|Dynamic information storage or retrieval patents - Monitor Patents|
USPTO Class 369 | Browse by Industry: Previous - Next | All
06/2010 | Recent | 15: Mar | Feb | Jan | 14: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn | | 2008 | 2007 |
Dynamic information storage or retrieval June invention type 06/10Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 06/24/2010 > patent applications in patent subcategories. invention type
20100157744 - Method and apparatus for accessing information identified from a broadcast audio signal: A method and device for accessing information identified from a broadcast audio signal receives a broadcast audio signal from a receiver such as a radio or television. Identifiers such as telephone numbers, URLs, e-mail addresses, and keywords are recognized and stored for immediate or later use by a user. An... Agent: At & T Legal Department - Ws Attn: Patent Docketing
20100157745 - Optically assisted magnetic recording head having a waveguide core with a plate-shaped portion and method of manufacture thereof: An optically assisted magnetic recording head causes light to be efficiently incident on a near-field light generating element and is thereby capable of efficiently generating near-field light. The optically assisted magnetic recording head, according to one embodiment, has a waveguide and a thin metal film. The waveguide has a core... Agent: Zilka-kotab, PC- Hit
20100157746 - Recording/reproducing apparatus and recording/reproducing system: A recording/reproducing apparatus includes an optical source and a near-field light generating unit. The near-field light generating unit includes two conductors facing to each other at a predetermined distance and generating near-field light between the two conductors by irradiation of light from the optical source. These two conductors are arranged... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100157747 - Recording/reproduction apparatus and recording/reproduction system: A recording/reproduction apparatus includes: a light source; and a near-field light production section that includes two conductor sections disposed opposite each other with a predetermined gap therebetween and that produces near-field light between the two conductor sections upon light irradiation from the light source, the two conductor sections being disposed... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100157748 - Disk player and driving method thereof: A disk player includes a body, a tray having a first seating recess and a second seating recess to load disks of a first size and a second size and slidably inserted into or ejected from a replay unit of the body, a single sensor disposed in the body to... Agent: Stanzione & Kim, LLP
20100157749 - Information recording/reproducing apparatus and track offset adjusting method of information recording medium: In a track offset adjusting method of an information recording medium, data are recorded onto first and second tracks of an information recording medium. No data are recorded on at least one of tracks adjacent to each of the first and second tracks. After the data recording onto the first... Agent: Mcginn Intellectual Property Law Group, PLLC
20100157750 - Defect detecting method and system for optical disc: A defect detecting method for an optical disc accessed by an optical pickup head, including: (a) detecting if any defect exists in a detected region of the optical disc after data is written to the detected region; (b) while writing data to the optical disc, detecting if any defect exists... Agent: North America Intellectual Property Corporation
20100157751 - Information recording medium, information recording apparatus, information recording method, information reproducing apparatus and information reproducing method: According to the present invention, the size of defect management information is reduced by using a top spare area 102 and middle spare areas 103 in the ascending order of their physical block addresses and spare areas can be expanded more easily by using only the last spare area 104... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100157754 - Data recording method and data recording device for write-once type recording medium: In a data recording method for a write-once type recording medium capable of pseudo overwrite, it is judged whether data to be recorded in the write-once type recording medium exists. If it is judged that data exists, it is judged that the data is to be recorded from the next... Agent: Wenderoth, Lind & Ponack L.L.P.
20100157752 - Method and apparatus for optical disc writing: The present invention provides a method and apparatus for optical disc writing. The method provided by the present invention comprises steps: acquiring the writing history information of the optical disc, wherein the data storage area of the optical disc is divided into several writing areas by starting address and ending... Agent: Philips Intellectual Property & Standards
20100157753 - Method for reproducing a signal from an optical disc, and optical disc drive: An optical disc drive includes: a means (116, 117) for generating a synchronization signal from a wobble read signal having location information configured by a wobbled groove; a timing correction circuit (127) that generates a control signal having a time width TW after a predetermined time length from the synchronization... Agent: Young & Thompson
20100157756 - Optical disc apparatus and optical disc drive control method: A movement speed of a lens included in an optical pickup is calculated by differentiating a total reflection return light quantity that is detected by emitting laser light and near-field light onto a signal recording surface of a rotationally driven optical disc. On the basis of the calculated movement speed,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100157755 - Optical recording/reproducing method, system, and program: A data recording/reproducing system (1) reads a recording signal written on a recording track of a recording medium (3), by using light, which is modulated by a drive signal wherein a frequency signal is superposed for scanning the signal along the recording track at a prescribed scanning speed. Then, the... Agent: Nixon & Vanderhye, PC
20100157757 - System and method for storage of data in circular data tracks on optical discs: The present techniques provide methods and systems for reading and processing a data signal read from an optical data disc. In embodiments, an optical reader system may read data bits from a data ring in the disc. The data rings may be concentric, and a beginning of a sequence of... Agent: Ge Trading & Licensing
20100157758 - Comparator and optical-disc recording/reproduction apparatus: A comparator includes a variable-gain amplifier circuit configured to vary an amplitude of an input signal by changing a gain in accordance with a control signal, and a comparison section configured to compare a slice level interlocked with a signal level received from the variable-gain amplifier circuit with an output... Agent: Rader Fishman & Grauer PLLC
20100157759 - Automatic write strategy calibration method for optical drive: An optical media playback device includes a memory to store calibration data specifying how a mark of a particular length should be formed on an optical storage media. A control module writes a training pattern onto the optical storage media based on the calibration data. The training pattern includes a... Agent: Harness, Dickey & Pierce P.L.C
20100157761 - Optical disk drive and method for use with an optical disk drive for determining the disk characteristic: An optical disk drive for determining a disk characteristic of an optical disk comprising an information layer comprising a substantially circular track is described. The optical disk drive has an optical pickup unit arranged to generate a beam, direct the beam to the optical disk for forming an incident beam,... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100157760 - Optical storage medium with limited access: The present invention relates to an optical storage medium (20) comprising a first data area (21) for storing content and a second data area (23) for storing limitation data (24) for limiting access to at least a portion of the first data area. It is desired that the period of... Agent: Philips Intellectual Property & Standards
20100157762 - Secure optical media storage: An optical recording medium is provided for distributing content through a portable medium which can be transported by hand from one media player to another media player. The optical recording medium includes a read-only zone and a writable area. Copy control information is stored in the read-only zone. The copy... Agent: Cooper & Dunham, LLP
20100157763 - Optical disk drive and method for determining disk type: An optical disk drive for determining a disk type associated with a substrate thickness of an optical disk comprising a substrate is provided to comprise a source to generate a beam, an optical arrangement arranged to direct the beam to the optical disk for forming an incident beam, a sensor... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100157764 - Focus optimization routine with sub-optimal jump settings in optical disc systems: A method and system for obtaining focus optimization in an optical disc system is disclosed. The focus offset of a recording unit is set to a first of a plurality of predetermined values. A HF quality value is measured and stored for the selected focus offset value of the recording... Agent: Philips Intellectual Property & Standards
20100157765 - Collection of readback signal modulation data: A data storage system having a read channel configured to function in a normal operation mode and a test mode. In the normal operation mode, the read channel is configured to decode a readback signal to obtain data bits. In the test mode, the read channel is configured to extract... Agent: Seagate Technology LLC C/o Westman, Champlin & Kelly, P.A.
20100157766 - Predicting cartridge failure from cartridge memory data: Techniques are described for predicting data cartridge failure based on analysis of data retrieved from an associated cartridge memory chip. In one embodiment, a system includes a chip reader that retrieves data from a cartridge memory chip of a data cartridge, and a computing device that receives the data from... Agent: Shumaker & Sieffert. P.A.
20100157767 - Method for identifying an abnormal disc: A method for identifying an abnormal disc includes the steps of: forming three testing spherical aberration (SA) values including an SA value of a thinner data layer, a standard SA value and an SA value of a thicker data layer; adjusting to one of the testing SA values; performing focus... Agent: Rabin & Berdo, PC
20100157768 - Systems and methods for generating equalization data using shift register architecture: Various embodiments of the present invention provide systems and methods for data equalization. For example, various embodiments of the present invention provide methods for generating equalization data. The method includes inputting N bits of an equalization data pattern into respective stages of a shift register, wherein inputting the N bits... Agent: Hamilton,desanctis & Cha (lsi)
20100157769 - Optical recording medium for retail activation: r
20100157770 - Optical disc drive and optical information read method: An HF waveform prevailing during a read operation varies due, for instance, to changes in the ambient temperature of an optical disc drive and variations in the characteristics of a laser. This degrades read performance and decreases the number of rewritable disc read operations. To address the above problems, an... Agent: Antonelli, Terry, Stout & Kraus, LLP
20100157772 - Data storage devices and methods: A data storage device comprises a substrate having oppositely disposed surfaces and a plurality of volumes arranged along tracks between the surfaces; a plurality of micro-holograms each contained in a corresponding one of the volumes; and, at least one groove in at least one of the surfaces and being operative... Agent: Ge Trading & Licensing
20100157773 - Data storage devices and methods: A data storage device including: a plastic substrate having a plurality of volumes arranged in tracks along a plurality of vertically stacked, laterally extending layers therein; and, a plurality of micro-holograms each contained in a corresponding one of the volumes; herein, the presence or absence of a micro-hologram in each... Agent: Ge Trading & Licensing
20100157775 - Data storage devices and methods: A data storage device including: a plastic substrate having a plurality of data volumes arranged along tracks in a plurality of stacked layers; a plurality of micro-holograms each contained in a corresponding one of the data volumes; a plurality of complementary volumes, each corresponding to and being substantially aligned with... Agent: Ge Trading & Licensing
20100157774 - Data storage systems and methods: A system for use with a data storage media having at least one groove proximate a surface thereof and a plurality of volumes therein, including: objective lensing; a first tracking error detector optically coupled to the objective lensing and being responsive to reflections from the at least one groove; a... Agent: Ge Trading & Licensing
20100157771 - Method and system for bit prediction using a multi-pixel detector: The present techniques provide methods and systems for more reliable reading of optical data disks. In embodiments, a multi-pixel detector that is segmented into multiple areas, or detector segments, may be used to detect a pattern in the light reflected from an optical data disk. The pattern may include light... Agent: Ge Trading & Licensing
20100157776 - Vertically tracked data storage device and method: A data storage device including: a plastic substrate having a plurality of volumes arranged along a plurality of depth-extending, concentrically stacked tracks; and, a plurality of micro-holograms each contained in a corresponding one of the tracks; wherein, the presence or absence of a micro-hologram in each of said volumes is... Agent: Ge Trading & Licensing
20100157777 - Optical head and optical disc device: A compact and inexpensive optical head that enables stable compatible playback and compatible recording with optical discs of different kinds with the use of a single objective lens is achieved. The order of diffracted light at which the diffraction efficiency by a diffraction element forming the objective lens becomes the... Agent: Wenderoth, Lind & Ponack L.L.P.
20100157778 - Optical pickup device: An optical pickup device includes a diffraction grating 12 for separating an emitted light beam into at least three light beams. The diffraction grating 12 is divided into three regions by dividing lines D1 and D2 extending in a first direction parallel to a tangent line of a track of... Agent: Mcdermott Will & Emery LLP
20100157779 - Objective lens drive device: An objective lens drive device where a cushioning elastic body can be stably poured into a through-hole that is formed in a wire holder in which a suspension wire is inserted, and where the amount of the elastic body required is reduced. The through-hole that is formed in the wire... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20100157780 - Optical disk drive device and method: An optical disk drive device has an RF equalizer configured to generate an equalized RF signal by controlling a frequency characteristic of a delay time of an RF signal read out from an optical disk based on a control input signal, a playback clock extractor configured to extract a playback... Agent: Turocy & Watson, LLP
20100157781 - Optical information reproducing method: An optical information reproducing method of reproducing multivalued information recorded on a track of an optical information medium having a recording/reproducing region, which has virtual cells arranged thereon at regular spacings, the multivalued information being recorded thereon by changing a length of an information pit in a track direction or... Agent: Fitzpatrick Cella Harper & Scinto
20100157782 - Information storage medium and information recording/playback system: There are provided an information storage medium capable of real-time recording/playback of digital moving picture information, and a digital information recording/playback system using this medium. In a medium that records/plays back data including video data and control information, the control information (DA21 in FIG. 4; RTR_VMG in FIG. 30) includes... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100157783 - Land/groove track and pickup head movement direction detection: A detector is scanned across an optical storage medium having groove tracks and land tracks, each track having a wobble structure, to detect light reflected from the optical storage medium. A wobble signal and a tracking error signal are generated based on an output of the detector, and the wobble... Agent: Fish & Richardson PC
20100157784 - Manufacturing method for optical information recording medium and optical information recording medium: There is provided a manufacturing method for an optical information recording medium having three information recording layers, two intermediate layers, and one light transmitting layer, the method includes: providing a first UV curable resin on a first information recording layer; forming a first intermediate layer by curing the first UV... Agent: Wenderoth, Lind & Ponack L.L.P.06/17/2010 > patent applications in patent subcategories. invention type
20100149930 - Near-field light generating element comprising surface plasmon antenna with surface or edge opposed to waveguide: Provided is a near-field light generating element in which reduced is the propagation loss of excited surface plasmon that propagates to the near-field light generating end. The element comprises: a waveguide through which light for exciting surface plasmon propagates; and a plasmon antenna comprising a near-field light generating end and... Agent: Frommer Lawrence & Haug LLP
20100149932 - Optical recording medium, and optical information device: An object of the invention is to provide an optical recording medium and an optical information device that enable to improve the quality of a servo signal and a reproduction signal. In the case where shape-wise thicknesses tr1, tr2, tr3, and tr4 of a cover layer, a first intermediate layer,... Agent: Wenderoth, Lind & Ponack L.L.P.
20100149931 - Smart steering for four wire three-dimensional (3d) actuator: An actuator system for use in an optical pick up unit is disclosed. The system comprises a plurality of actuator drivers (301, 305, 309), each actuator driver being connected to a first end of a separate actuator coil (313, 315, 317), wherein a second end of each actuator coil is... Agent: Philips Intellectual Property & Standards
20100149935 - Optical disc device: There is provided an optical disc device capable of recording and reproducing a DVD-RAM disc, which can perform a control with stability at a high speed without being affected by a CAPA component. The optical disc device comprises an error signal detection unit for detecting an error signal from a... Agent: Wenderoth, Lind & Ponack L.L.P.
20100149938 - Information recording/reproducing apparatus, information recording/reproducing method, program storage medium, and program: An information recording/reproducing apparatus is disclosed which includes: a recording section for recording files to a storage medium; an arranging section for arranging the files into groups by attribute so as to establish allocation of the files on the storage medium; and a controlling section for controlling the recording section... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100149937 - Multi-layered optical disk and optical disk device: There are provided a multi-layered optical disk and an optical disk device capable of swiftly reproducing control information recorded into a predetermined recording layer in advance. The object can be accomplished by employing the following configuration: When the optical disk device performs a focus lead-in operation into the multi-layered optical... Agent: Mcdermott Will & Emery LLP
20100149936 - Optical head apparatus and optical disc apparatus: In an optical head apparatus and an optical disc apparatus which can reduce influence of interlayer stray light on a differential push-pull signal without making the configuration complicated, Uy=Ty×N1 is satisfied, where Ty denotes a length in the y-direction of one period of an interference fringe which is formed on... Agent: Birch Stewart Kolasch & Birch
20100149934 - Method for formatting and reading data disks: The present techniques present methods and systems for increasing a data reading rate on optical data disks using a single reading head. The methods take advantage of the difference between a mean focal distance (MFD), or minimum spacing that the detector can distinguish between bits, and the minimum separation of... Agent: Ge Trading & Licensing
20100149939 - Optical disc recording method and optical disc apparatus: This document relates to a method capable of reducing transfer errors of a sled motor for moving an optical pickup to the outer circumference when labels are recorded on a disc. An optical disc recording method may comprise checking a step pattern having a small transfer error in the sled... Agent: Birch Stewart Kolasch & Birch
20100149940 - Clock signal generation device: A clock signal generator according to the present invention includes: a wobble phase error detecting section for detecting a wobble phase error that is a difference in phase between a wobble signal, representing a wobbled shape of a track on an optical disk medium, and a clock signal; a data... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100149941 - Optical recording and reproducing apparatus and optical recording and reproducing method: An optical recording and reproducing apparatus includes a recording-pulse-shift setting unit that shifts a front edge and a rear edge of a recording pulse and sets a write strategy of the recording pulse, an mark-edge-position evaluating unit that detects a front edge and a rear edge of a mark formed... Agent: Wolf Greenfield & Sacks, P.C.
20100149942 - Device for cleaning a spindle support flange of device for reading and/or recording information to and from compact disks: The invention relates to storing information on compact discs and can be used for cleaning a section arranged inside a device for reading information from compact discs, in particular a spindle support pad, on which compact discs are mountable. The aim of the invention is to increase the cluing efficiency... Agent: Patent, Copyright & Trademark Law Group
20100149943 - Optical disc and optical disc device: Provided herein is an optical disc having: an optical plotting layer which is formed at a label surface side and on which an image is formed by heat change with a laser beam emitted from a recording surface side; a protective layer which is formed at the label surface side... Agent: Young & Thompson
20100149944 - Optical disc and optical disc device: Provided herein is an optical disc having: an optical plotting layer 17 which is formed at a label surface B-side and on which an image is formed by heat change with a laser beam 28 emitted from a recording surface A-side; a protective layer 18 which is formed at the... Agent: Young & Thompson
20100149947 - Laser converging apparatus, optical pickup device, and optical disc recording/reproducing apparatus: A laser converging apparatus comprising: a nonpolarizing hologram element having a first area defined by a numerical aperture corresponding to a thickness of a first protective layer of a first disk medium and a second area inside the first area, the second area defined by a numerical aperture corresponding to... Agent: Fish & Richardson P.C.
20100149946 - Method for reproducing hologram: A method for reproducing a hologram includes: irradiating a recording disc with a first reference beam and a second reference beam, both having a parallel light flux, in different directions at a same incident angle to form a hologram having an unslanted grating pattern in which a grating vector is... Agent: Turocy & Watson, LLP
20100149945 - Record medium, optical disk unit using it, and recording method: A plate body 2, multiple hologram layers 3 are provided in the thickness direction of the plate body 2, and at least one of the multiple hologram layers 3 is formed of spirally continuous hologram bands 4. Erasure areas 4A and 4B and non-erasure areas 4C and 4D of the... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20100149948 - Method and system for reading high density optical information: The invention relates to the writing and optical reading of high-density information. The higher energy density at the center of the reading laser beam is used for modifying the energy structure of an active layer in such a way as to make it capable of bearing surface plasmons. The coupling... Agent: Lariviere, Grubman & Payne, LLP
20100149949 - Optical pickup and optical disc device: An optical pickup according to the present invention includes an integrated circuit element (LDD) 5 for driving first, second, and third semiconductor lasers 3, 4, and 5. The LDD 50 is shaped so as to have a rectangular principal face surrounded by one side, with a plurality of input/output pins... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100149951 - Information recording and reproducing device: An information recording/reproducing device includes a light source separately projecting laser light for recording or reproducing, an optical system leading the projected laser light to a recording medium, a diffracting element separating laser light into main- and beam sub-beams, an evanescent light generating element irradiating evanescent light in relation to... Agent: Young & Thompson
20100149952 - Optical pickup device and optical disc apparatus using the same: An optical pickup device and an optical disc apparatus which is capable to reduce variation of a detected signal due to unnecessary beam and detect a signal with high quality are provided. Amplification of sup PP signals necessary to produce a tracking error signal by a DPP method can be... Agent: Antonelli, Terry, Stout & Kraus, LLP
20100149954 - Objective lens actuator, optical pickup and optical disc drive: An objective lens actuator 25, for driving an objective lens 1 for focusing lights upon a recoding surface of an optical disc, comprises a moving part 2, which comprises the objective lens 1 and a coil; a magnet, which is fixed on a yoke and drives the moving part 2;... Agent: Antonelli, Terry, Stout & Kraus, LLP
20100149956 - Optical integrated device, method for detecting light, optical pickup, and optical disc apparatus: An optical integrated device includes a light source; a light splitting-and-guiding section that splits a reflected light beam into two end light beams, a connection light beam, and a residual light beam, and guides the two end light beams and the connection light beam in directions different from a direction... Agent: Wolf Greenfield & Sacks, P.C.
20100149955 - Optical pick up and optical disc apparatus: An optical pickup includes: a light source emitting a beam having a predetermined wavelength; a plastic objective lens condensing the emitted beam on an optical disc; a light detector receiving and detecting the beam reflected by the optical disc; an objective-lens driving unit driving the objective lens in the tilt... Agent: Wolf Greenfield & Sacks, P.C.
20100149953 - Optical pickup actuator and optical recording/reproducing apparatus having the same: An optical pickup actuator and an optical recording/reproducing apparatus are provided. The optical pickup actuator can include a three-axial driving unit to independently drive an objective lens to focus a laser beam onto a disk in a focusing direction, a tracking direction and a radial-tilt direction, respectively, and a tangential-tilt... Agent: Stanzione & Kim, LLP
20100149957 - Method and system for detection enhancement for optical data storage: The present techniques provide methods and systems for enhancing a data signal in reading optical discs, such as holographic data discs. The techniques involve adjusting the position of a detector, or multi-pixel detector, such that the reflection corresponding to a micro-hologram or micro-reflector is enhanced. For example, the detector position... Agent: Ge Trading & Licensing
20100149958 - Method and system for modulation coding and synchronization: The present techniques provide systems and methods for modulation coding of data on optical disks, such as holographic data disks, and techniques for reading that data back from the disks. The techniques involve parsing a bit stream into a sequence of individual bit-patterns, and then using the individual bit patterns... Agent: Ge Trading & Licensing
20100149960 - Information recording medium having a wobbling groove structure: An information recording medium having at least a read only area and a recording and reproducing area is composed of at least: a substrate; a recording layer formed on the substrate so as to record and reproduce information; and a light transmission layer having transparency formed on the recording layer.... Agent: Connolly Bove Lodge & Hutz LLP
20100149959 - Recording medium, and playback apparatus and method, production apparatus and method and recording apparatus, for same: In a recording medium (1), read information is calculated with additional information as a coefficient and superior in quality to basic information. Namely, the read information contains a larger amount of information than the basic information. So, even if it is tried to record the read information as it is... Agent: Frommer Lawrence & Haug06/10/2010 > patent applications in patent subcategories. invention type
20100142334 - Optical tape system: Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper... Agent: Brooks Kushman P.C. /oracle America/ Sun / Stk
20100142335 - method for gradually closing down a focus control loop of an optical drive system: The present invention relates to a method for operating an optical drive system (12) capable of reproducing/recording information from/to an optical carrier (1), wherein the optical drive system includes a focus controller (PID) for controlling a focus actuator (4), and a focus memory loop (ML) for applying a stored correction... Agent: Philips Intellectual Property & Standards
20100142339 - Disk device and disk drive controlling method: A disk device includes a main control unit controlling the operation of a controlled object on the basis of an error signal calculated from a target signal of the controlled object and an observation signal of the controlled object, a repetitive control unit sampling the error signal with a sampling... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100142338 - Information recording medium and recording/reproduction apparatus: An information recording medium according to the present invention includes a track on which a data sequence including a plurality of recording marks and a plurality of spaces provided between the plurality of recording marks is recordable; and a recording condition recording area in which a recording condition for recording... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100142341 - Information storage medium, and recording/reproducing apparatus and method: An information storage medium, and a recording/reproducing apparatus and method, the information storage medium including a plurality of recording layers, each layer including a lead-in area or a lead-out area, a data area, a middle area, and a dedicated area, wherein the data area is flexibly allocated according to data... Agent: North Star Intellectual Property Law, PC
20100142342 - Information storage medium, and recording/reproducing apparatus and recording/reproducing method: An information storage medium and a recording/reproducing apparatus and method are provided with the ability to extend at least one middle area of an information storage medium comprising two or more recording layers so as to ensure optimal data recording/reproduction. The information storage medium comprises a plurality of recording layers,... Agent: North Star Intellectual Property Law, PC
20100142343 - Information storage medium, and recording/reproducing apparatus and recording/reproducing method: An information storage medium and a recording/reproducing apparatus and method are provided with the ability to extend at least one middle area of an information storage medium comprising two or more recording layers so as to ensure optimal data recording/reproduction. The information storage medium comprises a plurality of recording layers,... Agent: North Star Intellectual Property Law, PC
20100142340 - Optical disc apparatus: An optical disc apparatus that reproduces images from an optical disc by reading image data from the optical disc and displaying images based on the image data read from the optical disc. When the optical disc apparatus reproduces images from an optical disc, the apparatus performs a preparation operation for... Agent: Crowell & Moring LLP Intellectual Property Group
20100142337 - Method of recording data on optical disc and optical disc apparatus: This document relates to a method of recording data on an optical disc and an optical disc apparatus. The method of recording data on an optical disc may comprise determining a recording speed at which a recording power control operation will be performed based on a recording start position and... Agent: Birch Stewart Kolasch & Birch
20100142336 - Semiconductor laser driving circuit, and optical disc device and integrated circuit provided with semiconductor laser driving circuit: An output voltage of a cathode driving type semiconductor laser driving circuit is made minimum, power consumption of a driving circuit section is suppressed, and heat generation of an optical head or an optical disc device is reduced. In addition to the conventional constitution, the semiconductor laser driving circuit permits... Agent: Wenderoth, Lind & Ponack L.L.P.
20100142344 - Method for direct head-disk clearance measurement by slider vibration and fly height calibration: A method models and calibrates the fly height of a slider above the disk for disk drives. The calibration scheme uses the Wallace spacing loss equation and laser doppler velocimetry to predict fly height and detect the actual fly height of the slider. The slider is vibrated at selected resonances,... Agent: Larson Newman & Abel, LLP
20100142348 - Optical information medium measurement method, optical information medium, recording apparatus and reproducing apparatus: An optical information medium measurement method of the present invention, for measuring a degree of modulation in an optical information medium of a multilayered structure having a plurality of information layers, includes a first step of measuring the modulation degree of each layer of the optical information medium, by use... Agent: Wenderoth, Lind & Ponack L.L.P.
20100142347 - Device for measuring lens eccentricity: A device for measuring eccentricity of a lens includes a support portion, an eccentricity detector, a driving device, a vacuum absorption device, a clamping device, and a rotatable pole. The support portion includes a plurality of gear teeth and a first through hole. The eccentricity detector is positioned above the... Agent: PCe Industry, Inc. Att. Steven Reiss
20100142345 - Dvd identification: The described implementations relate to DVD identification. One method accesses media content from a DVD and identifies a format of the media content. The method also determines a unique identification for the media content based upon the format.... Agent: Microsoft Corporation
20100142346 - Information recording medium, recording method and reproduction method: On a recording medium, data is recorded on at least one of a plurality of recording layers by laser light incident on a surface of the recording medium. The plurality of recording layers include a first recording layer, and second through N-th recording layers (N is an integer of 3... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100142349 - Optical disc comprising a watermark and a method and recorder for recording such a disc: A visible pattern is obtained by modulating the digital sum value. Because the digital sum value modulation allows the choice of several different channel bits groups between DC control points, the selection of a group of channel bits resulting in a change of reflection. This creation of a visible pattern... Agent: Philips Intellectual Property & Standards
20100142350 - Hybrid optical disk drive, method of operating the same, and electronic system adopting the hybrid optical disk drive: Provided are a hybrid optical disk drive, a method of driving the hybrid optical disk drive, and an electronic system including the hybrid optical disk drive. The hybrid optical disk drive may include an optical disk drive unit for recording/storing data in an optical disk and a solid-state drive (SSD)... Agent: North Star Intellectual Property Law, PC
20100142351 - Optical disc drive: A traverse for an optical disc drive comprising a base, a main shaft motor, a pick-up motor and a pick-up head module is provided. The base includes a bottom plate and a plurality of raised mesas. The bottom plate has an opening and the raised mesas connect with the bottom... Agent: Wpat, PC Intellectual Property Attorneys
20100142352 - Method of recording holographic information and apparatus for recording/reproducing holographic information: A method of recording holographic information and an apparatus for recording/reproducing holographic information. The method includes: forming an information layer by recording a hologram on a holographic recording layer of a holographic information storage medium; and fixing the information layer on which the hologram is recorded, by radiating light on... Agent: North Star Intellectual Property Law, PC
20100142353 - Record medium, optical disk unit using it, and recording method: To accomplish the object, the invention provides a record medium including a plate body 2; multiple hologram layers 3 formed in the thickness direction of the plate body 2; and hologram bands 4 formed in at least one of the multiple hologram layers 3. The hologram band 4 is formed... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.
20100142354 - Optical pickup device: In an optical pickup capable of removing inter-layer crosstalk, a dark line that may appear in a central portion of a beam is removed. Thereby, an error in a data signal is reduced. Reflected light from a multi-layer disc is split into two parallel bundles with a splitting optical system... Agent: Antonelli, Terry, Stout & Kraus, LLP
20100142355 - Optical head device and optical information recording or reproducing device: [Means of Solving Problems] Reflected light beam from a disc (6) is divided into three light beams, a zero order light beam and ±first order diffraction light beams by a diffraction optical element (7a). Each light beam is further divided into four light beams by a diffraction optical element (8)... Agent: Sughrue Mion, PLLC
20100142357 - Objective lens system and optical pickup device: Provided are an optical pickup device which is compatible with a plurality of disc standards, and can stably monitor the outputs from light sources, and an objective lens system used in the optical pickup device. An optical pickup device 50 includes a light source 1 emitting light of a first... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100142358 - Optical head, optical disc device, computer, optical disc player and optical disc recorder: An optical head (31) is provided with a light source (1) for outputting laser light having a wavelength of 430 nm or less; an objective lens (7) for collecting the laser light outputted from the light source (1) to an optical disc (60) having a plurality of information recording surfaces;... Agent: Wenderoth, Lind & Ponack L.L.P.
20100142359 - Spindle motor and disk drive apparatus using the same: A spindle motor includes a shaft arranged concentric with as a central axis and extending in a vertical direction, a rotor unit arranged to rotate about the central axis, a stator including a base member and a magnetic member fixed to the base member and axially opposed to the magnet.... Agent: Volentine & Whitt PLLC
20100142360 - Blu-ray disc made from discarded cd or dvd discs: Briefly, in accordance with one embodiment of the present principles, a Blu-ray disc is described. The Blu-ray disc has a structure including a substrate having one of either a Compact Dics data layer and a DVD data layer along with a Blu-ray data layer. The Blu-ray discs of the present... Agent: Robert D. Shedd, Patent Operations Thomson Licensing LLC
20100142361 - Optical disc: An optical disc (100) from which a plurality of pieces of information recorded along a track (9) by irradiating light that moves above the track relatively are reproduced in parallel. The optical disc has a disc substrate (1), and a recording layer (2) formed thereon. On the recording layer, a... Agent: Young & Thompson
20100142362 - High density optical disk and reproduction/tracking control method: In the invention, a concept of group tracking is applied. One track is formed by a plurality of pit strings having a size not greater than the optical resolution limit in the radial direction and a size not less than or not greater than the optical resolution limit or only... Agent: Ostrolenk Faber Gerb & Soffen06/03/2010 > patent applications in patent subcategories. invention type
20100135129 - Data storage system and method for operating a servo system: Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper... Agent: Brooks Kushman P.C. /oracle America/ Sun / Stk
20100135130 - Optical pickup and optical information processing device: A disclosed optical pickup includes an aberration correction unit with a phase shifter surface. On the phase shifter surface, rectangular or staircase-like steps are formed in a concentric manner around an optical axial center, in certain regions where a light beam passes through. The steps have different heights in the... Agent: Dickstein Shapiro LLP
20100135133 - Communication system and its method and communication apparatus and its method: This invention relates to a communication system including a first apparatus having a first storage medium, and a second apparatus for transmitting data to the first apparatus, the second apparatus comprising: a second storage medium for storing management information of data to be transferred to the first storage medium; communication... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20100135134 - Systems and methods for recording optical information: A system controlling recording on an optical disc is provided. A first counter performs a bit count according to provided channel bit clock signals. A second counter performs a sector count responsive to the bit count obtained by the first counter. The Land/Groove switch predicts machine uses the result of... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP
20100135135 - System of sampling interface for an optical pick-up head: A system of sampling interface for an optical pick-up head comprises an optical pick-up head, a PMOS, a boost circuit, and a sample and hold circuit. The optical pick-up head outputs one of a reading voltage and a writing voltage. The PMOS gate receives the gate voltage and then the... Agent: Perkins Coie LLP Patent-sea
20100135136 - Data storage system and linear tape: Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper... Agent: Brooks Kushman P.C. /oracle America/ Sun / Stk
20100135131 - Method for detecting blank area of power calibration area: The present invention relates to a method for detecting a blank area of a power calibration area. The method includes the steps of: selecting a recording test area in the power calibration area; writing the recording test area with multiple stages of normal power and detecting power; forming multiple normal... Agent: Muncy, Geissler, Olds & Lowe, PLLC
20100135132 - Optical recording medium with power calibration areas and a recording method therefor with optimum power control: In an optical recording medium having a plurality of recording layers on which information can be recorded by irradiating a laser beam from one side thereof, an optimum recording power to each of the recording layers can be determined. The optical recording medium has a plurality of recording layers on... Agent: Katten Muchin Rosenman LLP
20100135138 - Optical disk drive and method of determining write strategy thereof: An optical disk drive, and a method of determining a write strategy thereof. In the method of determining a write strategy of an optical disk drive where a mark and a space are formed on an optical disk by a laser beam to display write information and information is written... Agent: Stanzione & Kim, LLP
20100135139 - Optical tape test system: Disclosed herein are aspects of optical tape technology, tape manufacturing, and tape usage. Methods and systems of tape technology disclose optical tape media including: configurations, formulations, markings, and structure; optical tape manufacturing methods, systems, and apparatus methods and systems including: curing processes, coating methods, embossing, drums, testing, tracking alignment stamper... Agent: Brooks Kushman P.C. /oracle America/ Sun / Stk
20100135137 - Method and apparatus for detecting burst cutting area on optical disc: An apparatus for detecting burst cutting areas on optical discs includes an optical pickup head, a front-end processing unit, a sync pattern detector, a channel clock recovery device, and a data demodulator. The front-end processing unit generates a BCA signal in response to a radio frequency signal. The sync pattern... Agent: Wpat, PC Intellectual Property Attorneys
20100135140 - Information recording and reproducing device: An information recording/reproducing device diffracts laser light into main- and sub-beams, irradiates evanescent light in relation to the main beam by an evanescent light generating element to a track where a recording pit provided on a recording surface of a recording medium is formed and evanescent light in relation to... Agent: Young & Thompson
20100135141 - Information recording medium and method for reproducing the information from the same: The present invention has an object of providing an optical information recording medium including three or more information layers, which allows information to be reproduced from all the information layers at high quality, and a method for reproducing information from such an information recording medium. The reflectance of a third... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100135142 - Viterbi detector and information reproducing apparatus: A Viterbi detector includes an ACS circuit that performs addition of a path metric and branch metrics, comparison of the path metric values and path selection based on the result of comparison. The ACS circuit performs a path decision based on the path metric values and the reproduced signal supplied... Agent: Scully Scott Murphy & Presser, PC
20100135143 - Optical system, optical pickup apparatus, and optical disc apparatus for extracting signal beams: An optical system for efficiently extracting plural signal beams from a bundle of rays reflected from a multilayer optical disc.... Agent: Dickstein Shapiro LLP
20100135144 - Optical pickup device and lens for optical pickup: An optical pickup device according to the present invention comprises: a first mirror for reflecting a first light beam outputted from a first light source and letting a second light beam outputted from a second light source pass therethrough; a first object lens for converging the first light beam reflected... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100135145 - Optical pickup apparatus and optical disc apparatus including the same: An optical pickup apparatus comprising at least: a diffraction grating configured to split first wavelength light into at least a first main beam and first sub-beam, and to split second wavelength light into at least a second main beam and second sub-beam, the diffraction grating including a diffraction surface portion... Agent: SocalIPLaw Group LLP
20100135146 - Optical pickup device and optical disc device: When first-order diffracted beams leak into a region, which is for receiving only a zeroth-order diffracted beam from an optical disc, due to positional displacement between an objective lens and a hologram element, an offset compensation signal includes an AC component, the offset compensation signal preferably including a DC component... Agent: Mark D. Saralino (pan) Renner, Otto, Boisselle & Sklar, LLP
20100135147 - High power optical disc drives: High power optical disc drives are disclosed. The drives are configured to deliver laser energy having a power of at least about 25 mW as measured at DVD 1X write speed upon first contact with the surface of an optical disc.... Agent: Pepper/millenniata
20100135148 - Device for reducing power consumption of optical drive and method for the same: A device and method for reducing power consumption of an optical drive are proposed. The present invention samples a carrier control signal and then compares the samples of the signals with predetermined threshold signals. According to the comparison result, the present invention increases or decreases an output signal index. The... Agent: Birch Stewart Kolasch & BirchPrevious industry: Horology: time measuring systems or devices
Next industry: Multiplex communications
RSS FEED for 20150205:
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.
Thank you for viewing Dynamic information storage or retrieval patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Dynamic information storage or retrieval patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Dynamic information storage or retrieval patents we recommend signing up for free keyword monitoring by email.
Results in 0.68918 seconds