|Dynamic information storage or retrieval patents - Monitor Patents|
USPTO Class 369 | Browse by Industry: Previous - Next | All
03/2009 | Recent | 15: May | Apr | Mar | Feb | Jan | 14: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn | | 2008 | 2007 |
Dynamic information storage or retrieval March listing by industry category 03/09Below 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. 03/26/2009 > patent applications in patent subcategories.
20090080295 - Light-assisted magnetic head apparatus, light-assisted magnetic recording apparatus, and light-assisted magnetic recording method: A light-assisted magnetic head apparatus is provided. The light-assisted magnetic head apparatus includes a focusing optical system and a thin magnetic head having a main magnetic pole. The focusing optical system includes a hemispherical or hyper-hemispherical solid immersion lens. The thin-film magnetic head includes a metal layer that causes surface... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090080296 - Optical disc: An optical disc includes an electromagnetic coupling module mounted therein. The electromagnetic coupling module includes a wireless IC chip and a feeder circuit substrate in which a feeder circuit including a resonant circuit having a predetermined resonant frequency is disposed. The electromagnetic coupling module is electromagnetically coupled to a reflective... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP
20090080297 - Frequency-modulated coding and data recording and storage using plasmonic nanostructures: A frequency-modulated coding and data recording and storage device that uses plasmonic-dielectric nanostructures of concentric two-layer core-shell design to store data includes a flat transparent substrate having a top surface divided into cells with side dimension d on the order of tens of nanometers and a core-shell plasmonic-dielectric nanostructure disposed... Agent: Woodcock Washburn LLP
20090080298 - Optical head, optical head manufacturing method and optical disc device: A two-wavelength laser light source 1 is arranged to correct coma aberration generated in a radial direction of a CD 80 in the case where an objective lens 6 is tilted to locate an inner peripheral end of the objective lens 6 in the radial direction of the CD 80... Agent: Wenderoth, Lind & Ponack L.L.P.
20090080299 - Control method of optical disc drive: The present invention provides a control method of an optical disc drive, including the steps of: (a) entering a writing state; (b) checking if a reading command for requesting recorded data is received, wherein when the reading command is not received, then continuing a writing process, and when the reading... Agent: North America Intellectual Property Corporation
20090080301 - Method of recording information on and reproducing information from optical disk and apparatus for the same: There is provided an information recording and reproducing method and an apparatus for the same capable of optimizing the shift adjustment of a recording pulse recorded in an optical disk even at the time of recording information on the optical disk at a high speed. The shift adjustment value of... Agent: Townsend And Townsend And Crew, LLP
20090080302 - Disk drive and information processing system having the same: A disk drive controls the rotational speed of a disk to an appropriate value. A system controller of the drive stores data read from a disk and read-ahead data into buffer memory. A time interval ti at which the buffer memory becomes full is measured, and the time interval ti... Agent: Christensen, O'connor, Johnson, Kindness, PLLC
20090080303 - Storage media housing device: A storage media housing device includes a housing means (1) for housing storage media; a position detecting section (2) detecting a position of the housing means (1); a transfer means (3) for transferring the housing means (1) to a desired position on command; a control means (4) for outputting a... Agent: Birch Stewart Kolasch & Birch
20090080304 - Information recording medium, recording and/or reproducing apparatus, and recording and/or reproducing method: An information recording medium, recording and/or reproducing apparatuses, and recording and/or reproducing methods which enable effective management of a last data recording address of a data area of the information recording medium. The information recording medium includes a data area for recording user data, temporary recording management information for managing... Agent: Stein, Mcewen & Bui, LLP
20090080305 - Disc discrimination method and apparatus: A method for discriminating a type of disc. The method includes receiving a signal having at least first and second peak points generated by an optical beam reflected from a record layer of the disc, comparing amplitudes of the first and second peak points, and determining the type of the... Agent: Birch Stewart Kolasch & Birch
20090080306 - Optical disk device and optical disk discriminating method: An optical disk discriminating method and an optical disk device which can detect reflected rays for making discrimination among kinds of optical disks with high accuracies. By switching a plurality of lasers and moving a spherical aberration corrector while moving an objective lens to cause it to approach or keep... Agent: Townsend And Townsend And Crew, LLP
20090080307 - Method of manufacturing optical head including the step of adjusting parallelism of light beam: A method for manufacturing an optical head having a laser beam emitting device that emits a light beam of a predetermined wavelength, an objective lens that focuses the light beam on an optical recording medium and a parallelism adjusting lens that is disposed on an optical path between the laser... Agent: Nixon & Vanderhye, PC
20090080308 - Recording apparatus, reproduction apparatus, recording and reproduction apparatus, recording method, and reproduction method: A recording apparatus for recording information on a recording medium on which rewrite can be performed by using an optical element, the recording apparatus including: an information recording unit adapted to record overwrite inhibit information indicating that overwrite on the recording medium is inhibited, in a predetermined zone before start... Agent: Sonnenschein Nath & Rosenthal LLP
20090080309 - Arithmetic processing circuit unit and disc device: By inputting differential signals to transistors Tr21a to Tr21d and Tr22a to Tr21d, an addition operation is performed on the four differential signals, and a filter operation is performed by a capacitor C21 and resistors R21 and R22. An offset of a signal obtained as a result of an addition... Agent: Fish & Richardson P.C.
20090080310 - Optical disk recording method, optical disk device, program, and recording medium: In an optical disk recording method adapted to record information on an optical disk by a light beam incident to the disk in one direction, the disk has a plurality of rewritable recording layers including a first layer nearest to a plane of incidence and a second layer distant from... Agent: Dickstein Shapiro LLP
20090080311 - Optical information reproducing method, optical information reproducing device, and optical information recording medium: In a super-resolution optical disk for the purpose of achieving an increase in the density of recording data by reproducing a recording mark smaller than optical resolution, the optimum reproduction power needs to be determined since the quality of a super-resolution reproduced signal strongly depends on the reproduction laser power.... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090080312 - Read-only optical disc medium and method of manufacturing same: At the stage where disc substrates are to be manufactured in mass production by using a stamper, a section where pits/lands are not formed is formed in advance as an additional information recording section among recording tracks formed by a recording data sequence of pits/lands. A metal alloy reflection film... Agent: Sonnenschein Nath & Rosenthal LLP
20090080317 - Devices for storing and reading data on a holographic storage medium: In one embodiment, the invention provides a device for storing data on a holographic storage medium, comprising means for generating an object beam encoded by spatial modulation with the data to be stored, and means for generating a reference beam spatially modulated according to predetermined configurations to produce a multiplexing... Agent: Alston & Bird LLP
20090080315 - Optical information recording and reproducing apparatus and method of optically recording and reproducing information: An optical recording and reproducing apparatus according to the present invention utilizes an angle multiplexing interfering method to record multiple pieces of recording data on an optical recording medium. Recording conditions for the multiple recording and management information such as addresses are recorded in the same book according to a... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.L.P.
20090080313 - Optical information recording and reproducing device: The optical information recording and reproducing device utilizing holography requires the optical system to generate the signal beam and the reference beam to be irradiated to the holographic storage medium as well as another optical system to generate the curing light beam to be irradiated to the holographic storage medium.... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090080316 - Optical information recording and/or reproducing apparatus: An optical information recording and/or reproducing apparatus is provided which can, with the help of the same apparatus, record information on both an information recording area of an information recording medium for hologram and an information recording area of an existing optical disc typified by BD, DVD or CD and/or... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090080314 - Optical information recording/reproducing apparatus and its reproduction method: An optical recording/reproducing apparatus includes an optical recording medium in which a holograms are recorded depending on an incident angle of a reference beam. The reference beam is irradiated to holograms while changing the incident angle to generate a reproduction light beam, and an image patterns are detected by an... Agent: Charles N.j. Ruggiero, Esq. Ohlandt, Greeley, Ruggiero & Perle, L.L.P.
20090080318 - Optical information recording/reproducing apparatus, diffraction-grating fabricating apparatus, optical information recording medium, and positioning control method: An optical information recording/reproducing apparatus includes an optical mechanism that collects an information beam and a reference beam to an optical information recording medium that has a diffraction grating and an information recording layer by using interference fringes produced due to interference between the both beams which are converted from... Agent: Amin, Turocy & Calvin, LLP
20090080320 - Method for evaluating read signal: A method for evaluating a read signal obtained by irradiating a medium with a laser beam through an objective lens and reading data from the reflected laser beam by a PRML detection method is provided. The method includes: a sampling step of sampling the data obtained from the reflected laser... Agent: Mathews, Shepherd, Mckay & Bruneau, P.A.
20090080321 - Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith: the hybrid objective lens converges a n1-th, n2-th and n3-th order diffracted ray of the first, second and third light flux onto an information recording plane of each of the first, second ant third optical information recording medium respectively so as to form an appropriate wavefront within respective prescribed necessary... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20090080322 - Recording method and apparatus for optical disk drive: A recording method for an optical disk drive is implemented as follows. First, at least one of the level of the focusing error signal, the level of the tracking error signal, a wobble synchronization pattern loss, the error rate of demodulating a wobble signal and the frequency of buffer under-run... Agent: Connolly Bove Lodge & Hutz LLP Suite 1100
20090080323 - Device and method for obtaining a substrate structured on micrometric or nanometric scale: A method for providing a locally rough surface which is spatially structured on micrometric and/or nanometric scale and is formed by a substrate, so as to obtain a product. The method comprises the steps of flattening and/or smoothing the rough substrate in preset regions.... Agent: Modiano & Associati Via Meravigil 16
20090080324 - Information recording layer of optical disc, optical disc and disc device: An optical disk includes a substrate covered with an information recording layer. The information recording layer includes a recording material and an exothermic material dispersed in the recording material. The exothermic material absorbs recording light for recording information, and then generates heat. An external dimension of the exothermic material is... Agent: Foley And Lardner LLP Suite 50003/19/2009 > patent applications in patent subcategories.
20090073817 - Optically-readable disk with copy protection device: An optically-readable disk includes a device that disrupts readability of the disk when the disk is spun at an angular velocity substantially greater than required to play the disk in its intended playing device, or when a defined integral of velocity and time is exceeded. The device may include a... Agent: Connolly Bove Lodge & Hutz LLP
20090073819 - Recording apparatus and method, and recording medium and program used therewith: A recording apparatus includes an acquiring unit for acquiring, from an optical disc, disc-state information including at least information of an optical disc type, information of a recording format, and information indicating whether the optical disc has already been finalized, a first determining unit for determining, based on the information... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20090073818 - Seeking control system and method of optical disc drive: A seeking control system in an optical disc drive is disclosed. The system comprises a servo controller, a velocity control unit, and a switch unit. The servo controller receives a central servo signal to output a first tracking control signal for the tracking coil. The velocity control unit receives a... Agent: Austin Rapp & Hardman
20090073821 - Media processing device and control method for a media processing device: A media processing device does not execute a media transportation process if the height of media stacked in a media storage unit is at an over capacity level, and reliably prevents problems such as damage to the media transportation mechanism caused by collision with the stacked media. If in the... Agent: Edwards Angell Palmer & Dodge LLP
20090073820 - Method for inventory of an automated data storage library: An automated data library system employing a plurality of cartridges, one or more cartridge storage slots and an inventory controller. Each cartridge includes a cartridge memory. The cartridge storage slot(s) is(are) physically configured to store the cartridges. The inventory controller is operable to generate an inventory of the cartridges as... Agent: Konrad Raynes & Victor, LLP. Attn: Ibm37
20090073822 - Signal processing method of wobble signal, recording and reproducing method of optical disc, optical disc apparatus, program, and recording medium: In a method of and an apparatus for creating a reproduced wobble signal by subtracting an estimated crosstalk signal, expressed by a sine waveform having a frequency approximately equal to the meandering frequency of grooves, from an original wobble signal and recording or reproducing an information pattern at a predetermined... Agent: Young & Thompson
20090073824 - Optical disc drive: An optical disk apparatus according to the present invention includes: a light emission section for emitting laser light; an optical system for irradiating the optical disk medium with the laser light; and an aberration control section for controlling aberration of the laser light. In one embodiment, the aberration control section... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090073825 - Optical pick-up, aberration correcting method, optical pickup program, information recording device and method, information recording program, information reproducing device and method, information reproducing program, and information recording medium: An optical pickup PU for emitting a light beam B to an optical disk DK in which recording tracks having a land/groove structure are formed and receiving reflection light of the emitted light beam B, has: a liquid crystal panel 3 for correcting astigmatism included in light beam B by... Agent: Drinker Biddle & Reath (dc)
20090073826 - Optical device for scanning an information carrier: An optical scanning device for scanning an information carrier. The device includes an array optical element arranged to generate an array of radiation spots from an incident radiation beam, for the scanning of the information carrier. The device further includes an aberration optical element arranged to apply a predetermined optical... Agent: Philips Intellectual Property & Standards
20090073829 - Hybrid laser diode drivers: A hybrid LDD includes a read channel to selectively output a read current, a plurality of write channels, each to selectively output a different write current, and an oscillator channel to selectively output an oscillator current. Additionally, the hybrid LDD includes programmable LDD controller that receives the plurality of enable... Agent: Fliesler Meyer LLP
20090073828 - Recording medium playback device and method thereof: When playback of a recording medium, which stores content data that is only allowed to be played back for a limited number of times, is forcibly terminated due to a scratch on the recording medium, the playback of the content data residing at a subsequent location that follows a location... Agent: Sughrue Mion, PLLC
20090073830 - Reproducing apparatus and reproduction method: A reproducing apparatus includes the following elements. A reproducing head unit irradiates an optical disk with a laser beam to obtain a reproduced signal. An offset cancellation circuit cancels an offset element of the reproduced signal. An automatic gain control circuit adjusts the amplitude of the reproduced signal processed through... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090073831 - Device and method for connecting interrupted recording: This invention provides an optical storage device for recording a plurality of data onto an optical storage medium. If recording interrupted, the optical storage device generates a data-interrupted address, and re-connects the interrupted data with a data re-connecting physical address. The optical storage device comprises a physical addressing module, a... Agent: Troxell Law Office PLLC
20090073832 - Data writing control device, data writing control method, and data writing control program: A data writing control device enables quickly writing data to optical discs. A reading process unit 62a, 62b reads data in predetermined read units from a storage device (hard disk drive 14) that has a head and stores the data. A storage unit (buffers 63a and 63b) has a storage... Agent: Edwards Angell Palmer & Dodge LLP
20090073827 - Automatic power control system for optical disc drive and method thereof: An automatic power control system, a down sampling circuit and a down sampling method. The automatic power control system is incorporated in an optical disc drive comprising a laser diode for receiving a control signal to generate a laser beam; and a photodetector for detecting the laser beam to generate... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090073833 - Method and apparatus for determining optimum laser power: A method for determining an optimum laser power for a recording medium. The method includes checking if a portion of an unused area in a test area on the recording medium is defective, and performing an optimum laser power operation in a used area in the test area, in which... Agent: Birch Stewart Kolasch & Birch
20090073834 - Method of and apparatus for recording data on optical recording medium: A method of and apparatus for recording data on an optical recording medium form a mark or a space by using a recording waveform having an erase pattern containing a multi-pulse. The method and the apparatus prevent distortion of the mark or the space and improve a mark shape such... Agent: Stein, Mcewen & Bui, LLP
20090073836 - Disk decision method and optical disk drive using the disk decision method: A method of determining the type of disk loaded on an optical disk drive, and an optical disk drive using the method are provided. The disk decision method includes operations of detecting a change in the magnitude of a focus error signal generated during a focus search for a recording... Agent: Staas & Halsey LLP
20090073837 - Optical pickup: An optical pickup to improve countermeasure capability of a disc by allowing polarized light of a spot on the disc to become elliptically polarized light includes a light source to emit semiconductor laser light, an objective lens to condense the light emitted from the light source and form an optical... Agent: Stanzione & Kim, LLP
20090073835 - Recording parameter setting device, program thereof, computer-readable recording medium containing the program, information recording medium, recording/reproducing device, and recording parameter setting method: A recording parameter setting device includes a trial recording parameter setting section (23) and a reproduced signal quality judging section (26). The trial recording parameter setting section (23) inquires, in accordance with the recording information, a storage section (3) containing recording parameters used for controlling heat of recording marks, and... Agent: Edwards Angell Palmer & Dodge LLP
20090073838 - Optical disc media type confirmation method: The present invention relates to a method for preventing a problem of collision between an optical system and a media by suggesting a method for confirming the kind of the medium prior to its operation in a drive having a compatibility with respect to a method for storing a near... Agent: Harness, Dickey & Pierce, P.L.C
20090073839 - Reproduction apparatus and method: According to one embodiment, there is disclosed a reproduction apparatus includes a determination unit determining a preset reproduction limit level of the reproduction apparatus, a generator generating message data in accordance with the reproduction limit level, a reader reading data recorded in a recording medium, a reproduction unit reproducing data... Agent: Pillsbury Winthrop Shaw Pittman, LLP
20090073840 - Optical disk drive: As a result, even if the optical disk drive uses a poor-quality disk on which, in terms of signals, LPP-like noises are caused by a defect of a land area, it is possible to increase the noise immunity and LPP detection accuracy of the optical disk drive so that the... Agent: Townsend And Townsend And Crew, LLP
20090073841 - Method and apparatus for recording data onto an optical disc: A method of recording information onto an optical disc of the rewritable type, the disc comprising a spiral track, at least part of the track being arranged as a recording area for recording the information, the recording area being further divided into sequential, independently addressable units of pre-determined size, pre-determined... Agent: Philips Intellectual Property & Standards
20090073842 - Coupling structure of hard disk drive using stud: A coupling structure of a hard disk drive using a stud. The coupling structure includes a stud insertion hole formed in the base plate, a stud, a first screw insert hole, a first screw, a second screw insert hole, and a second screw. The stud includes a first screw coupling... Agent: Stanzione & Kim, LLP
20090073844 - Method of recording data in multilayered recordable optical recording medium, recording and reproducing apparatus for recording the data in the recording medium and the recording medium: A method of recording data in a multilayered recordable optical recording medium is disclosed. When test recording is executed in a multilayered recordable optical recording medium having N recording layers (N is an integer of 2 or more), a test recording range in a test recording area of an (m+1)th... Agent: Dickstein Shapiro LLP
20090073845 - Optical recording medium: An optical recording medium using Sn as the recording material to improve the jitter is provided, in which on the surface of a disc substrate 11 where a concave and convex shape dividing a track area is formed, are formed on the surface of the concave and convex shape a... Agent: Robert J. Depke Lewis T. Steadman
20090073843 - Planar optical waveguide for heat assisted magnetic recording: An optical waveguide includes a core guiding layer, a cladding layer adjacent to the core guiding layer, a reflective layer, and a multiple layer stack on the reflective layer. The multiple layer stack includes a periodic arrangement of dielectric bilayers that each include a first dielectric layer and a second... Agent: Kinney & Lange, P.A.
20090073847 - Optical reader for reading identification codes on optical discs: An optical reader comprises a housing, at least one light source inside the housing and an image sensor whose terminus is inside the housing. The housing has a longitudinal axis and a disc-receiving portion for receiving an optical disc so that the optical disc is coaxial with the longitudinal axis.... Agent: Carey, Rodriguez, Greenberg & Paul LLP Attn: Steven M. Greenberg, Esq.
20090073848 - Optical recording medium, manufacturing method for optical recording medium, and reproducing method for optical recording medium: An optical recording medium includes a main-information area in which a metal reflection film is formed on a substrate where a row of pits is formed as main data, and a sub-information area in which is recorded medium identification information, which is used to identify the optical recording medium individually,... Agent: Wenderoth, Lind & Ponack L.L.P.
20090073846 - Optical recording medium, optical recording device, and optical recording and reproducing device: An optical recording method and optical recording device using a multi-pulse write strategy to record on an optical disc by recording a signal (S152), reading the peak level of signals corresponding to spaces in the recorded signal (S153), comparing the peak levels of the signals corresponding to the spaces separately... Agent: Birch Stewart Kolasch & Birch
20090073849 - High density data storage medium: A data storage system includes a read/write head having a tip connected to a resistive path locally exerting heat at the tip when an electrical current is applied; and a data storage medium from which information is reproduced by scanning a surface of the medium with a tip positioned in... Agent: Cantor Colburn, LLP - IBM Arc Division
20090073852 - Apparatus and method for recording/reproducing holographic data: An optical pickup of a holographic data recording/reproducing apparatus that emits light to a reflective holographic data storage medium in which a substrate, a reflection layer, a recording layer, and a cover layer are sequentially stacked, and receives the emitted light, the optical pickup including: a first light source unit... Agent: Stein, Mcewen & Bui, LLP
20090073851 - Apparatus and method for recording/reproducing holographic data and holographic data storage medium: A method and apparatus for recording and/or reproducing holographic data and a holographic information storage medium, wherein the apparatus for recording and/or reproducing holographic information includes an optical pickup emitting light onto a holographic information storage medium and receiving the emitted light. The optical pickup includes: a light source unit... Agent: Stein, Mcewen & Bui, LLP
20090073850 - Optical data storage device: The present invention aims to provide an optical data storage device capable of not only recording digital information by using holography, but also recording or reproducing information onto or from conventional optical discs represented by BD. In the optical data storage device of the present invention, a single light source... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090073856 - Optical head with diffuser structure: An optical head for reading an object includes a hollow housing, a light source module, a diffuser structure and a light sensing module. The light source module is fixed in the hollow housing and provides an initial light ray. The diffuser structure is connected the hollow housing, receives the initial... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20090073853 - Optical pickup and disc drive apparatus: An optical pickup includes a movable base and an objective lens driving mechanism mounted on the movable base. The objective lens driving mechanism includes a fixed block affixed to the movable base; a movable block having an objective lens and a lens holder holding the objective lens, the movable block... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090073854 - Optical pickup and disk drive apparatus: An optical pickup has an objective lens drive device which includes a fixed block fixed to a movement base, a movable block having an objective lens and a lens holder that holds the objective lens, a plurality of support springs that couples the fixed block with the movable block, and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090073855 - Optical pickup and optical disk drive apparatus: An optical pickup includes an objective lens, a protection member for protecting the objective lens, and a lens holding member configured to hold these members. The optical pickup records and/or reproduces an information signal on and/or from an optical recording medium by condensing laser light through the objective lens. The... Agent: Fitzpatrick Cella Harper & Scinto
20090073857 - Optical pickup apparatus: An optical pickup apparatus comprising: a collimating lens configured to convert laser light emitted from a laser diode, from diffused light into parallel light; an objective lens; and a prism configured to guide the laser light emitted from the collimating lens to the objective lens, the prism including: a first... Agent: Fish & Richardson P.C.
20090073858 - Hamr recording head having a sloped wall pole: An apparatus includes a waveguide having an end adjacent to an air bearing surface, first and second poles positioned on opposite sides of the waveguide, and wherein the first pole includes a first portion spaced from the waveguide and a second portion extending from the first portion to the air... Agent: Pietragallo Gordon Alfano Bosick & Raspanti, LLP
20090073859 - Magnetic tracks, information storage devices using magnetic domain wall movement, and methods of manufacturing the same: Information storage devices and methods of manufacturing the same are provided. A magnetic track of the information storage device includes a magnetic layer in which at least one magnetic domain forming region and at least one magnetic domain wall forming region are alternately disposed in a lengthwise direction. The at... Agent: Harness, Dickey & Pierce, P.L.C
20090073860 - Lens cleaner disc: A cleaning disc for a media reading device having a laser lens. The cleaning disc includes a first surface configured to face the laser lens, a brush extending outwardly from the first surface, and a recess in the first surface configured to receive at least a portion of the brush... Agent: Michael Best & Friedrich LLP
20090073861 - Disk-like recording medium, disk recording apparatus and disk recording method, and disk playback apparatus and disk playback method: Disclosed is a disk-like recording medium, a disk recording apparatus and a disk recording method, and a disk playback apparatus and a disk playback method. Disk ID is recorded over a circle of a burst cutting area on an optical disk. The circle is divided into n blocks, each of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090073863 - Information recording medium having a wobbling groove structure: An information recording medium having at least a read only area and a recording and reproducing area is composed of at least: a substrate; a recording layer formed on the substrate so as to record and reproduce information; and a light transmission layer having transparency formed on the recording layer.... Agent: Connolly Bove Lodge & Hutz LLP
20090073864 - Information recording medium having a wobbling groove structure: An information recording medium having at least a read only area and a recording and reproducing area is composed of at least: a substrate; a recording layer formed on the substrate so as to record and reproduce information; and a light transmission layer having transparency formed on the recording layer.... Agent: Connolly Bove Lodge & Hutz LLP
20090073865 - Information recording medium having a wobbling groove structure: An information recording medium having at least a read only area and a recording and reproducing area is composed of at least: a substrate; a recording layer formed on the substrate so as to record and reproduce information; and a light transmission layer having transparency formed on the recording layer.... Agent: Connolly Bove Lodge & Hutz LLP
20090073862 - Optical recording disc: An optical recording disc is constituted so that data are recorded therein and data are reproduced therefrom with the irradiation with a laser beam and includes a laminated body formed by laminating a decomposition reaction layer 5 containing platinum oxide as a primary component and a light absorbing layer 7... Agent: Seed Intellectual Property Law Group PLLC
20090073866 - Optical information recording medium and method for manufacturing same: The present invention also provides a method of manufacturing the optical information recording medium, the method including: irradiating a region corresponding to a burst cutting area with laser light having a wavelength of 400 to 2000 nm and a recording power of 0.1 to 20 W at a linear velocity... Agent: Taiyo Corporation03/12/2009 > patent applications in patent subcategories.
20090067298 - Reduced noise servo control: A servo control system and method is provided, comprising: a controller outputting a parameter control signal; a device having a parameter controlled based on the parameter control signal; a sensing circuit sensing the parameter of the device and generating a parameter error signal; a sinusoidal signal generator generating a sinusoidal... Agent: F. Chau & Associates, LLC
20090067299 - Focus controlling method and optical disk drive using the focus controlling method: An apparatus and method control a disk drive servo, and more particularly, an apparatus and method control a servo when moving between layers of a disk in a multi-layered disk drive. A focus controlling method, as an example of the servo controlling method, includes the operations of performing aberration correction... Agent: Staas & Halsey LLP
20090067300 - All-optical flip-flop and control methods thereof: Embodiments of the invention pertain to remote optical control of holding beam-type, optical flip-flop devices, as well as to the devices themselves. All-optical SET and RE-SET control signals operate on a cw holding beam in a remote manner to vary the power of the holding beam between threshold switching values... Agent: Bond, Schoeneck & King, PLLC
20090067301 - Error recovery method for video recording: An error recovery method for video recording is provided. The method is suitable for recovering data of a disk when an error occurs during video recording. The method includes following steps. First, a last writable address of the disk is obtained. Then, a file system last written onto the disk... Agent: J C Patents, Inc.
20090067302 - Optical pickup device, optical recording/reproducing apparatus and gap-control method: An optical pickup device is provided. The optical pickup device includes a light source, a focusing optical system configured to irradiate an optical recording medium with near-field light, a light-detecting unit configured to detect a total-reflection return-light quantity from the optical recording medium, a control unit configured to generate a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090067303 - Data storage device using two types or storage medium: A data storage device includes two data storage media: both a hard disk and a non-volatile solid state memory device, such as a flash memory. Data received by the data storage device for storage is stored both in the hard disk and the flash memory. Since the data storage is... Agent: Ostrolenk Faber Gerb & Soffen
20090067305 - Dual-beam laser beam recorder, and method for controlling a dual-beam laser recorder: The present invention also relates to a dual-beam Laser Beam Recorder adapted to carry out the method of the invention, and to the use of such a dual-beam Laser Beam Recorder to create a high density relief structure which at least in sections comprises a different arrangement than circular or... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20090067306 - Optical disc recording method, optical disc recording/playback device, and optical disc: An optical disc recording method includes: determining that an optical disc to be recorded is an optical disc including a recording layer comprising organic dye; and controlling a laser such that space formation power Ps necessary for space formation is equal to or smaller than bias power Pbw. In a... Agent: Knobbe Martens Olson & Bear LLP
20090067304 - Optical recording apparatus and control methods thereof: An optical recording apparatus. A laser diode driver performs optimum power calibration according to a predetermined target value to obtain reference recording power, and adjusts the reference recording power to obtain testing recording power settings. A signal process device obtains recording qualities respectively in predetermined test regions of an optical... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090067307 - Recording device and method, reproducing device and method, recording/reproducing device and method, and computer program: A recording device (1T or the like) is provided with (i) recording means (50, 40) for recording data by irradiating a recording medium with laser beams; (ii) driving means (33T, 33F, 55T, 55F, 54) for performing tracking process or focusing process; (iii) a servo means (31T, 31F) for automatically controlling... Agent: Young & Thompson
20090067308 - Optical information recording method, optical information recording apparatus, and optical information recording medium: A recording pulse for driving a laser is formed so that a length of a recorded mark on a recording medium corresponds to a recording code length of data; the recording pulse is formed as a recording pulse train having pulse heights corresponding to a plurality of power levels including... Agent: Hamre, Schumann, Mueller & Larson P.C.
20090067309 - Optical disc manufacturing method and device, optical disc, and optical disc reproduction method: According to the present invention, there is provided a method of recording a unique ID to a read-only optical disc based on the 17PP modulation. The read-only optical disc (1) has set thereon a specific physical cluster to which a unique ID is to be recorded. With user data to... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090067310 - Storage medium, preferably for a carrier, and reading device and method for reading the storage medium: The invention relates to a storage medium, preferably a carrier. The aim of the invention is to make manipulation of data information of the storage medium or of non-authorized copies of the storage medium visible. For this purpose, the storage medium comprises a transparent layer and a layer produced from... Agent: Norris, Mclaughlin & Marcus
20090067312 - Information recording carrier and method of reproducing the same: Plural grooves or lands formed in an information recording carrier include at least a wobbling region and data is recorded wobblingly in this wobbling region by frequency shift modulation while recorded digitally with a single or multiple waves as a channel bit.... Agent: The Nath Law Group
20090067311 - Method and apparatus for recording secondary information on a record carrier: The present invention relates to a method of recording secondary information on a record carrier, in particular on an optical record carrier, besides its content information, whereby it is possible to differentiate the record carrier from other record carrier bearing the same content information, for example by recording an individual... Agent: Philips Intellectual Property & Standards
20090067313 - Information-recording medium and optical information-recording/reproducing device: An information-recording medium having a substrate and a recording part formed on the substrate allowing three-dimensional formation of recording pits, the recording part, comprising multiple recording layers, in which the recording pits are formed with a converged recording light at a wavelength of λ2 and reproduced with a converged reproducing... Agent: Wenderoth, Lind & Ponack L.L.P.
20090067314 - Optical reading method and optical reading system: An optical reading system is provided to improve read signal quality with increasing its linear recording density. An optical recording medium in which the distance from a light incident surface to an information recording layer is less than 100 μm is irradiated with a laser beam through an objective lens... Agent: Mathews, Shepherd, Mckay & Bruneau, P.A.
20090067315 - Multi-channel optical recording and/or reproducing apparatus and method of controlling the same: A multi-channel optical recording and/or reproducing apparatus includes an optical pickup including a plurality of light sources, the optical pickup being adapted to emit a plurality of light beams to a corresponding plurality of tracks of an information storage medium and to detect a plurality of light beams reflected by... Agent: Stein, Mcewen & Bui, LLP
20090067316 - Method and system for recordable dvds: Methods, systems and computer program products for causing recordable DVD storage media to be identified as non-recordable DVD storage media by a DVD drive are described. Data used to identify a recordable DVD storage media (100) as being recordable is occluded (step 190) to prevent correct retrieval from the recordable... Agent: Wood, Phillips, Katz, Clark & Mortimer
20090067317 - Optical disc having uniform structure: An optical disc is manufactured under a uniform condition by forming grooves and lands on the entire surface of the disc. The optical disc is configured to obtain a reliable reproduction signal, and the grooves and lands are formed on a lead-in area, a user data area and a lead-out... Agent: Stein, Mcewen & Bui, LLP03/05/2009 > patent applications in patent subcategories.
20090059737 - Method for storing files on a storage medium, storage medium, and video recording apparatus using the method: In a storage medium, an address space is defined which is divided into a first area and a second area. According to the invention, at least one file is stored on the medium which is split into small data packets and large data packets. All small data packets are stored... Agent: Joseph J. Laks Thomson Licensing LLC
20090059738 - Securing rfid encoded content contained in rfid tags that are embedded in optical media based upon a spin rate of the optical media: The present invention discloses a solution for protecting RFID encoded content based upon a spin rate of a media within which an RFID tag containing the content is embedded. The solution can include a step of securing tag encoded content stored on an RFID tag embedded in an optical media.... Agent: Patents On Demand, P.A. Ibm-rsw
20090059739 - Method of writting data to a disc, disc drive: The invention relates to a method of writing data to a disc (OD). The method comprised: a) performing a plurality of writing actions in which a plurality of data portions are written to the disc, b) performing a plurality of verification actions in which written data portions are at least... Agent: Young & Thompson
20090059741 - Servo control apparatus and method, and disk recording or playback apparatus: There is provided a servo controller that can automatically set a filter intended for stabilizing a closed loop. The servo controller includes a repetitive controller. The repetitive controller implements repetitive control of a servo error signal (observation signal y(t)) by producing, by an adaptive line spectrum enhancer or adaptive linear... Agent: Wolf Greenfield & Sacks, P.C.
20090059740 - Writable address locating methods and optical recording apparatus utilizing the same: An optical recording apparatus for recording data to an optical storage medium. An optical pickup unit emits a light beam to a recording region of the optical storage medium, and receives the light beam reflected from the recording region. A sled mechanism moves the optical pickup unit in a predetermined... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20090059742 - Optical disk drive with spherical aberration measurement and method of measuring spherical aberration in an optical disk drive: The invention relates to an optical disk drive. The optical disk drive has an objective lens to be driven by a focus actuator with a focus offset for focusing an incident beam onto an optical disk into a spot with a spherical aberration, and a processor to derive a first... Agent: Young & Thompson
20090059743 - Method of controlling servo in optical disc device and servo control device using the same: A method of controlling a servo in an optical disc device and a servo control device using the method, in which the servo control device controls a servo for printing on a label surface of an optical disc and includes an optical pickup unit, an error signal generation unit, and... Agent: F. Chau & Associates, LLC
20090059744 - Optical disc actuator control: An optimizing of a gain in a servo control loop (21) of an optical drive is performed for the control of an actuator for focusing and tracking a laser beam (10) for reading or writing data from/to optical discs (1), wherein the actuator is controlled by a servo controller (20)... Agent: Philips Intellectual Property & Standards
20090059745 - Optical pickup device and information recording/playback apparatus: A collimator lens (161) is disposed on an optical axis in correspondence with a BD. By moving the collimator lens (161) in a direction parallel with the optical axis, spherical aberration is corrected in accordance with the BD. A collimator lens (162) is disposed on an optical axis in correspondence... Agent: Sughrue Mion, PLLC
20090059747 - Recording condition adjustment method for information recording medium and information recording/reproducing apparatus: [MEANS FOR SOLVING PROBLEMS] When recording information on a recording medium, the recording condition is optimized. Next, under the optimized recording condition, a signal is recorded in a prescribed area of the information recording medium. Next, by using the signal recorded under the optimized recording condition, a part of the... Agent: Sughrue Mion, PLLC
20090059746 - Laser output control device, information recording and reproducing device, and laser output control method: According to one embodiment, to solve a new problem which has been produced due to adoption of a recording method using relaxation oscillation, the laser output control device suppresses unnecessary relaxation oscillation while increasing an averaged light quantity between recording pulses to obtain reflected light quantity which is necessary for... Agent: Knobbe Martens Olson & Bear LLP
20090059748 - Method, optical recording apparatus using such method and optical recording medium for use by the method and the apparatus: A method for setting an optimum value of a write power level for use in an optical recording apparatus for writing information on a recording layer (3) of an optical recording medium (1) by means of a radiation beam (5) is described. The recording layer is able to change between... Agent: Philips Intellectual Property & Standards
20090059749 - Recording method, recording apparatus, and signal processing circuit for recording information on optical recording medium: In a recording method or apparatus, in order to set an optimal recording condition by a minimal number of times of testing, test recording is carried out while changing power and pulse width of recording pulses in a stepwise manner. Conditions for the test recording are concentrated in a region... Agent: Knobbe Martens Olson & Bear LLP
20090059750 - Method of writing data to a disc, disc drive: The invention relates to a method of writing data to a disc (OD). The method comprising a) performing a writing action in which a first data portion is written to the disc; a2) deciding to perform b) or not and b) verifying at least part of the first data portion... Agent: Young & Thompson
20090059751 - Optical disc apparatus and data recording/reproducing apparatus: A recording/reproducing apparatus capable of encrypting bus data to a host has a bus encryption circuit and controls the access to a memory. Encryption of data between the recording/reproducing apparatus and the host can be achieved to assure protection of data and contents recorded on an optical disc.... Agent: Antonelli, Terry, Stout & Kraus, LLP
20090059752 - Optical disc apparatus and method of driving the same: An optical disc apparatus, and a method of driving the same, includes a light focusing element disposed to focus light emitted from a light source onto a disc; an actuator to move the light focusing element toward or away from the disc according to a voltage applied to the actuator;... Agent: Stein, Mcewen & Bui, LLP
20090059755 - Method for adjusting a focus position on an optical disc and an optical disc apparatus applying the same therein: In a method for adjusting a focus position for an optical disc, onto/from which in formation is recorded or reproduced, while adjusting the focus position of an optical reproducing means, upon a recording surface of an optical information recording medium having an area where information of the optical information recording... Agent: Townsend And Townsend And Crew, LLP
20090059753 - Optical disk apparatus and method of driving the same: An optical disk apparatus includes a light focusing element arranged to face a disk and to focus light emitted from a light source on the disk, an actuator to move the light focusing element towards and away from the disk according to an actuator driving voltage, a light intensity detection... Agent: Stein, Mcewen & Bui, LLP
20090059754 - Optical disk device: An optical disk device includes an optical pickup, a focus drive section, a detection section, a time measurement section and a disk identification section. The detection section detects reflected light reflected from an optical disk while the focus drive section moves a focus position of the optical pickup. The time... Agent: GlobalIPCounselors, LLP
20090059756 - Method of controlling recording of optical disc device and optical disc device using the method: A method of controlling recording of an optical disc device and an optical disc device using the method. The optical disc device performs recording of data on a labeled surface of the optical disc. The device includes a buffer memory, a record unit and a controller. The buffer memory stores... Agent: F. Chau & Associates, LLC
20090059757 - Monitoring and analyzing the storage quality and the drive hardware performance of a media library: A method and infrastructure are provided for monitoring and analyzing the storage media quality and the drive hardware performance of a media library. The media library comprises a plurality of removable storage media, a plurality of drive units for said storage media and means for moving said storage media to... Agent: Ibm Corporation RochesterIPLaw Dept. 917
20090059758 - Optical information recording medium and method for manufacturing the same: To provide an optical information recording medium having an information layer of excellent transmittance and signal intensity, an optical information recording medium 22 includes at least one information layer. The information layer includes a recording layer on which information can be recorded and/or from which information can be reproduced by... Agent: Wenderoth, Lind & Ponack L.L.P.
20090059759 - Transmissive optical recording medium, hologram recording device and hologram recording method: A transmissive optical recording medium includes: a first recording layer including a recording material capable of fixing record of information; a second recording layer including a recording material capable of fixing record of information; and a polarizing plate between the first recording layer and the second recording layer.... Agent: Sughrue-265550
20090059761 - Optical disc apparatus and optical pickup: An optical disc apparatus according to the present invention includes: an optical pickup including an optical system that converges a light beam on an optical disc and a photodetector that detects light reflected from the optical disc; and a fingerprint detector for detecting, based on the output of the photodetector,... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20090059762 - Optical information recording medium, and substrate and manufacturing method for the optical information recording medium: In an optical disk including at least a rewritable phase change material and comprising a recording layer having a reflectivity of more than 15%, an address output value as an address pit signal component occupying in a reproduced signal in a non recording state is prescribed to be 0.18 though... Agent: Connolly Bove Lodge & Hutz LLP
20090059760 - Recording-medium driving device: [Solving Means] When an end of a recording medium 10A inserted in an insertion hole 22 of the mounting portion 20, is screwed, a recording surface of the recording medium 10A (an outer peripheral surface of an outer cylindrical member 11) opposing a pickup 30A is moved in a peripheral... Agent: Beyer Law Group LLP
20090059763 - Filter for optical recording medium, optical recording medium, method for producing the same, optical recording method and optical reproducing method: The present invention provides a filter for optical recording medium capable of preventing diffuse reflection of an information beam and a reference beam from a reflective layer in the optical recording medium and preventing occurrence of noise without causing shift in selective reflection wavelength, and distortion in a reproduced image... Agent: Sughrue Mion, PLLC
20090059764 - Optical information recording medium and recording film for optical information recording medium: The recording film is capable of information recording and reading out to and from recording marks upon irradiation with a laser beam having a wavelength of 380-450 nm, the recording marks including short recording marks having a recording length no longer than 149 nm, and has a refractive index of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.
20090059766 - Beam irradiation device and laser radar: A beam irradiation device includes a light source for emitting laser light, an actuator for displacing a propagation direction of the laser light in accordance with a control signal, and a scan expansion lens for increasing a swing width of the laser light to be generated by the actuator. A... Agent: Ditthavong Mori & Steiner, P.C.
20090059765 - Optical disk device and optical disk discrimination method: According to one embodiment, the invention provides an optical disk device having an irradiation section which applies a laser beam to an optical disk, a detection section which receives a reflected light emitted from the irradiation section and reflected from the optical disk to output a detection signal, and a... Agent: Pillsbury Winthrop Shaw Pittman, LLP
20090059767 - Optical pick-up apparatus and information record and reproduction apparatus: To reduce energy loss on an optical path and improve efficiency of using light volume of light source. A light beam in a P polarized state is emitted from a semiconductor laser 11, and simultaneously a first and second active λ/2 plates 1411 and 1412 are provided in a light... Agent: Drinker Biddle & Reath (dc)
20090059769 - Objective lens and optical pickup apparatus: Disclosed is an objective lens used for an optical pickup apparatus to perform writing and/or reading of an optical information recording medium, comprising an antireflective film on a surface of a light source side, wherein a light flux of wavelengths including a wavelength λ1 of 380 nm≦λ1≦420 nm and a... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
20090059770 - Optical pickup apparatus: An optical pickup apparatus comprises: a base on which a movable optical member is disposed; a metal cover mounted on the base; and an electrical component which is fixed to the base and used to move the optical member. The base is made of resin, and the metal cover touches... Agent: Morgan Lewis & Bockius LLP
20090059768 - Optical pickup device: An optical pickup device enables prevention of an increase of spherical aberration during tracking without needing any finite optical system. The diameters of parallel light beams (A, B, C) for the next-generation DVDs, DVDs, and CDs are limited to diameters of a, b, c (a>b>c) in accordance with the NA... Agent: Eric Robinson
20090059771 - Optical pickup: An optical pickup includes a blue laser source; a red laser source; an infrared laser source; a blue light objective lens focusing blue light emitted from the blue laser source onto an optical storage medium; and a red and infrared light objective lens focusing red light emitted from the red... Agent: Morrison & Foerster LLP
20090059772 - Medical data recording system: A device for recording information on CDRs or other recording media and printing file information for observing what is recorded thereon. The information may be medical images such as x-rays, cat scans, magnetic resonance images, or sonograms. The discs can have patient names and other information selected from information stored... Agent: North Oaks Patent Agency
20090059773 - Electron beam recording apparatus: An electron beam recording apparatus is disclosed that records information onto the surface of a sample by using an electron beam. The electron beam recording apparatus includes an electron source that irradiates the electron beam, a magnetic detector that is configured to move onto and out of an irradiation axis... Agent: Dickstein Shapiro LLP
20090059774 - Method of storing a data bit in a phase change alloy material with an electron beam: Alloy memory structures and methods are disclosed wherein a layer or volume of alloy material changes conductivity subsequent to introduction of a electron beam current-induced change in phase of the alloy, the conductivity change being detected using current detection means such as photon-emitting P-N junctions, and being associated with a... Agent: Intel Corporation C/o Intellevate, LLC
20090059775 - Method and apparatus for assembling carriage assembly: An apparatus for assembling a carriage assembly is comprising a space maintaining plates to be inserted between the carriage arms fitted with the suspension which maintains plates having the penetrating holes communicating with the spacer holes provided in the suspensions, carriage holding means for holding the carriage arms from the... Agent: Greer, Burns & Crain
20090059776 - Portable hybrid storage medium: The present invention relates to providing a portable storage medium (10,20) and a stamping unit (70) for producing such a portable storage medium (10,20), for enabling reading data at a high data rate and writing data. The portable storage medium (10,20) for storing data, is further insertable in a data... Agent: Philips Intellectual Property & Standards
20090059777 - Angular and radial location determination in a control system: In accordance with various embodiments, an angular location of a first servo field along an annular track is determined in relation to a difference between a first code value of the first servo field and a second code value of a second servo field along the track. A radial location... Agent: Fellers, Snider, Blankenship, Bailey & Tippens
20090059778 - Optical information recording medium: Provided is an optical information recording medium that can be recorded with data with only a special recording apparatus and the recorded data can be read out with a general recording/reproducing apparatus. The optical information recording medium includes a disc-like light-transmissive substrate having a surface provided with a spiral groove... Agent: Knobbe Martens Olson & Bear LLP
20090059779 - Optical information recording medium, and substrate and manufacturing method for the optical information recording medium: In an optical disk including at least a rewritable phase change material and comprising a recording layer having a reflectivity of more than 15%, an address output value as an address pit signal component occupying in a reproduced signal in a non recording state is prescribed to be 0.18 though... Agent: Connolly Bove Lodge & Hutz LLPPrevious industry: Horology: time measuring systems or devices
Next industry: Multiplex communications
RSS FEED for 20150611:
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.
Thank you for viewing Dynamic information storage or retrieval patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Dynamic information storage or retrieval patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Dynamic information storage or retrieval patents we recommend signing up for free keyword monitoring by email.
Advertise on FreshPatents.com - Rates & Info
FreshPatents.com Support - Terms & Conditions
Results in 0.25933 seconds