Information recording and playback device

Servo processor receiving photodetector signals

Optical disk apparatus, control method, control program and information storage medium

Optical disk apparatus, control method, control program and information storage medium

Optical disc device and focus control method thereof

Optical information processing apparatus and optical information processing method, and adjustment device, adjustment method, and adjustment program for optical information processing apparatus

Drive carrier light source control

Methods for balancing a disk drive

Optical recording/reproduction method and optical recording/reproduction device

Optical disk apparatus

Collimator for optical pick-up units

OPTICAL DISK DEVICE AND SEMICONDUCTOR DEVICE

OPTICAL DISC APPARATUS

Optical disc apparatus

Optical disk device

Optical disc apparatus

OPTICAL DISC APPARATUS

Data recording and reproducing apparatus and data library device

Method for determining phase difference of tracking error signal in optical disc drive

OPTICAL DISC DEVICE

Method and device for sensitivity compensation

Guide-layer separated optical recording medium, optical recording medium drive apparatus, and recording layer access method

Method of vertical deviation disc detection

METHOD AND APPARATUS FOR ACCESSING DATA FROM DISC WITH LINKING AREA

Optical disk device and optical disk discriminating method

Optical disc apparatus, focus control method and control program

Optimum gap determined recording/reproducing apparatus

Spherical aberration correction appropriate position search apparatus, and spherical aberration correction appropriate position search method

Optical data recording/reproduction apparatus

Spherical aberration compensation method and device of optical disc drive

Optical information reproducing device, optical information reproducing method and integrated circuit

Method and apparatus for judging blank area and data recorded-area of optical disc

METHOD FOR CALIBRATING TRACKING ERROR SIGNAL IN OPTICAL DISK DRIVE

INTEGRATED CIRCUIT AND OPTICAL DISC APPARATUS

SIGNAL PROCESSING CIRCUIT AND OPTICAL DISC REPRODUCING DEVICE

Optical information processing method and optical information processing apparatus

Optical disk apparatus

OPTICAL DISC DEVICE AND OPTICAL DISC DEVICE DRIVE METHOD

OPTICAL DISC DEVICE AND RECORDING AND REPRODUCING METHOD

Optical disc apparatus and method for controlling the same

Optical disk drive device and additional recording method

Optical disc apparatus, driving method of optical disc apparatus

TE signal polarity determining system and related method thereof

Method and system for rotational control of data storage devices

Optical disc apparatus

Data storage system and method for calibrating same

TILT ADJUSTMENT CONTROL METHOD OF NEAR-FIELD OPTICAL SYSTEM

Optical disk device

METHOD FOR DETERMINING FOCUS HEIGHT

Methods for overwite cycle improvement of optical storage medium and related machine readable media

Recording apparatus and recording method

Optical disk device and optical disk discriminating method

Optical disc apparatus for executing recording or reproducing onto/from a multilayered optical disc having at least 3 layers

Servo control using digital signal processing for optical disk drive

METHOD AND DEVICE FOR ADJUSTING TILT OF RECORDING MEDIUM

METHOD FOR CALIBRATING SIGNAL OFFSETS ON LIGHTSCRIBE DISC

Optical disc recording device

METHOD FOR CALIBRATION FOCUSING ERROR SIGNAL OF LIGHTSCRIBE DISC

Optical disk reproducing device and optical disk recording and reproducing device

Optical disc apparatus and tracking control method

METHOD FOR CALIBRATING ACTUATOR

Recording and reproducing apparatus, method of calculating temperature characteristic compensation operation coefficient, and reproducing apparatus

Optical disk device

OPTICAL PICKUP DEVICE AND TEMPERATURE CHARACTERISTICS CORRECTION METHOD FOR OBJECT LENS

Optical disc device

DISC STARTUP TIME OF AN OPTICAL DRIVE

Interlayer movement apparatus, and integrated circuit for interlayer movement apparatus

Method for determining type of disk and apparatus thereof

Optical disc apparatus

OPTICAL INFORMATION REPRODUCING METHOD, OPTICAL INFORMATION REPRODUCING APPARATUS, AND OPTICAL INFORMATION RECORDING MEDIUM

Recording/reproducing apparatus and adjustment method therefor

Optical disc reader

Optical disc signal processing device, optical disc signal processing method, optical disc reproduction and recording device, and optical disc reproduction and recording method

OPTICAL DISC CONTROL DEVICE

OPTICAL DISC APPARATUS, FOCUS ERROR SIGNAL ADJUSTMENT METHOD, PROGRAM, AND INTEGRATED CIRCUIT

Spherical aberration compensation adjustment

Optical disk apparatus

INFORMATION REPRODUCING APPARATUS, SERVO ADJUSTING METHOD, AND THE LIKE

OPTICAL PICKUP APPARATUS AND METHOD OF CONTROLLING THE SAME

Focus optimization routine with sub-optimal jump settings in optical disc systems

Information Recording/Reproducing Apparatus and Track Offset Adjusting Method of Information Recording Medium

Multi-layered optical disk and optical disk device capable of addressing a focus lead-in operation

Method for gradually closing down a focus control loop of an optical drive system

Optical tape system

Optical tape embossing drum and optical tape embossing drum shim

Optical tape test system

Data storage system and linear tape

Data storage system and method for operating a servo system

METHOD AND APPARATUS FOR ACCESSING DATA FROM DISC WITH LINKING AREA

Optical Disc Apparatus and Focus Offset Control Method

Optical disc apparatus, method of adjusting focus offset for optical disc apparatus, and program for executing focus offset adjustment

TILT CONTROL METHOD, INTEGRATED CIRCUIT AND OPTICAL DISC DEVICE

OPTICAL DISK DRIVE

Device and method for recording and/or reproducing data onto/from information recording medium by using near-field light and information recording medium

Power calibration in optical disc drives

Optimizing focus point for optical disc

Optical disc apparatus

Storage system and optical pick-up unit

SERVO SYSTEM OF OPTICAL DISC AND RELATED SERVO METHOD

Optical disk device

Optical Disc Apparatus and Focus Offset Setting Method Thereof

Optical Disc Drive

Signal processing device for optical disks and optical disk apparatus

Method and device for sensitivity compensation

Optical disk reproduction apparatus and optical disk reproduction method

Acting track-crossing during tracking error adjust

Optical storage system and spherical aberration compensation apparatus and method thereof

Optical information apparatus with gap control system

Optical disc apparatus therefor

METHOD FOR MEASURING AND OPTIMIZING RADIAL TO VERTICAL CROSSTALK

Optical disc apparatus, method of controlling the same, and information storage medium

INFORMATION REPRODUCING METHOD

Optical disc apparatus, method of controlling the same, and information storage medium

OPTIMIZING CALIBRATION SYSTEM

Optical disc device, method for activating optical disc device, and control circuit

Optical disc apparatus, method, and information storage medium for reading information recorded on an optical disc medium

Method of adjusting gain balance of optical transducer

Optical disk drives and method for controlling track-seeking for optical disk drives

Disc drive and photo-detector circuits

RECORDING DEVICE AND RADIAL OFFSET CALIBRATION METHOD

Optical disk drive with disk type determination and method of determining a disk type of an optical disk with an optical disk drive

Information processing device and method, program, and recording/reproducing device

Optical disc device and media type determination method

Method and apparatus for compensating astigmatism in an optical storage system

Optimum gap determined recording/reproducing apparatus and method

Method for setting spherical aberration correction and device using the method

Focus control device, and optical disc device

Optical disc device

OPTICAL HEAD TRANSFER DEVICE, INTEGRATED CIRCUIT FOR OPTICAL HEAD TRANSFER DEVICE, FOCUSING LENS DRIVING DEVICE, AND INTEGRATED CIRCUIT FOR FOCUSING LENS DRIVING DEVICE

Control apparatus, control method, access apparatus, access method, program and write-once recording medium

SPHERICAL ABERRATION COMPENSATION METHOD OF OPTICAL STORAGE DEVICE

PARAMETER ADJUSTING METHOD AND DATA RECORDING/REPRODUCING DEVICE

SPHERICAL ABERRATION CORRECTION APPARATUS AND SPHERICAL ABERRATION CORRECTION METHOD

Optical disc and optical disc device

Optical disc apparatus

OPTICAL DISC APPARATUS, GAIN SETTING METHOD AND PROGRAM

Servo parameter detection method and optical pickup device using the same

Optical disk apparatus, signal processing semiconductor integrated circuit constituting the same, and operation method

Defocus detection device, defocus detection method and optical disk unit using the same

Optical information recording apparatus

Device and method for use in optical record carrier systems

Optical disk apparatus

Method of focus capture in an optical drive

Optical disc playback device

Optical disc apparatus and spherical aberration correcting method

Optical disk device with coma aberration correction

Optical disc drive

Optical disc recording and reproducing apparatus

Optical disc device

Optical disk apparatus, control method, and program

TE signal polarity determining system and related method thereof

TE signal polarity determining system and related method thereof

Jitter counter and optical disc apparatus using same

Focus servo controlling method and apparatus and optical disk drive using the focus servo controlling method

Optical disk device

OPTICAL DISC APPARATUS AND DETERMINATION METHOD OF OPTIMUM FOCUS POSITION

Optical information reproducing method, optical information reproducing device, and optical information recording medium

Optical disk device and optical disk discriminating method

Optical disk device

Optical disc apparatus and method of driving the same

Optical disk drive with spherical aberration measurement and method of measuring spherical aberration in an optical disk drive

Method and system for signal gain control in optical disc drives

Optical disk device and control method for the same

Method for calibrating a spherical aberration compensation level in an optical drive

FOCUS CONTROL FOR A MEDIUM SCANNING SYSTEM

Data recording/reproduction method and data recording/reproduction apparatus

Method for calibrating focus balance of optical disk drive

Apparatus and method for calibrating focus balance in an optical disk drive

Optical disc device and converging position correction method

Control Method for an Optical Drive with Different Bandwidths

Compensation value setting device and compensation value setting method

Initial focus optimization for an optical scanning device

Focusing control method for reading/writing optical disc

OPTICAL DISC APPARATUS AND OPTICAL DISC APPARATUS CONTROL METHOD

INFORMATION RECORDING/REPRODUCING APPARATUS AND INFORMATION RECORDING/REPRODUCING METHOD

Tracking Error Signal Calibration Method, and Disc Drive Implementing Such Method

METHOD AND DEVICE FOR READING INFORMATION RECORDED IN A BOUNDARY AREA ON AN OPTICAL DISC

Optical disk apparatus with approximate focus control of laser beam

Optical Record Carrier Comprising An Indiction Area for Indicating Whether A Recordable Area Is Fully Recorded, And Devices For Use With Such Record Carrier

Calibration method for determining servo parameters for accessing an optical disc

System and method for calibrating recording track offset of optical storage device

Parameter Variation Before Closing Radial Control Loop

Recording type optical disc medium and optical disc device for the same

Information recording medium, integrated circuit, recording/playback apparatus, computer program, and information recording/playback method

INFORMATION RECORDING MEDIUM, INTEGRATED CIRCUIT, RECORDING/PLAYBACK APPARATUS, COMPUTER PROGRAM, AND INFORMATION RECORDING/PLAYBACK METHOD

Information recording medium, integrated circuit, recording/playback apparatus, computer program, and information recording/playback method

Information recording medium, integrated circuit, recording/playback apparatus, computer program, and information recording/playback method

Method for pre-calibrating balance gain of analog front end in optical disk drive to calibrate variation of focus balance

Method of vertical deviation disc detection

Method and System to Improve Playability of Optical Record Medium

Apparatus and method to write/reproduce data to/from optical disc

Optimization Spherical Aberration to Determine Current Layer

Optical information recording-reproduction apparatus

Method and apparatus for generating frequency-multiplied frequency generator signal used in optical drive

Optical disc apparatus capable of performing recording and/or reproducing of information with reducing aberration

OPTICAL DISC APPARATUS

Method for recording to and reproducing from an optical recording medium, optical recording medium, and recording and reproduction apparatus for the same

Optical disc apparatus and method for determining information recording layer in optical disc

FOCUSING CONTROL METHOD FOR READING/WRITING OPTICAL DISC

Tangential Disc Tilt Measurement and Corrective Action

System and method for adjusting tilt angle of light beam

Optical recording and reading method, optical recording and reading apparatus, and optical recording medium

METHOD AND APPARATUS FOR IDENTIFYING OPTICAL INFORMATION STORAGE MEDIUM

Optical information recording and reproducing apparatus that sets a movable range of an objective lens based on the type of recording medium

OPTICAL DISC APPARATUS AND OPTICAL DISC RECORDING AND REPRODUCING METHOD

Optical disk apparatus and focusing method

Optical disk apparatus

Optical disc and optical disc device

Optical disc and optical disc device

Optical disc device and tracking control method

Apparatus and method for controlling tracking error balance in optical disc apparatus

METHOD FOR OPTIMIZING PARAMETER OF INFORMATION STORAGE APPARATUS

Optical disc center error amplitude calibration

DATA RECORDING AND REPRODUCING APPARATUS AND RECORDING LEARNING METHOD

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISK HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISK HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISK HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

METHOD AND DEVICE FOR MEASURING ECCENTRICITY OF OPTICAL DISK

OPTICAL DISK HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

Optical disk device and data recording method

OPTICAL DISC DEVICE AND METHOD FOR FOCUS CONTROL

Optical drive servo with a servo processor receiving photodetector signals

OPTICAL DISK HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISK HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISK HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

Optical disc having tracking polarity information, and apparatuses and methods for recording and reproducing user data on the same

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

Tracking Error Signal Calibration Method, and Disc Drive Implementing Such Method

Method for calibrating a tracking error signal of an optical disk drive

Method and Device for Focus Management When Recording on Optical Storage Media

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

Optical disk drawing apparatus, optical disk drawing system and optical disk drawing method

Optical pickup, optical disk drive, optical information recording/replaying device, and tilt adjusting method

Optical disc apparatus

Optical state recognizer, information processor, and optical state recognizing method

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

Optical Disc Apparatus

Optical recording medium driving device and spherical aberration adjustment method

Optical disc having tracking polarity information, and apparatuses and methods for recording and reproducing user data on the same

Optical disc and optical disc device

OPTICAL DISK HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

Disk drive apparatus and method for adjusting focus bias and spherical aberration correction value

Optical disc apparatus and semiconductor device

Recording device, recording method, and computer program

OPTICAL DISC HAVING TRACKING POLARITY INFORMATION, AND APPARATUSES AND METHODS FOR RECORDING AND REPRODUCING USER DATA ON THE SAME

Optical information recording reproduction device

Optical disc and optical disc device

Optical disc and optical disc device

Optical disc and optical disc device

Information reproducing/recording apparatus

Method of adjusting spherical aberration and focus offset and information recording/reproduction apparatus using the same

Optical Disc Recording/Reproduction Device

Focus servo apparatus

Optical disc apparatus and method of setting defocus value thereof

Optical pickup and optical information recording apparatus using the same

Optical pickup and optical information recording apparatus using the same

Optical pickup and optical information recording apparatus using the same

Optical pickup and optical information recording apparatus using the same

Method and System for Automatically Locating the Optimal Controller Parameters of Optical Drive

Optical pickup and optical information recording apparatus using the same

Optical disc and optical disc device

METHODS FOR DETERMINING RELATIONSHIP BETWEEN MAIN BEAM AND SIDE BEAM IN OPTICAL STORAGE DEVICE AND RELATED APPARATUSES

OPTICAL DISK APPARATUS AND PICKUP POSITIONING METHOD

Focusing Method and Optical Disk Device

Method and apparatus of adjusting focusing servo in optical disc device

Recording/reading method for an optical recording medium using an irradiating a laser beam

Optical disc apparatus and control method for optical disc apparatus

Optical Pickup Control Circuit

APPARATUS AND METHOD FOR SERVO BALANCE CALIBRATION IN OPTICAL DISC DRIVER

Optical disk apparatus

Optical Disc Device and Optical Disc Semiconductor

Optimizing focus point for optical disc

Optical pickup device

Servo control apparatus, servo control method, optical disc apparatus and video camera recorder

Optical disk device and optical disk gain adjusting method

Optical disc apparatus and data writing method therefor

Optical disc signal processing apparatus, optical disc signal reproducing apparatus, signal processing circuit, and signal reproducing circuit

Optical disc and optical disc device

Optical disc and optical disc device

Optical disc and optical disc device

Optical disc and optical disc device

Optical disc and optical disc device

Optical disk apparatus and driving method thereof

METHOD FOR MOVING SLEDGE OF OPTICAL DISC DRIVE

Method for Improving Robustness of Optical Disk Readout

Optical disc apparatus, tracking control method, and integrated circuit

Information recording medium, integrated circuit, recording/playback apparatus, computer program, and information recording/playback method

System and method of adjusting channel properties for optical storage systems

Optical tape drive systems

Optical disk recording/reproducing device and disk determination method for optical disk recording/reproduction device

Optical disc apparatus

Optical disk apparatus for carrying out a defocus regulation

Optical Disc Recording/Reproduction Device

Method and apparatus of compensating for misalignment in an optical disk device

Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit