Dynamic information storage or retrieval inventions 10/07

20070247988 - Method for evaluating read stability of optical disc and information reproduction apparatus: A method and apparatus for measuring the read stability of an optical disc are provided. Specifically, readout of the optical disc is repeated at each of at least two read laser beams powers being different from each other. A graph is drawn in which the inverses of the read powers... Agent: Oliff & Berridge, PLC

20070247990 - Method for determining recording laser power for super-resolution optical recording medium and apparatus for recording information on super-resolution optical recording medium: A method for determining recording laser power on a super-resolution optical recording medium, on which information is recorded on a super-resolution optical recording medium by irradiating a laser beam modulated into a recording pulse train according to recording data to thereby form a recording mark train including recording marks and... Agent: Oliff & Berridge, PLC

20070247979 - Jukebox with customizable avatar: A digital downloading jukebox system including a mechanism for delivering custom services to a recognized user is provided. For example, information specific to a recognized user may be stored and optionally may include a recognized user avatar representative of the recognized user. The user avatar may be an image, video,... Agent: Nixon & Vanderhye, PC

20070247980 - Optical disk device: An optical disk device is capable of reducing a thickness of a loading portion equipped with plural sheets of trays. Trays installed in a main body are energized to put an optical disk between them in the thickness direction. Therefore, a thickness of plural sheets of trays can be reduced... Agent: Ratnerprestia

20070247981 - Layer jump control device and method of high-speed optical drive: A real-time wobble detector and an adaptive layer distance balancing calculator are added in a layer jump control device of a high-speed optical drive to solve failure and instability caused by the wobble effect of the optical drive during layer jump. A layer jump control method of the optical drive... Agent: Troxell Law Office PLLC

20070247982 - Objective lens holding device and optical pickup apparatus: An objective lens holding device includes a first objective lens, a second objective lens, and a lens holder, wherein an axis-to-axis distance between a central axis of the first objective lens and a central axis of the second objective lens is set to a distance, depending on a first length... Agent: Fish & Richardson P.C.

20070247983 - Arrangement for obtaining a track wobble signal: The present invention relates to an arrangement by means of which a signal-to-noise ratio which is as optimum as possible is obtained during the recovery of a signal which itself is used for recovery of the address information contained in a wobble track on an optical storage medium. An arrangement... Agent: Joseph J. Laks, Vice President Thomson Licensing LLC

20070247984 - Optical record carrier and optical scanning device: To increase the information density of a satisfactorily readable information structure of a record carrier (2), the rearside (4) of the record carrier can be provided with means (82,84;86) for reflecting read beam radiation at an acute angle with respect to the chief ray of the incident read beam (20).... Agent: Philips Electronics North America Corporation

20070247985 - Data processing method, information recording medium manufacturing management system, recording data generation apparatus and method, and computer program: In a process for manufacturing an information recording medium, a configuration is provided in which strict information management and an information recording medium manufacturing process are realized. In a configuration in which master data as original data of recording data for an information recording medium is generated and recording data... Agent: Bell, Boyd & Lloyd, LLP

20070247986 - Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof: A method of recording control information in a recording medium, such as an optical disc, including at least one recording layer is provided Velocity information and per recording velocity write strategy (write strategy parameters) is included in control information, such that standardized control information can be uniformly applied to cope... Agent: Harness, Dickey & Pierce, P.L.C

20070247987 - Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof: A method of recording control information in a recording medium, such as an optical disc, including at least one recording layer is provided Velocity information and per recording velocity write strategy (write strategy parameters) is included in control information, such that standardized control information can be uniformly applied to cope... Agent: Harness, Dickey & Pierce, P.L.C

20070247989 - Integrated semiconductor memory with generation of data: An integrated semiconductor memory with generation of data comprises a clock connection to apply a clock signal, a memory cell array with memory cells to store data of a first data record and a data generator circuit with a first input connection to apply the data of the first data... Agent: Slater & Matsil LLP

20070247992 - Method of recording temporary defect list on write-once recording medium, method of reproducing the temporary defect list, recording and/or reproducing apparatus, and the write-once recording medium: A method of recording a temporary defect list on a write-once recording medium, a method of reproducing the temporary defect list, an apparatus for recording and/or reproducing the temporary defect list, and the write-once recording medium. The method of recording a temporary defect list for defect management on a write-once... Agent: Stein, Mcewen & Bui, LLP

20070247991 - Recording method, information recording device, information reproducing device, program, recording medium, and computer program product: A recording method recordings data on an information recording medium in units of blocks having a predetermine size, by judging whether or not a block of the data being recorded is a defective block, and newly recording the data in a block which follows the defective block and is in... Agent: Dickstein Shapiro LLP

20070247993 - Recording method, recording apparatus, and optical recording medium: A recording method, a recording apparatus, and an optical recording medium that can improve quality of a signal reproduced from a high multi-speed recording medium. The recording method includes generating a box type recording pattern including a first pulse, which has a duration determined according to a length of a... Agent: Stein, Mcewen & Bui, LLP

20070247994 - Information recording device, information recording method, information recording program, and recording medium: In an information recording device and method, user data are recorded in a recording medium having two or more recording layers and having a data area in which user data is recordable for each recording layer. A closing command is received after recording of user data in the data area... Agent: Dickstein Shapiro LLP

20070247996 - Optical pickup and optical disc apparatus: An optical pickup includes: a light source that emits first, second and third wavelengths of optical beam; and an objective lens unit including a diffraction element whose one surface includes a first diffraction pattern where the first wavelength is diffracted while the second and third wavelengths pass through and whose... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070247995 - Compatible optical pickup having high efficiency and optical recording and/or reproducing apparatus including the same: An optical pickup that is compatibly utilized having a high optical efficiency and an optical recording and/or reproducing apparatus including the optical pickup includes a light source, a polarization beam splitter to transmit or to reflect an incident light beam according to a polarization direction of the incident light beam,... Agent: Stein, Mcewen & Bui, LLP

20070247997 - Optical pickup device, and information recording and reproduction device: A sufficient S/N ratio in reproduction of an optical disk is achieved without complexing a circuit structure even if a data recording speed relative to the optical disk is increased. When data is recorded into an optical disk, in an information recording and reproduction device, both a first light beam... Agent: Drinker Biddle & Reath Attn: Intellectual Property Group

20070247998 - Information storage medium, recording method, reproducing method, and reproducing apparatus: According to one embodiment, a disk shaped storage medium comprising a lead-in area at an inner periphery thereof, wherein the lead-in area has a recording management field which includes a write area which writes information specific to an apparatus having carried out recording into the storage medium.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070247999 - Multi-layered optical recording medium, information recording method, and information reproduction method: High-speed and high-density recording of a layer-selected optical disc are enabled with a small number of electrodes. A plurality of recording films that are independently selectable are disposed between a pair of electrodes 3 and 8. The recording films are controlled individually in terms of a threshold of voltage required... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070248000 - Manufacturing method of a flexible optical disk: A flexible optical disk, includes a disk substrate, wherein a rigidity of the disk is equal to or more than 5 Pa and equal to or less than 5000 Pa where the rigidity is defined as Young's modulus of the disk×(thickness of the disk/radius of the disk)3.... Agent: Dickstein Shapiro LLP

20070242570 - Alarm information display unit: There is realized an alarm information display unit capable of enabling a message relating to an error of a hardware placed in a predetermined managing environment to be displayed on a display screen together with normal alarm information. In the alarm information display unit for collecting alarm information from external... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070242573 - Optical system driving device: An optical system driving device, includes: a carriage on which an objective lens is mounted; a guide for slidably supporting the carriage to guide the carriage in a tracking direction; at least a pair of coils which are attached to both sides of the carriage and which are wound in... Agent: Cohen, Pontani, Lieberman & Pavane

20070242574 - Apparatus for optical pick-up:

20070242575 - Optical pickup and optical disc apparatus: When recording/reproducing an optical disc having a recording layer of multi-layer structure, an unwanted optical beam reflected from a recording layer other than a target layer for recording/reproduction is incident on a photodetector to cause an unwanted disturbance component to leak to a detection signal, giving rise to a degradation... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070242578 - Information recording medium in which pre-pit is formed and recording/reproducing apparatus and method: An information recording medium for enabling quick finalization and efficient data recording/reproducing, and a recording/reproducing apparatus and method are provided. The information storage medium includes a finalization area of which both of an in-groove pre-pit and a land pre-pit are formed in at least a part, while the information storage... Agent: Stein, Mcewen & Bui, LLP

20070242580 - Optical disk apparatus and playback signal processing method: Provided is an optical disk apparatus which has high read retry ability and high compatibility by performing a proper verify for other apparatuses. The optical disk apparatus includes a playback system capable of arbitrarily changing playback performance, and means which detects and determines a factor causing a read error. Moreover,... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070242583 - Method and apparatus for measuring surface structure of a near-field object: A method for measuring a surface structure of a near-field object is provided. A light source produces at least a first light beam and a second light beam; guiding the first light beam and the second light beam to enter the SIL for interacting with the object surface. This method... Agent: Jianq Chyun Intellectual Property Office

20070242571 - Disk-synchronized loading/unloading of magnetic head: Systems and methods from loading/unloading a data head for a disk drive provide for more efficient use of disk space. A method of loading/unloading a data head for a disk drive comprises determining a disk phase of a spinning disk arrangement, determining a loading/unloading position based on the disk phase,... Agent: Foley & Lardner

20070242572 - Optical integrated unit and optical pickup device including same: An optical integrated unit includes a semiconductor laser (11), a polarized light beam splitter (14), a light receiving element (12), and a polarized light diffraction element (15) for diffracting an optical beam (20) and returning light. The polarized light diffraction element (15) is so provided as to receive the light... Agent: Edwards Angell Palmer & Dodge LLP

20070242576 - Method and apparatus of determining bias voltage of servo signal in optical disc drive: A method for determining a bias voltage of a servo signal of an optical disc drive is disclosed. The method includes: generating a plurality of sensing signals via an optical sensor of the optical disc drive; generating a first and a second servo signals according to the sensing signals; adjusting... Agent: North America Intellectual Property Corporation

20070242577 - Information recording medium, and multiplexing device: The present invention provides an information recording medium in which an access unit including basic data and extension data is recorded, so as to allow a decoder that decodes only basic data to process the access unit which includes the basic data and the extension data for the next generation.... Agent: Wenderoth, Lind & Ponack L.L.P.

20070242579 - Disk/disk drive management system: On a first storage region of a disk having optical information written thereto and a second storage region of the disk having an electronic circuit 11 mounted thereon, a plurality of arbitrary codes (A001 to A999) assigned uniquely to the disk are stored. When the disk is loaded into a... Agent: Merchant & Gould PC

20070242581 - Method of accessing data on a copy protected data carrying disc: The method and apparatus described utilise the fact that CDs manufactured from the same master will have distinctive physical characteristics attributable to the physical manufacturing process of the master to distinguish counterfeit CDs from genuine discs. For a genuine disc, the relative angular orientation of specified sections of the recorded... Agent: Morrison & Foerster LLP

20070242582 - Method and apparatus for determining the quality of optical disk read signal: The invention provides a method and apparatus 1, for determining the quality of the optical disk read signal. Said method comprises: comparing said optical disk read signal with a preset reference signal to acquire the signal values correlated with said preset reference signal in said optical disk read signal, with... Agent: Philips Intellectual Property & Standards

20070242584 - Dynamic write strategy modification method and apparatus: The invention relates to write strategy modification, and in particular, to dynamic write strategy modification. A dynamic write strategy modification method comprises: writing a plurality of data on to an optical disk according to a writing strategy with at least three parameters; measuring at least two quality indices of the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070242586 - Optical recording method: An optical recording method of recording information to a phase change optical recording medium with alternate application of peak power and bias power in a pulse manner and with changing a pulse application. interval continuously from an inner part through an outer part of the recording medium with an interval... Agent: Dickstein Shapiro LLP

20070242585 - Playback device for optical storage discs: The invention relates to a playback device for optical storage discs (5), which discs comprise each at least one payload data sequence and one information data sequence (TOC), with a read unit (6) for reading the information data sequence of an optical storage disc (5) inserted into the playback device,... Agent: Philips Intellectual Property & Standards

20070242587 - Information recording device and method, information reproducing device and method, and computer program: An information recording apparatus includes a recording device capable of recording record information onto an information recording medium having a plurality of recording layers; a selecting device for sequentially selecting one recording layer to record therein the record information, such that a recording area of the record information recorded into... Agent: Young & Thompson

20070242588 - Data recording method to minimize layer jumps, recording/reproducing apparatus, and recording medium thereof: A data recording method to minimize a number of layer jumps, a recording/reproducing apparatus, and a recording medium thereof wherein a data area of the information storage medium is divided into units, each unit including one or more zones, and data is written on each of the zones along a... Agent: Stein, Mcewen & Bui, LLP

20070242589 - Stabilizing holographic disk medium against vibrations and/or controlling deflection of disk medium: The present invention relates to: stabilizing a holographic disk medium against vibrations by engaging at least one of surface of a disk medium when coupled to a disk medium coupler and during recording or reading holograms to or from the disk; stabilizing the disk medium proximate the outer peripheral portion... Agent: Jagtiani + Guttag

20070242590 - Optical system for optical disc drive: e

20070242591 - Objective lens and optical pickup apparatus: An objective lens is provided for an optical pickup apparatus at least reproducing information for a first optical disc, and recording and/or reproducing information for second and a third optical discs. The objective lens includes an optical surface including a common area including a diffractive structure having a cross section... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070242592 - Three-dimensional optical memory: The present invention is directed to a three-dimensional memory apparatus for storing information in a volume comprising of an active medium. The active medium is capable of changing from a first to a second isomeric form as a response to radiation of a light beam having an energy substantially equal... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20070242593 - Method and device for reading information from optical disc: A method is disclosed for reading information from an optical disc (2) containing tracks (11, 21) with 2D-SCIPER coded information. The method comprises the steps of: generating at least one light beam (32); focussing the light beam (32) in a focal spot (F) on an information layer of the optical... Agent: Corporate Patent Counsel Philips Electronics North America Corporate

20070242594 - Systems and methods for storing and reading data in a data storage system: Systems and methods for storing and reading data in a data storage system are provided. The data storage system includes a storage medium for storing data. The storage medium stores data as a plurality of topographical features. Further, the data storage system includes one or more transducer. One or more... Agent: Ibm Corporation, T.j. Watson Research Center

20070242595 - Improved shaped digital media disks and method for manufacturing same: A decorative shaped digital computer media disk such as a CD or DVD Rom is provided which may contain either aural and/or video information. It is intended that the media disk may be shaped as an ornament or gift tag for the holidays or special occasions and it may be... Agent: Denison & Assocs. PC

20070242596 - Optical disk, optical disk apparatus, and optical disk reproducing method: According to one embodiment, a multilayer optical disk includes three or more recording layers, and one of conditions (1) Rn/((Rn−1+Rn−2)/2)>0.6, and (2) Rn×(100−Rn−1)2/(Rn−2×Rn−1×Rn−1)>30 is satisfied, where Rn(%) is a reflectivity of an nth layer (n>2) when seen from a surface on which a reproducing light is incident.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070237037 - System and method of digital content manipulation: A system for manipulating digital content includes a storage volume having a non-volatile primary storage device and a non-volatile secondary storage device. The two storage devices are distinct hardware elements. The primary storage device stores the digital content, and the secondary storage device stores user commands. The system also includes... Agent: Mark M. Friedman

20070237038 - Range-peeling for punching masks in volume rendering: Rendering with a punching mask is performed without voxelization. A plurality of sub-volumes are identified as a function of the punching mask. The sub-volumes are generally layered in range. Each sub-volume is rendered separately or independently. The renderings from multiple passes or sub-volumes are composited together.... Agent: Siemens Corporation Intellectual Property Department

20070237039 - Optical disc drive: There is provided an optical disc drive, which includes a light source emitting a light beam, a beam dividing element that divides the light beam into main and sub-beams, an objective lens, an astigmatism producing unit that gives astigmatism to the main and sub-beams, a signal generation unit that has... Agent: Greenblum & Bernstein, P.L.C

20070237041 - Optical storage apparatus, preamplifier and method of generating tracking error signal thereof: An optical storage apparatus, a preamplifier and a method of generating a tracking error signal. The optical storage apparatus includes a pickup head, a preamplifier, and a servo control. The pickup head generates radio frequency (RF) signals. The preamplifier includes a signal adjusting apparatus, a phase detector, a charge pump,... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070237042 - Optical information reproducing apparatus and optical information reproducing method using the same: An optical information reproducing apparatus and an optical information reproducing method using the same are provided. The optical information reproducing apparatus includes: a reference beam providing unit which inputs a reference beam to a reproduction recording area to be reproduced and a peripheral recording area around the reproduction recording area... Agent: Ditthavong Mori & Steiner, P.C.

20070237047 - Methods and systems for identifying digital video disc type: A method for identifying digital video disc (DVD) type identification is employed in a digital disc writing apparatus. Optical data is read from a DVD. Wobble signal amplitude and the maximum amplitude are calculated according to the read data. It is determined whether the difference between the wobble signal amplitude... Agent: Quintero Law Office, PC

20070237048 - Optical disk device: A read out means reads out, from a multisession type optical disk which has been loaded, identification information which indicates its type, and a recommended write strategy pulse width. A calculation means, when a decision means has decided that the multisession type optical disk is of an unknown type, calculates... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070237036 - Playing state presentation system, playing state presentation device, playing state presentation method, and plying state presentation program: A playing state presentation system has a contents server for supplying consecutive contents data, and a contents playing device for obtaining and playing the contents data. The contents playing device includes: a reception unit for receiving the contents data from the contents server by wireless communication; a supplying unit for... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070237040 - Optical head and optical disk device: An optical head comprising a light source, an objective lens, a light splitting means, a light receiving element, a tracking error signal detection means, and a spherical aberration detection means, wherein the light splitting means has six regions that are divided by a first splitting line that is substantially parallel... Agent: Hamre, Schumann, Mueller & Larson P.C.

20070237043 - Data slice generation method and apparatus for optical disk drive: A data slice signal generation method of an optical disk drive, which uses a disk including header areas and data areas of different materials, includes the following steps. First, a data slice signal is generated according to the RF signal read by the optical pickup head of the optical disk... Agent: Connolly Bove Lodge & Hutz LLP

20070237044 - Method for choosing the defect detection mode of an optical storage device: At least one detection area on an optical storage medium is allocated for data storage first, and then the detection area is set to a defect detection mode of either write detection or write verification, depending on the number of defects stated in a previous defect record. If the detection... Agent: Connolly Bove Lodge & Hutz LLP

20070237045 - Information record controlling apparatus, information record controlling method, information reproduction controlling apparatus, information reproduction controlling method, information recording medium, information record controlling program, and informa: To provide an information record controlling apparatus which can move and record recorded information more efficiently, and more efficiently administrate move and record. In the information recording and reproducing apparatus 1, CPU 2 administrates and controls recorded information, which is constituted by a plurality of information units. Further, the CPU... Agent: Drinker Biddle & Reath Attn: Intellectual Property Group

20070237046 - Optical disc recording apparatus and method for determining optimum write power thereof: A method for determining optimum write power for an optical disc in an optical disc recording apparatus includes, test writing the optical disc as a recording medium at a first position where a write sensitivity is higher than an average write sensitivity of the optical disc and at a second... Agent: Wolf Greenfield & Sacks, P.C.

20070237049 - Information recording method, information recording medium and information recording apparatus: An information recording method using a recording medium includes forming a plurality of recording pulses in accordance with both a reference waveform having been stored in the recording medium and data regarding a shifting value relying on material of the recording medium also having been stored in the recording medium... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070237050 - Optical information processing apparatus and optical information recording and reproducing methods using the same: There is provided an optical information recording apparatus comprising: a light source; a light modulator in which a reference beam pattern for converting a beam emitted from the light source into a reference beam and a signal beam pattern for converting the beam into a signal beam are formed and... Agent: Ditthavong Mori & Steiner, P.C.

20070237051 - Optical recording medium and recording method: The present invention provides an optical recording medium having on each side thereof a recording layer in which information is recorded by irradiating the medium with a laser beam. Each recording layer is given recording condition information regarding at least one recording condition for the recording layer. The recording condition... Agent: Taiyo Corporation

20070237052 - Aberration correcting device, optical pickup device, information reproducing apparatus, aberration correcting program, and aberration correcting method: A drive controller for electrode group A obtains a disc type, a current layer, and a temperature of the liquid crystal element, and based on contents of the information, it obtains drive voltage values to be applied to the electrodes of the group of electrodes A from the set value... Agent: Morgan Lewis & Bockius LLP

20070237054 - Aberration correcting device, program thereof and disc apparatus equipped with the device: In disc discrimination operation of aberration correcting device including: light sources corresponding to n types (n is natural number, ≧2) of discs; and liquid crystal element having plurality of phase variation region (PVR) for correcting spherical aberration (CSA), total sum of maximum value (Max) among absolute values of variations from... Agent: Morgan Lewis & Bockius LLP

20070237053 - Aberration correcting unit, optical pickup device, information reproducing apparatus, and aberration correcting program: A control portion of aberration correcting unit includes: a potential calculating block that determines a potential to be applied to each of the divided electrodes of the first transparent electrode and the second transparent electrode; a change quantity calculating block that determines a potential change quantity that is a difference... Agent: Morgan Lewis & Bockius LLP

20070237055 - Optical information recording and reproducing apparatus, and optical information recording and reproducing method: An optical information recording and reproducing apparatus, comprising: an optical system for performing recording and reproduction using holography, including a first laser source, a spatial light modulator for generating an information and reference lights which share an optical axis from a beam of the first laser source an objective lens... Agent: Fitzpatrick Cella Harper & Scinto

20070237056 - Optical pickup and optical disk apparatus: An optical disk apparatus includes an optical pickup and a disk-rotation driving unit configured to rotationally drive the optical disks. The optical pickup includes a first emission unit configured to emit a first wavelength beam; a second emission unit configured to emit a second wavelength beam; a third emission unit... Agent: Wolf Greenfield & Sacks, P.C.

20070237057 - Objective lens, optical pickup, and optical information processing apparatus using the same: wherein f represents a focal distance of the objective lens, NA1 represents the numerical aperture at the side of the image surface when the first optical source is turned on, NA2obj represents the numerical aperture at the front side when the second optical source is turned on, and L represents... Agent: Dickstein Shapiro LLP

20070237058 - Recording and reproducing apparatus, recording and reproducing method, and method of determining type of recording medium: A method of effectively determining a recording medium, a recording and reproducing method using the same, and a recording and reproducing apparatus using the same are disclosed. Since a narrow distance between a lens and the recording medium must be maintained in the recording and reproducing using a near field,... Agent: Harness, Dickey & Pierce, P.L.C

20070237059 - Data reproduction method, data reproduction apparatus, optical disk, and data recording/reproduction apparatus: A data reproduction apparatus for reproducing recorded data from an optical disk by using a PRML detection method is disclosed that includes an optical head including a light source, an optical system having an objective lens for condensing light emitted from the light source to the optical disk, and a... Agent: Dickstein Shapiro LLP

20070237061 - Optical data storage medium: An optical data storage medium includes a first substrate, a first reflective layer, a second substrate, and a second reflective layer. In this case, the first substrate has a first surface and a second surface. The second surface is opposite to the first surface. The first surface has a structure... Agent: Birch Stewart Kolasch & Birch

20070237060 - Rewritable optical recording medium and optical recording method: A rewritable optical recording medium including: a substrate having a guide groove formed thereon, a phase-change type recording layer, a portion in a crystalline state of the phase-change type recording layer corresponds to an unrecorded or erased state, and a portion in an amorphous state of the phase-change type recording... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070237062 - Phase-change type optical recording medium and reproduction method and apparatus for such a recording medium: A dual-layer structure phase-change type optical recording medium includes a substrate (1), a reflective layer (2), a first protective layer (3), a first recording layer (4), a second protective layer (5), a resin intermediate layer (6), a third protective layer (7), a heat release layer (8) made of Cu or... Agent: Dickstein Shapiro LLP

20070237063 - Optical disc and method of protecting same: An optical disc for storage and retrieval of digital data, and a system and method for protecting the optical disc is disclosed. The optical disc has projections or embossments on one or both surfaces. When the optical disc is placed on a substantially flat surface such as a tabletop or... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20070237064 - Dual-layer recordable optical recording medium: To provide a dual-layer recordable optical recording medium, including: a first information layer; intermediate layer disposed over the first information layer; and second information layer disposed over the intermediate layer, the first information layer, intermediate layer, and second information layer being sequentially deposited from a laser irradiation side, wherein the... Agent: Cooper & Dunham, LLP

20070230290 - Random play system and method: A random play system for processing a playlist having a plurality of play series numbers and media files to be played so as for the random play system to determine play states of the media files. The random play system includes a first register for storing a number of the... Agent: Edwards Angell Palmer & Dodge LLP

20070230291 - Optical disk magazine and optical disk recording/reproducing system: The present invention balances functions of an optical recording medium conflicting format-wise, such as effective placement of recording capacity and emphasis on random access performance. An optical disk in an optical disk format for random access which records management information and an optical disk for sequential recording are both stored... Agent: Birch Stewart Kolasch & Birch

20070230292 - Medium, apparatus, and method of recording optical-information: An optical-information recording medium includes a substrate that includes a servo surface having a servo pattern thereon; an information recording layer laminated on the servo surface of the substrate capable of recording information as a hologram produced by interference between an information beam containing the information and a reference beam;... Agent: Amin, Turocy & Calvin, LLP

20070230293 - Method for moving sledge of optical disc drive: A method for moving a sledge disposed thereon an optical pickup head of an optical disc drive is provided for controlling the motion of the sledge relative to an optical disc loaded. The optical disc drive further includes a sledge motor. At first, the sledge motor drives the sledge to... Agent: Madson & Austin Gateway Tower West

20070230300 - Recording method on rewritable optical disc and optical disc driving apparatus: In a recording method on a rewritable optical disc a control data recording zone in which a control data is recorded, is set to a portion of the disc close to a user data recording area in an inner circumference control data record area. A spiral recordable track of the... Agent: Young & Thompson

20070230302 - Optical disc recording protection: A method and device for protecting an optical disc from being damaged when a defect is encountered during recording. According to the present invention, when a defect is encountered during recording, the length of the defect is measured. The recording is stopped when the length of the defect exceeds a... Agent: Madson & Austin Gateway Tower West

20070230301 - Optical disc apparatus and optical disc discriminating method: An optical disc apparatus includes an optical pickup which irradiates a first laser beam for reproducing a first DVD medium, or a second laser beam for reproducing a second DVD medium onto a installed optical disc, and receives the reflected light from the installed optical disc, a controller determines that... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070230304 - Optical disk device and method for determining disk type: An optical disk device includes a pickup head, and a controller which controls the pickup head. The controller subtracting a second measured value determined from an amplitude value of the tracking error signal when the pickup head irradiates a second area of the optical disk with a first DVD laser... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070230305 - Settling judgment method for positioning control device, positioning control device and disk apparatus: A settling judgment method judges whether an object is settled at a target position by using a settlement judgment formula set a slice value and number of continuous samples. The slice and number of continuous judgments of the judgment value of the settling judgment are judged by the slice value... Agent: Greer, Burns & Crain

20070230288 - Recording head and recorder: A recorder has a recording head which uses light for information recording to a recording medium. The recording head has a slider and an optical waveguide. The slider moves relative to the recording medium while floating thereon. The optical waveguide is provided in the slider and has a refractive index... Agent: Brinks Hofer Gilson & Lione

20070230289 - Signal recording/reproducing apparatus: A data recording/reproducing apparatus includes a first power source unit which generates necessary electric power signals from a commercial power source, and a second power source unit which generates a necessary electric power signal from the commercial power source. When a user issues an instruction to interrupt the operation of... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070230294 - Method for estimating power compensation and recording power of a tilting disk: The method for estimating recording power Pow_tilting of a tilting part of a tilting disk is shown based on a power compensation formula: Pow_comp=A*(A*K). After a focus error (FE) signal of the tilting part of the tilting disk is manipulated as a focus servo output (FOO) signal, the parameter A... Agent: Birch Stewart Kolasch & Birch

20070230295 - Aberration correcting element in the optical head of a recording and reproduction system: Even in the case where there is used technique such as “high NA”, “multi-layer recording”, etc., in order to carry out optimum correction of wave front aberration produced thereby with a simple technique, such an aberration correcting element to vary variable A and variable B (A≠B) of phase distribution formula... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070230296 - Multilayer record carrier and method of manufacturing thereof and recording thereon, with reduced transmission differences in the upper layer: A multi-layer record carrier and method of manufacturing thereof and recording thereon, includes data written in units of blocks on tracks of at least two information layers. A first guard field is written at the start of a data block and a second guard field is written at the end... Agent: Philips Intellectual Property & Standards

20070230299 - Method of partitioning data on data carriers: There is described a method of partitioning data on a data carrier arranged to be a write-once item. The method comprises a first step of writing video data content to a first region of the carrier, a second step of writing other data content to a second region of the... Agent: Philips Intellectual Property & Standards

20070230297 - Signal processing system: A writable disc 13a on which a secured disc key 10a is pre-recorded is used. A drive 161 contains a random number generator 81 that generates a title key, an encryptor 82 that encrypts the generated title key with a disc key, a master key 83, and a decryptor 84... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070230298 - Spiral angle controlled information: A device, multilayer record carrier and method are given for providing information in a controlled way. The multilayer record carrier has spiral angle information to be applied and/or verified while accessing the content of the record carrier. Thereto a spiral angle (55) between two data layers of the multilayer record... Agent: Philips Intellectual Property & Standards

20070230303 - System of adjusting tilt angle of disc driver and adjusting method thereof: A system of adjusting tilt angle of a disc driver includes a disc driver having a motor, a disc loading seat, a guide rod, a pick-up head moveably assembled with the guide rod, a guide rod mirror assembled with the guide rod, and an adjusting member for adjusting the guide... Agent: Lowe Hauptman Berner, LLP

20070230306 - Information recording apparatus, information recording method and information recording program: An information recording apparatus for recording information with less waveform deformation with an adequate modulation degree and with a high asymmetry, an information recording method, and an information recording program. An information recording apparatus in which a laser beam is applied to a recording medium and a recording mark corresponding... Agent: Young & Thompson

20070230307 - Information recording device, information recording method, and information recording program: An information recording device, an information recording method, and an information recording program capable of recording information with an appropriate modulation degree, a high asymmetry, and small waveform distortion. The information recording device applies a laser beam to a recording medium such as a DVD-R/RW and DVD+R/RW and forms a... Agent: Young & Thompson

20070230310 - Protection member and optical pickup device using the same: The present invention provides: a protection member used for preventing a contact between a lens for focusing light on an optical information recording medium and the optical information recording medium upon optically recording or reproducing information on or from the optical information recording medium, the protection member including an ultrahigh... Agent: Sughrue-265550

20070230309 - Information recording medium: An information recording medium is provided with a plurality of disc-shaped recording layers for recording a plurality of pieces of information, respectively. One recording layer (L0 layer) is provided with an identifying information recording area (NBCA) wherein identifying information (for instance, a media ID) is prerecorded for identifying the information... Agent: Young & Thompson

20070230308 - Multilayer information recording medium, information recorder, and information reproducer: A multi-layered information recording medium used in an information recording/reproducing apparatus applicable to both a single-layer information recording medium and an arbitrary multi-layered information recording medium is provided. The multi-layered information recording medium has a plurality of recording layers, and each of the recording layers has a guiding groove formed... Agent: Dickstein Shapiro LLP

20070230311 - Diffraction element, objective lens unit, optical pickup and optical disc apparatus: A diffraction element for diffracting a particular wavelength of incident optical beam includes: a base section made from a first resin and provided with a predetermined diffraction pattern; and a cover section made from a second resin and covering the diffraction pattern, wherein a rate of change of refraction index... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070230312 - Optical pickup apparatus: The present invention provides an optical pickup apparatus including: a first light source; a second light source; and a light-converging optical system including a coupling lens and an objective lens. The coupling lens includes a first diffractive structure. The optical pickup apparatus satisfies a predetermined condition according to the chromatic... Agent: Cohen, Pontani, Lieberman & Pavane

20070230313 - Optical disk apparatus, laser power controller, and laser power control method: A laser power controller includes a loop control section to control a laser light output level of an optical head that applies laser light onto a disk for recording data to be a prescribed value, a DAC control section to hold as a previous level a laser control level preceding... Agent: Sughrue Mion, PLLC

20070230315 - Laser drivers that provide double buffering of serial transfers: Double buffering of serial transfers is provided in order to allow for increased serial transfer rate without requiring increased internal processing speeds. A laser driver serial controller serially receives a word including address bits and data bits. During a write operation, the address bits are serially shifted into an address... Agent: Fliesler Meyer LLP

20070230314 - Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus: A recording medium comprising a recording area, the recording area includes a first area and a second area, the first area includes a frame area, the frame area includes an area in which a second synchronization code sequence and at least a portion of data are to be recorded, and... Agent: Mark D. Saralino (mei) Renner, Otto, Boisselle & Sklar, LLP

20070230316 - Information recording medium, information reproducing apparatus and method, information recording apparatus and method, and computer program: An information recording medium (100) is an information recording medium wherein recording information is recorded by forming a recording mark. Additional information is recorded by comparing an average area of the recording mark of every prescribed first cycle with a prescribed reference value and changing the average area... Agent: Young & Thompson

20070230317 - Optical information recording medium and electronic equipment using the medium: An optical information recording medium in which a inner layer is sandwiched between supporting plates and a number of recording portions formed of a recording material capable of recording information in the form of a hologram are rotatably arranged in the inner layer. The recording portion is rotated by electrifying... Agent: Amin, Turocy & Calvin, LLP

20070230318 - Optical disk device: An optical disk device has superior vibration characteristics by preventing vibration of a rotating arm. A desired optical disk is selected from the plurality of optical disks which are stacked and accommodated. The rotating arm is rotated to a working space provided for the desired optical disk. A turntable is... Agent: Ratnerprestia

20070230319 - Information recording medium and information reproduction method: An information recording medium having a plurality of tracks, wherein the respective tracks at least include: a plurality of segments, and having redundancy of identical information being maintained in at least two of the segments of the same track.... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070230320 - Optical recording medium and production method thereof: A transparent stamper made of a resin has a defect of being not able to be used repeatedly because of stress at the time of peeling off, and hence, improvement is requested. Then, the present invention provides an optical recording medium including a supporting base member, a plurality of recording... Agent: Fitzpatrick Cella Harper & Scinto

20070230322 - Optical communication system, optical reader, andmethod of reading information: An optical communication system includes at least one optical ID tag and at least one optical reader. Identification information is communicated between the optical ID tag and the optical reader using light as a communication medium. The optical ID tag includes storing means for storing the identification information; reflecting means... Agent: Rader Fishman & Grauer PLLC

20070230321 - Optical disk and optical disk device: According to one embodiment, there is provided an optical disk including a substrate layer having a refractive index of 1.50 to 1.70 and a thickness X (μm) equal to or greater than f (n)−13 μm, a first information layer formed on the substrate layer, an adhesive layer formed on the... Agent: Knobbe Martens Olson & Bear LLP

20070230323 - Recording head and recorder: A recorder has a recording medium for information recording, a light source, an optical system, a slider, and an optical waveguide. To the optical system, light from the light source enters, and the slider moves relative to the recording medium while not in contact therewith. The optical waveguide is arranged... Agent: Brinks Hofer Gilson & Lione