198130 ⎘
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; Heads, e.g. forming of the optical beam spot or modulation of the optical beam; Means for guiding the beam from the source to the record carrier or from the record carrier to the detector; Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means during transducing, e.g. to correct for variation of the spherical aberration due to disc tilt or irregularities in the cover layer thickness
Reproducing device
#2Reproducing device
#3Optical disc apparatus and control method thereof
#4Optical disc device and spherical aberration error signal detection method
#5Recording/reproducing apparatus
#6Reproducing device
#7OPTICAL INFORMATION RECORDING/REPRODUCTION DEVICE AND ADJUSTMENT METHOD
#8OPTICAL INFORMATION RECORDING AND REPRODUCING DEVICE AND OPTICAL INFORMATION RECORDING AND REPRODUCING METHOD
#9Optical recording and playback apparatus
#10Recording device
#11Optical disc device, control method thereof, program, and information storage medium
#12Optical disk apparatus, control method, control program and information storage medium
#13Objective lens and optical pickup device
#14OPTICAL PICKUP
#15TRACKING CONTROL METHOD, TRACKING CONTROL DEVICE, AND OPTICAL DISC DEVICE
#16Optical disk device and method for controlling the same
#17Optical disc device
#18Optical pickup device and optical disc device
#19OPTICAL DISK DEVICE AND OPTICAL PICKUP THEREFOR
#20OPTICAL INFORMATION DEVICE AND LOSS-OF-CONTROL DETECTION METHOD
#21Optics with Simultaneous Variable Correction of Aberrations
#22Optical disc device and recording method
#23Optical information recording/ reproducing apparatus and optical information recording and reproducing method
#24Objective lens, optical pickup, and optical drive device
#25Optical disk device, control method therefor, program, and information recording medium
#26PLAYBACK DEVICE, PLAYBACK METHOD AND PROGRAM
#27Tilt angle adjustment method for objective lens and optical information recording/reproducing apparatus
#28Holographic memory device and reproduction/recording method
#29COMA ABERRATION COMPENSATING DEVICE, COMA ABERRATION COMPENSATING METHOD, AND OPTICAL DISC
#30Pickup apparatus, optical recording and reproduction apparatus, and recording and reproduction method
#31COMA ABERRATION COMPENSATING DEVICE, COMA ABERRATION COMPENSATING METHOD, AND OPTICAL DISC
#32OPTICAL UNIT, CONTROL METHOD, AND OPTICAL INFORMATION RECORDING/REPRODUCING DEVICE
#33Variable mirror actuator and optical disc drive
#34Optical disc apparatus for executing recording or reproducing onto/from a multilayered optical disc having at least 3 layers
#35DEFORMABLE MIRROR DEVICE AND SIGNAL PROCESSING APPARATUS
#36OPTICAL RECORDING-REPRODUCING APPARATUS
#37Compound, polymerizable liquid crystal composition, optical element and optical information writing/reading device
#38Optical disc device
#39Optical system for compensating for coma aberration and/or spherical aberration in an optical pickup device and optical pickup device having the same
#40Optical disc apparatus
#41Optical system for compensating for spherical aberration and/or coma aberration in an optical pickup device and optical pickup device having the same
#42Optical disc device, optical head, and information processing device
#43Optical pickup apparatus and objective lens
#44Recording/reproducing apparatus and adjustment method therefor
#45Drive device, optical head, and optical disk recording/reproducing device
#46OPTICAL INFORMATION RECORDING MEDIUM AND RECORDING AND REPRODUCTION APPARATUS
#47Optical pickup device and collimate lens
#48Optical pickup device
#49OPTICAL HEAD DEVICE AND OPTICAL INFORMATION RECORDING/REPRODUCING DEVICE
#50Correcting temperature characteristic of optical pickup of an optical disk recording/reproducing apparatus
#51OPTICAL HEAD UNIT AND OPTCAL INFORMATION RECORDING/REPRODUCING APPARATUS
#52Optical pickup apparatus, focal-point adjusting method, and optical disc apparatus
#53Aberration correcting device, optical head, and optical disc apparatus
#54Optical pickup and information equipment
#55Drive control apparatus, drive control method and optical pickup apparatus
#56Optical disc device, method for activating optical disc device, and control circuit
#57Optical disc device
#58Optical information recording/ reproducing device and optical information recording/ reproducing method
#59OPTICAL PICKUP APPARATUS
#60OPTICAL PICKUP APPARATUS
#61Optical pickup apparatus
#62Method for setting spherical aberration correction and device using the method
#63Optical pickup apparatus
#64Optical pickup device, optical pickup controller and optical pickup control method
#65Method and apparatus for deciding spherical aberration compensation value
#66Optical pickup device and optical disc apparatus
#67Optical pickup
#68Optical pickup having an aberration correction function
#69MULTI-CHANNEL OPTICAL RECORDING AND/OR REPRODUCING APPARATUS AND METHOD OF CONTROLLING THE SAME
#70Optical head and optical disc device
#71Multi-format optical storage medium, optical pickup, and optical read/write device
#72Optical pickup device
#73Aberration Detector and Optical Pickup With Same
#74Optical scanning device with compact spherical aberration compensation
#75Optical information recording-reproducing apparatus
#76Optical disc, optical disc unit and method of controlling the optical disc unit
#77Manufacturing method for variable shape mirror
#78Optical pick-up head, optical information apparatus, and optical information reproducing method
#79Optical head device and optical disk apparatus
#80Multi Layer Variable Refractive Index Unit
#81Method and Device For Compensating Tilt of an Optical Data Carrier
#82Optical pickup
#83Spherical Aberration Detector
#84Optical pickup having thermal expansion compensation
#85OPTICAL HEAD UNIT AND OPTICAL DISC DRIVE
#86Optical disc apparatus capable of performing recording and/or reproducing of information with reducing aberration
#87Optical pickup and optical information reproduction system
#88Disc Device and Control Method for the Same
#89METHOD AND APPARATUS FOR DISCRIMINATING OPTICAL INFORMATION STORAGE MEDIA
#90Optical pickup device
#91Liquid-crystal optical element, camera using the same, and optical pickup device using the same
#92Optical disk apparatus
#93Optical disk apparatus
#94Optical element, optical head, optical recording reproducing apparatus and optical recording/reproducing method
#95Optical recording medium, information recording or reproducing method, and information recording or reproducing apparatus
#96Method of configuring shape-deformable mirror, optical pickup device, and recording and reproduction unit
#97Optical pick-up head, optical information apparatus, and optical information reproducing method
#98Optical pickup, optical disk drive, optical information recording/replaying device, and tilt adjusting method
#99Optical pick-up head, optical information apparatus, and optical information reproducing method
#100Optical pickup apparatus
#101Spherical aberration detecting device and an optical pickup device including same
#102Objective lens, optical pickup device, and optical disc apparatus
#103Optical head device and optical information apparatus using this optical head device, and computer, optical disk player, car navigation system, optical disk recorder and optical disk server using this optical information apparatus
#104OPTICAL PICKUP DEVICE AND OPTICAL DISK DEVICE
#105Optical pick-up head, optical information apparatus, and optical information reproducing method
#106Aberration correction device, aberration correction method and optical pickup
#107Aberration correction element, optical pickup and optical disc apparatus
#108Variable shape mirror
#109Object lens for optical pickup, optical pickup and optical information processing device
#110Optical pick-up
#111METHOD OF CORRECTING CHROMATIC ABERRATION GENERATED DURING CONVERSION FROM REPRODUCING MODE TO RECORDING MODE, AND RECORDING METHOD AND RECORDING AND REPRODUCING APPARATUS ADOPTING THE CORRECTION METHOD
#112Servo Branch of Optical Disc Drive Comprising a Switchable Diaphragm and a Device for Beam Deflection, and Methods for Measuring Beam Lanking and Spherical Aberration
#113Optical pickup device
#114OPTICAL DISK DEVICE
#115Optical disc drive
#116Birefringent optical system
#117Apparatus, optical disc drive, and method of controlling the optical disc drive
#118Optical disc apparatus
#119Deformable mirror device
#120Aberration correcting element in the optical head of a recording and reproduction system using independent control of phase distribution and defocus pattern variables
#121Optical disc apparatus
#122Optical pickup apparatus and liquid crystal optical element
#123Optical disc apparatus
#124Variable shape mirror and optical pickup device having the same
#125Optical pick-up head, optical information apparatus, and optical information reproducing method
#126Optical pick-up head, optical information apparatus, and optical information reproducing method
#127Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit
#128Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit
#129Optical disc device
#130Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit
#131Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit
#132Optical disc apparatus, optical pickup apparatus, and method for reducing astigmatism
#133Deformable mirror device, deformable mirror plate
#134Reproducing apparatus, and method of adjusting spherical aberration correction and focus bias
#135Method and apparatus for measuring the depth of a data record layer in an information record medium
#136Optical head unit and optical disc apparatus
#137Optical pick-up, method of generating aberration for compensation and optical information processing apparatus using the same
#138Optical pickup and optical information reproducing apparatus using same
#139Optical reading apparatus capable of correcting aberration
#140Method and apparatus capable of detecting spherical aberration caused by a storage medium
#141Optical head apparatus and optical information recording and reproduction apparatus
#142Optical head having a position detection portion and optical disk device utilizing the optical head
#143Optical head apparatus and optical information recording and reproduction apparatus
#144Variable-shape mirror and optical pickup apparatus therewith
#145Variable-shape mirror and optical pickup apparatus therewith
#146Optical head device and optical information apparatus using this optical head device, and computer, optical disk player, car navigation system, optical disk recorder and optical disk server using this optical information apparatus
#147Optical pickup apparatus capable of detecting and compensating for spherical aberration caused by thickness variation of recording layer
#148Variable-shape mirror, optical pickup therewith, and method for fabricating a variable-shape mirror
#149Optical pickup apparatus
#150Objective optical system for optical recording media and optical pickup device using it
#151Variable-shape mirror and optical pickup device therewith
#152Holographic recording and reproduction apparatus, and method with temperature adjustment device for semiconductor laser
#153Optical head device and optical information recording/reproducing device
#154Optical disk apparatus and pickup unit
#155Optical pick-up device
#156Optical pickup device
#157Optical head, light-emitting/receiving device, and apparatus for recording/reproducing optical recording/recorded medium
#158Liquid crystal optical element, optical device, and aperture control method
#159Light wavefront measuring instrument, light wavefront measuring method, and light source adjusting method
#160Focus servo apparatus
#161Optical disk device and information recording/reproducing method
#162Optical disk writing and reading apparatus, and method thereof
#163Optical disk device and information recording/reproducing method
#164Optical disk device and information recording/reproducing method
#165Optical disk apparatus for detecting tilt of an optical disk, and an optical disk for tilt detection
#166Liquid crystal device for compensating for aberration, optical pickup including liquid crystal device, and optical recording and/or reproducing apparatus employing optical pickup
#167Optical disk device and optical component used therein
#168Optical pickup including aberration correction lens assembly
#169Actuator, optical device, and optical recording/reproducing apparatus
#170Optical head device and method for correcting spherical aberration
#171Optical pickup device with variable refractive index
#172Optical disk unit and aberration correcting method used for this
#173Optical head and optical device provided with optical head
#174Optical pickup device
#175Optical information recording/reproducing apparatus comprising spherical aberration mechanism
#176Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit
#177Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit
#178Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit
#179Spherical aberration detection
#180Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit
#181Optical pickup spherical aberration compensating method, optical pickup spherical aberration focus offset compensating method, and optical pickup device
#182Optical disk apparatus using mechanism for controlling spherical aberration
#183Optical pickup and optical disc device
#184Optical head
#185Aberration correction apparatus, and control apparatus, control method and control program of optical pickup
#186Optical element, optical head, optical recording reproducing apparatus and optical recording/ reproducing method
#187Optical record carriers
#188Optical element, optical head, optical recording reproducing apparatus and optical recording/reproducing method
#189Aberration correction element, optical pickup, and information equipment
#190Optical element, optical head, optical recording reproducing apparatus and optical recording/ reproducing method
#191Optical pickup for detecting thickness variation of a recording medium, and/or compensating for spherical aberration caused by thickness variation of a recording medium
#192Objective lens drive unit in an optical head
#193Optical element, optical head, optical recording reproducing apparatus and optical recording/reproducing method
#194Optical pickup for three different types of optical discs and recording and/or reproducing apparatus using same
#195Optical disk unit capable of restraining changes in light quantity
#196Optical pickup apparatus including collimator lens with first lens group having negative power and being fixed and second lens group having positive power and being movable
#197Optical pickup, optical information processing apparatus and optical information processing method
#198Optical disk and recording/reproducing apparatus
#199Optical pickup head compatible with two different optical recording media
#200Wavefront aberration correcting device and optical pickup equipped with the same
#201Optical disc drive apparatus, information reproducing or recording method
#202Optical pickup apparatus
#203Optical pickup apparatus with objective optical system and guiding optical system
#204Optical pickup apparatus and an optical disc drive apparatus equipped with such an optical pickup
#205Optical pickup device that corrects the spot shape of reflected light beams
#206Optical pick-up head, optical information apparatus, and optical information reproducing method
#207Optical recording/reproduction apparatus having mechanism for correcting spherical aberration
#208Optical head device, optical recording device, and optical recording method
#209Liquid crystal optical element and optical device
#210Liquid crystal device, its driving method, and driving apparatus
#211Objective lens for high-density optical focusing and an optical disk in an optical pickup
#212Deformable mirror and information device having the deformable mirror
#213Optical head device and optical information device using this and computer optical disk player car navigation system optical disk recorder and optical disk server using this optical information device
#214Optical pickup device capable of correcting spherical aberration
#215Optical pickup device capable of correcting spherical aberration
#216Spherical aberration compensation actuator and optical pickup system
#217Recording/reproducing apparatus with optical path correction system
#218Optical element, optical head, optical recording reproducing apparatus and optical recording/reproducing method
#219Optical head device having deformable reflecting mirror
#220Optical pickup device
#221Optical head apparatus and optical information recording and reproduction apparatus
#222Liquid crystal device and its manufacturing method
#223Optical pickup apparatus
#224Recording/reproducing apparatus for optical information recording medium and optical head
#225Multilayer optical recording medium and storage device
#226Optical pickup apparatus and optical recording medium playback apparatus
#227Optical head and optical recording/reproducing device using it and aberration correction method
#228Optical scanning device
#229Optical disc device
#230Optical disc drive and optical pickup
#231Optical pick-up having a spherical aberration compensator and a method of compensating for spherical aberration
#232Optical pick-up aberration correcting mirror, aberration correcting method and optical pick-up
#233Spherical aberration corrector plate comprising two wedge-shaped plates enabled to relatively shift
#234Optical disc apparatus and spherical aberration correction controlling apparatus
#235Information recording device and information recording method
#236Optical head and optical disk apparatus
#237Optical scanning device
#238Optical pickup apparatus having disk thickness deviation correction and method therefor
#239Optical disk apparatus and optical disk processing method
#240Optical information processing system using optical aberrations and information medium having recording layer protected by transparent layer having thickness irregularity