|Dynamic information storage or retrieval patents - Monitor Patents|
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Dynamic information storage or retrieval December patent applications/inventions, industry category 12/09Below 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. 12/31/2009 > patent applications in patent subcategories.
20090323479 - Optical pickup: An optical pickup has a lens actuator, at least one suspension wire having a first end and an opposite second end, the lens actuator being held by the wire at the first end, and a support base to which the wire is fixed at the second end. The support base... Agent: Renner Kenner Greive Bobak Taylor & Weber
20090323482 - Aberration correction element: where dn/dT represents a change in a refraction factor of the resin material based on 1° C., dh/dT represents a change in the step height based on 1° C., and m represents a number of the multiple steps and an integer greater than 1.... Agent: Cooper & Dunham, LLP
20090323481 - Drive apparatus and track jump method: A drive apparatus includes a light irradiation section for applying light from a light source via an object lens on a hologram recording medium having a recording layer on which a hologram is formed and a track formation layer on which an address recording track composed of a pit string... Agent: Robert J. Depke Lewis T. Steadman
20090323480 - Optical storage system and spherical aberration compensation apparatus and method thereof: An optical storage system and a spherical aberration (SA) compensation apparatus and method thereof are provided. The SA compensation apparatus includes a microprocessor and a digital-signal-processor (DSP). The microprocessor regulates a compensation value of an SA compensation driver in the optical-pickup-head (OPH) several times after the microprocessor has determined the... Agent: Jianq Chyun Intellectual Property Office
20090323483 - Acting track-crossing during tracking error adjust: A method for enhancing the optical initializing operation comprises: sending a radial error signal from an optical pick-up unit to a radial error signal calibration unit; sending the radial error signal from the optical pick-up unit to an offset adjuster; sending a calibrated radial error signal from the radial error... Agent: Wpat, PC Intellectual Property Attorneys
20090323484 - Optical disk device and optical disk processing system having optical disk device: An optical disk processing system having a recording unit and a printing unit is provided. The optical disk processing system comprises a printing unit and a recording unit. A drive controller of the recording unit rotationally drives a loaded optical disk (D) and detects whether or not a rotational speed... Agent: Christensen, O'connor, Johnson, Kindness, PLLC
20090323488 - Information-processing apparatus, device, and device setting control method: According to one embodiment, an information processing apparatus includes one or more devices, a device control module which performs drive control of the one or more devices, and a nonvolatile memory. Each of the one or more devices includes a command reception module which receives from the device control module... Agent: Knobbe Martens Olson & Bear LLP
20090323487 - Optical disk drive and method for data recording of optical disk drives: The invention provides a method for data recording of an optical disk drive. First, raw data is encoded to obtain a plurality of recording units of encoded data to be stored in a memory. The encoded data stored in the memory is then recorded to an optical disk. A predetermined... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090323489 - Apparatus and method for connecting interrupted recording: An optical recording device records data on an optical storage medium. The device generates a data-interrupted address and reconnects the interrupted data from a data-reconnecting address so as to enable further correct reading of the interrupted data. The device comprises an addressing module for providing a reference address on the... Agent: Patterson & Sheridan, LLP - - - Iptec
20090323486 - Information processing apparatus, control method, and program: According to one embodiment, an information processing apparatus includes a media drive having a normal operation mode and a power saving operation mode in which less power is consumed than in the normal operation mode, a control module configured to control the media drive, and a determination module configured to... Agent: Blakely Sokoloff Taylor & Zafman LLP
20090323485 - Recording operation control device, integrated circuit, optical disc recording/reproducing device, and recording operation control method: An information recording precision calculating section (104) calculates an information recording precision for each recording power based on a reproduced RF signal obtained when reproducing recorded information with a predetermined reproduction laser beam intensity after a recording operation of recording the information on an optical disc (200) with a plurality... Agent: Mcdermott Will & Emery LLP
20090323490 - Optical disk device and optical disk processing system having optical disk device: An optical disk processing system having a recording unit and a printing unit is provided. An optical disk processing system comprises a printing unit and a recording unit. An optical disk is driven with a low torque and then with a high torque. Based on reaching times until target rotational... Agent: Christensen, O'connor, Johnson, Kindness, PLLC
20090323491 - Disk image optimization: Incremental optimizations and modifications to a disk image can be made after the initial generation of the disk image. In the case of video games, publishers who have access only to a final game image can use the invention to make small improvements to the game disc image without the... Agent: Woodcock Washburn LLP (microsoft Corporation)
20090323492 - Information recording medium, and apparatuses for reproducing, recording, and recording and reproducing thereof, and methods for reproducing, recording, and recording and reproducing thereof: An information recording medium comprises a substrate, a second recording layer, a second light transmitting layer, a first recording layer for recording different information from that to be recorded in the second recording layer, and a first light transmitting layer. The second recording layer is formed with a continuous second... Agent: Connolly Bove Lodge & Hutz LLP
20090323493 - Multilayer optical recording medium, recording device, and recording laser power adjustment method: A multilayer optical recording medium includes three or more recording layers formed in a thickness direction. Trial writing areas provided in the respective recording layers to adjust the power of recording laser are formed not to overlap at a position in a planar direction in adjacent ones of the recording... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20090323494 - Information reproducing apparatus and method, and computer program: An information reproducing apparatus (1) is provided with: an amplitude limiting device (151, 152) for obtaining an amplitude limit signal (RSLIM) by limiting an amplitude level of a read signal (RRF) read from a recording medium (100) on the basis of a predetermined amplitude limit value; and a filtering device... Agent: Young & Thompson
20090323496 - Beam applying method, beam applying apparatus, and optical recording medium: A beam applying method includes the steps of: rotationally driving an optical recording medium, in which a signal is recorded and reproduced by applying a beam thereto and which has a recording layer on which the signal is recorded, a polarization element formed below the recording layer, and a reflecting... Agent: K&l Gates LLP
20090323499 - Method and apparatus for recording information on optical disc: An optical disc of a recordable type or a rewritable type has a plurality of recording layers including first and second recording layers. A laser beam is applied to the second recording layer through a used area in the first recording layer to record arbitrary information on at least a... Agent: Louis Woo Law Office Of Louis Woo
20090323495 - Optical information recording medium, recording/reproducing method thereof and recording/reproducing apparatus: An optical information recording medium, recording/reproducing method thereof, and recording/reproducing apparatus with superior signal quality for high-density recording that has high storage reliability is provided. The optical information recording medium of the present invention has at least one information layer having a recording layer and a dielectric layer in order... Agent: Wenderoth, Lind & Ponack L.L.P.
20090323498 - Optical pickup device and method of manufacture therefor: An optical pickup device includes a holder which holds an LD and a light-receiving element and an optical pickup case on which the holder is adhesively fixed via an ultraviolet cure adhesive, and is provided with a through hole on a bonding surface of the holder in order to reduce... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090323497 - Optical recording apparatus: The present invention relates to an optical recording apparatus with processing means (50) arranged for processing encoded data (NRZ). The processing means further has demultiplexing means (DEMUX) arranged for demultiplexing the encoded data (NRZ) into a first plurality (m) of data channels (65) using a second clock frequency signal (CLK2).... Agent: Philips Intellectual Property & Standards
20090323500 - Optical holographic device and method with alingnment means: The present invention relates to an optical holographic device and a corresponding method for reading out a data page recorded in a holographic recording medium (106) and carrying data modulated using a block modulation code, according to which a data page is divided into a number of blocks and a... Agent: Philips Intellectual Property & Standards
20090323502 - Composite optical element: A composite optical element (1) includes a first optical component (10) and a second optical component (20). The first optical component (10) is made of first glass and has a lens surface (12). The second optical component (20) is made of a material different from the first glass, is coupled... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090323501 - Optical pickup and information device: An optical pickup for irradiating an information recording medium, such as a DVD, with a laser beam when an information signal is recorded or reproduced, and information equipment provided with the optical pickup.... Agent: Nixon & Vanderhye, PC
20090323503 - Connection structure of flexible printed circuits and optical pickup device including the connection structure: A connection structure of Flexible printed circuits comprising: first and second Flexible printed circuits, respectively, including a base formed of a resin, a plurality of wiring patterns arranged side by side on the base, a cover formed of a resin to cover opposite sides of the wiring patterns to the... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090323504 - Optical pickup and production method thereof: An optical pickup includes an actuator having an objective lens and an optical base on which the actuator is supported. The actuator includes a yoke having an opening, a first straight section and an opposing second straight section, the opening being interposed between the straight sections, the first and second... Agent: Renner Kenner Greive Bobak Taylor & Weber
20090323505 - Apparatus for reading from an optical recording medium:
20090323506 - Data storage medium, data storage device containing same, and method of manufacturing data storage device containing same: A data storage medium includes a piezoelectric film (101) having a surface (111) including a halogen. In one embodiment, the halogen exists in an atomic concentration of at least approximately 10 percent. The result is a hydrophobic surface conducive to long-lasting scanning probe tips, low contamination, and stable surface charge.... Agent: Intel Corporation C/o Cpa Global
20090323507 - Apparatus and method for converting groove/land polarity upon groove/land track change on optical medium: The present invention discloses an apparatus for converting a groove/land polarity on an optical medium, which comprises a physical identification (PID) detector detecting a first sector into a first PID value, a sector information unit providing an information including a second PID value indicative of either a second sector or... Agent: Austin Rapp & Hardman
20090323508 - Photosensitized composite material, three-dimensional memory material and recording medium, optical power limiting material and element, and photocuring material and stereolithography system, and fluorescent material for multiphoton fluorescence microscop: A photosensitized composite material and a material, an element, a device, and the like, which employ the photosensitized composite material, are provided. In the photosensitized composite material, multiphoton absorption compounds are highly sensitized for practical use by utilizing an enhanced plasmon field. The photosensitized composite material has a structure where... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.12/24/2009 > patent applications in patent subcategories.
20090316537 - Recording medium, optical device, and recording and reproducing apparatus: A recording medium includes at least one recording layer on which information is recorded by multi-photon absorption, and a servo layer disposed in a laminated direction with respect to the recording layer and having a track for guiding a beam spot of laser light having a first wavelength and a... Agent: Ditthavong Mori & Steiner, P.C.
20090316538 - Optical disc apparatus: An optical disc apparatus comprises an overcurrent detector and when the overcurrent detector detects an overcurrent during a recording operation or a reproduction operation and during an operation for controlling a focus of an objective lens, a rotation speed of an optical disc is reduced and an actuator is controlled... Agent: Townsend And Townsend And Crew, LLP
20090316540 - Optical disc apparatus and control method thereof: The present invention provides an optical disc apparatus that reduces access time while suppressing the emanation of heat from a beam expander. A microcomputer manages the operation time and pause time of a stepping motor constructed to move the movable lens of the beam expander, and in accordance with the... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090316539 - Optical head and optical disk apparatus: There are provided an interference type optical head and an optical disk apparatus, which have a signal amplification effect and which can be manufactured in sizes comparable to conventional optical heads. In an optical disk apparatus that performs signal amplification by making a light, which is used as a reference... Agent: Mattingly & Malur, P.C.
20090316543 - Optical pickup, optical information reproducing apparatus and optical information reproducing method: An optical pickup includes: a light source that emits first light; an objective lens that condenses the first light and allows it to irradiate a track having formed therein a recording mark for intercepting the first light in a uniform recording layer of an optical information recording medium; and a... Agent: Wolf Greenfield & Sacks, P.C.
20090316542 - Information recording device and method, and computer program: An information recording device (1) is provided with recording element (3 and the like) for recording a recording mark by irradiating an information recording medium (100) with a laser beam; setting element (11 and the like) for setting recording conditions, corresponding to changes of the characteristics of the information recording... Agent: Young & Thompson
20090316541 - Storage apparatus and estimating method of power consumption for storage apparatus: Power consumption is calculated in accordance with an operation state of disk devices without using a power meter in a storage system. The power consumption in accordance with the operation state is calculated as follows. That is, information on the power consumption for every type of hard disks is stored... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090316544 - Method of operating a data recording device: A method of operating a data recording device DRD comprising a reading/writing head OH for reading/writing data on a data record carrier OM insertable into the data recording device, the method comprises the steps of: varying at least one reading/writing head operating parameter until said operating parameter reaches a determined... Agent: Philips Intellectual Property & Standards
20090316545 - Multi-layered recording medium, and method and apparatus for recording data: A multi-layered recording medium, and a method and apparatus for recording data in the recording medium are disclosed. A multi-layered recording medium, each of which includes an inner area, a data area, and an outer area, includes: first layer having at least a test area assigned to the inner area;... Agent: Harness, Dickey & Pierce, P.L.C
20090316546 - Storage drive performance characterization: A storage system is configured to determine a redundancy group configuration for a plurality of storage drives by grouping storage drives with a similar performance group designation together. When a storage drive is inserted, the storage system tests the performance of the storage drive. The storage drive may comprise a... Agent: Lsi Corporation C/o Suiter Swantz PC Llo
20090316548 - Data processing apparatus and method for reproducing data of an optical recording medium: A data processing apparatus utilized for reproducing data from an optical storage medium has individual checking modules for separately controlling a data outputting operation of a data buffering unit according to the data buffered in the data buffering unit and a primary defect list, and for controlling a decoding operation... Agent: North America Intellectual Property Corporation
20090316549 - Optical disk drive for scanning an optical disk with a scanning velocity and method for scanning an optical disk with a scanning velocity: An optical disk drive and a method for scanning an optical disk that includes a substantially circular track with a scanning velocity is provided. A servo control signal (SCS) is determined based on a servo error signal (SES). A first performance indicator (IND1) of the servo actuator is determined from... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090316547 - Optical discs for measuring analytes: This invention directs to an optical disc assembly configured to receive an analyte which can be detected by a standard optical disc reader or an optical disc reader modified therefrom. The optical disc assembly may preferably be designed so that the optical disc reader can track the disc and detect... Agent: Knobbe Martens Olson & Bear LLP
20090316550 - Recording/reproducing apparatus and tracking control method: A recording/reproducing apparatus and a tracking control method which can perform data processing for reliably recording or reproducing data on or from a recording medium are disclosed. Tracking error signal (TE) is generated using difference signal (A−B) produced from reflected light from a recording medium and an offset included in... Agent: Harness, Dickey & Pierce, P.L.C
20090316551 - Apparatus and method for writing data into storage medium: An apparatus for writing encoded data into a storage medium includes a quality-check signal generator, a defect judgment unit and a verification unit. The quality-check signal generator is utilized for generating a quality-check signal; the defect judgment unit is coupled to the quality-check signal generator and is utilized for generating... Agent: North America Intellectual Property Corporation
20090316552 - Time interval analyzer which measures delay of read signal from medium: A time interval analyzer includes a phase comparator which decides whether a measured signal contains a delay quantity for either a positive delay or a negative delay relative to a characteristic value, and a processor circuit which outputs a ratio of a number of the measured signals containing the positive... Agent: Mcginn Intellectual Property Law Group, PLLC
20090316553 - Tape condition in a tape data transfer apparatus: A tape data transfer apparatus operable to determine a tape damage condition of a tape received in the apparatus by determining a value representative of a tape pack size of the received tape and comparing the value representative of tape pack size with a tape pack size reference value that... Agent: Hewlett-packard Company Intellectual Property Administration
20090316556 - Driving apparatus and method, program, and recording medium: A driving apparatus includes: a driving mechanism slider-driving a head including a first optical pickup and a second optical pickup, the first optical pickup and the second optical pickup having a same specification; a calculating mechanism performing predetermined calculation using a first slide-error signal obtained by filtering a signal from... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20090316554 - Image recording/reproducing device: There is provided an image recording/reproducing device that can discriminate a disk separation error that is specific to removable hard disks. A disk error detector (51) detects an occurrence of a disk error depending on whether a removable hard disk (15) can be recognized or not. A mount status detector... Agent: Pearne & Gordon LLP
20090316555 - Multilayer optical disk, multilayer optical disk recording apparatus and multilayer optical disk reproducing apparatus: A multilayer optical disk apparatus comprises an optical pickup that emits N (N represents an integer of two or more) laser beams of the same wavelength. The optical pickup emits the N laser beams at the same time, focuses the N laser beams on a first recording layer group alternately... Agent: Townsend And Townsend And Crew, LLP
20090316557 - Information reproducing apparatus and method, and computer program: An information reproducing apparatus (1) is provided with: an amplitude limiting device (151, 152) for obtaining an amplitude limit signal (RSLIM) by limiting an amplitude level of a read signal (RRF) read from a recording medium (100) on the basis of a predetermined amplitude limit value (L); a filtering device... Agent: Young & Thompson
20090316559 - Optical information recording apparatus, optical information recording method, optical information reproducing apparatus and optical information reproducing method: An optical information recording/reproducing apparatus and an optical information recording/reproducing method that record information using holography, wherein the optical information recording/reproducing apparatus includes a signal generation unit that generates two-dimensional data by a two-dimensional encoding method in which a lower-limit value of a number of continuous ON/OFF pixels in an... Agent: Juan Carlos Marquez Reed Smith LLP
20090316558 - Two-dimensional demodulation method, two-dimensional demodulation apparatus and holographic apparatus: A two-dimensional demodulation method for reproducing a data page by means of decision feedback Viterbi detection processing from a recording medium on which a data page has been recorded as a set of a plurality of two-dimensional modulation pattern symbols each of which comprises a plurality of pixels, and which... Agent: Sughrue Mion, PLLC
20090316561 - Optical information recording method, optical information reproduction method and optical disk device: When a phase shift is to be evaluated, based on a difference between an output from a waveform equalization circuit to equalize an input reproduced signal to a predetermined target equalization characteristic and the target equalization characteristic, the phase shift of the reproduced signal relative to a channel clock, a... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090316560 - Optical pickup and information equipment: An optical pickup (100) includes: an irradiating device (101) for irradiating a laser beam (LB); a first light focusing device (104) for focusing the laser beam on the recording medium (10); a collimator device (102) which is disposed on the optical path between the irradiating device and the first light... Agent: Nixon & Vanderhye, PC
20090316562 - Optical pickup apparatus: An optical pickup apparatus comprising: a laser-light source that selectively emits first and second laser lights parallel with each other; a diffraction grating that includes a plurality of periodic structures joined to be different in phase from each other in a direction optically corresponding to an optical-disc-tracking direction, and generates... Agent: SocalIPLaw Group LLP
20090316563 - Objective lens, optical pickup apparatus and optical information recording and/or reproducing apparatus: An objective lens according to the present invention is an objective lens used for an optical pickup apparatus, and the objective lens includes a superimposed structure on a surface of a lens with a power in which a first optical path difference providing structure changing spherical aberration in under-corrected direction... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20090316564 - Electric field read/write apparatus and method: Provided are an electric field read/write apparatus and method, which reproduce information written in a recording medium by using an electric field read/write head including a channel. In the electric field read/write apparatus and method, an electric field generated from the recording medium is modulated by using a modulation signal,... Agent: Sughrue Mion, PLLC
20090316565 - Method and system for activation of an optical article: A method for activating an optical article includes providing an optical article, wherein at least one mark is disposed on the optical article, wherein the mark comprises an optical-state change material in an initial state, the initial state preventing the optical article from being read by a player; deriving an... Agent: General Electric Company Global Research
20090316566 - Information recording medium, information recording device and method, information reproducing device and method, information recording/reproducing device and recording method, and computer program: m12/17/2009 > patent applications in patent subcategories.
20090310446 - Signal detecting device and signal detecting method: A signal detecting device includes: a semiconductor substrate; a near-field light generating section that is provided on the semiconductor substrate and generates near-field light near an interface with the semiconductor substrate; a light source that outputs light having wavelength corresponding to photon energy about a half as large as band-gap... Agent: Wolf Greenfield & Sacks, P.C.
20090310447 - Objective lens actuator: An objective lens actuator is provided in which an objective lens is hardly affected by a higher vibration mode and a gain crossover frequency can be increased even when the objective lens is disposed at the end of a lens holder. Between the optical axis of an objective lens 11... Agent: Hamre, Schumann, Mueller & Larson P.C.
20090310448 - Objective lens actuator: In an objective lens actuator of an optical disk drive and the like, variations in the fixed end positions of wires serving as suspensions are reduced and tilt characteristics are improved. Terminal plates 20 fixed to a lens holder are tilted relative to wires 13 for supporting the lens holder... Agent: Hamre, Schumann, Mueller & Larson P.C.
20090310449 - System and method for embedding optical drive compatibility information in optical media: Compatibility information embedded in an optical medium modifies actions allowed by predetermined non-compatible optical disc drives on the optical medium, such as optical disc drives that may suffer damage if certain actions are performed on the optical medium. For instance, a compatibility engine of the optical disc drive applies compatibility... Agent: Hamilton & Terrile, LLP
20090310450 - Information processing device and method and program: An information processing device includes: a writing and erasing means for writing and erasing predetermined information to and from a predetermined recording area of a writable optical disc serving as a recording medium; an estimation information writing means for writing estimation information to the recording area to and from which... Agent: Wolf Greenfield & Sacks, P.C.
20090310451 - Recording medium, and a method and apparatus for managing the recording medium: A method for managing a recording medium, according to another aspect of the present invention, comprises recording a defect list, which includes management information for a defective area of the recording medium, in at least one defect list position contained in a management area of the recording medium; and recording... Agent: Harness, Dickey & Pierce, P.L.C
20090310452 - Optical disc signal processing apparatus and optical disc reproduction apparatus: An optical disc signal processing apparatus is provided which comprises a rotation control section for measuring and outputting the number of edges within a predetermined time for a binary signal obtained from an RF signal reproduced from an optical disc on which information is recorded, a detecting section for detecting... Agent: Mcdermott Will & Emery LLP
20090310453 - Optical drive and read power estimation method: A method of determining a maximum allowable read power for a drive-record carrier combination is described. The method finds a forward-sense setpoint value to control a light power control loop, by reading data from the record carrier at which degradation of the data occurs. This technique is useful for all... Agent: Philips Intellectual Property & Standards
20090310454 - Dimple position detection device and dimple position detection method for disk drive suspension: A dimple position detection device for detecting a position of a dimple formed on a load beam is provided with an illumination device, imaging device, and image processing section. The illumination device directs illumination light toward the dimple. The imaging device receives reflected light from the dimple. The image processing... Agent: Frishauf, Holtz Goodman & Chick, P.C. 16th Floor
20090310456 - High data capacity storage medium with protection code, method for optaining the protection code and respective data reading apparatus: The optical storage medium comprises a substrate layer, and a data layer disposed on the substrate layer, the data layer comprising data being arranged in tracks as marks and spaces. A protection code is coded in one of the tracks or a part of a track which code comprises marks... Agent: Robert D. Shedd, Patent Operations Thomson Licensing LLC
20090310457 - Optical disk recording apparatus, laser diode driving apparatus and recording signal generating apparatus: The optical disk recording apparatus has the function of correcting the timing shift of the write strategy signal caused by the change in the operating environment of the digital signal processing circuit including the write strategy generating circuit, the laser drive circuit for driving the laser at the time of... Agent: Townsend And Townsend And Crew, LLP
20090310458 - Optical disk apparatus, information recording method, signal processing lsi, and laser driver: The present invention aims to, when recording pulse information are transmitted to a laser driver lying over a pickup through an optical disk, reduce the number of transmission paths or lines from a conventional transmission method and avoid degradation of recording performance due to transmission path characteristics upon fastening of... Agent: Miles & Stockbridge PC
20090310459 - Laser on slider for a heat assisted magnetic recording head: A recording head includes a magnetic write pole having an end positioned adjacent to an air bearing surface, a first waveguide having an end positioned adjacent to the air bearing surface, a laser, and a coupler for coupling light from the laser to the waveguide. The coupler can include a... Agent: Pietragallo Gordon Alfano Bosick & Raspanti, LLP
20090310461 - Light source drive, optical pickup unit wherein the light source drive is installed, optical disc drive wherein the optical pickup unit is installed, and information terminal wherein the optical disc drive is installed: In a voltage conversion section 154 for converting a supply voltage from a battery 206 for driving a light source 71 into a supply voltage to an LD drive section 116, the supply voltage to the LD drive section 116 is controlled from a preset initial voltage to a voltage... Agent: Greenblum & Bernstein, P.L.C
20090310460 - Optical disc device: An optical disc apparatus according to the present invention includes a disc rotation mechanism 2 for allowing an optical disc 1 having an information recording face to be placed thereon and rotating the optical disc 1; an optical pickup 3 including an engaging section and irradiating the information recording face... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090310462 - Frustum-shaped holographic disc and matching tray in a holographic drive: A holographic disc comprises a multilayer right-circular frustum. The frustum includes a substrate layer having an inner surface and an outer surface. A reflective track layer is formed on the inner surface of the substrate layer. A first gap layer overlies the reflective track layer. A dichroic mirror layer overlies... Agent: International Business Machines Corporation
20090310463 - Optical information recording apparatus and optical information recording method: A need to effectively record data of various sizes on a large-capacity holographic memory capable of high-speed recording is achieved, for example, by curing a first part of the holographic recording which is able to be multiplex-recorded in one or more units of a predetermined volume, and by not recording/curing... Agent: Mcdermott Will & Emery LLP
20090310464 - Three-dimensional optical information carrier: An optical data carrier is presented comprising first and second recordable media located in at least one first portion and at least one second portion of the data carrier, respectively. These first and second recordable media differ from each other in a storage capacity and a data recording rate.... Agent: Oliff & Berridge, PLC
20090310465 - Optical head and optical information device: An optical head according to the present invention includes: a first light source that emits light with a first wavelength; a beam splitter that splits the light emitted from the first light source into a first light beam traveling in a first direction and a second light beam traveling in... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090310466 - Objective lens driving device and driving method for the same: [Means for Solving Problems] In a case that an objective lens is moved from a bottom limit to an upper limit in a specific range for aligning the focus, when the objective lens is positioned nearer a point (basic focusing position) where light is focused on an optical disc 11... Agent: Sughrue Mion, PLLC
20090310467 - Optical information device: An optical information apparatus according to the present invention includes: an optical system that includes a solid immersion lens (SIL) 11 and that produces near-field light to be incident on an optical disc 10; a first actuator for displacing the SIL 11; a second actuator 29 for varying the distance... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090310468 - Optical pickup apparatus: Influences of reflected light, which result in crosstalk from adjacent layers in a multi-layered optical disk, are mitigated. In an astigmatic optical system of an optical pickup, a first composite segmented wave plate having a segmentation direction that is in the same direction as the focal line that is close... Agent: Mattingly & Malur, P.C.
20090310469 - Optical pickup apparatus: An optical pickup apparatus reads an information signal recorded on a recording surface of an optical disk along a track by projecting a light beam. Said optical pickup apparatus has: an objective lens for converging said light beam onto said recording surface; an objective lens moving device for moving said... Agent: Drinker Biddle & Reath (dc)
20090310470 - Method for producing a data carrier and data carrier produced therefrom: A method of producing a data carrier with a marking is disclosed. The data carrier includes a laser-markable portion and a beam-modifying portion adjacent the laser-markable portion. The beam-modifying portion has a beam modifying property. The method includes irradiating a laser beam through the beam-modifying portion to allow the beam... Agent: Buchanan, Ingersoll & Rooney PC
20090310471 - Resin composition and optical component: There are provided a resin composition that is suitable for an optical component which, while maintaining moldability, low birefringence, heat resistance, mass productivity, mechanical strength, and light transmittance, hardly exhibits a low light transmittance during the use of a blue-violet laser beam source and a deterioration in optical properties, and... Agent: Buchanan, Ingersoll & Rooney PC
20090310472 - Method and structure for ultra-high density, high data rate ferroelectric storage disk technology using stabilization by a surface conducting layer: A method and structure for a ferroelectric storage medium, includes a metallic underlayer and a ferroelectric data layer over the metallic underlayer. A layer over the ferroelectric data layer has a charge migration rate faster than a charge migration rate of the ferroelectric data layer.... Agent: Mcginn Intellectual Property Law Group, PLLC
20090310473 - Optical data carrier and method for reading/recording data therein: An optical data carrier is presented. The data carrier comprises at least one recording layer, at least one non-recording layer, and at least one reflective interface. The recording layer is made of a material having a fluorescent property variable on occurrence of multi-photon absorption resulted from an optical beam, and... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw
20090310474 - Information storage medium, and recording/reproducing apparatus and method: An information storage medium, and a recording/reproducing apparatus and method, the information storage medium including a plurality of recording layers, each layer including a lead-in area or a lead-out area, a data area, a middle area, and a dedicated area, wherein the data area is flexibly allocated according to data... Agent: Stein Mcewen, LLP12/10/2009 > patent applications in patent subcategories.
20090303844 - Optical pickup and disk drive device: An optical pickup includes a moving base moved in a radial direction of a disk-like recording medium mounted on a disk table, and an objective lens drive device disposed on the base and including an objective lens. The drive device includes a fixed block fixed to the base, a movable... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20090303845 - Optical disc apparatus and reproduction control method: The present invention makes it possible to reproduce reproduction images without a break without having to use any additional identification information even when real-time recorded data is not completely continuous. A control circuit references a data identification flag (“Recording Type”) which is attached to each sector of reproduction data to... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090303846 - Method and apparatus for recording and reproducing information on and from optical disc: An apparatus for recording and reproducing an information signal on and from an optical disc includes a memory. The information signal is written into the memory. The information signal is read out from the memory. An optical head generates a laser beam in response to the readout information signal, and... Agent: Louis Woo Law Office Of Louis Woo
20090303847 - Optical disc apparatus therefor: There is a need to accurately lock focus of a laser beam onto a target data layer of a multilayer optical disc. The above need can be addressed by, for example, performing a focus lock operation after a spherical aberration correction amount is set in such a way as to... Agent: Mcdermott Will & Emery LLP
20090303848 - Optical discs with identification code: An individual code can be recorded on optical discs with post-recording techniques like for example laser-ablation. This normally requires the presence of an ad-hoc decoder in a corresponding playback apparatus. According to the invention this individual code is recorded by using an encoding scheme which is different from the encoding... Agent: Philips Intellectual Property & Standards
20090303849 - Optical pickup device and recording/reproduction device: An optical pickup device includes: a first light source for emitting recording laser light; a second light source for emitting reproducing laser light having a wavelength different from a wavelength of the recording laser light; an objective lens for converging the recording laser light and the reproducing laser light. A... Agent: Ditthavong Mori & Steiner, P.C.
20090303850 - Optical disc medium and optical disc device:
20090303851 - Method and apparatus for reproducing data and recording medium: A recording medium, and a method and apparatus for reproducing data from the recording medium are disclosed. The recording medium for recording data includes: first reproduction-restriction information of the recording medium; and update information of second reproduction-restriction information of other recording medium. If the content provider (CP) desires to release... Agent: Harness, Dickey & Pierce, P.L.C
20090303852 - Optical scanning device and method for determining focus position: The optical scanning device  is arranged for scanning a record carrier . The record carrier has an outer face . The scanning device comprises a radiation source  for generating a radiation beam  and an objective system  having an exit face  arranged for evanescent coupling of... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090303853 - Optical information recording/reproduction apparatus and recording condition adjusting method: An adaptive equalization circuit (105) operates for PR-equalization of the reproduced signal that is subjected to an A/D conversion by an A/D converter (103) and shaped by a waveform shaping circuit (104). An ideal-waveform generation circuit (110) generates an ideal waveform that corresponds to the reproduced signal that is binarized... Agent: Mcginn Intellectual Property Law Group, PLLC
20090303854 - Recording medium, and recording and reproducing apparatus: A recording medium includes: at least one recording layer on which information is recorded by multi-photon absorption; and a servo layer disposed in a laminated direction with respect to the recording layer and having a track for guiding a beam spot of laser light having a first wavelength and a... Agent: Ditthavong Mori & Steiner, P.C.
20090303855 - Two-photon-absorbing recording medium, two-photon-absorbing recording/reproducing method, and two-photon-absorbing recording/reproducing apparatus: Provided are a two-photon-absorbing recording medium allowing recording and reproduction of a large volume of information, a two-photon-absorbing recording/reproducing method by using the same, and a two-photon-absorbing recording/reproducing apparatus. The two-photon-absorbing recording medium for recording information by simultaneous two-photon absorption is a medium comprising an alternate laminate structure comprising: a... Agent: Sughrue Mion, PLLC
20090303856 - Optical storage medium and optical information apparatus: Disclosed is an arrangement that enables to keep a relative positional relation between a beam for servo control and a beam for information recording/reproduction constant concerning focusing control and tracking control, even if the two beams are different from each other. An optical storage medium has a reflection surface for... Agent: Wenderoth, Lind & Ponack L.L.P.
20090303857 - Optical pickup device: A servo objective lens and a recording/reproducing objective lens are commonly held on a holder. The servo objective lens and the recording/reproducing objective lens are integrally displaced, thereby pulling servo light onto a servo layer. Upon the pulling, focus positions of recording light and reproducing light follow a focus position... Agent: Ditthavong Mori & Steiner, P.C.
20090303858 - Optical recording head, magneto-optical recording head and optical recording apparatus: An optical recording head simply structured, enabling a reduction in thickness, and having sufficient efficiency even if a light source with small output is used when a plasmon probe is used. The optical recording head includes a light source section for emitting light, a slider moving relative to a recording... Agent: Sidley Austin LLP
20090303859 - Optical data reading/writing with stationary dish mirror: Apparatus and method for reading data from or writing data to a stationary optical storage medium. A light beam redirecting mechanism is rotatable about an axis through a stationary dish mirror that faces a stationary optical storage medium from which data may be read or to which data may be... Agent: Husch Blackwell Sanders, LLP Husch Blackwell Sanders LLP Welsh & Katz
20090303860 - Recording process status deciding apparatus and recording process status deciding method: A disk-layer-configuration judging unit (180) of a recording-and-reproducing apparatus (100) judges which of a one-layer disk (10) and a two-layer disk (20) is a disk in which content data is to be recorded. A system controller (280) sets a recording rate to be a conventional recording rate when the disk-layer-configuration... Agent: Kratz, Quintos & Hanson, LLP
20090303861 - Information recording and readout method: Provided is a medium capable of implementing a large-capacity recording at low cost per bit. A medium including a network of metal wires and recording materials each provided at an intersection of the metal wires. Surface plasmons are made to propagate along the metal wires. Two surface plasmons are made... Agent: Mattingly & Malur, P.C.
20090303862 - Recording medium with a linking area including a synch pattern thereon and apparatus and methods for forming, recording, and reproducing the recording medium: A recording medium, such as a high-density and/or read-only recording medium including a data area including at least two data sections and a linking area to link neighboring data sections, the linking area including at least two frame sync signals, where values of the at least two frame sync signals... Agent: Harness, Dickey & Pierce, P.L.C
20090303863 - Recording medium with a linking area thereon and apparatus and methods for forming, recording, and reproducing the recording medium: A recording medium, such as a high-density and/or read-only recording medium including a data area including at least two data sections and a linking area to link neighboring data sections, the linking area including at least one physical address, and to methods and apparatuses for forming, recording, and reproducing the... Agent: Harness, Dickey & Pierce, P.L.C
20090303864 - Optical recording medium and reproducing device: An optical recording medium is provided with a plurality of recording layers, wherein the recording layers are formed such that all the spacings between two recording layers in all the combinations selected from the plurality of recording layers do not coincide with each other. Accordingly, the return of lights reflected... Agent: Wenderoth, Lind & Ponack L.L.P.12/03/2009 > 28 patent applications in 24 patent subcategories.
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