|Dynamic information storage or retrieval patents - Monitor Patents|
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Dynamic information storage or retrieval September class, title,number 09/12Below 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. 09/27/2012 > 10 patent applications in 10 patent subcategories. class, title,number
20120243390 - Heat source management in data storage device: An apparatus and associated method is presently disclosed for a control circuitry capable of managing a heat source used in data storage applications. Various embodiments of the present invention are generally directed to a heat source directed at a data storage medium with a synchronization signal and a serial interface... Agent: Seagate Technology LLC
20120243391 - Optical disc device: Provided is an optical disc device including: an objective lens; a plurality of light-receiving elements each for outputting an output signal corresponding to a light amount of reflected light from the optical disc medium; a plurality of amplifiers each for amplifying the output signal from a corresponding one of the... Agent: Sony Computer Entertainment Inc.
20120243392 - Recording adjusting method, information recording and reproducing device, and information recording medium: The present invention achieves tracking servo using a recording signal on a grooveless optical disc. Trial writing signals are written by using multiple recording conditions, and a recommended recording condition having favorable qualities of a reproduction signal and a tracking error signal is determined based on the trial writing signals.... Agent: Hitachi Consumer Electronics Co. Ltd.
20120243393 - Optical information recording method, optical information reproduction method and optical disk device: When a phase shift is to be evaluated, based on a difference between an output from a waveform equalization circuit to equalize an input reproduced signal to a predetermined target equalization characteristic and the target equalization characteristic, the phase shift of the reproduced signal relative to a channel clock, a... Agent:
20120243394 - Wireless optical disc apparatus and method of operating the same: A wireless optical disc apparatus includes an optical disc drive; a communication unit that is configured to communicate with a wireless terminal device; and a controller connected to the optical disc drive and the communication unit, and the controller is configured to control the optical disc drive.... Agent:
20120243395 - Method and system for data replication: A method and system of replicating data stored on a storage device where an update is stored in a snapshot. The update includes a copy of at least one portion of the data stored on the storage device. Metadata relating to the update is also stored. The replica is periodically... Agent:
20120243396 - Multi-layer optical disc, information recording method and information reproducing method: According to one embodiment, single-sided dual-layer recordable disc 100 may be used. Information recording is performed by forming mark and space portions on data area DA using modulated laser power. Pp denotes the maximum laser power or peak power for forming the mark portion, and Pb denotes the bias power... Agent:
20120243397 - Spindle motor and storage disk drive: A spindle motor includes a stationary portion and a rotating portion including a seal defining portion. The stationary portion includes a shaft portion, an annular member fixed to an upper portion of the shaft portion in, for example, a tight-fitting condition, and a cap member. A radially inner end portion... Agent: Nidec Corporation
20120243398 - Multi-layer optical disc, information recording method and information reproducing method: According to one embodiment, single-sided dual-layer recordable disc 100 may be used. Information recording is performed by forming mark and space portions on data area DA using modulated laser power. Pp denotes the maximum laser power or peak power for forming the mark portion, and Pb denotes the bias power... Agent:
20120243399 - Multi-layer optical disc, information recording method and information reproducing method: According to one embodiment, single-sided dual-layer recordable disc 100 may be used. Information recording is performed by forming mark and space portions on data area DA using modulated laser power. Pp denotes the maximum laser power or peak power for forming the mark portion, and Pb denotes the bias power... Agent:09/20/2012 > 10 patent applications in 9 patent subcategories. class, title,number
20120236694 - Patterned perpendicular magnetic recording medium with ultrathin oxide film and reduced switching field distribution: A patterned perpendicular magnetic recording disk has a Co-alloy recording layer patterned into discrete data islands arranged in concentric tracks and exhibits a narrow switching field distribution (SFD). The disk includes a substrate, a NiTa alloy planarizing layer on the substrate, a nonmagnetic Ru-containing underlayer on the planarizing layer, an... Agent:
20120236696 - Focus servo control device, and information recording/reproducing device using the same: A focus servo control device includes a first detector, first controller, second detector, and second controller. The first detector detects a first focus error signal. The first controller controls the objective lens based on the first focus error signal, so that a focal point of the first laser agrees with... Agent:
20120236695 - Optical disk device and driving method thereof: The optical disk device can stably control an aberration correction lens even when one end of a movable range of the aberration correction lens is set as a reference position. The optical disk device comprises an optical pickup unit including the aberration correction lens and a stepping motor for moving... Agent: Hitachi-lg Data Storage, Inc.
20120236697 - Master strategy adjustment method and disc manufacturing method: A master strategy adjustment method includes performing first recording on a master with a predetermined strategy, performing first measurement of an evaluation value of the master of the first recording, forming a first optical disc based on the master after the first recording, performing second measurement of an evaluation value... Agent: Sony Corporation
20120236698 - Optical disk drive: An optical disk drive controls recording power with high accuracy in accordance with a measured β value and a target β value. A system controller of the optical disk drive determines a β value at which jitter or an error rate becomes minimum, in both an inner radius and an... Agent: Teac Corporation
20120236699 - Optical disc recording and reproducing semiconductor integrated circuit and operating method thereof: A semiconductor integrated circuit is equipped with a reproduction ECC circuit, a recording ECC circuit, a host interface circuit, and a memory control circuit. The memory control circuit includes an arbitration circuit and a count circuit. The arbitration circuit arbitrates ECC access with a priority order higher than the access... Agent: Renesas Electronics Corporation
20120236700 - Media processing system, control method for media processing system, and media processing device: A media processing system that produces discs with assured quality suited to long-term data storage. A data write unit writes data on a recording surface of a disc. A label print unit prints on the label side of the disc. An error rate measurement unit measures the error rate of... Agent: Seiko Epson Corporation
20120236701 - Objective lens for a combination three wavelength disc drive including a blu-ray disc reader and a dvd/cd reader/writer, optical pickup incorporating said objective lens, and a disc drive incorporating said optical pickup: An objective lens for a slim type BD combo disc drive focuses a first light beam onto a first optical disc, a second light beam onto a second optical disc, and a third light beam having a third wavelength onto a third optical disc. The lens may include a first... Agent: Panasonic Corporation
20120236702 - Method of controlling mechanical mechanisms of electronic device for peak power/current reduction: To prevent the peak power/current consumption from exceeding a permitted level when more than one active mechanical mechanism of an electronic device (e.g., an optical storage apparatus) is involved in accomplishing a particular task, a method of controlling the electronic device is provided. The electronic device has a plurality of... Agent:
20120236703 - Super-resolution optical recording medium on which information is recorded using train of prepits, optical recording medium reproduction device, and control method: A super-resolution optical recording medium includes: a medium information region on which medium identification information is recorded; a content region on which content information is recorded; and a blank region provided between the medium information region and the content region and in which at least two tracks are provided so... Agent: Sharp Kabushiki Kaisha09/13/2012 > 9 patent applications in 8 patent subcategories. class, title,number
20120230167 - Microwave assisted magnetic head and magnetic disk device: A microwave assisted magnetic head of the present invention includes: at least two or more auxiliary coils that are arranged in a periphery of a writing main pole; and microwave current supply means that applies microwave currents to the at least two or more auxiliary coils. The at least two... Agent: Tdk Corporation
20120230168 - Heat-assisted magnetic write head, head gimbals assembly, head arm assembly, and magnetic disk device: A heat-assisted magnetic write head includes a magnetic pole having an end surface exposed at an air bearing surface, a waveguide extending toward the air bearing surface to propagate light, a first pair of clads made of a first dielectric material having a refractive index lower than that of the... Agent: Tdk Corporation
20120230170 - Near-field light generating element, near-field light head, and information recording and reproducing device: A metal film is included which is placed between a core and a cladding, propagates a laser beam along an interface between the core and the cladding, and generates a near-field light from the laser beam. The metal film has a base portion placed on one side surface of the... Agent:
20120230169 - Thermally-assisted magnetic recording method for writing data on a hard disk medium: A thermally-assisted magnetic recording method includes first and second steps. The first step applies heat to part of a hard disk medium and forms a moving high-temperature region in a magnetic recording layer of the hard disk medium. The high-temperature region is higher in temperature than a region therearound and... Agent: Tdk Corporation
20120230171 - Optical disc device: The operability of an optical disc device for reading or writing data from/to a disc having a data layer and a servo layer is improved by increasing the resistance to control disturbances. An optical disc device in accordance with the present invention includes an objective lens, a relay lens, a... Agent: Hitachi-lg Data Storage, Inc.
20120230172 - Optical information medium, optical information recording/reproducing apparatus, and optical information recording/reproducing method: In the related art, writing of BCA data has been performed by a BCA cutter or the like after a user data area was formed. However, according to such a method, individual steps cannot help being provided for a disc manufacturing step in order to form the BCA. A burden... Agent:
20120230173 - Optical disk reproducing apparatus: An optical disk reproducing apparatus is provided which is capable of supporting even a situation in which a reproduction signal characteristic is changed due to a factor other than recording density of an optical disk by using PRML of different constrained length and capable of improving reading accuracy. The optical... Agent:
20120230174 - Optical recording and reading device and optical recording and reading method: In an optical recording medium, even when a plurality of recording and reading layers are stacked, deterioration in the recording and reading signal quality thereof is suppressed. Furthermore, the transfer rate thereof can be increased. When recording or reading information by means of light irradiation on or from an optical... Agent:
20120230175 - Visual enhancement for turntable playback: An apparatus for enhancing media playback on a turntable, such as an audio record turntable, includes an illumination apparatus. The illumination apparatus is generally placed on the turntable's platter, beneath a record to be played. The record may be transparent or semi-transparent. The illumination apparatus includes a light source that... Agent:09/06/2012 > 6 patent applications in 6 patent subcategories. class, title,number
20120224462 - Pickup head, information recording method and reproducing method: According to one embodiment, a pickup head includes a plurality of light sources, a first objective lens, second objective lens, a driving unit, a first control unit, a second control unit, light receiving units. The first objective lens focuses a first light beam at a first recording layer. The second... Agent:
20120224463 - Automation disk feeding device: The present invention relates to an improved automation disk feeding device, comprising: a base, a pushing member, two disk feeding members, and a cover, wherein the base has a operation space, a supporting member and a disk exporting hole. In the present invention, a driving device is used to drive... Agent: Bluhen Tech Enterprise Ltd.
20120224465 - Recording reproducing apparatus and recording reproducing method: If a recording error has occurred during RAW, then subsequent recording reproducing processing is omitted in a predetermined range, and all blocks omitted in the processing are handled as defective blocks, DFL-registered, and recorded in a replacement area. As a result, it becomes possible to hold down the number of... Agent: Hitachi - Lg Data Storage, Inc.
20120224464 - Servo controller and servo system including the same: A servo controller in a system includes a kick/brake control unit and a compensation unit. The kick/brake control unit determines an internal parameter based on an external control signal and an operation state of a plant. The compensation unit generates a driving control signal based on an error signal supplied... Agent:
20120224466 - Semiconductor device, write strategy generating method, and write strategy generating program: A semiconductor device mounted in an optical disk apparatus controls writing and reading of data in and from an optical disk. The device performs first processing for adjusting a write strategy in such a manner that based on error information corresponding to a shift in the phase of a reproduction... Agent: Renesas Electronics Corporation
20120224467 - Recording parameter setting device, program thereof, computer-readable recording medium containing the program, information recording medium, recording/reproducing device, and recording parameter setting method: Recording mark forming method utilizing a device including a laser and a laser drive carried by a pickup having a movement drive wherein a control controls the drives to irradiate a recording medium with laser pulse sequences to form recording marks having recording mark lengths between a predetermined and maximum... Agent: Sharp Kabushiki KaishaPrevious industry: Horology: time measuring systems or devices
Next industry: Multiplex communications
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