| Patents for G11B 7 - 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 (102,715) |
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| 04/18/2002 | WO2002031823A1 Optical scanning device |
| 04/18/2002 | WO2002031822A1 Optical information recording apparatus and method, optical information reproducing apparatus and method, optical information recording/reproducing apparatus and method, and optical information recording medium |
| 04/18/2002 | WO2002031821A1 Optical disc |
| 04/18/2002 | WO2002031820A1 Disk unit |
| 04/18/2002 | WO2002031818A2 Method and device for recording information in units |
| 04/18/2002 | WO2002031024A1 Polycarbonate and substrates for optical discs |
| 04/18/2002 | WO2001086644A3 Optical pick-up apparatus |
| 04/18/2002 | WO2001057975A3 Near-field laser and detector apparatus and method |
| 04/18/2002 | WO2001057860A3 A method and apparatus for reading information stored in a fluorescent multilayer information carrier |
| 04/18/2002 | US20020046328 Access control apparatus and method for controlling access to storage medium |
| 04/18/2002 | US20020046319 Packetized data information recording apparatus |
| 04/18/2002 | US20020046177 A recordable optical disk including an auxiliary information presence indicator |
| 04/18/2002 | US20020045411 Method of and apparatus for manufacturing recording medium |
| 04/18/2002 | US20020044760 Disk media, and method of and device for recording and playing back information on or from a disk media |
| 04/18/2002 | US20020044757 Information carrier, device for reading and device for providing the information carrier and method of transmitting picture information |
| 04/18/2002 | US20020044589 Semiconductor laser unit and optical pick-up device using the same |
| 04/18/2002 | US20020044577 Laser light intensity controller |
| 04/18/2002 | US20020044576 Laser light intensity controller |
| 04/18/2002 | US20020044523 Optical recording medium |
| 04/18/2002 | US20020044512 Optical recording medium and method |
| 04/18/2002 | US20020044511 High speed recording and reproducing method and apparatus of data recorded on disc |
| 04/18/2002 | US20020044510 Method and device for recording information in units |
| 04/18/2002 | US20020044509 Method of discriminating disk type and reproducing apparatus thereof |
| 04/18/2002 | US20020044508 Information recording medium, enclosing casing of information recording medium, and information recording apparatus using the same |
| 04/18/2002 | US20020044507 Optical disk device recording data on a recordable or rewritable optical disk by setting a recording velocity and a recording power for each of zones on an optical disk |
| 04/18/2002 | US20020044506 Optical disk apparatus and PLL circuit |
| 04/18/2002 | US20020044505 Apparatus for and method of detecting defocus error signal for optical pickup and apparatus for and method of detecting seek direction |
| 04/18/2002 | US20020044503 Parameter setting apparatus and parameter setting method, information recording apparatus and information recording method, and information recording medium |
| 04/18/2002 | US20020044195 Optical memory head |
| 04/18/2002 | US20020043634 Radial tilt detector |
| 04/18/2002 | US20020043328 Stacking a plurality of optical recording layers for optically recording information |
| 04/18/2002 | DE10050890A1 Optical information transmission method between two relatively rotating systems has signal provided by each transmitter received by annular incidence surface of corresponding receiver |
| 04/18/2002 | CA2420971A1 Optical disk |
| 04/17/2002 | EP1197963A2 Optical recording medium and method |
| 04/17/2002 | EP1197962A2 Optical recording medium and method |
| 04/17/2002 | EP1197961A1 Optical recording medium and method |
| 04/17/2002 | EP1197960A2 Objective lens for optical recording media and optical pickup apparatus using the same |
| 04/17/2002 | EP1197959A2 Information recording apparatus, information recording method, and information recording medium |
| 04/17/2002 | EP1197958A2 Apparatus and method for detecting defocus error signal for optical pickup and seek direction detecting apparatus and method adopting the same |
| 04/17/2002 | EP1197957A2 Parameter setting apparatus and parameter setting method, information recording apparatus and information recording method, and information recording medium |
| 04/17/2002 | EP1197956A2 Optical recording method and optical recording medium |
| 04/17/2002 | EP1197955A2 Optical recording method and medium |
| 04/17/2002 | EP1196916A1 Data memory |
| 04/17/2002 | EP1196915A1 Data memory |
| 04/17/2002 | EP1196914A1 Tracking system for recording/reading a data medium and recording medium |
| 04/17/2002 | EP1196792A1 Numerical aperture increasing lens (nail) techniques for high-resolution sub-surface imaging |
| 04/17/2002 | EP1196458A1 Hydrogenated block copolymers and optical media discs produced therefrom |
| 04/17/2002 | EP1196456A1 Hydrogenated block copolymers and optical media discs produced therefrom |
| 04/17/2002 | EP1028419B1 Optical device |
| 04/17/2002 | EP1025560A4 Copy protectable optical media device and methodology therefor |
| 04/17/2002 | EP0928482A4 Multi-surfaced, single sided optical disc |
| 04/17/2002 | EP0749116B1 Optical pickup device |
| 04/17/2002 | CN1345445A Reproducer for disc-shape storage medium |
| 04/17/2002 | CN1345444A Optical disk for adjusting optical pickup, mehtod and device for adjusting optical pickup |
| 04/17/2002 | CN1345348A Optical quality polycarbonates with reduced static charge and method for making same |
| 04/17/2002 | CN1345060A Apparatus for recording and reproducing information data |
| 04/17/2002 | CN1345053A Information recording medium and its manufacture and record reproduction method |
| 04/17/2002 | CN1345052A Optical information recording medium and its manufacture |
| 04/17/2002 | CN1345051A Objective lens compatible with optical recording medium with different thickness |
| 04/17/2002 | CN1345050A Optical disk drive |
| 04/17/2002 | CN1345048A Optical head and optical pick-up device |
| 04/17/2002 | CN1345047A Optical head device compatible with optical recording medium with different thickness |
| 04/17/2002 | CN1345046A Optical head device compatible with optical recording medium with different thickness |
| 04/17/2002 | CN1345045A Optical head device compatible with optical recording medium with different thickness |
| 04/17/2002 | CN1345044A Optical pick-up device having colour difference correcting lens |
| 04/17/2002 | CN1345043A Optical pick-up device and detecting method of tilt |
| 04/17/2002 | CN1345042A Optical head, optical recording/reproducing device and laser module |
| 04/17/2002 | CN1345041A Lens drive, optical pick-up device using the same and manufacture of lens drive |
| 04/17/2002 | CN1345040A Method and device for recording information on recording medium |
| 04/17/2002 | CN1345039A Optical head and optical pick-up device |
| 04/17/2002 | CN1345038A Optical disk and its recording method and optical disk system |
| 04/17/2002 | CN1345037A Optical pick-up device, optical disk apparatus and method for detecting orbit identification signal |
| 04/17/2002 | CN1345036A 光盘装置和锁相环电路 The optical disc apparatus and phase-locked loop circuit |
| 04/17/2002 | CN1344956A Wideband digital signal modulating mehtod |
| 04/17/2002 | CN1344955A Multiple-scale digital signal modulating method |
| 04/17/2002 | CN1344949A Objectives compatible optical recording medium with different thickness |
| 04/17/2002 | CN1344718A New phthalocyanine derivative and its application |
| 04/17/2002 | CN1083206C Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium |
| 04/17/2002 | CN1083134C Real-time regulating apparatus and method for objective optical-axis of optical pick-up device |
| 04/17/2002 | CN1083133C Digital servo circuit generating mirror image detecting signal |
| 04/17/2002 | CN1083132C Optical recording method and device |
| 04/17/2002 | CN1083131C Multi-layer information storage system |
| 04/17/2002 | CN1083130C Method for recording data on recordable optical disk |
| 04/17/2002 | CN1083129C Electric level predetering circuit for use in CD regenerating device |
| 04/17/2002 | CN1083128C Apparatus and method for recovery of disc, circuit for processing signals and circuit for detecting regenerating speed |
| 04/16/2002 | USRE37658 Chiral optical polymer based information storage material |
| 04/16/2002 | US6374354 Consumable authentication protocol and system |
| 04/16/2002 | US6374040 Portable DVD player |
| 04/16/2002 | US6374038 Tape recording of video signals |
| 04/16/2002 | US6373874 Semiconductor laser and optical disk device using the laser |
| 04/16/2002 | US6373871 Ellipsometer with two lasers |
| 04/16/2002 | US6373816 Optical disk fabricating method, optical disk, and optical disk apparatus |
| 04/16/2002 | US6373815 Optical disc having oscillating lands and grooves |
| 04/16/2002 | US6373814 Method of initializing phase-change optical disk to prevent jitter increase due to low level overwriting |
| 04/16/2002 | US6373812 Disk player capable of adjusting tilt of optical pickup |
| 04/16/2002 | US6373811 Optical pick-up apparatus |
| 04/16/2002 | US6373809 Multi-channel optical head for optical recording and reading optical storage data |
| 04/16/2002 | US6373808 Optical pick-up apparatus capable of eliminating a cross-talk component from adjacent tracks |
| 04/16/2002 | US6373807 Optical pickup information reproducing apparatus and information recording apparatus |
| 04/16/2002 | US6373806 Two-color hologram recording/reproducing apparatus |