| Patents for G11B 11 - Recording on, or reproducing from, the same record carrier wherein for these two operations the methods or means are covered by different main groups of groups or by different subgroups of group; Record carriers therefor (14,351) |
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| 04/02/1998 | WO1998013823A1 Recording medium and its reproducer |
| 04/01/1998 | EP0833339A2 Memory control and memory data search |
| 04/01/1998 | EP0833338A2 Recording method of recording medium |
| 04/01/1998 | EP0833337A2 Editing method for deleting prescribed section of a program and editing apparatus thereof |
| 04/01/1998 | EP0833319A2 Disc-shaped recording medium |
| 04/01/1998 | EP0833318A2 Magneto-optical recording medium, magneto-optical recording method, and magneto-optical recording apparatus |
| 04/01/1998 | EP0833317A2 Magneto-optical recording medium and readout method of the same |
| 04/01/1998 | EP0833312A1 Information reproduction device and method |
| 04/01/1998 | EP0833308A1 A device for guiding an object in a translatory movement |
| 04/01/1998 | CN1177816A Edition method for deleting established part of performance and edition apparatus thereof |
| 03/31/1998 | US5734633 Optical-disk recording and reproducing apparatus and method using an optical disk for recording information on lands and grooves |
| 03/25/1998 | EP0831475A2 Magneto-optic recording medium |
| 03/25/1998 | EP0831474A2 Magneto-optical medium and signal reproducing method and apparatus |
| 03/25/1998 | EP0831465A1 Magnetic recording medium, method of manufacture, and recording or reproducing method therefor |
| 03/25/1998 | EP0555644B1 Recording and/or reproducing method for an optical disc |
| 03/24/1998 | US5732061 Recording method using trial write test pattern |
| 03/24/1998 | US5732060 Optical pickup and optical recording medium reproducing apparatus having a wire grid unit |
| 03/24/1998 | US5732056 Decoding unit and storage unit |
| 03/24/1998 | US5732055 Optical storage apparatus |
| 03/24/1998 | US5732049 Magneto-optical recording medium of super-resolution type using in-plane magnetic layer, and information reproducing method using the same medium |
| 03/24/1998 | US5731923 Medium recording apparatus and medium reproducing apparatus, and medium recording method and medium reproducing method, and medium used therefor |
| 03/24/1998 | US5731871 Light quantity measuring device that can accurately measure quantity regardless of polarization of measured light |
| 03/24/1998 | US5731116 Electrostatic information recording medium and electrostatic information recording and reproducing method |
| 03/24/1998 | US5731076 Recording media |
| 03/24/1998 | US5731049 Composite material for magnetooptic recording its preparation and its use |
| 03/24/1998 | US5730846 Alternatively laminating layers of terbium, iron, cobalt and dysprosium, iron, cobalt on substrate |
| 03/18/1998 | EP0829952A2 Colpitts type oscillator having reduced ringing and optical disc system utilizing same |
| 03/18/1998 | EP0829874A2 Memory control devices for use in recording and/or reproducing apparatus |
| 03/18/1998 | EP0829870A1 Magnetooptical reproducing head and apparatus for reproducing magnetically recorded data from multiple tracks |
| 03/18/1998 | EP0829869A2 Optical disc system having a current monitoring circuit for a magnetic bias coil and a controller for a laser driver and method for operating same |
| 03/18/1998 | EP0829866A2 Optical information recording medium |
| 03/18/1998 | EP0829865A2 Information recording and/or reproducing apparatus |
| 03/18/1998 | EP0829864A2 Information recording and/or reproducing apparatus |
| 03/18/1998 | EP0829861A2 Servo control system for information storage device |
| 03/18/1998 | EP0829860A2 Focus capture method for optical disc system using detection of Quad Sum signal |
| 03/18/1998 | EP0829859A2 Optical disc system including focus capture assembly with focus error signal circuit and method for operating same |
| 03/18/1998 | EP0829858A2 Optical disc system having servo motor and servo error detection assembly operated relative to monitored Quad Sum signal |
| 03/17/1998 | US5729523 Recording medium, recording method, recording/reproducing apparatus, and cutting apparatus |
| 03/17/1998 | US5729511 Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal |
| 03/17/1998 | US5729406 Lightweight actuator in a computer mass memory storage device |
| 03/17/1998 | US5728240 Portion made of material having shape memory effect |
| 03/12/1998 | WO1998010419A1 Optical recording method and optical recorder |
| 03/11/1998 | EP0828246A1 Disc recording and/or reproducing apparatus |
| 03/11/1998 | EP0828241A1 Small size constant torque voice coil motor |
| 03/10/1998 | US5726970 Multi-layer optical recording medium |
| 03/10/1998 | US5726964 Scanning head including a magneto-optical element and scanning device including the scanning head |
| 03/10/1998 | US5726963 Information reproduction apparatus including a phase compensation circuit for eliminating the influence of AC-coupling |
| 03/10/1998 | US5726962 Compact optical pickup device with beam splitter |
| 03/10/1998 | US5726955 Magneto optical recording medium apparatus and method utilizing light pulse magnetic modulation recording |
| 03/10/1998 | US5726954 Optical recording method and apparatus |
| 03/05/1998 | WO1998009392A2 System and method of using optical fibers in a data storage and retrieval system |
| 03/05/1998 | WO1998009289A1 Optical head using micro-machined elements |
| 03/05/1998 | WO1998009288A1 Offset optics for use with optical heads |
| 03/05/1998 | WO1998009287A1 Data storage system having an optical flying head |
| 03/05/1998 | WO1998009286A1 Optical system and method using optical fibers for storage and retrieval of information |
| 03/05/1998 | WO1998009285A1 Magneto-optical data storage system with high capacity |
| 03/05/1998 | WO1998009284A1 Flying optical head with dynamic mirror |
| 03/05/1998 | WO1998009283A1 Reproducing method and device for magneto-optical recording medium |
| 03/05/1998 | WO1998009280A1 Single-frequency laser source for optical data storage system |
| 03/05/1998 | WO1998009279A1 Data storage system having an improved surface micro-machined mirror |
| 03/05/1998 | WO1998009276A1 Method and system for measuring kerr rotation of magneto-optical medium |
| 03/04/1998 | EP0827150A1 Electronic apparatus and removable cartridge having recording/reproduction mechanism unit |
| 03/04/1998 | EP0827145A2 Disc drive system having improved cartridge loading apparatus including direct drive gear train and methods for making and operating same |
| 03/04/1998 | EP0827139A2 Disk type recording medium and disk recording and reproducing device |
| 03/04/1998 | EP0827136A1 Magnetic recording medium and a manufacturing method thereof as well as a photo-printing apparatus using such a magnetic recording medium |
| 03/03/1998 | US5724339 Optical recording medium having recording pits of different shapes |
| 03/03/1998 | US5724338 Rewritable disk-shaped optical recording medium |
| 03/03/1998 | US5724331 Disk drive system having improved cartridge-loading apparatus including direct drive gear train and methods for making and operating same |
| 03/03/1998 | US5724328 Disk drive apparatus having improved initialization process |
| 03/03/1998 | US5724322 Apparatus for recording and/or reproducing a recording medium with editing function |
| 03/03/1998 | US5724319 Magneto-optical recording apparatus having transient response correction for magnetic head coil currents |
| 03/03/1998 | US5723978 Photo-inducible magnetic exchange coupling device |
| 03/03/1998 | US5723227 Magneto-optical recording medium and reproducing method for information recorded on the medium |
| 02/26/1998 | WO1998008219A1 Phase-controlled evanescent field systems and methods |
| 02/26/1998 | DE4293957C2 Magneto=optical disk appts. capable of ultra-high density recording |
| 02/25/1998 | EP0825600A1 Disc recording and/or reproducing apparatus |
| 02/25/1998 | EP0825599A2 Cartridge loading apparatus with improved parking arm |
| 02/25/1998 | EP0825598A2 Cartridge loading apparatus with improved base plate and cartridge receiver latch |
| 02/25/1998 | EP0825596A2 Improved cartridge loading apparatus with tilting bias coil assembly |
| 02/25/1998 | CN1174626A Magnetic head apparatus and recording and/or reproducing apparatus of disk-like recording medium |
| 02/24/1998 | US5721717 Optical disk apparatus capable of using a ROM compact disk or a magneto-optical disk |
| 02/24/1998 | US5721714 Method and apparatus for controlling bias levels in a magneto-optical recording device |
| 02/24/1998 | US5721042 Electrostatic information recording medium |
| 02/19/1998 | WO1998007147A1 Magneto-optic recording system employing near field optics |
| 02/18/1998 | CN1173943A Overcoat or optical recording medium |
| 02/18/1998 | CN1173706A Magnetooptical recording/reproducing apparatus |
| 02/17/1998 | US5719982 Apparatus and method for decoding data |
| 02/17/1998 | US5719848 Optical pickup system with independently movable multioptical elements |
| 02/17/1998 | US5719845 Optical pick-up device composed of composite prism made of uniaxial crystal and non-axial crystal |
| 02/17/1998 | US5719837 Apparatus for recording data on a recording medium and for deleting a silent portion of the recorded data |
| 02/17/1998 | US5719831 Magneto-optical recording medium cartridge which employs magnets |
| 02/17/1998 | US5719830 High-density magneto-optical disk apparatus |
| 02/17/1998 | US5719829 Magnetooptical recording medium allowing super-resolution, and information reproduction method using the medium |
| 02/17/1998 | US5719614 Optical reading and recording device containing a radiation source which has a substantially constant mean heat dissipation during reading and recording |
| 02/17/1998 | US5718996 Electric charge retaining layer consists of insulating resin having no photoconductive properties and heat resistant insulating layer having glass transition temperature higher than that of the resin layer |
| 02/12/1998 | WO1998006059A1 Method and system for detecting localized birefringence defects in a dynamic global birefringence field |
| 02/12/1998 | WO1998005920A1 Macroscopically manipulable nanoscale devices made from nanotube assemblies |
| 02/11/1998 | CN1173021A Component system |
| 02/11/1998 | CN1173016A Information recording method and information recordig device |
| 02/11/1998 | CN1173014A Optical recording medium for checking compatibility of optical pickup device and method of checking optical pickup device using the same |