198086 ⎘
Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation , reproducing using an optical beam at lower power ; Record carriers therefor; Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for operation during external perturbations not related to the carrier or servo beam, e.g. vibration
OPTICAL PICKUP AND OPTICAL DISC DEVICE
#2Optical disc apparatus
#3Optical disc apparatus
#4Optimum gap determined recording/reproducing apparatus
#5METHOD FOR DETERMINING FOCUS HEIGHT
#6Optical disk apparatus with an improved track jump performance
#7Optical disc device
#8Optical disk apparatus with an improved track jump performance
#9OPTICAL DISC DRIVE WITH DELAYED LAYER JUMP
#10Method for distinguishing unbalanced disc
#11Optical disk drive for scanning an optical disk with a scanning velocity and method for scanning an optical disk with a scanning velocity
#12Optical disc device
#13OBJECTIVE LENS ACTUATOR
#14OPTICAL DISC RECORDER AND VIBRATION SENSITIVE CONTROL METHOD
#15METHOD OF MECHANICAL SHOCK DETECTION AND METHOD AND APPARATUS FOR RECORDING DATA ONTO AN OPTICAL DISC
#16Optical disk device and parameter selection method
#17Positioning control unit and optical disk drive
#18System for preventing excessive skipping on audio disks
#19Optimum gap determined recording/reproducing apparatus and method
#20Optical pickup device, optical pickup controller and optical pickup control method
#21Information recording apparatus and method, information reproducing apparatus and method, and computer program
#22Optical disc apparatus
#23OPTICAL DISK DEVICE
#24Device and method for use in optical record carrier systems
#25Optical disc device
#26OFF-TRACK DETECTION CIRCUIT
#27Method of writing data to a disc, disc drive
#28Optical disk apparatus and method of controlling optical disk apparatus
#29Optical pickup apparatus
#30Optical data access apparatus and method thereof
#31Optical disc device
#32Disc device
#33Optical Storage System Method for Improving Reliability Thereof
#34Recovery of Lost Track Focusing on an Optical Disc
#35Optical Drive with Constant Radial Bandwidth
#36Anti-Shock Optical Recording and Reproducing Device
#37Optical pickup device
#38DISC DRIVE AND METHOD FOR DETERMINING WRITE PARAMETERS
#39OPTICAL PICKUP AND DISK DRIVE DEVICE
#40Optical Pick-Up Unit
#41Disc Drive Apparatus With Non-Linear Observer
#42Feeding device for a slot-in optical disk drive
#43Method and apparatus for determining a recordable position of a writable disk
#44Head position control method, head position control device and disk device
#45Disk drive system employing effective disk surface stabilization mechanism
#46Tracking controlling apparatus, method and program
#47OPTICAL DISK DEVICE
#48Protection mechanism of an optical disc drive and method thereof
#49Optical disc apparatus
#50Disk device, positioning control circuit and information processing apparatus using same
#51Method And Device For Writing Multiple-Layer Optical Discs
#52Off track write protection using filtered position error signal
#53Optical disk device
#54Shake responsive portable media player
#55Optical recording apparatus, optical recording method, and digital still camera
#56Optical disk apparatus with an improved track jump performance
#57Optical head having a position detection portion and optical disk device utilizing the optical head
#58Optical disc system and method for managing shock during data record/play
#59Off-track relief processing method for optical disk apparatus, and optical disk apparatus
#60Information storage apparatus
#61Information recording/reproducing method and apparatus for same
#62Pickup unit and disk drive unit provided with such a pickup unit
#63Disc drive apparatus
#64Optical recording system and method thereof
#65Optical disk stabilizing apparatus and method of controlling optical disk stabilizing apparatus
#66Disk drive system employing effective disk surface stabilization mechanism
#67DISC DRIVE WITH IMPROVED RESISTANCE AGAINST MECHANICAL SHOCKS
#68Optical disk device
#69Extended focus control
#70Optical disk apparatus and method of adjusting the same
#71Disc drive apparatus
#72Head position control method, head position control device, and disk device
#73Sensing and correcting angular orientation of holographic media in a holographic memory system by partial reflection, the system including a galvano mirror
#74Optical disc apparatus and control method including an excess detection mode
#75Optical disc drive
#76Optical disc device and recording and reproduction methods of an optical disc device
#77Drive apparatus
#78Optical disk drive unit
#79Information recording/reproduction apparatus
#80Optical pickup for optical disk drive and driving method thereof
#81Device for controlling the position of an optical lens
#82Method for compensating frequency response of an actuator in an optical disc drive
#83Apparatus and methods for writing data to an optical medium
#84Method for driving an actuator, actuator drive, and apparatus comprising an actuator
#85Apparatus and method of optical disk recording while detecting vibration
#86Apparatus for processing data stored on a data carrier having some defects and method of method of processing data on such a disc
#87Optical disk drive with protected pick-up unit
#88Disc drive with improved resistance against mechanical shocks
#89Disc drive apparatus
#90Information disc recording/playback apparatus, and vibration detection method for information disc recording/playback apparatus
#91Self-sensing active-damping voice coil
#92Information disc recording/playback apparatus, and vibration detection method for information disc recording/playback apparatus
#93Information disc recording/playback apparatus and method for counting pulses and controlling a rotation speed of an information disc
#94Information disc recording/playback apparatus and method for counting pulses and controlling a rotation speed of an information disc
#95Optical disk apparatus
#96Portable media player with adaptive playback buffer control
#97Method and apparatus for focused beam processing of recording media
#98Optical information recording/reproducing apparatus capable of detecting timing to interrupt recording or reproducing
#99Recording/reproduction apparatus and recording/reproduction method
#100Pickup control device, optical disk apparatus and pickup control method for the same
#101Controller device with switchable characteristic
#102Module for improving optical disc readability via dynamically adjusting optical focus position and method for the same
#103System and method for detecting and recovering from an off-format state in an optical disc drive
#104Lens driving device for optical read and/or write system and optical read/write system
#105Smart burn method for optical drive
#106Apparatus for reproducing information recorded in optical recording medium, and computer product
#107Information storage apparatus
#108Optical disk device and method of control of an optical disk utilizing retry feature
#109Optical information recording and reproducing apparatus
#110Hologram recording medium, recording/reproducing method and recording/reproducing apparatus
#111Method and apparatus for tracking servo control of an optical disc playback apparatus
#112Method and apparatus for determining a recordable position of a writable disk
#113Information disk recording/reproducing device and method for controlling recording/reproducing speed thereof
#114Optical disc apparatus having dynamic damper mechanism
#115Optical disk apparatus and an optical disk recording and reproducing method
#116Optical pickup actuator
#117Apparatus and method for detecting and compensating for resonance frequency in data storage system
#118Data reproducing apparatus and program for performing a data reproducing process
#119Optical disk device
#120Optical pickup apparatus