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Dynamic information storage or retrieval January USPTO class listing 01/08

Below 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.
  
01/31/2008 > patent applications in patent subcategories. USPTO class listing

20080025159 - Image pick up unit: An image pick up unit includes an optical member, a holding member holding the optical member and movable in an axial direction of an optical axis of the optical member, a driving member rotatable about the optical axis, a cam mechanism configured to convert rotation of the driving member about... Agent: Ostrolenk Faber Gerb & Soffen

20080025160 - Data recording apparatus and control method: At least one exemplary embodiment is directed to a data recording apparatus including: a first recording control unit configured to control recording of data on a first recording medium connected to the data recording apparatus; and a second recording control unit configured to control recording of data on a second... Agent: Canon U.s.a. Inc. Intellectual Property Division

20080025161 - Optical disc drive and control method thereof: An optical disc drive and a control method thereof are disclosed to prevent unstable servo-control of a pickup module caused by an abnormal control signal, when recording/reproducing/erasing of information on/from an optical disc in the optical disc drive, and in particularly, possible collision between the pickup module and the optical... Agent: Stein, Mcewen & Bui, LLP

20080025162 - Optical disk apparatus and pickup positioning method: An optical disk apparatus includes an optical pickup head which detects a signal corresponding to data recorded on an optical disk, a stepping motor which includes a stator and a rotor, and excites the stator to rotate the rotor, thereby radially moving the optical pickup head over the optical disk,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080025164 - Lens actuator: A lens actuator includes a carrier having a tubular shape having a through-hole provided therein. The through-hole is arranged to mount a lens therein. The lens actuator further includes plural springs contacting upper and lower surfaces of the carrier, a coil fixed to the carrier, a first yoke, a second... Agent: Mcdermott Will & Emery LLP

20080025166 - Disk device, and position determination method for pickup head: This disk device includes a pickup head (PUH), a PUH shift control unit, and an inner circumference position detection unit. The PUH reads out data upon a disk. The inner circumference position detection unit detects whether or not the PUH has shifted to the inner circumferential edge of the disk.... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080025165 - Optical disc drive and control method thereof: An optical disc drive and a control method thereof perform a stable layer jump in a deflected optical disc having surface vibration component to increase a rate of success of the layer jump. Accordingly, recording and reproducing of information between layers are continuously performed. The control method of an optical... Agent: Stein, Mcewen & Bui, LLP

20080025167 - Calibration apparatus and related method for servo system of optical disc drive: A calibration apparatus for calibrating a servo loop gain of an optical disc drive is disclosed. The calibration apparatus includes an estimation unit, a decision unit, and a gain control unit. The estimation unit is coupled to a servo signal for estimating a signal amplitude of the servo signal to... Agent: North America Intellectual Property Corporation

20080025168 - Methods for determining relationship between main beam and side beam in optical storage device and related apparatuses: Methods and apparatuses for determining a relationship between a main beam and a side beam are provided. One proposed method includes: measuring reflected light of the side beam under a first laser power to generate a first value; measuring reflected light of the main beam under the first laser power... Agent: North America Intellectual Property Corporation

20080025169 - Information recording/reproducing device and optical pickup: An information recording/reproducing device includes an optical pickup and traversing means for moving the optical pickup in a radial direction of a disc-shaped recording medium. The optical pickup includes a splitter for splitting light emitted from a light source into transmitted light and reflected light, an objective lens for focusing... Agent: Fitzpatrick Cella Harper & Scinto

20080025174 - Optical disk device: This optical disk device includes a pickup head, a spindle motor, a signal generation unit, a runout amount calculation unit, and an out of balance disk detection unit. The signal generation unit generates a tracking error signal. The runout amount calculation unit controls the rotational speed of the spindle motor... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080025176 - Optical disc device, control method thereof, and computer-readable recording medium: Provided is an optical disc device for reading a signal recorded on an optical disc medium, which detects surface reflection at a surface of the optical disc medium, a fake signal generated based on the surface reflection, and light reflected by a data recording layer of the optical disc medium... Agent: Katten Muchin Rosenman LLP

20080025178 - Data recording apparatus, recording medium and error detection method: Embodiments of the present invention provide a data recording apparatus, recording medium and error detection method capable of detecting an error while a ratio of an error detecting code to a data string recorded in the recording medium is restrained. According to one embodiment, since a recording composite code CX... Agent: Townsend And Townsend And Crew LLP

20080025180 - Information recording method for optical recording medium and optical recording apparatus: A recording method suitable for high-density recording is provided to increase the reproduction quality. An optical information recording method is for recording information on an optical recording medium by irradiation of a write pulse of a laser beam to perform reproduction in a production system using a PRML detection scheme.... Agent: Mathews, Shepherd, Mckay, & Bruneau, P.A.

20080025181 - Recording method for optical recording medium and recording apparatus: A recording method suitable for high-density recording is provided. When information is recorded on an optical recording medium with irradiation of a write pulse of a laser beam, a length corresponding to 7 T is set to be equal to or less than the spot diameter λ/NA of the laser... Agent: Mathews, Shepherd, Mckay, & Bruneau, P.A.

20080025163 - Optical disc drive apparatus and servo control method for optical disc drive apparatus: An optical disc drive apparatus may include an optical pickup that moves along a transportation shaft provided along a radial direction of an optical disc and picks up reflected light after emitting an optical beam via an objective lens to the optical disc; a drive section that controls the objective... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080025170 - Reproduction apparatus and reproduction method of digital video signal or audio signal: A reproduction method ad apparatus for reproducing video data and/or audio data from a medium dedicated to reproduction or recordable medium having video data and/or audio data recorded thereon, the video data and/or audio data being generated by superimposing information concerning an attribute of a video signal and/or an audio... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080025171 - Information recording medium, and information reproducing apparatus and method: On a disc master DS, a record mark having a variable length according to the first data is formed at a displaced position to which the record mark is displaced, in a direction crossing the reading direction thereof, according to a wobble signal obtained by modulating the second data in... Agent: Drinker Biddle & Reath (dc)

20080025172 - Method and system for allowing a media player to transfer digital audio to an accessory: Digital audio can be transferred between a portable media player and an accessory. In one embodiment, an interface protocol is used to determine the sample rate capabilities of an accessory, allowing digital audio data for a track to be transmitted to the accessory at a sample rate supported by the... Agent: Townsend And Townsend And Crew, LLP

20080025173 - Method and apparatus for determining a recordable position of a writable disk: According to an embodiment, an apparatus for recording data in a recording medium, includes a reading/recording unit recording or reading data on or from the recording medium, the read data including a position information, the position information indicating a last recorded position and a recordable position for new data to... Agent: Birch Stewart Kolasch & Birch

20080025175 - Method of and apparatus for managing disc defects using temporary defect management information (tdfl) and temporary defect management information (tdds), and disc having the tdfl and tdds: A disc having an updatable defect management area used by an apparatus for managing defects on the disc, the disc including a user data area which includes user data, a spare area that is a substitute area for a defect existing in the user data area, and an area in... Agent: Stein, Mcewen & Bui, LLP

20080025177 - Circuit and method for detecting address in pre-groove (adip) signal in wobbledetection system of optical disc apparatus: An ADIP (address in pre-groove) signal detection circuit is capable of correctly and quickly detecting discontinuous points in a wobble signal, and has a simple configuration in a wobble detection system of an optical disc device such as a DVD+R/RW, and an ADIP signal detection method thereof. The ADIP signal... Agent: Mills & Onello LLP

20080025179 - Write strategy determining method, optical disc recording method, optical disc and optical disc apparatus: An optical disc recording method of suppressing variations in the record quality due to variations in an initial strategy of a write strategy using many parameters corresponding to a next-generation large-capacity optical disc. Modulation conditions for recorded data on the optical disc are determined based on a real measurement thereof;... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080025182 - Method and apparatus for reproducing a data recorded in recording medium using a local storage: A method and apparatus for reproducing data from a recording medium using a local storage is disclosed. The method for reproducing data of a recording medium using a local storage includes the steps of: a) reading a—binding unit contained in a directory associated with a recording medium from a file... Agent: Harness, Dickey & Pierce, P.L.C

20080025183 - Optical disc and optical disc device: In a multilayer optical disc having information layers conforming to a plurality of different optical disc standards, because the type of each information layer is not recorded in the other information layers, in read and write operations by a compatible optical disc device conforming to a plurality of optical disc... Agent: Birch Stewart Kolasch & Birch

20080025184 - Information recording medium playback apparatus: For providing an information recording medium playback apparatus, which can miniaturize a transporting unit to insert and eject an information recording medium for miniaturizing as a whole, the CD changer 1 includes an apparatus main body and a disk-transporting unit 4. The disk-transporting unit 4 includes a transporting roller 13... Agent: Sughrue Mion, PLLC

20080025185 - Hologram reproducing head: A hologram reproducing head that reproduces information recorded as a hologram (11) on a recording medium (10) includes a light source (3) that emits a reference beam (21) for reproducing the hologram (11) and a light receiver (4) that receives reproduced light (22) from the hologram (11), both of which... Agent: Beyer Weaver LLP

20080025186 - Optical disk unit, control method for optical disk unit, and computer readable storage medium: An optical disk unit, for reading signals stored on an optical disk medium, is provided with an optical pickup 23 selectively irradiating light of one wavelength, from several mutually different wavelengths, to an optical disk medium by means of a single objective lens and outputting signals based on light reflected... Agent: Katten Muchin Rosenman LLP

20080025188 - Optical pickup apparatus: The present invention provides an optical pickup apparatus to for recording and/or reproducing information on an optical information recording medium including multilayered information recording surfaces. The optical pickup apparatus includes: a light source; an objective lens; a first optical element including a first optical area and a second optical area;... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080025189 - Optical pickup apparatus: An optical pickup apparatus includes: a first light source for emitting a first light flux; a light-converging optical system including an objective lens and a diffractive structure. When the first light flux from an optical information recording medium enters into the diffractive structure, the diffractive structure emits a main light... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080025187 - Optical pickup apparatus, method of controlling the same, and information recording and reproducing apparatus: An optical pickup apparatus in which a plurality of light sources emitting a plurality of light beams whose wavelengths are different from each other and degree of reliability of signals detected by a photodetector is high, a method of controlling the same, and an information recording and reproducing apparatus are... Agent: Morrison & Foerster LLP

20080025190 - Data readout method, data readout device, and optical disk: A data readout method is disclosed that is able to read data from an optical disk capable of super resolution readout with high accuracy. The data readout method allows reading data recorded in an optical disk by irradiating a laser beam onto the optical disk. The method includes the steps... Agent: Dickstein Shapiro LLP

20080025191 - Data storage device: The present invention relates to a data storage device comprising: a polymer layer for storing data in the form of topographic features; a substrate comprising a conductor, a first surface of the polymer layer being provided on the substrate; and at least one probe which, when the device is in... Agent: Cantor Colburn, LLP - IBM Arc Division

20080025192 - Device for and method of recording information on write-once record carrier: A device for recording blocks of information on logical addresses on a writeonce record carrier at corresponding physical addresses. The logical addresses are translated into the physical addresses by addressing means (31). Allocation means (32) define a continuous addressing space for a user area and divide it into a front... Agent: Philips Intellectual Property & Standards

20080025194 - High density phase-change type optical disk having a data efficiency of more than 80 percent: An optical disk includes a groove and a land. Data is recorded on either the land or the groove. A pitch of the groove and a pitch of the land are 0.32 μm or more. The optical disk has a data efficiency of 80% or more by adopting a format... Agent: Akin Gump Strauss Hauer & Feld L.L.P.

20080025193 - Information recording medium, information recording device and method, and computer program: An information recording medium such as DVD-R, DVD-RW or the like is provided with a user information recording area in which user information can be recorded. The user information recording area has pre-recorded areas for preventing recording/reproduction of the user information, in a plurality of portions. The user information recording... Agent: Young & Thompson

  
01/24/2008 > patent applications in patent subcategories. USPTO class listing

20080019220 - Magnetic and optical rotating storage systems with audio monitoring: A device comprises an integrated circuit, a fan that cools the integrated circuit and an audio monitoring module that analyzes audio signals that are based on noise generated by the fan during operation.... Agent: Harness, Dickey & Pierce P.L.C

20080019226 - Hierarchical storage apparatus and method for managing storage medium thereof: A hierarchical storage apparatus includes primary hierarchical storage connected to a host and storing information, a secondary hierarchical storage storing information, a hierarchical control unit controlling the primary hierarchical storage and the secondary hierarchical storage, and a management table for managing information on a logical volume as a recording space... Agent: Staas & Halsey LLP

20080019230 - Optical pick-up and optical recording/reproducing apparatus: The present invention provides an optical pick-up device and an optical recording/reproducing apparatus both of which can realize (i) a stable component accuracy, (ii) improvement in productivity, and (iii) low cost, without damaging an optical disk. The optical pick-up device that reproduces/records information from/onto an optical information storage medium by... Agent: Morrison & Foerster LLP

20080019231 - Information medium evaluating method: An information medium evaluating method includes, in the following order: a recording process that records data onto a recordable information medium to be evaluated; a rubbing process that rubs a processing member against a data recording surface of the information medium; a reading process that reads the data from the... Agent: Greenblum & Bernstein, P.L.C

20080019232 - Object lens and optical pick-up device having the same: An object lens and an optical pick-up device having the same capable of recording and/or reproducing a plurality of types of optical discs, the optical pick-up device including: a light emitting part that emits lights having different wavelengths corresponding to the plurality of types of optical discs, and a light... Agent: Stein, Mcewen & Bui, LLP

20080019235 - Method for setting layer-jump point on optical disc: A method for setting a layer-jump point on a multilayer optical disc in an optical drive for accessing the multilayer optical disc. First, a magnetic-pole cycle value is accumulated. Next, a lag control signal of the optical drive is detected to record the magnetic-pole cycle value as a magnetic-pole basic... Agent: Birch Stewart Kolasch & Birch

20080019240 - Reproducing apparatus, recording medium, reproducing method, and reproducing program: Disclosed herein is a reproducing apparatus for continuously reading and reproducing a plurality of content data items from a content data storage unit which stores the plurality of content data items and a plurality of specific position information items representative of specific positions each corresponding to a specific portion of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080019245 - Magnetic and optical rotating storage systems with audio monitoring: A control system for a rotating data storage device, comprises a drive printed circuit board (PCB). A drive module is arranged on the drive PCB and at least one of processes data, stores data and controls operation of the rotating storage device. An audio monitoring module communicates with the drive... Agent: Harness, Dickey & Pierce P.L.C

20080019246 - Magnetic and optical rotating storage systems with audio monitoring: An integrated circuit (IC) for controlling a rotating data storage device comprises a drive module that is implemented by the integrated circuit and that at least one of processes data, stores data and controls operation of the rotating storage device. An audio monitoring module is implemented by the integrated circuit,... Agent: Harness, Dickey & Pierce P.L.C

20080019242 - Optical disc and optical disc apparatus: A control data area of an optical disc holds correction information for correcting a recording laser power Pmax determined by performing trial writing. The recording laser power Pmax determined by trial writing is corrected on the basis of the correction information stored in the control data area, thereby setting a... Agent: Ditthavong Mori & Steiner, P.C.

20080019250 - Information recording/reproducing apparatus: Disclosed herein is an information recording/reproducing apparatus that includes a first and a second recording/reproducing modules, a buffer memory to store information temporally, and a control module that switches between a first mode and a second mode when the information is dubbed from the first recording/reproducing module to the second... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080019221 - Satellite travel audible narrator: Satellite Travel Audible Narrator is a device for uploading mapping information for locations and playing audio files related to the locations. The preferred embodiment of the invention utilizes a housing with a Liquid Crystal Display (LCD) screen and transparent cover and a variety of control keys on the front, a... Agent: Raymond M. Galasso Galasso & Associates Lp

20080019222 - Disk unit-integrated display: A disk unit-integrated display includes a door member opening and closing when projecting and housing a disk tray, and including a door portion and an arm portion for rotating the door portion, and a housing including an opening for projecting and housing the disk tray and a plurality of operating... Agent: Crowell & Moring LLP Intellectual Property Group

20080019223 - Mixing and recording audio tracks for a plurality of different versions: The present invention is directed to systems and methods for recording, storing and playing back audio and video works. In one embodiment, a method of presenting a variable work, such as an audio track, to a user includes presenting a first version of the work to the user. The first... Agent: Townsend And Townsend And Crew, LLP

20080019224 - Focusing method and optical disk device: An optical disk device comprising a first light source of a first wavelength, a second light source of a second wavelength, first and second objective lenses for focusing light beams of the first and second wavelengths at a predetermined position, an actuator supporting the first and second objective lenses and... Agent: Wenderoth, Lind & Ponack L.L.P.

20080019225 - Disk device: A driver IC 1 has a bias terminal 20a via which a bias voltage fed from a microcomputer 2 to drive and control a loading motor 4 is fed in and a bias terminal 20b via which a bias voltage fed from a DSP 3 to drive and control a... Agent: Arent Fox LLP

20080019227 - Disk device: The disk device is provided with: a pick arm 130 which swings and inserts a drive unit for playing a disk D into a space created by splitting a plurality of trays 250; and a loading arm 256 which can move between a leading position for abutting on the disk... Agent: Snell & Wilmer LLP (oc)

20080019229 - Floating lock device: To provide a floating lock device which can smoothly and continuously perform an operation of swinging-in and swinging-out a drive unit and switching between a floating state and lock state with a reduced space and simple configuration. The floating lock device comprises: a pick arm 130 which can be swung... Agent: Snell & Wilmer LLP (oc)

20080019228 - Playback apparatus for recording media: [means for solving the problem] A CD changer 1 is composed of a disk receiver and a separating mechanism 7. The disk receiver is composed of a moving chassis 18 and holders 19 having projections 29. The separating mechanism 7 is composed of a rotating member 25, a moving member... Agent: Sughrue Mion, PLLC

20080019233 - Method for identifying recording contents of an optical disk: A method for identifying an optical disk according to a radio frequency integration filtering signal includes the steps of: moving an optical head to an initial position; rotating the optical disk and making focus, moving the optical head in a direction toward an inner ring until the optical head is... Agent: Birch Stewart Kolasch & Birch

20080019234 - Optical disc signal processing apparatus, and medium having program recorded thereon for controlling optical disc apparatus: An optical disc signal processing apparatus comprising: a binarizing circuit configured to compare a level of an RF (Radio Frequency) signal obtained by photoelectrically converting a reflected light of a laser beam applied to an optical disc and a level of a DC signal, to output a binarized signal for... Agent: SocalIPLaw Group LLP

20080019236 - Method for measuring a tilt control value of a pickup head in an optical disk drive: A method for measuring a tilt angle of a pickup head. The method includes the steps of: moving the pickup head to a track to be measured; radiating a laser beam with a constant power; defining a proper range of tilt control values; controlling the tilt angle of the pickup... Agent: Birch Stewart Kolasch & Birch

20080019237 - Focus control in a multiple-beam disc drive: A method for controlling an optical disc drive apparatus (1) which comprises: light beam generating means (31) for generating a plurality of N optical beams (32(i)); means (33, 34, 37) for focusing said beams in respective focus spots (F(i)); at least one adjustable member (34) for axially displacing said focus... Agent: Philips Intellectual Property & Standards

20080019238 - Record carrier and methods for writting a record carrier: The present invention relates to a record carrier (10) for creating a multi-level ROM optical medium, wherein the record carrier 10 comprises a first recording layer (12) and at least a second recording layer (14). In accordance with the invention between said first recording layer (12) and said second recording... Agent: Philips Intellectual Property & Standards

20080019239 - Recording medium, recording apparatus and recording method, and computer program: A recording medium (100) is provided with: a first recording layer (L0) including a first area; and a second recording layer (L1) including a second area, wherein an edge on one side of the second area is located at a position obtained by shifting to an other side at least... Agent: Young & Thompson

20080019241 - Optical information recording method, optical information recording and reproducing device, and optical information recording medium: A plurality of types of recording pulse control rules for which the recording pulse waveform is determined according to the information signals to be recorded are stored in advance in an optical disk. When recording to the optical disk, information is recorded using a recording pulse where, due to the... Agent: Hamre, Schumann, Mueller & Larson P.C.

20080019244 - Write-once recording medium and defective area management method and apparatus for write-once recording medium: A method, apparatus and recording medium for managing defects are discussed. According to an embodiment, the method includes allocating at least one spare area to the recording medium, and at least one temporary defect management area to the spare area when a plurality of temporary defect management areas are to... Agent: Birch Stewart Kolasch & Birch

20080019243 - Write-once recording medium preserving data-recording status, method of preserving data-recording status of a write-once recording medium, medium including computer readable code for the same, and recording and/or reproducing apparatus therefor: A write-once recording medium preserving a data recording status of the write-once recording medium, a method of preserving the data recording status of a write-once recording medium, a medium including computer readable code for the same, and a recording and/or reproducing apparatus therefor. In the method of preserving the data... Agent: Stein, Mcewen & Bui, LLP

20080019247 - Drive device: A drive apparatus of the present invention includes a recording/reproduction section and a drive control section. The drive control section at least performs a process including: receiving a recording instruction at least specifying a location at which data is to be recorded; determining whether a data recording which is performed... Agent: Snell & Wilmer L.L.P. (matsushita)

20080019248 - Recording device, recording method and computer program: A recording device has a recording unit for recording information in a medium having a first layer and a second layer; a forming unit for forming a buffer area in each of the first and second layers; and a control unit for controlling the forming unit to form the buffer... Agent: Young & Thompson

20080019249 - Apparatus for reproducing data on recording medium and method for reproducing data on the medium: An apparatus for reproducing digital data recorded on a recording medium by a Partial Response Maximum Likelihood method, the digital data being recorded in a code pattern in which the same code continuously appears at least two times, includes an analog-to-digital converting unit that samples an analog reproduction signal recorded... Agent: Knobbe Martens Olson & Bear LLP

20080019253 - Information recording/reproducing device and information reproducing method: In an information recording/reproducing device, pattern images of information light and reference light are formed by a micromirror device to produce the information light and the reference light, which have a coaxial relationship. The information light and the reference light are condensed by an objective lens and are recoded in... Agent: Sughrue Mion, PLLC

20080019251 - Apparatus and method of recording/reproducing hologram and hologram recording medium: A hologram recording and/or reproducing apparatus, a hologram recording and/or reproducing method, and a hologram recording medium include a data processing unit to generate a data page which includes recording data and a reference page which includes predetermined patterns to prevent distortion of a signal from occurring when the data... Agent: Stein, Mcewen & Bui, LLP

20080019252 - Optical recording method, optical recording apparatus, optical recording medium, optical reproducing method, and optical reproducing apparatus: The present invention provides an optical recording method and an optical recording apparatus for holographically recording information allowing for reductions in uneven consumption of the material through the thickness of a recording layer during recording to achieve high density recording and an increased recording capacity, an optical recording medium, and... Agent: Sughrue Mion, PLLC

20080019254 - Optical pickup device: A laser beam emitted from a light source is divided into a main beam and two sub-beams by a diffraction grating. A filter is arranged between a collimator lens and an objective lens. A filter unit is arranged in a predetermined pattern in the filter. The filter unit gives a... Agent: Ditthavong Mori & Steiner, P.C.

20080019255 - Light source unit, phase type optical element, and laser beam scanning device: A light source unit is disclosed. The light source unit includes a phase type optical element which modulates a phase distribution of laser beams emitted from a light source. The phase type optical element has a phase distribution so that a first ratio of the peak intensity of side lobe... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080019256 - Objective lens and optical pickup system: There is provided an optical pickup system which includes a first light source emitting first light having a wavelength λ1, a second light source emitting second light having a wavelength λ2 longer than the wavelength λ1, a third light source emitting third light having a wavelength λ3 longer than the... Agent: Oliff & Berridge, PLC

20080019257 - Integrated circuit with resistivity changing material having a step-like programming characteristitic: A memory cell includes a first electrode, a second electrode, and phase change material contacting the first electrode and the second electrode. The phase change material has a step-like programming characteristic. The first electrode, the second electrode, and the phase change material form a planar or bridge phase change memory... Agent: Dicke, Billig & Czaja

20080019258 - Optical article having an electrically responsive layer as an anti-theft feature and a system and method for inhibiting theft: An optical article comprising at least one data side and configured for transformation from a pre-activated state of functionality to an activated state of functionality is provided. The optical article includes an optical data layer for storing data. Furthermore, the optical article includes an electrically responsive layer having a first... Agent: General Electric Company Global Research

20080019259 - Optical disk recording method and optical disk recording apparatus: An optical disk recording method for recording predetermined data on an optical disk on the basis of a first reference clock signal used for recording, the optical disk including a groove track having a wobble signal recorded thereon and a land track having a land pre-pit carrying track position information,... Agent: Sonnenschein Nath & Rosenthal LLP

20080019260 - Anti-piracy for rom optical disks: A Blu-ray Disc™ optical disk for video and/or audio applications comprises a data layer having in-pits recessed into a surface of at least one data layer and on-pits elevated above the surface of at least one data layer, and further having a substrate layer disposed on each data layer. The... Agent: Cantor Colburn LLP - IBM Tuscon Division

20080019261 - Information recording medium, information recording/playback apparatus, inspection method of information recording medium, and inspection apparatus of information recording medium: According to one embodiment, there is disclosed an information recording medium which includes a first information layer formed on a transparent substrate having tracks of a concentric or spiral shape, and a second information layer formed on the first information layer, and allows optical recording and playback from one surface,... Agent: Knobbe Martens Olson & Bear LLP

  
01/17/2008 > patent applications in patent subcategories. USPTO class listing

20080013411 - Electronic library for managing data on removable storage devices: An electronic library for managing data from removable data storage devices is described. The electronic library may have a stand-alone housing with a plurality of receptacles, at least two of the receptacles sized to connect with at least a first type of removable data storage device. An interface positioned on... Agent: Brinks Hofer Gilson & Lione

20080013412 - Optical pickup apparatus, objective optical element and optical information recording and/or reproducing apparatus: An optical pickup apparatus comprises: a first light source; a second light source; a third light source; and an objective optical element. The objective optical element comprises at least two areas comprising first and second optical path difference providing structures. A third light flux from the third light source passing... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080013413 - Optical pickup and optical disk device: In an optical disk device, a plurality of elastic supporting members movably support a lens holding member which holds an objective lens constituting an optical pick up. The elastic supporting members are arranged in parallel to each other such that the elastic supporting members 20b1, 20b2 arranged at the outer... Agent: Fitzpatrick Cella Harper & Scinto

20080013415 - Optical pickup apparatus, objective optical element and optical information recording and/or reproducing apparatus: An optical pickup apparatus comprises: a first light source for emitting a first light flux; a second light source for emitting a second light flux; a third light source for emitting a third light flux; and an objective optical element. The objective optical element comprises an optical surface comprising a... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080013418 - Method for defect management in rewritable optical storage media: A method for defect management of a rewritable optical disc is provided. The rewritable optical disc has a data area comprises recording units for storing a target data and a replacement area comprising first replacement units for replacing defective recording units of the data area. First, a fragmented status of... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080013424 - Method for recording data in optical disc: A method of recording data on an optical disc including a preceding recording layer and a following recording layer capable of having data recorded thereon. The method includes recording data on the preceding recording layer, assigning a weight, to which a difference in recording sensitivities of the preceding and following... Agent: Stein, Mcewen & Bui, LLP

20080013414 - Optical head for optical recorder/reproducer: An optical head for recording or reproducing a signal on or from an optical recording medium comprising a light source, an objective lens for condensing light emitted from the light source to the optical recording medium, and a light-separating means arranged between the light source and the objective lens in... Agent: Wenderoth, Lind & Ponack L.L.P.

20080013416 - Drive and method for determining the type of optical record carrier: The present invention relates to a drive for accessing an optical record carrier (2) comprising means (4) for determining the type of record carrier, in particular for distinguishing a read-only record carrier from a recordable or rewritable record carrier having a wobbled groove in the lead-in zone, said means comprising:... Agent: Philips Intellectual Property & Standards

20080013417 - Method and apparatus of adjusting focusing servo in optical disc device: The present invention relates to a method and an apparatus of adjusting a focusing servo in an optical disc device. According to an embodiment of the present invention, a focusing servo is coarsely adjusted using a tracking error signal for a blank disc, data is recorded in a predetermined area... Agent: Birch Stewart Kolasch & Birch

20080013421 - Information storage medium: An information storage medium having a plurality of information storage layers, each of which includes an optimal power control (OPC) area for obtaining an optimal recording condition, wherein OPC areas in odd-numbered and even-numbered information storage layers are disposed not to face each other and not to contact each other,... Agent: Stein, Mcewen & Bui, LLP

20080013422 - Method of recording and/or reproducing data with respect to multi-layer information storage medium having optimal power control areas: An information storage medium having a plurality of information storage layers, each of which includes an optimal power control (OPC) area for obtaining an optimal recording condition, wherein OPC areas in odd-numbered and even-numbered information storage layers are disposed not to face each other and not to contact each other,... Agent: Stein, Mcewen & Bui, LLP

20080013419 - Method of recording data on information storage medium having multiple storage layers with optimal power control (opc) areas and buffer areas: An information storage medium and an apparatus for recording and/or reproducing the information storage medium capable of controlling optimal recording power without an influence of an optimal power control (OPC) area in a layer upon an OPC area in a different layer. The information storage medium includes at least one... Agent: Stein, Mcewen & Bui, LLP

20080013420 - Method of recording data on information storage medium having multiple storage layers with optimal power control (opc) areas and buffer areas: An information storage medium and an apparatus for recording and/or reproducing the information storage medium capable of controlling optimal recording power without an influence of an optimal power control (OPC) area in a layer upon an OPC area in a different layer. The information storage medium includes at least one... Agent: Stein, Mcewen & Bui, LLP

20080013423 - Information storage medium having multiple storage layers with optimal power control (opc) areas and buffer areas: An information storage medium and an apparatus for recording and/or reproducing the information storage medium capable of controlling optimal recording power without an influence of an optimal power control (OPC) area in a layer upon an OPC area in a different layer. The information storage medium includes at least one... Agent: Stein, Mcewen & Bui, LLP

20080013425 - Apparatus for reproducing data from information storage medium having multiple storage layers with optimal power control (opc) areas and buffer areas: An information storage medium and an apparatus for recording and/or reproducing the information storage medium capable of controlling optimal recording power without an influence of an optimal power control (OPC) area in a layer upon an OPC area in a different layer. The information storage medium includes at least one... Agent: Stein, Mcewen & Bui, LLP

20080013426 - Method of recording and/or reproducing data with respect to a multi-layer information storage medium having optimal power control areas: An information storage medium having a plurality of information storage layers, each of which includes an optimal power control (OPC) area for obtaining an optimal recording condition, wherein OPC areas in odd-numbered and even-numbered information storage layers are disposed not to face each other and not to contact each other,... Agent: Stein, Mcewen & Bui, LLP

20080013427 - Data recording medium, data playback apparatus and method, data copy recording apparatus and method, and data output apparatus and method: A recording medium includes at least a recording area in which pieces of content data are recorded, and a lead-in area in a position that is read before the recording area is read. In one of the recording area and the lead-in area, identification information which indicates whether the recording... Agent: Wolf Greenfield & Sacks, P.C.

20080013428 - Servo system, record carrier and playback device: To improve the performance of a servo system, used for tracking a track on a record carrier, the bandwidth of the servo system must be adjusted. Instead of injecting a signal into the servo system to allow adjustment of the bandwidth, the track position modulation of the record carrier is... Agent: Philips Intellectual Property & Standards

20080013429 - Adip demodulation method and apparatus: An ADIP demodulation method and apparatus, which are used in an optical disk driver to generate the ADIP information according to a wobble signal. The apparatus includes a slicing unit for receiving the wobble signal and generating a wobble pulse, a phase locked loop for generating a reference wobble signal... Agent: Birch Stewart Kolasch & Birch

20080013430 - Method of recording, reproducing and handling audio data in a data recording medium: The invention relates to a method for the recording of an audio signal constituted by multiple tracks and one or more channels, in a digital data format on a single track of a recording support of digital information; as well as to a method for the reproduction of such a... Agent: Knobbe Martens Olson & Bear LLP

20080013431 - Methods and systems for tuning at least one write strategy parameter of an optical storage device: A method for tuning a write strategy parameter of an optical storage device, includes: writing a segment of data according to a plurality of write strategies; reading the data back and detecting a plurality of lengths, each length corresponding to a pit or a land on an optical storage medium... Agent: North America Intellectual Property Corporation

20080013432 - Information reproducing apparatus, information reproducing method, and so on: To provide an information recording medium, an information reproducing apparatus and method, and so on, which enable automatic reproduction of recording information desired by a user without a user's selection of selection button. The information recording medium according to the present invention is provided to record at least, recorded information... Agent: Drinker Biddle & Reath Attn: Intellectual Property Group

20080013433 - Optical pick-up apparatus: An optical pickup apparatus for conducting recording and/or reproducing information for a first optical information recording medium including at least a transparent protective substrate, a first information recording surface, and a second information recording surface which are laminated in this order from a light source side along an optical axis,... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080013434 - Optical-integrated unit and optical pickup device used for reading and/or writing information from / onto an optical record medium: A lens-side grating diffracts, in a direction of an emitter-side grating, two laser beams passed through the lens-side grating from an optical disk side. The emitter-side grating substantially passes the laser beam having a longer wavelength than the other laser beam, and directs it to a desired region of the... Agent: Morrison & Foerster LLP

20080013435 - Optical pickup: An optical pickup includes: a first projector for projecting a first light beam of a first wavelength so as to record and reproduce information with respect to an optical disk having a first light transmissive layer; a second projector for projecting a second light beam of a second wavelength longer... Agent: Edwards Angell Palmer & Dodge LLP

20080013436 - Optical pickup: An optical pickup includes: a first projector for projecting a first light beam of a first wavelength so as to record and reproduce information with respect to an optical disk having a first light transmissive layer; a second projector for projecting a second light beam of a second wavelength longer... Agent: Edwards Angell Palmer & Dodge LLP

20080013437 - Probe for scanning over a substrate and a data storage device: A data storage device comprises a storage medium for storing data in the form of marks and at least one probe for scanning the storage medium. The storage medium may be comprised in a substrate. The probe comprises a cantilever that comprises terminals serving as electrical contacts an being during... Agent: Cantor Colburn, LLP - IBM Arc Division

20080013438 - Recording medium, apparatus for recording/reproducing data on/from the same and method thereof: A physical structure, apparatus for recording/reproducing on/from a recording medium using the same and method thereof are disclosed, by which the physical structure suitable for such a recording medium as BD and the like may be provided. The present invention includes a plurality of recording layers. Each of the recording... Agent: Birch Stewart Kolasch & Birch

20080013440 - Information recording medium and disc apparatus: According to one embodiment, an information recording medium has two or more recording layers, the track pitch falls within the range from 250 to 500 nm, and the half maximum full-width of the groove of the substrate falls within the range from 47.5% to 72.5%.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080013441 - Optical information recording medium, optical information recording/reproducing system, and optical information recording/reproducing apparatus: A disclosed optical information recording medium includes a guide track layer having grooves and ridges; and recording layers composed of an optical recording material and disposed above and below the guide track layer. The guide track layer is used to determine track positions on the recording layers.... Agent: Dickstein Shapiro LLP

20080013439 - Optical information reproducing method: The present invention provides an information reproducing method which does not need to insert a special pit row for detecting a phase error but can extract phase error information for producing a reproduction clock from a reproduced signal. This method specifically includes: arranging a cell of a decreased multivalued degree... Agent: Fitzpatrick Cella Harper & Scinto

  
01/10/2008 > patent applications in patent subcategories. USPTO class listing

20080008054 - Content recording apparatus and method: A plurality of items of content that meaning content is the same and quality is different is acquired from a plurality of acquisition routes and managed as a single group. Each item of content in this group is analyzed, an evaluation value of each item of content is calculated from... Agent: Fitzpatrick Cella Harper & Scinto

20080008057 - Optical disc apparatus and information recording/reproducing method of the same: An optical disc apparatus is designed to perform focus control of an objective lens of an optical pickup by generating a first focus error signal of an astigmatism method from a signal based on 0-order light of a reflected laser beam, as well as generating a second focus error signal... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080008058 - Optical information processing apparatus and method: An optical information processing apparatus and an optical information processing method are provided. The optical information processing method includes steps of: irradiating a reference beam on an optical information recording medium having a plurality of recording regions which are disposed in a track direction to be adjacent to each other... Agent: Ditthavong Mori & Steiner, P.C.

20080008059 - Optical pickup and optical disc apparatus: An optical pickup includes: a light source; an objective lens; a beam splitter; a quarter wave plate that transforms the optical beam into a circularly polarized optical beam and also transforms the circularly polarized reflection optical beam into an optical beam whose polarization direction is perpendicular to the optical beam;... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080008062 - Hybrid laser diode drivers that include a state machine: Provided herein are hybrid laser diode drivers (LDDs) that drive a laser diode in response to receiving enable signals from a controller. In accordance with specific embodiments, a hybrid LDD includes a read channel to selectively output a read current, one or more write channel each to selectively output a... Agent: Fliesler Meyer LLP

20080008066 - Hybrid laser diode drivers that include a decoder: Provided herein are hybrid laser diode drivers (LDDs) that drive a laser diode in response to receiving enable signals from a controller. In accordance with specific embodiments, a hybrid LDD includes a read channel to selectively output a read current, one or more write channel each to selectively output a... Agent: Fliesler Meyer LLP

20080008067 - Pll circuit operating based on output of delta-sigma modulator, and optical disk device including pll circuit: A PLL circuit includes a wobbling detector for detecting a wobbling signal based on reflection light of an optical disk having a wobbled track, and a VCO that an oscillation frequency of its output varies according to its input. The PLL circuit controls the VCO based on a phase error... Agent: Fitzpatrick Cella Harper & Scinto

20080008064 - Optical disk recording power adjustment method and optical disk apparatus adapted to operated with the same: A recording power row P(i) is selected and a signal is recorded in a recording test region of an optical disk, while shifting a recording power, to detect a reproduced signal amplitude row m(i) that corresponds to the recording power row P(i). The relation of the recording power row P(i)... Agent: Fitzpatrick Cella Harper & Scinto

20080008073 - Information processing apparatus and control method therefor: An information processing apparatus and method for controlling the information processing apparatus where the information processing apparatus stores a plurality of start programs in a first or second storage area, and if a selected start program is not already stored in the first storage area, the start program is transferred... Agent: Canon U.s.a. Inc. Intellectual Property Division

20080008074 - Optical disk drive, and method for determining recording strategy: An optical disk drive for recording data in accordance with a recording strategy determines a recording strategy of an unknown optical disk through comparatively-simple processing. When a loaded optical disk is an unknown disk, a control section reads a recommended recording strategy from a predetermined area on the loaded optical... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20080008075 - Method and apparatus for inspecting a recording medium and for inspecting a recording medium drive: An apparatus is provided for inspecting a recording medium, for thereby detecting a defect in the recording medium, in which the apparatus includes inspection subjects made up of first to fourth recording media on which audio signals having a constant frequency are recorded. The apparatus further includes first to fourth... Agent: Sughrue Mion, PLLC

20080008055 - Optical disk and optical disk drive device: An optical disk physical has a recording region divided into zones, each zone including physical tracks adjacent to each other. An integer number of sectors are provided in each physical track. The angular recording density is higher in the more outward zones such that the linear recording density is substantially... Agent: Birch Stewart Kolasch & Birch

20080008056 - Recording apparatus having playlist editing function: A recording apparatus comprising a recording portion for recording moving image data on a recording medium, a recording instruction portion for instructing start and temporary stop of recording the moving image data, a playlist processing portion for producing playlist data indicating a reproduction procedure of the moving image data of... Agent: Fitzpatrick Cella Harper & Scinto

20080008060 - Light-receiving element, optical head using same, and optical recording/reproduction apparatus using same: The invention relates to a light-receiving element for receiving light reflected at an optical recording medium, an optical head using the element, and an optical recording/reproduction apparatus using the element. The invention provides a light-receiving element capable of preventing deterioration of an electrical signal obtained through photoelectric conversion of received... Agent: Oliff & Berridge, PLC

20080008061 - Spot aberrations in a two-dimensional optical storage system: Thus, in conventional, one-dimensional optical storage, the data is arranged in a linear fashion and is read out by a single spot (102). In order to increase data rates and storage capacity, it has been proposed to arrange the data in an isotropic, hexagonal lattice (200) and employ multiple spots... Agent: Philips Intellectual Property & Standards

20080008065 - Method and apparatus for monitoring the power level of two or more optical transmitters: Methods and apparatus for monitoring the power level of one or more optical emitters are provided. In some embodiments, optical signals from two or more optical emitters are directed at different regions of a photo detector. The photo detector may include two or more spaced contacts that are adapted to... Agent: Workman Nydegger

20080008063 - Optimal power control: The present invention relates to determining an optimised write power used for writing electronic data on optical disc and includes a method, a device and a computer program product for determining a write power for writing electronic data on a medium (32,108), based on a sequence of written data, using... Agent: Philips Intellectual Property & Standards

20080008068 - Information storage medium having storage layer with optical power control area, and recording apparatus to record data with respect to information storage medium: An information storage medium having a plurality of information storage layers, each of which includes an optimal power control (OPC) area for obtaining an optimal recording condition. Optimal power control areas in odd-numbered and even-numbered information storage layers viewed from a direction in which light is incident upon the information... Agent: Stein, Mcewen & Bui, LLP

20080008069 - Information storage medium having multiple storage layers with optical power control areas, and recording apparatus to record data with respect to information storage medium: An information storage medium having a plurality of information storage layers, each of which includes an optimal power control (OPC) area for obtaining an optimal recording condition. Optimal power control areas in odd-numbered and even-numbered information storage layers viewed from a direction in which light is incident upon the information... Agent: Stein, Mcewen & Bui, LLP

20080008070 - Equalization apparatus and method based on audiogram: Disclosed is an equalization apparatus and method based on audiogram. The equalization method includes the steps of a) outputting a reference sound having reference frequency and intensity for approximate assumption of auditory threshold, b) determining a start sound corresponding to an assumed value of the auditory threshold while calling a... Agent: Ladas & Parry

20080008071 - Write-once recording medium preserving data-recording status, method of preserving data-recording status of a write-once recording medium, medium including computer readable code for the same, and recording and/or reproducing apparatus therefor: A write-once recording medium preserving a data recording status of the write-once recording medium, a method of preserving the data recording status of a write-once recording medium, a medium including computer readable code for the same, and a recording and/or reproducing apparatus therefor. In the method of preserving the data... Agent: Stein, Mcewen & Bui, LLP

20080008072 - Method for disposing of a data recording means: A method for disposing of a data recording means that disposes of the medium efficiently with high security, achieving recycling, is presented. The method includes the steps of putting at least one medium to be disposed of and selected from optical recording media and magnetic recording media, in which data... Agent: Wood, Phillips, Katz, Clark & Mortimer

20080008076 - Calibration of holographic data storage systems using holographic media calibration features: Calibration of holographic data storage systems (HDSS) is provided by utilizing holographic media (4) having calibration features which can be read, written, or read and written by a HDSS (30). Calibration features may represent for example, surface-relief gratings, holographic recordings, amplitude varying regions, or magnetic regions, or a combination thereof,... Agent: Kenneth J. Lukacher

20080008077 - Optical disk drive and focus offset control method: An optical disk drive includes an optical pickup which emits a light beam onto an optical disk, and receiving a reflection light to output a signal in accordance with the reflection light, a PRML processing unit which carries out signal processing with respect to the signal output from the optical... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080008078 - Object lens for optical pickup, optical pickup and optical information processing device: As an object lens for an optical pickup, applied is a single-lens and both-side-convex configuration is applied. Further, specific conditional formulas are created with respect to a particular numerical aperture NA, for a paraxial curvature radius R1 on the surface on the light source side; the working distance WD, the... Agent: Dickstein Shapiro LLP

20080008079 - Information recording medium having substrate with microscopic pattern and reproducing apparatus therefor: A recording medium includes a substrate having a microscopic pattern, which includes a shape of continuous substance of approximately parallel grooves formed with a convex shaped section and a concave shaped section alternating on a surface of the substrate. A recording layer is formed on the microscopic pattern and a... Agent: Connolly Bove Lodge & Hutz LLP

20080008080 - Optical disk medium and optical disk apparatus: The length of a format modulation area in an address segment is limited to be 25% of the address-segment length or less, and the position of the format modulation area is selectable two possible positions. Subsequently, where a CLV optical-disk medium is used, wobble modulation areas in adjacent recording tracks... Agent: Mcginn Intellectual Property Law Group, PLLC

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