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US20130107688 BACKPLANE WITH ENERGY SAVING FUNTION  
A backplane includes a reading module, a determination module, a control module, a light emitting diode (LED). When the backplane is in an energy saving state, the reading module reads a hard disk...
US20070185600 Audio player plush  
An audio player plush includes a battery, digital memory, speaker in electrical communication with the digital memory, and a set of controls modulating speaker output associated with the digital...
US20080273438 ELECTRONIC APPARATUS AND PERSONAL COMPUTER  
An electronic apparatus includes: a housing that is provided with an opening at a bottom face thereof; a printed circuit board accommodated in the housing; a first lid member that is detachably...
US20090238054 OPTICAL DISC DEVICE, TRACKING ERROR SIGNAL GENERATING CIRCUIT, TRACKING ERROR SIGNAL CORRECTING METHOD, AND PROGRAM  
In a DPP-type tracking error signal (TE signal), an offset caused by the difference between the reflectance of a main-beam irradiated part and the reflectance of side-beam irradiated parts is...
US20070139878 Vehicle media system  
A vehicle media system for use in conjunction with a portable media device is set forth. The vehicle media system includes an input module that is mountable, for example, at a console between the...
US20070076534 Method of music data transcription  
The present invention relates to a method of music data transcription, comprising the steps of: (1) as the user connecting a peripheral mobile storage apparatus with a computer, the operation...
US20090028040 Optical Storage Medium and Apparatus for Reading of Respective Data  
The optical storage medium comprises tracks with a mark/space data structure, wherein the tracks comprise alternately partitioned marks and not partitioned marks. The partitioned marks are...
US20070297296 Optical disk apparatus  
An optical disk apparatus, suitable for adjusting fluctuation of a light emitted from an optical pickup in the direction thereof, by means of a tilt adjusting mechanism, irrespective of...
US20100315933 OPTICAL PICKUP DEVICE AND TEMPERATURE CHARACTERISTICS CORRECTION METHOD FOR OBJECT LENS  
In an optical pickup device 1 and a temperature characteristics correction method for an object lens, structure is employed in which a prescribed temperature recognition operation is performed on...
US20080232209 Method Of Controlling Power States In A Multimedia System  
This invention relates to controlling the power states in a multimedia system comprising a multimedia connector box including a multimedia source interconnected to a transmitter module, and a...
US20100008195 Optical Scanning Device and Method for Scanning  
An optical scanning device is adapted for scanning a record carrier having an outer face. The optical scanning device comprises a radiation source for generating a radiation beam, and an objective...
US20080094992 Optical disc device  
An optical disc device includes: a spindle motor for rotating a disc; a motor driving circuit for applying a voltage to the spindle motor to drive the spindle motor; an optical pickup for...
US20060233057 Ultraviolet activating system for preventing digital piracy from recording media  
An optical medium piracy method and system employing a ultraviolet-sensitive state-change material capable of changing state upon activation with a wavelength of ultraviolet between 253+/−25 nm to...
US20080247280 Optical Drive with Constant Radial Bandwidth  
The invention relates to an optical drive for e.g. CD, DVD, HD-DVD or BD disks. A radial servomechanism controls the radial position of a laser beam in response to a push pull signal (PP). The...
US20070206464 APPARATUS AND METHOD FOR CHOOSING TARGET WRITE STRATEGY IN OPTICAL STORAGE SYSTEM  
An apparatus for selecting a target write strategy from a plurality of write strategies is disclosed. The apparatus includes a clock module, for monitoring time taken to write data to an optical...
US20100097910 INFORMATION READOUT DEVICE AND INFORMATION READOUT METHOD  
An information readout device includes an equalizer and a maximum likelihood detector. The equalizer includes a second-order Volterra filter, and equalizes a readout signal read out from an...
US20090167699 TOUCH SCREEN RFID TAG READER  
The efficient incorporation of RFID circuitry within touch sensor panel circuitry is disclosed. The RFID antenna can be placed in the touch sensor panel, such that the touch sensor panel can now...
US20070070870 Servo pattern having reduced noise due to speed variations in linear data storage media  
A set of servo patterns on two or more servo tracks, at least one of which is adjacent to a data track, is described. One or more servo patterns in the set are inverted copies of one or more...
US20080130440 METHOD FOR TESTING A BURNER AND A REWRITER DISK  
A method for testing a burner includes the steps of: providing a rewriter (RW) disk (4) in good burning condition, and inserting the RW disk into a test burner (3) connected to a computer (1);...
US20080170482 METHOD AND APPARATUS FOR IDENTIFYING OPTICAL DISC'S TYPE  
A method for identifying an optical disc's type includes: detecting at least one header's appearance according to a reproduced signal in an optical storage device accessing the optical disc; after...
US20090245036 SERVO CONTROL DEVICE, SERVO CONTROL METHOD, AND SERVO CONTROL PROGRAM  
A servo control device that is capable of optimizing gain that is used in servo control and stabilizing the servo control even when the gain changes due to change in the status of overrecording...
US20070081433 TILT ADJUSTMENT SYSTEM AND METHOD OF OPTICAL DISK DEVICE  
The present invention discloses a tilt adjustment system and method of an optical disk device with a pickup head, which includes a decoder for decoding the encoded information from an optical disk...
US20130336663 OPTICAL SOURCE DRIVER CIRCUIT HAVING OVERSHOOT CONTROLLER  
A driver circuit configured to generate a drive signal for an optical source comprises an overshoot controller that provides an amount of overshoot for a given logic state of the drive signal as a...
US20120127841 PICKUP DEVICE AND OPTICAL DISC DRIVE ADOPTING THE SAME  
Provided are a single beam optical pickup device and a disc drive including the optical pickup device. The optical pickup device includes a light controlling device that prevents or limits stray...
US20090196152 QUARTER-WAVE PLATE, AND OPTICAL PICKUP DEVICE  
A quarter-wave plate includes a base member including a ridge and trough periodic structure with a structural period of λmin/2
US20060077781 Objective lens driving device settled within a height limit of an optical pickup unit  
In an objective lens driving device of a symmetry type having an object lens, an objective lens holder for holding the objective lens, and a damper base apart from the objective lens holder in a...
US20090285060 METHOD OF ADJUSTING GAIN BALANCE OF OPTICAL TRANSDUCER  
A method of adjusting gain balance of an optical transducer includes the following steps. First, two external gains are predetermined. Next, the projection position of a reflection spot is...
US20110235481 STORAGE SYSTEM AND METHOD FOR GENERATING FILE SYSTEM IN THE STORAGE SYSTEM  
A storage system, which includes a plurality of ODDs, is configured so as to easily retrieving a predetermined file from files stored in a plurality of optical discs. The storage system includes a...
US20080056087 Content Transmitting Apparatus and Content Receiving Apparatus  
A content transmitting apparatus and the like which execute copy control of content more securely than conventional, and can count copy number correctly according to the situation, even in the...
US20060153048 PROTECTION WINDOW SIGNAL GENERATOR FOR HEADER DETECTION AND METHOD THEREOF  
Methods and apparatuses for generating a protection window signal for use in header detection of an optical storage medium are disclosed. One of the methods involves: extracting a maximum level of...
US20080291809 DISC ROTATION CONTROL METHOD AND VIDEO CAMERA  
A rotation control method of a disc and a video camera using such a method in the video camera having an optical disc drive therein, wherein a vibration occurring due to the rotation of a disc...
US20060171289 Test disk  
With conventional test discs, changing them takes much time when a pickup is subjected to signal evaluation with respect to DVD- family discs (DVD-R and DVD-RW) and DVD+ family discs (DVD+R and...
US20090147639 OPTICAL DISK UNIT AND DRIVING METHOD THEREFOR  
An optical disk drive according to the present invention has the ability to read data from multiple types of optical disks, each of which includes at least one information storage layer. The drive...
US20050190670 Method and apparatus for reproducing information recorded on a super resolution information storage medium  
A method of and apparatus for reproducing information recorded in a super resolution information storage medium (SRISM) using an appropriate actual reproduction power, which is actually...
US20060256694 Optical system for data storage devices  
An apparatus comprises a moveable arm for positioning an optical transducer adjacent to a storage medium, a light source, and an elliptical or ellipsoid shaped mirror mounted for reflecting light...
US20070217316 Manufacturing method of an objective lens for an optical pickup apparatus and the optical pickup apparatus  
A method of manufacturing an optical pickup apparatus, comprising steps of selecting one type objective lens from plural types of objective lenses different in specification of respective optical...
US20050128894 Optical pickup actuator  
The present invention relates, in general, to an optical pickup actuator and, more particularly, to an optical pickup actuator, in which a depression (120) is formed in a center portion of a rear...
US20070147216 Optical pick-up, method of generating aberration for compensation and optical information processing apparatus using the same  
An optical pick-up to perform recording or reproducing for an optical recording medium is disclosed, which includes a light source configured to emit a light beam, an objective lens configured to...
US20110051582 Predicting Operational Problems in a Hard-Disk Drive (HDD)  
A method and apparatus for determining the likelihood that a hard-disk drive (HDD) will experience an imminent error in operation is provided. The HDD comprises a differential pressure sensor...
US20080253262 Multi Layer Variable Refractive Index Unit  
A variable refractive index unit (140) includes an optical axis and a first layer (144a, 146a, 146a′ of controllably variable refractive index extending in a first predetermined configuration in a...
US20070086295 Data storage disc track centering  
The invention is directed to methods and apparatus for repositioning a data storage disc on a spindle assembly, to reduce eccentricity of data on the disc. The eccentricity can be identified and...
US20070121458 SYNCHRONICITY DETERMINING DEVICE, AND PHYSICAL ADDRESS DETECTING DEVICE AND METHOD  
According to one embodiment, a synchronicity detecting circuit to which a wobble signal reproduced from a recording track is input and which detects a synchronizing signal in the wobble signal, a...
US20050135204 METHOD FOR IDENTIFYING TRACK CAPACITY  
A method for identifying the track capacity of a track on an optical disk, the method includes utilizing an optical disk drive to determine if any link block exists in any track of a session...
US20110249541 OPTICAL DISC UNIT AND SERVO CONTROL METHOD FOR ACTUATOR THEREOF  
In servo control of actuators of an optical disc unit, a gain margin is secured by measuring a mean current or mean voltage applied to each of a focus actuator and a tracking actuator, estimating...
US20060039263 Audio system with removable digital media player  
An audio system with a removable digital media player is presented. The invention comprises a base unit that can receive encoded audio signals, output audio signals to a speaker or other audio...
US20070115778 Physical identification of an optical disc  
A system for identifying an optical disc is provided that includes a set of physical identifiers whose arrangement defines a particular disc type. The set physical identifiers are capable of...
US20060044957 Method and system for automatic cue sheet generation  
A cue sheet generation system is used to compose a cue sheet for submission to PRS from an input EDL. The system parses the EDL to extract data relating to use of musical works associated with a...
US20130201812 SPINDLE MOTOR AND DISK DRIVE APPARATUS  
A spindle motor includes a flat stator, a rotor magnet arranged above the stator, and a magnetic portion made of a ferromagnetic material. The magnetic portion is positioned lower than the stator...
US20090028013 METHOD FOR CALIBRATING A SPHERICAL ABERRATION COMPENSATION LEVEL IN AN OPTICAL DRIVE  
A method for calibrating an SA compensation level of an optical drive is provided. The method includes steps of providing a plurality of SA compensation levels; obtaining a peak-to-peak value of...
US20110170400 LAMINATED HALF-WAVE PLATE, POLARIZING CONVERTER, POLARIZED LIGHT ILLUMINATION DEVICE AND LIGHT PICKUP DEVICE  
First and a second wave plates using quartz crystal having birefringence are laminated together in such a manner that their optical axes intersect to form a laminated wave plate functioning as a...