198107 ⎘
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; Optical detectors therefor Shape of individual detector elements
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM
#2Information processing device, information processing method, and program
#3Optical medium reproduction apparatus and optical medium reproduction method
#4Optical medium reproduction apparatus and method of reproducing optical medium
#5Optical pickup and optical read/write apparatus
#6Optical pickup and optical read/write apparatus
#7Optical pickup device
#8Optical Pickup Apparatus
#9Optical pickup apparatus
#10Optical pickup device
#11Optical pickup device and optical disk device using the same
#12Optical pickup and optical disc apparatus
#13Optical pick-up and optical information recording and reproducing apparatus
#14Optical head apparatus, optical disk apparatus and optical disk
#15Optical pickup device and optical disc device
#16PHOTODETECTOR, METHOD FOR MANUFACTURING THE SAME, AND PHOTODETECTION SYSTEM
#17Pickup device
#18OPTICAL HEAD DEVICE AND OPTICAL INFORMATION RECORDING OR REPRODUCING DEVICE
#19Optical pickup apparatus and optical disc apparatus
#20Optical pickup apparatus, focal-point adjusting method, and optical disc apparatus
#21Optical pickup apparatus, focal-point adjusting method, and optical disc apparatus
#22Light deflecting device and hologram device
#23Optical pickup apparatus
#24OPTIMAL DETECTION OF TWODOS SIGNALS
#25PICKUP DEVICE
#26Optical pickup apparatus and optical disc apparatus with a single beam system
#27Optical disc apparatus and optical disc replay method
#28Optical head
#29Pickup device
#30Optical pickup apparatus
#31Optical pickup apparatus
#32Optical head device and optical information processor
#33OPTICAL HEAD AND OPTICAL DISC APPARATUS
#34Optical pick-up head, optical information apparatus, and optical information reproducing method
#35Optical pickup and optical disc unit
#36Optical head and apparatus for optically recording and reproducing information
#37Optical pickup apparatus and optical disk drive apparatus
#38Optical pickup apparatus and optical disc apparatus using same
#39Optical pick up apparatus with a single beam system and having a diffraction grating
#40Optical pick up apparatus with a single beam system and having a diffraction grating
#41Optical pickup apparatus and optical disc apparatus using same
#42Optical pickup apparatus and optical disc apparatus using same
#43Optical pick-up head, optical information apparatus, and optical information reproducing method
#44Optical pick-up head, optical information apparatus, and optical information reproducing method
#45Optical pick-up head, optical information apparatus, and optical information reproducing method
#46Optical head and optical disk device capable of detecting spherical aberration
#47OPTICAL-PICKUP HEAD DEVICE, AND METHOD AND APPARATUS FOR REPRODUCING OPTICAL STORAGE MEDIUM
#48Optical pick-up head, optical information apparatus, and optical information reproducing method
#49Optical pick-up head, optical information apparatus, and optical information reproducing method
#50APPARATUS FOR OPTICALLY RECORDING AND REPRODUCING INFORMATION
#51Optical storage in discs having multiple data layers
#52PHOTODETECTOR CIRCUIT, METHOD FOR DERIVING LASER LIGHT EMISSION AMOUNT CONTROL SIGNAL, OPTICAL PICKUP DEVICE, AND OPTICAL DISK APPARATUS
#53Optical pickup apparatus and information recording and reproducing apparatus
#54Optical disk apparatus and pickup unit
#55Optical head, light-emitting/receiving device, and apparatus for recording/reproducing optical recording/recorded medium
#56Data page pixel shaping for holographic recording
#57Optical head unit and optical disc apparatus
#58Optical head and optical disk unit
#59Optical information recording medium manfacturing method therefor, manufacturing apparatus therefor, and optical information recording and reproducing apparatus
#60Optical pickup, optical disk drive, light detecting apparatus, and signal generating method for optical pickup
#61Optical head, an optical disk device and an integrated circuit
#62Bit detector having partitioned photo detector
#63Optical pickup having a plurality of photodetectors divided into four regions used to obtain both focus and tracking error signals
#64Optical disk device with photodetector
#65Optical element, method for manufacturing such an element and a method for aligning a light beam and such an element
#66Optical memory device and optical reproducing device
#67Integrated type light-emitting and light-receiving element, optical pickup device for optical information medium and optical disc apparatus
#68Light-receiving element, optical head, optical recording/reproducing apparatus, and method of optical recording and reproduction
#69Optical pickup device that corrects the spot shape of reflected light beams
#70Optical pick-up head, optical information apparatus, and optical information reproducing method
#71Apparatus for switching modes based on quantity of light received in first section of a photodetector section and first plus second section for controlling a laser diode output
#72Holographic optical element, position shift detecting apparatus, optical pickup apparatus, optical recording medium drive and method of fabricating holographic optical element
#73Optical disk with plural signal mark positions in a direction substantially perpendicular to tracks
#74Optical pickup capable of reducing focus offset and optical recording and/or reproducing apparatus employing the same
#75Optical head, optical disk drive, and optical system adjustment method
#76Optical read device, information processing device using optical recording medium, and information reproduction method
#77Optical pickup apparatus for detecting a focus-error signal using a spot size detection method