Dynamic information storage or retrieval inventions 12/08

20080316872 - Optical device integrated head: An optical device integrated head having high light utilizing efficiency by decreasing the propagation loss caused from an optical source to a recording medium, conducting by mounting according to compact active alignment method for efficiently guiding a light generated from a laser device to the top end of a head,... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080316873 - Systems and methods for improving perceived start-up time for a dvd player: Systems and method for initializing the software for an optical disc player are provided. The optical disc player may include an operating system, an application framework, and a disc loader comprising a disc tray. The method may also include, in response to receiving a tray open request, executing a board... Agent: Weiss & Arons, LLP

20080316874 - Control method for a media transportation mechanism, and a media processing device: A media transportation mechanism control method and a media processing device can accurately detect the last disc or other media stored in a media storage unit. A transportation arm 36 is lowered to the media stacker 21, the transportation arm 36 is paused when the media detection mechanism 200 detects... Agent: Epson Research And Development Inc Intellectual Property Dept

20080316875 - Optical disc apparatus for accessing a plurality of optical discs and operating method thereof: The present invention discloses an optical disc apparatus. The optical disc apparatus includes a rotation module for rotating a plurality of optical discs; a plurality of holding plates, which at least includes a first holding plate and a second holding plate, for loading the optical discs; a sled guide bar... Agent: North America Intellectual Property Corporation

20080316876 - Optical disk: The invention provides an optical disk that enables high-speed reproduction of address signals. A wobble address system for optical disk supports various types of synchronization, such as phase synchronization, bit synchronization, word synchronization, etc., to be established easily with high detection reliability with the use of an self-orthogonal code. Thus,... Agent: Stanley P. Fisher Reed Smith LLP

20080316877 - Control method for an optical drive with different bandwidths: The present invention discloses a method for controlling the position of a radiation beam on an optical carrier (1), e.g. a CD, a DVD, a HD-DVD or a BD disc, in an optical drive. Initially, the optical pickup unit (OPU) is fixated relative to the optical carrier and there is... Agent: Philips Intellectual Property & Standards

20080316878 - Method for measuring thickness and measuring device using the same: A method for measuring thickness of a transparent layer and a measuring device using the same are provided. The transparent layer has a first face, a second face and a normal direction. The method includes the following steps. First, a light beam with a focal point is emitted to the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080316880 - Information recording medium, and recording method and reproducing method thereof: An information recording medium in which bottoms of a guide groove and a pit array formed on a disc substrate are allocated on a same flat plane and shaped in flat. Further, in a transition area from a pit array to a guide groove or from a guide groove to... Agent: Connolly Bove Lodge & Hutz LLP

20080316879 - Recording medium, recording apparatus and method, data processing apparatus and method and data outputting apparatus: Disclosed is an apparatus for reproducing main data under an optimum reproduction environment. The reproducing apparatus includes a readout unit (20) for reading out predetermined main data and spatial characteristic data, made up of the information on characteristics of a space in an environment different from the environment under which... Agent: Wolf Greenfield & Sacks, P.C.

20080316881 - Recording apparatus and recording method, reproducing apparatus and reproducing method, and program: The present invention relates a recording apparatus and a recording method, a reproducing apparatus and a reproducing method, and a program that make it possible to easily judge whether data was recorded in a recording medium by an apparatus of own model. An own model/another model information generating unit 41... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080316882 - Optical drive and method for determining a reading and/or writing position: The invention relates to an optical drive (10) and a method for determining a reading and/or writing position of an optical drive (10). The optical drive (10) in accordance with the invention comprises control means (12) and at least three PLL units (20, 22, 24), wherein the control means (12)... Agent: Philips Intellectual Property & Standards

20080316884 - Multi-layered information recording medium, reproduction apparatus, recording apparatus, reproduction method, and recording method: A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers, and a defect list storing area for storing a defect list. When at least one defective area is detected in... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP

20080316883 - Recording medium detection device: A device enabling simple detection of a recording medium placed on a tray includes at least two electrodes arranged on the tray, an electric field sensor connected to the electrodes, and a control circuit connected to the electric field sensor. The electric field sensor detects capacitance in accordance with the... Agent: Freescale Semiconductor, Inc. Law Department

20080316885 - Method of recording erase pattern information on an optical recording medium, erasing information on the optical recording meidum based on the erase pattern information, and optical recording medium therefor: An optical recording medium is provided for allowing data to be recorded on, erased from, and reproduced from, and storing information about power levels of an erase pulse. The recorded erase pattern information may include information about power levels of first and last pulses of an erase pattern for erasing... Agent: Stein, Mcewen & Bui, LLP

20080316886 - Recording medium for storing version information for maintaining recording and/or reproducing compatibility, and method and apparatus for managing the same: A method of recording read/write compatibility information on an optical disc and a recording medium employing the method. Extended part version information, latest part version having recording capability, and latest part version having reproducing capability are stored in n.xy form on 6 bytes of a reserved zone of a physical... Agent: Stein, Mcewen & Bui, LLP

20080316887 - Game system and method employing reversible voice recorder: A handheld recording device and a method of play that can be played with either one or two recording devices. Each recording device has a microphone for converting sound into an electronic sound signal. The recording device also has a digital memory with a limited sound recording capacity. The digital... Agent: Lamorte & Associates P.C.

20080316888 - Device method and system for communication session storage: According to some embodiments of the present invention a communication device is provided with a data storage module adapted to store data related to one or more communication sessions of the communication device. According to some embodiments of the present invention, voice, video, text and other types of communication sessions,... Agent: Naomi Assia Law Offices C/o LandonIPInc.

20080316889 - Recording apparatus: A recording apparatus includes a recording/reproducing unit to record/reproduce information data on/from each of a plurality of first recording media; an outputting unit to output the information data reproduced from the first recording media to a recording device in order to record the information data recorded on the first recording... Agent: Canon U.s.a. Inc. Intellectual Property Division

20080316892 - Hybrid optical disc: An optical storage medium (20) comprises a first data layer (21), for example a Blu-ray (BD) data layer. In addition, the optical storage medium (20) comprises a second data layer (23), for example a DVD data layer. The second data layer (23) is bonded to a substrate (25) using a... Agent: Philips Intellectual Property & Standards

20080316890 - Optical recording medium, recording and reproducing method thereof, and optical recording apparatus: The present invention relates to an optical recording medium containing a first substrate, a first information layer, an intermediate layer, a second information layer and a second substrate in this order, wherein the first information layer contains a first recording layer disposed on the first substrate and the second information... Agent: Cooper & Dunham, LLP

20080316891 - Optical scanning device: An optical scanning device (3) for scanning a multiple of types of optical recording media. The optical scanning device is provided with a filtering means (301) that is arranged and configured such that when scanning an optical recording medium (15) having plurality of information layers (L0, L1) radiation reflected by... Agent: Bainwood Huang & Associates LLC

20080316893 - Reproducing device and method: A reproducing device is provided with a beam irradiating means, which irradiates one track on a recording medium with a main beam and irradiates a position deviated from the irradiation position of the main beam with a sub beam; a main signal detecting means for outputting a main reproduction signal... Agent: Young & Thompson

20080316895 - Data processing method for a holographic data storage system: A data processing method for a holographic data storage system includes in a writing operation, receiving a plurality of digital data groups; modulating the digital data groups to a plurality of corresponding digital matrixes, wherein each of the digital matrix comprises a digital data group and a plurality of digital... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080316894 - Holographic recording/reproducing apparatus having aperture of variable size: Provided is a holographic recording/reproducing apparatus including an aperture device having aperture of variable size. The holographic recording/reproducing apparatus includes a light source, an optical system to divide light emitted from the light source into a recording reference beam and a recording signal beam, and direct the recording reference beam... Agent: Stein, Mcewen & Bui, LLP

20080316896 - Optical recording/reproducing apparatus, optical recording method, and optical reproduction method: To provide an optical recording/reproducing apparatus, optical recording method and optical reproduction method, which can easily recognize whether or not the surface temperature of an optical recording medium capable of multiplexing recording by collinear holography is outside the allowable use temperature range and thus can achieve excellent reproduction free from... Agent: Sughrue Mion, PLLC

20080316897 - Methods of treating a surface of a ferroelectric media: A method of forming a passivation layer over a ferroelectric layer of a ferroelectric media comprises introducing the ferroelectric layer to a plasma comprising one of oxygen, oxygen-helium, and oxygen-nitrogen-helium, etching a surface of the ferroelectric layer, forming one of a substantially oxygen enriched layer and a substantially hydroxyl enriched... Agent: Fliesler Meyer LLP

20080316898 - Confocal optical system aperture position detector, confocal optical system aperature position controller, optical head, optical information processor, and confocal optical system aperture position detecting method: In a confocal optical system provided with a light source 13, a first focusing means 14, a second focusing means 16, an aperture 17, and a detector 18, the detector has plural light reception regions. A position displacement is detected by detecting an intensity distribution of an image caused by... Agent: Wenderoth, Lind & Ponack L.L.P.

20080316899 - Very small spot-size light beam forming apparatus: A very small spot-size light beam forming apparatus of the present invention comprises: a conductive film for generating a surface plasmon when an inputted light is applied thereto: a plurality of nano projections, each connected to the conductive film at one end, for receiving a portion of the surface plasmon,... Agent: Wenderoth, Lind & Ponack L.L.P.

20080316900 - Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method: An optical pickup apparatus for reproducing information from an optical information recording medium or for recording information onto an optical information recording medium, is provided with a first light source for emitting first light flux having a first wavelength; a second light source for emitting second light flux having a... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080316902 - Optical disc device and converging position correction method: An optical disc device that irradiates an optical beam to an optical disc including a recording layer for recording information and a positioning layer provided with a track for identifying a recording position of the information on the recording layer, includes: objective lens that converges a predetermined positioning optical beam... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080316903 - Optical pickup apparatus: An optical pickup apparatus comprising: a collimating lens configured to convert laser light having Gaussian distribution property emitted from a laser diode from divergent light to parallel light; an objective lens configured to focus the laser light from the collimating lens onto a signal recording layer of an optical disc;... Agent: Fish & Richardson P.C.

20080316901 - Optical scanning device: The invention relates to an optical scanning device for scanning at least one information layer (101, 102) in an information carrier (10), comprising means (1) for generating a radiation beam (11) intended to be focused on the information layer (101, 102). A spherical aberration (SA) compensation module (40) is arranged... Agent: Philips Intellectual Property & Standards

20080316905 - Data storage device: A storage device including a storage medium for storing data in the form of topographic or magnetic marks. At least one probe is mounted on a common frame, the common frame and the storage medium designed for moving relative to each other for creating or detecting said marks. Each probe... Agent: Louis Paul Herzberg

20080316904 - Method and apparatus for reducing tip-wear of a probe: The present invention relates to a method of reducing the wear of a tip of a probe when the tip is in contact with a surface of a substrate and when the probe is mounted on a support structure. A method is provided where a load force is applied to... Agent: Ibm Corporation, T.j. Watson Research Center

20080316906 - Read/write transducer for a ferroelectric storage medium, and corresponding storage device and method: A transducer for a storage medium has a supporting element positioned over the storage medium with a first head configured to interact with the storage medium and a second head operatively connected to the first head to interact with the storage medium. The second head is carried by the supporting... Agent: Seed Intellectual Property Law Group PLLC

20080316907 - Recording medium, its manufacturing method, mother disc for recording medium, and its manufacturing method: A recording medium is provided and includes; a substrate having a first area formed with a first groove and a second area formed with a second groove, at least one information layer provided on the substrate, and a protecting layer provided on the information layer. Predetermined binary information has previously... Agent: Bell, Boyd & Lloyd, LLP

20080316908 - Information recording carrier and method of reproducing the same: An information recording carrier according to one embodiment has minute pattern including plural grooves or lands formed to be substantially in parallel and adjacent each other and comprises a supporting body having the minute pattern, a recording layer formed on the minute pattern formed on the supporting layer and a... Agent: The Nath Law Group

20080310261 - Optical pickup and optical disk apparatus: An optical pickup includes: a base; a lens holder that is provided on the base to hold an objective lens which collects a light beam emitted from a light source and applies it onto an optical disk; a supporting plate that is provided on the base and spaced from the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080310262 - Method for automatically calibrating output power of optical pick-up head and optical disc driver using the method: A method for automatically calibrating an output power of an optical pick-up head is provided. First, an optical disc is provided, wherein a relationship between the output power for writing the optical disc and a specific parameter corresponding thereto is defined as a first function. Next, the optical pick-up head... Agent: Jianq Chyun Intellectual Property Office

20080310263 - Compensation value setting device and compensation value setting method: A compensation value setting device selects, based on the first and second index values calculated by the first and second index value calculation sections for each combination of the spherical aberration compensation value and the lens' position compensation value, one combination of the spherical aberration compensation value and the lens'... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080310265 - Method of recording data, method of manufacturing read-only optical disc, and read-only optical disc: A method of recording data includes: a first recording step of recording data in a condition that, within a certain error correction block in a data format in which error correction blocks with n rows and m columns including at least main data, error detection code, and error correction parity... Agent: Bell, Boyd & Lloyd, LLP

20080310267 - Information processing apparatus, information processing method and computer program: An information processing apparatus includes a storage section storing subsequent data subsequently acquired or generated as data corresponding to a medium stored content, a control section executing a management process of managing subsequent data with respect to the storage section, the control section being configured to execute, as the management... Agent: Wolf Greenfield & Sacks, P.C.

20080310266 - Recording device: A recording device is equipped with an input unit for inputting information data, a memory for storing the input information data, a writing unit for reading the information data stored in the memory, and writing the information data read from the memory on a disk-like recording medium having plural recording... Agent: Cowan Liebowitz & Latman P.C. John J Torrente

20080310264 - Information recording method and apparatus with suppressed mark edge jitters: Recording information is disclosed in which an information recording medium is irradiated with a recording energy beam that is power-modulated into at least a record power level and a record-ready power level lower than the record power level. The information is recorded on the recording medium in the form of... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20080310268 - Power control system and method of optical disk drive: The present invention provides a power control system and a method which are capable of generating an optimized output power of the optical disk drive under a variation of operational environment. The power control system comprises a photo detecting unit and a laser emitting unit, two sample-and-hold circuits, two amplifiers,... Agent: Madson & Austin

20080310270 - Information recording method and apparatus with suppressed mark edge jitters: Recording information is disclosed in which an information recording medium is irradiated with a recording energy beam that is power-modulated into at least a record power level and a record-ready power level lower than the record power level. The information is recorded on the recording medium in the form of... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20080310269 - Method and system for calibrating an optimized power: The present invention sets forth a method and a system for calibrating optimized power of an optical pick-up unit of an optical disk drive. The system comprises a micro-processor, and a signal processor. The micro-processor coupled to the optical pick-up unit sets an initial power corresponding to an optical disk,... Agent: Madson & Austin

20080310273 - Circuit for generating tracking error signal: A circuit for generating a tracking error signal is provided. The circuit includes a digitized circuit, a short signal removing circuit and phase comparator. The digitized circuit receives first and second pick-up signals outputted from a pick-up head, and respectively compares the first and the second pick-up signals with a... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20080310272 - Method and recorder for reducing rejection of record carriers due to write errors: When writing on a recordable medium the recorder can encounter write errors. When a write error occurrs the record carrier is discarded. By ignoring write errors in sections of the record carrier comprising unused information, for instance sections of the lead-in or lead-out the record carrier no longer needs to... Agent: Philips Intellectual Property & Standards

20080310274 - Radial tilt estimation via diagonal push-pull: A device is arranged for scanning an optical record carrier (11), which has a data layer with parallel data tracks. The device has an optical head (22) comprising a detector for receiving radiation reflected from a data track, the detector having sub-detectors arranged in a quadrant. The device has a... Agent: Philips Intellectual Property & Standards

20080310271 - Recording and/or reproducing apparatus and control method thereof: A recording and/or reproducing apparatus outputs a loading time of a recording medium through a display to inform a user of the loading time, and a control method thereof. The recording and/or reproducing apparatus includes a calculation unit to calculate loading time of a recording medium when the recording medium... Agent: Stanzione & Kim, LLP

20080310275 - Method for displaying result of measurement of eccentricity: A method for displaying a result of measurement of eccentricity in an optical system is provided where an amount of eccentricity for each lens element's surface in a lens system can be displayed and where the amount of eccentricity displayed can be a magnified amount of eccentricity. Additionally a sectional... Agent: Canon U.s.a. Inc. Intellectual Property Division

20080310276 - Method and apparatus of recording information in reduced waiting time: A method, apparatus and computer-readable recording medium are disclosed, for recording information in an information recording medium. The method includes a first step of outputting, in response to an initialization request for initializing the information recording medium, termination information indicative of termination of the initialization before the initialization starts, and... Agent: Dickstein Shapiro LLP

20080310277 - Storage device: A storage device includes: a storage medium including a first and a second main surface; a first cover member disposed on the first main surface side; a second cover member in a frame shape disposed on the second main surface side corresponding to the first cover member; and a pair... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080310278 - De-icing of multi-layer storage media: A device for recording information on a record carrier (11) is arranged for formatting a multilayer record carrier. The device has formatting means (16) for formatting the record carrier according which formatting includes de-icing by, in the event that locations in the user data area have not yet been recorded,... Agent: Philips Intellectual Property & Standards

20080310279 - Rewritable phase-change optical recording medium: A rewritable phase-change optical recording medium is provided, which includes a substrate, a first information layer, a spacer layer, a second information layer, and a cover layer. The second information layer includes a recording film containing Sb as a main component and V or V and In as second components.... Agent: Oliff & Berridge, PLC

20080310280 - Information recording medium and disk apparatus using the medium: According to one embodiment, an information recording medium has a plurality of recording layers, and records and reproduces information by using a semiconductor layer of 450 nm or less. When reproducing information, letting x be the frequency of repetitive recording of a shortest mark length and shortest space length of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080310282 - Method for acquiring optimum position of reserved block in holographic storage system: A method for acquiring an optimum position of a reserved block in a holographic storage system is provided. Firstly, an initial offset error between an initial reserved block and its two nearest neighbors is computed. Then, according to a dynamically adjustable modified centroid function β′, a second reserved block is... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080310281 - Recording and reproducing apparatus, recording and reproducing method, reproducing apparatus, and reproducing method: A recording and reproducing apparatus includes a spatial-light-intensity modulating unit, a spatial-light-phase modulating unit, an optical system that transmits light and leads the light to a hologram recording medium, a converting unit that converts an input data sequence; an amplitude and phase controlling unit that controls, during recording, the spatial-light-intensity... Agent: Bell, Boyd & Lloyd, LLP

20080310283 - Method of reading out information from a multiple layer optical recording medium and optical readout device: The present invention relates to a method of reading out information from a multiple layer optical recording medium (10) by an optical readout device (12), the method comprising the steps of: focusing a central light beam (14) and two satellite light beams (16, 18) onto a first recording layer (20)... Agent: Bainwood Huang & Associates LLC

20080310284 - Diffractive optical element and optical pickup apparatus: wherein Λ represents the minimum pitch in the case that the width which generates a phase difference of one wavelength when the closest wavefronts resulting from adjacent steps in each of the diffractive surfaces are linked with each other is defined as one pitch, and λ represents the wavelength of... Agent: Sidley Austin LLP

20080310285 - Laminated wave plate and optical pickup using the same: A laminated wave plate 1 includes a first wave plate 2 and a second wave plate 3 that are laminated each other so that respective optical axes of the first wave plate and the second wave plate are intersected each other at an angle of 51.5 degrees when the first... Agent: Oliff & Berridge, PLC

20080310286 - Optical pickup apparatus: An optical pickup apparatus comprising: an objective lens formed so that a first and second laser beams different in wavelength are respectively focused onto signal recording layers of a first and second optical discs; and a photodetector including a square-shaped light-receiving portion for being irradiated with return light, as a... Agent: Fish & Richardson P.C.

20080310287 - Deformable mirror apparatus, optical pickup and optical drive apparatus: A deformable mirror apparatus is disclosed. The apparatus includes a flexible member having a mirror on a surface and having a part having a different section form to form a convex on the opposite surface of the mirror such that a predetermined strength distribution is imparted to the flexible member;... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080310288 - Universal numerical disc of optically readable type: A universal numerical disc comprising an essentially single moulded generally planar part having a printing side and a readable side carrying encoded data. The moulded part has a central opening and a ring-shaped area with increased thickness, disposed concentrically around the central opening at the side of the reading side,... Agent: Powell Goldstein LLP

20080310289 - Data recording/reproduction for write-once discs: A recording method of the present invention includes the steps of: receiving a write instruction which specifies at least a logical sector in which data is to be written; determining whether the logical sector specified by the write instruction corresponds to a recorded physical sector or an unrecorded physical sector... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP

20080310290 - Information recording medium, information recording apparatus and method, and computer program: An information recording medium (100) is provided with: a record information area (106) to record therein record information; an edge portion area (104, 108, 109) which is located in at least one edge portion of the record information area; and a flag area (121) to record therein a first pre-record... Agent: Young & Thompson

20080310291 - Method for recovering management information of a recording medium and apparatus therefor: A method for recovering disc management information of a recording medium. (a) When the recording medium is not closed, a readable TDMS which is included in an in-use TDMA of TDMAs of the recording medium and is readable is searched for. (b) It is determined whether a piece of information... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080310292 - Optical disk, optical disk recording and reproducing apparatus, method for recording, reproducing and deleting data on optical disk, and information processing system: A recording type optical disk on which data is recordable includes a data recording and reproducing area for recording data therein and reproducing data therefrom, and a read-only disk identification information area for recording disk identification information for identifying the optical disk therein. In the optical disk, the disk identification... Agent: Wenderoth, Lind & Ponack L.L.P.

20080310293 - Optical information recording medium and method of recording information: The optical information recording medium comprises a reflective layer, a recording layer, a barrier layer, and a cover layer in this order on a surface of a support, and a layer formed by curing an ultraviolet radiation-curable composition between the barrier layer and the cover layer, the layer having a... Agent: Sughrue Mion, PLLC

20080310294 - Recording method, master for optical disk, and optical recording medium: A recording method whereby an inorganic resist made of an incomplete oxide of a transition metal is formed as a film onto a substrate and a latent image corresponding to pits is formed onto the inorganic resist by exposure. The exposure is performed by a laser beam whose intensity has... Agent: Robert J. Depke Lewis T. Steadman

20080310295 - Methods for extra appending data in a multiple layer disc: A method for extra appending data in a multiple layer disc is provided. The capacity of the data zone in the multiple layer disc is fixed, and each layer comprises a plurality of appended sessions. When multiple layer disc is mounted, it is determined whether data is appended in zones... Agent: Quintero Law Office, PC

20080304373 - Power supply apparatus and method using same: A power supply module removably disposed within an automated data storage and retrieval system. An automated data storage and retrieval system which includes one or more power supply modules removably disposed therein. An accessor movably disposed with an automated data storage and retrieval system comprising a gripper mechanism which can... Agent: Dale F. Regelman Quarles & Brady, LLP

20080304374 - Initial focus optimization for an optical scanning device: In a particular type of high-density optical recording systems, a solid immersion lens (SIL) is used in the objective system to focus a radiation beam onto an information layer of an optical record carrier. The distance between the exit surface of the SIL and the entrance surface of the record... Agent: Philips Intellectual Property & Standards

20080304375 - Optical disc apparatus and offset adjustment method thereof: An optical disc apparatus includes a laser diode for emitting a laser light, a beam splitter for dividing the laser light into a main beam and sub beam, a main photodetector for detecting the main beam to output a main push-pull signal, a sub photodetector for detecting the sub beam... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080304376 - Opitical disc device and tracking and slider control method: An optical disc device and tracking control method capable of stable tracking control even for inferior optical discs with tracks decentered by a large amount. The optical disc device and tracking control method includes: obtaining a rotation angle at which the degree of displacement of the track due to the... Agent: Townsend And Townsend And Crew, LLP

20080304377 - 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 reproduction instruction; determining whether or not the reproduction of a latest replacement management information list has failed in response to the reproduction... Agent: Snell & Wilmer L.L.P. (panasonic)

20080304378 - Recording apparatus and recording method: A recording apparatus that performs at least recording on a recording medium including a user-data recording area, a first temporary-management-information recording area, one or plural second temporary-management-information recording areas, and area-use-state presenting areas includes a recording unit that performs the recording on the recording medium and a controlling unit that... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080304379 - Writing and reading of data in probe-based data storage devices: Methods and apparatus are provided for controlling writing and reading of data in an array of A storage fields of a probe-based data storage device in which data is written to and read from the array of storage fields by a corresponding array of probes. One method uses the concept... Agent: Michael Buchenhorner, P.A.

20080304380 - Recordable optical disc, optical disc recording apparatus, optical disc reproduction apparatus, and method for recording data onto recordable optical disc: An optical disk, which has a storage area is disclosed. Data is recorded and reproduced by emitting laser light into the storage area on the optical disk Power condition information and recording write strategy information which correspond to recording speed information for recording and reproducing data are recorded. The recording... Agent: Panitch Schwarze Belisario & Nadel LLP

20080304382 - 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: allocating a contiguous area to a specific location in the user data area other than the location specified by the recording instruction; controlling the... Agent: Snell & Wilmer L.L.P. (panasonic)

20080304385 - Information-recording system and method, program-storing medium, and program: An information recording system, where new data recording is started from LRA (old) and a record error is detected, at position P0, an extent is closed and the record position is made to jump from the position P0 to position P1. Further, a new extent is set, at the position... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080304384 - 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

20080304383 - Playback device and management information acquiring method: A playback device includes a reading section that performs reading from a recording medium, and a control section that acquires the latest temporary management information recorded last on the recording medium. The control section executes a read control process of controlling the reading section so that when reading pointer information... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080304386 - Method and system for adjusting tilt of an optical pickup head: A method is used for adjusting a tilt of an optical pickup head. The method includes: identifying initial coordinates of the first static spot, the second static spot, and the dynamic spot in an image generated from three reflected light beams from the optical pickup head; turning one of the... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20080304381 - Method and apparatus for detecting cracks in an optical record carrier: The present invention relates to a reading apparatus and to a corresponding reading method for reading data from, and detecting cracks in, an optical record carrier (10). To achieve that a crack in the optical record carrier can be detected with a high reliability so that appropriate measures can be... Agent: Philips Intellectual Property & Standards

20080304387 - Method for preventing optical disk from being scraped: The method prevents an optical disk from being scraped by an optical apparatus of a pickup head of an optical disc drive is disclosed, it mainly includes: moving the optical apparatus of the pickup head to a detection position in which the laser-light emitted from the pickup head focuses on... Agent: Birch Stewart Kolasch & Birch

20080304388 - Optical disc recording apparatus and optical disc recording method: In a recording/reproducing apparatus and a recording method, for enabling a high reliability on reproduction data are conducted the followings: recording a test mark within the test aria with a predetermined write strategy; obtaining signal amplitudes corresponding to a front portion, a middle portion, and a rear portion of the... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080304389 - Method for recording data having a distinctive feature: In the field of content distribution a typical problem is the protection of Digital Rights information (DRM), which is appended to the content and recorded on a record carrier in the form of a corresponding recorded pattern, from tampering by malicious users. According to some known schemes, the protection is... Agent: Philips Intellectual Property & Standards

20080304390 - Data recorder: A data recorder has a built-in medium recorder and a portable medium recorder. The data recorder has an optical disk drive section and a HDD section. In addition to having a mode for recording data in either of the mediums, the data recorder has a mode for simultaneously recording data... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20080304391 - Method and an apparatus for recording information, and an information recording medium: In a method for recording information on an information recording medium having a data recording area for storing user data and a test area used for test recording by a recording apparatus, it is detected whether the test area is unusable when executing the test recording. The test recording is... Agent: Wenderoth, Lind & Ponack L.L.P.

20080304392 - Hologram storage system: A hologram storage system having a plurality of data bits groups (each data bits group is related to each other, and all these data bits groups together constituted to a codeword) stored on different pages of a storage medium, so that the correcting ability of the ECC (error-correction coding) unit... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080304393 - Resin composition and use thereof: Provided is a resin composition suitable for an optical element in which the moldability, thermal resistance, mechanical strength, and low birefringence are not impaired, the deterioration is hardly generated although the laser light nearby the UV is used, change in the optical properties during the use are extremely small, particularly... Agent: Buchanan, Ingersoll & Rooney PC

20080304394 - Optical pickup and optical disk apparatus: An optical pickup includes: a first light source that emits a first linearly polarized light beam; a second light source that emits a second linearly polarized light beam different from the first wavelength; a drive unit configured to selectively drive the light sources; a first light path along which the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080304395 - Air gap servo for optical recording: A device reads and/or records marks in a track on a record carrier via near field optical recording. The device has a head including a lens to be positioned at a near field distance from a surface of the record carrier. An air gap controller is for controlling an air... Agent: Philips Intellectual Property & Standards

20080304396 - Optical information recording-reproducing apparatus: An optical information recording-reproducing apparatus comprising a light source, an objective lens for condensing a light beam from the light source on a recording layer of an optical recording medium, a divergence angle-converting element provided in an optical path from the light source to the optical recoding medium for converting... Agent: Fitzpatrick Cella Harper & Scinto

20080304397 - Optical head: A micro optical head is provided, which provides sub-wavelength focusing spot and very long depth of focus. The optical head includes a transparent substrate, an opaque film, and at least one sub-wavelength annular channel. After coherent light transmits the transparent substrate supporting the optical head and passes through the appropriately... Agent: Jianq Chyun Intellectual Property Office

20080304398 - Optical head that improves read signal characteristics: In an optical head operable to record to and read from an optical recording medium, a beam emitted by a light-emitting element is reflected toward the light-emitting element by a first reflective mirror, and this reflected beam is reflected toward the optical recording medium by a second reflective mirror and... Agent: Mcdermott Will & Emery LLP

20080304399 - Recording medium, reproducing apparatus, and method of manufacturing recording medium: A recording medium is disclosed. The recoding medium includes a recording layer on which binary data is recorded, and a reflecting layer. The recording layer includes a recording portion having a flat portion and a concave portion. The flat portion and the concave portion are formed on the surface of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080304401 - Information recording medium, information recording method, and information reproducing method: According to one embodiment, an optical information recording medium includes pre-grooves with an irregular shape and lands each of which is sandwiched between the pre-grooves adjacent to each other, where the pre-grooves and lands are defined on an interface between a recording layer and a light reflection layer in a... Agent: Knobbe Martens Olson & Bear LLP

20080304400 - Optical data storage medium, apparatus and method for scanning such a medium: An optical data storage medium (1) comprising a dye-based recording layer is described. It has substantially parallel tracks for recording user information in a pattern of optically detectable marks, the tracks being provided with a guide groove, the groove being present in a user data area (3) and in an... Agent: Philips Intellectual Property & Standards

20080304402 - Optical disc providing a visual indication of its state of degradation: An optical disc comprises indicator means for indicating to a user the state of degradation of the optical disc. For example, the indicator means can be an indicator layer that is configured to change colour when incorporated into an optical disc, thereby providing an indication that the disc is degrading... Agent: Philips Intellectual Property & Standards

20080298181 - Optical disc apparatus and optical disc apparatus control method: According to one embodiment, a control method, includes moving a pickup head to an adjustment position adjusting the quantity of adjustment of focus balance measuring the amplitude of an RF signal in the adjustment position adjusting the focus balance adjustment quantity and measuring the RG signal amplitude a plurality of... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080298182 - Method and apparatus to detect land/groove switch position in seek mode, and optical disk drive using the same: A land/groove switch position detecting method includes measuring information about a land/groove switch generation timing of a disc, using a first signal having a frequency that varies in proportion to a rotation speed of the disk in a normal playback mode, and a second signal having a predetermined frequency higher... Agent: Stanzione & Kim, LLP

20080298183 - Method and device for tilt compensation in an optical storage system: The invention relates to a tilt controller for controlling the tilt (radial and/or tangential) of an actuator relative to a recording surface of an optical storage medium, compensation for the radial to tilt crosstalk being effected by feeding a filtered version of the radial control signal (r) into the tilt... Agent: Philips Intellectual Property & Standards

20080298184 - Optical disc recording system: An optical disc recording system includes a host apparatus configured to issue commands; and an optical disc recording apparatus configured to carry out a process corresponding to each of the commands, and to reply a response data to the command to the host apparatus. The host apparatus issues a record... Agent: Dickstein Shapiro LLP

20080298188 - Device for and method of recording information on a record carrier: A recording device for recording information at addressable locations on a removable record carrier for storing data. The device comprises monitoring means (31) for monitoring recording of the data by storing recorded data addresses in a memory. Further, the device comprises examining means (32) for retrieving the recorded data based... Agent: Philips Intellectual Property & Standards

20080298186 - Disk drive with multiple level power reduction during write: A disk drive data storage system comprising at least one data storage disk and a sensor assembly proximate the data storage disk. The sensor assembly further comprises circuitry for writing data to the data storage disk and circuitry for reading data from the data storage disk. The system also comprises... Agent: Texas Instruments Incorporated

20080298185 - Information recording device, information recording method, and information recording program: Accurate calibration of recording power is performed without exceeding a rated output value of a laser diode even if recording speed is increased and high recording power is required. An information recording apparatus records information on an information recording medium such as a DVD-R/RW or a DVD+R/RW by applying a... Agent: Young & Thompson

20080298187 - Optical disc device and recording power control method: An optical disc device and recording power control method that can ensure the recording quality of data recorded on an optical disc are suggested. When recording data on an optical disc, data recorded on the optical disc is reproduced periodically; a β value, an index of recording quality of the... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080298189 - Method and an apparatus for recording information, and an information recording medium: In a method for recording information on an information recording medium having a data recording area for storing user data and a test area used for test recording by a recording apparatus, it is detected whether the test area is unusable when executing the test recording. The test recording is... Agent: Wenderoth, Lind & Ponack L.L.P.

20080298190 - Optical disk apparatus and optical disk processing method: According to one embodiment, an optical disk apparatus is provided with a read section which reads data from an optical disk to output read information, a determination section which determines presence/absence of an error of the read information to output an error presence/absence signal, a transfer processing section which receives... Agent: Knobbe Martens Olson & Bear LLP

20080298191 - Method and system for thermal management in an optical storage system: The invention relates to a control method and system (90) for a disc drive apparatus (1) in which, if the temperature of, for example, the laser is determined to be too high, the control unit (90) is arranged to either: 1) first cause the disc drive apparatus (1) to enter... Agent: Philips Intellectual Property & Standards

20080298192 - Method and system for adjusting the pitch of light spots used to read an information carrier: The invention relates to a method and system for adjusting the pitch of an array of light spots (103) in an information carrier reading apparatus so as to correspond with the size of the macro-cells in which data is stored. A degree of mismatch between the pitch of the array... Agent: Philips Intellectual Property & Standards

20080298193 - Optical disc, optical disc unit and method of controlling the optical disc unit: When a laser light focal point, driven by an objective lens, passes through each of a plurality of recording layers of an optical disc, data recorded on the recording layers through which the focal point passes may be deteriorated due to a difference in optical sensitivity for each recording layer... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080298194 - Optical disc apparatus and data recording method thereof: In order to ensure recording quality while suppressing the adverse effects due to performance variations among apparatuses and disc radial positions on an optical disc, an optical disc apparatus according to the present invention performs, at the time of data recording, the steps of: acquiring a jitter value and β... Agent: Mcdermott Will & Emery LLP

20080298195 - Optical recording method and optical recording device: To adjust the parameters of a write strategy for recording data on an optical recording medium, the jitter value of a reproduced signal obtained from recorded data is detected. If the jitter value exceeds a prescribed threshold, a write strategy parameter having a comparatively small effect on the jitter value... Agent: Birch Stewart Kolasch & Birch

20080298196 - Mapping defects on a data wedge basis: A method to map defects is provided. A select data track of a storage medium is scanned for a defect. At least one data wedge affected by the defect on the select data track is identified. Each data wedge includes available area for writing user data defined between two servo... Agent: Seagate Technology LLC C/o Westman Champlin & Kelly, P.A.

20080298198 - Optical recording apparatus and method for optimizing recording signal: An exemplary method for optimizing a recording signal of an optical recording apparatus to record data onto a disc, the recording signal having a first pulse-width parameter, the method includes selecting an initial value of the first pulse-width parameter; generating adjusted values based on the initial value to record test... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang

20080298199 - Writing strategy parameters indexing method and recording apparatus therefor: A writing strategy parameters indexing method and a recording apparatus therefor. The writing strategy parameters indexing method includes operations of receiving an NRZ sequence; moving the NRZ sequence by as much as a bit with respect to a channel block using a slide-window having a length of N bits; determining... Agent: Stein, Mcewen & Bui, LLP

20080298197 - Controlling a heat resistive element with a pulse modulated signal: The disclosure is related to pulse width modulating a power signal to a heat resistive element of a transducer. The power signal may be a power output signal of preamplifier. The power signal may be provided to a heat resistive element in a transducer that is operable to read data... Agent: Seagate Technology LLC C/o Westman Champlin & Kelly, P.A.

20080298200 - Recording method and apparatus using write pulse waveforms: A data recording method according to the present invention is a method for recording data as edge position information, including marks and spaces of multiple different lengths, on a storage medium by irradiating the storage medium with a pulsed energy beam. The method includes the steps of: (A) generating a... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP

20080298201 - Method and program for obtaining and setting of recording setting information, and data recording/playback device: A method for obtaining and setting recording setting information, including: obtaining device identification information of an optical disc recording/playback device; transmitting a recording setting information request signal including at least the device identification information to a server connected through a network; receiving recording setting information corresponding to at least the... Agent: Knobbe Martens Olson & Bear LLP

20080298202 - Recording apparatus and recording method: According to one embodiment, there is provided a recording apparatus including a recording unit which copies first contents with a first number of producible copies and records second contents with a second number of producible copies in a recording region, and a management unit which arbitrarily distributes the second number... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080298204 - Optical disc drive apparatus: An optical disc drive apparatus, for recording/reproducing upon/from an optical disc medium having a plural number of recording layers, comprises a recording/reproducing element, which is configured to irradiate a laser upon the optical disc medium, to as to conduct recording/reproducing thereon/from, wherein recording is conducted within a region of an... Agent: Townsend And Townsend And Crew, LLP

20080298203 - Optical information recording medium and method of fabricating the same: The optical information recording medium has a reflective layer and a recording layer on a first surface of a circular substrate having a through hole in a center part, and an optically transparent cover layer is provided on the recording layer. The substrate has an inner diameter of an area... Agent: Knobbe Martens Olson & Bear LLP

20080298205 - Optical disc apparatus and optical disc distinguishing method: According to one embodiment, an optical disc distinguishing method includes irradiating the loaded optical disc with a light beam having one of a first to third wavelengths, determining whether the loaded optical disc belongs to a first group consisting of a first to third optical discs or a second group... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080298206 - Write-once read-many information recording medium, information recording method, information reproduction method, information recording apparatus, and information reproduction apparatus: A write-once read-many information recording medium is provided, which is capable of easily searching for a latest DDS and a latest defect list. At least one disc management working area is sequentially allocated in a predetermined direction on the write-once read-many information recording medium of the present invention. The latest... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP

20080298207 - Reproduction device and reproduction method: Reproduction reference light is irradiated on a hologram recording medium on which imaged digital data are recorded as a plurality of element holograms in the form of interference fringes obtained by interference between object light of the digital data and recording reference light. Then, a reproduction image obtained from the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080298208 - Optical head and optical disc apparatus: An optical head includes semiconductor lasers for 455 nm, 655 nm, and 785 nm bands; a polarization change element and a polarizing beam splitter for luminous flux with a wavelength of 455 nm band, a first collimation lens for converting luminous flux having passed through the polarizing beam splitter into... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080298209 - Focusing control method for reading/writing optical disc: An optical reading/writing apparatus has an optical head that includes a collimator and a lens. For efficient and reliable focusing control for writing an empty optical disk, calibration of focus offset and spherical aberration is executed by setting a boundary and performing data-reading in an OPC area only with combinations... Agent: Wpat, PC

20080298210 - Optical pickup and optical disc apparatus: An optical pickup free from tracking error signal variation when playing back a double-layered disc, and coping with incompatible optical discs, such as BDs and HD DVDs, includes a laser light source, a first polarization rotation element for rotating a polarization direction of an optical beam from the source, an... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080298211 - Disc device: A disc device includes a lens that focuses a laser light on an optical disc surface, a focus drive unit that drives the lens in a focusing direction, a focus control unit that controls to focus the laser light on the optical disc surface, a focus displacement detecting unit that... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080298215 - Discrimination method for optical disc types and optical disc apparatus: An optical disc apparatus, which discriminates types of optical discs having different thicknesses of transparent layers by using the same wavelength of laser light, includes an aberration correction unit for correcting spherical aberration, an objective lens for condensing the laser beam onto a recording surface of an optical disc, an... Agent: Morgan Lewis & Bockius LLP

20080298214 - Objective lens actuator utilizing piezoelectric elements: An objective lens actuator includes a lens holder for holding an objective lens, a holder support member for holding the lens holder movably along a direction of an optical axis of the objective lens and rotatably about a rotation axis that is parallel to the direction of the optical axis,... Agent: Nixon & Vanderhye, PC

20080298213 - Optical disc apparatus and optical disc recording and reproduction method: In an optical disc apparatus, a CPU controls a focus control circuit, and a focus offset for adjusting a height of an objective lens is set. A spindle motor control circuit, a laser driver circuit, and an RF amplifier are controlled. When an optical disc is rotated by using the... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080298212 - Optical disc drive and focus position control method: According to one embodiment, a focus position control method includes irradiating a beam to an optical disc via an objective lens, receiving reflected light and outputting a signal, generating a focus error signal, detecting an amplitude of a signal high-pass-filtering the signal, detecting an intensity of a signal low-pass-filtering the... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080298216 - Method for destroying data of an optical disk: The present invention discloses a method used in an optical disk drive for destroying data of an optical disk. The optical disk is rotated clockwise and the optical head moves one track per revolution. Then, the optical head is controlled so that the spot size of the emitted laser beam... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080298217 - Optical pickup device, optical disc apparatus including optical pickup device, and method of manufacturing optical pickup device: An optical pickup device includes a pickup base, an optical system, a light emitting element, and a heat transfer holder which transfers the heat of the light emitting element to the pickup base. The heat transfer holder includes a holder base and a holder main body overlapped to the holder... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20080298218 - Electronic device and manufacturing method of electronic device: In the state in which a FPC terminal conductor precoated with a solder bump is opposed to a suspension terminal conductor having an Au plating layer, heating and melting is carried out while the suspension terminal conductor is pressed against the solder bump by a heater chip, thereby joining the... Agent: Staas & Halsey LLP

20080298219 - Information storage medium, information reproducing apparatus, information reproducing method, and network communication system: An information storage medium according to one embodiment of the present invention comprises a management area in which management information to manage content is recorded and a content area in which content managed on the basis of the management information is recorded. The content area includes an object area in... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080298220 - Optical disk, optical disk mastering method and optical disk playback apparatus: In an optical disk according to one embodiment of this invention, the actual shortest mark length recorded on the optical disk is set equal to or smaller than Ln0T×0.6 when the shortest mark length calculated based on a reference clock is Ln0T. The optical disk generates a playback signal suitably... Agent: Knobbe Martens Olson & Bear LLP

20080298221 - Optical recording medium, manufacturing method for optical recording medium, and reproducing method for optical recording medium: An optical recording medium includes a main-information area in which a metal reflection film is formed on a substrate where a row of pits is formed as main data, and a sub-information area in which is recorded medium identification information, which is used to identify the optical recording medium individually,... Agent: Wenderoth, Lind & Ponack L.L.P.

20080298222 - Hard disk media having alignment pattern and alignment method: Embodiments of the invention provide patterned media in which the center and the direction of the disk can be detected. According to one embodiment, patterned media has a bit pattern including convex portions of a magnetic material on one surface or both surfaces of a nonmagnetic substrate having a central... Agent: Townsend And Townsend And Crew LLP