer in a region... Agent: Sonnenschein Nath & Rosenthal LLP
20100080108 - Tone arm assembly: A tone arm assembly for use with a rotatable turntable. The tone arm assembly includes a tone arm body supported adjacent to the rotating turntable being horizontally pivotable about a vertically extending axis. A tone arm tube is provided having a longitudinal axis and a first end and a second... Agent: Dergosits & Noah LLP
20100080109 - Variable slippage control for a disc jockey control surface: The disclosure pertains to a scratch effect controller for use by a disk jockey, wherein at least one electromagnet creates the slippage tension or friction effect between the user manipulated disc, which includes a vinyl-like surface thereby simulating a vinyl record, and the rotatable or fixed platter. The strength of... Agent: Stone Creek LLC Alan M Flum
20100080110 - High capacity digital data storage by transmission of radiant energy through arrays of small diameter holes: A method and apparatus for reading a storage medium is provided. The apparatus includes a plurality of emitters configured to emit a radiant energy at a predetermined optical wavelength, a plurality of detectors configured to detect the radiant energy at the predetermined optical wavelength, and a storage medium holder configured... Agent: Woodcock Washburn LLPPrevious industry: Horology: time measuring systems or devices
Next industry: Multiplex communications
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