| Patents for G11B 27 - Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel (59,746) |
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| 03/25/1987 | EP0215133A1 Method and apparatus of constructing and recording list of recorded data in postscript-type optical disk |
| 03/25/1987 | EP0215023A1 Magnetic tape cassette having a prerecorded low frequency tone. |
| 03/24/1987 | US4652944 Computer memory back-up |
| 03/24/1987 | US4652939 Disk container supporting a deteachable memory |
| 03/24/1987 | US4652733 Technique for cataloging pictorial and/or written database information on video tape or disk |
| 03/19/1987 | DE3532904A1 Tape recording and reproducing apparatus having a device for establishing the type of cassette |
| 03/18/1987 | EP0214343A2 Reproducing apparatus |
| 03/17/1987 | US4651231 Timing system for laser disc having digital information |
| 03/17/1987 | CA1219367A1 Video signal recording and reproducing apparatus |
| 03/12/1987 | WO1987000381A3 Method and device for the electronic processing of stored video signals |
| 03/12/1987 | EP0191822A4 Interactive video and audio controller. |
| 03/11/1987 | EP0213731A1 Index signal detecting system |
| 03/11/1987 | EP0213703A2 Magnetic tape system with command prefetch means |
| 03/11/1987 | EP0213623A2 Optical disc recording and reproducing apparatus |
| 03/11/1987 | EP0213600A2 Magnetic recording and reproducing apparatus |
| 03/11/1987 | EP0213143A1 Multiple segment nonsequential recording |
| 03/11/1987 | CN85109731A Reproducing apparatus |
| 03/10/1987 | US4649442 Automatic program selector of a video tape recorder |
| 03/10/1987 | CA1219067A1 System for recording and/or detecting two marking signals |
| 03/05/1987 | DE3529963A1 Recorder, in particular for a digital signal |
| 03/04/1987 | EP0212592A2 Recorder, particularly for a digital signal |
| 03/04/1987 | EP0212425A2 Method of common resource status management for a complex computer system |
| 03/04/1987 | EP0212390A2 Video tape recorder |
| 03/04/1987 | EP0212389A1 Television receiver |
| 03/04/1987 | EP0212279A1 Magnetic-recording apparatus |
| 03/04/1987 | EP0212099A2 Sector identification method for hard sectored hard files |
| 03/04/1987 | EP0211875A1 Method for determining the elapsed and/or still available playing time in a magnetic tape. |
| 03/03/1987 | US4648085 Optical information recording and reading apparatus with error correction |
| 03/03/1987 | US4647991 Disk channel controller |
| 03/03/1987 | US4647989 Video cassette selection machine |
| 03/03/1987 | US4647974 Station signature system |
| 02/26/1987 | DE3528972A1 Method for automatically finding recordings on an information carrier and device for carrying out the method |
| 02/25/1987 | EP0211415A2 Video tape recorder |
| 02/25/1987 | EP0211388A2 Control signal recording apparatus of magnetic recording/reproducing apparatus |
| 02/25/1987 | EP0211339A2 Apparatus for recording and/or reproducing with a plurality of rotary heads |
| 02/25/1987 | EP0211068A1 Method for controlling access to recorded data |
| 02/24/1987 | US4646281 Read channel for an optical recorder |
| 02/24/1987 | US4646280 Optical disk record player with fast access time |
| 02/24/1987 | US4646278 Pick-up positioning apparatus for data playback apparatus |
| 02/24/1987 | US4646194 PG yoke position detecting apparatus |
| 02/24/1987 | US4646175 Method and apparatus for positioning transducers by digital conversion of analog-type signals |
| 02/24/1987 | US4646172 Video system and method |
| 02/24/1987 | US4646168 Perpendicular magnetic recording method |
| 02/24/1987 | US4646167 Time code decoder |
| 02/19/1987 | DE3626447A1 Data processing system |
| 02/19/1987 | DE3529561A1 Arrangement for replaying a selected audio information from an audio information block of an audio medium |
| 02/19/1987 | DE3528578A1 Verfahren zur formatierung von videobaendern ueber die video- und/oder audiospur A method for formatting video tapes about the video and / or audio track |
| 02/18/1987 | CN85106394A Control socket for video frequency searching |
| 02/17/1987 | US4644436 Apparatus for determining the type and remaining capacity of a tape |
| 02/17/1987 | US4644425 Control apparatus for controlling |
| 02/17/1987 | US4644423 Automatic program source selection method and apparatus |
| 02/17/1987 | US4644415 Magnetic video recording and reproducing apparatus |
| 02/12/1987 | WO1987000958A1 Process for formatting video tapes |
| 02/10/1987 | US4642803 Optical data retrieval system for multi-characteristic reflective data storage media |
| 02/10/1987 | US4642703 Information recording-reproducing method and apparatus |
| 02/04/1987 | EP0210630A2 Method of formatting data storage disks |
| 02/04/1987 | EP0210629A2 An information-processing apparatus |
| 02/03/1987 | US4641326 Counter circuit operable in synchronism with frame or digital data signal |
| 02/03/1987 | US4641295 Disc playback apparatus |
| 02/03/1987 | US4641294 Method and apparatus for performing a memory operation on a fixed length block of data on a memory disk |
| 02/03/1987 | US4641208 Recording/reproducing apparatus |
| 02/03/1987 | US4641203 Apparatus for storing and relating visual data and computer information |
| 02/03/1987 | CA1217559A1 Video composition method and apparatus |
| 01/28/1987 | EP0210006A2 Record information reproducing method with content identifiers |
| 01/27/1987 | USRE32342 Instruction indicating apparatus for a record and/or playback device |
| 01/27/1987 | US4639793 System for recording or detecting two marking signals on a record carrier |
| 01/27/1987 | US4639792 Apparatus for decoding video address code signals |
| 01/24/1987 | CN85102124A Device used for recurring the data from the information carrier |
| 01/22/1987 | DE3524097A1 Method and device for the electronic processing of stored video signals |
| 01/21/1987 | EP0209151A2 Apparatus for recording and/or reproducing an information signal |
| 01/21/1987 | EP0209047A2 Apparatus for recording and/or reproducing an information signal |
| 01/21/1987 | EP0208931A1 PCM audio signal reproducing apparatus |
| 01/21/1987 | CN86105581A Index signal detecting system |
| 01/21/1987 | CN86104490A Method and apparatus for recording and redisplaying imformation |
| 01/21/1987 | CN86104002A Magnetic tape recording and/or reproducing apparatus wich recorded channel indicator |
| 01/20/1987 | US4638394 Tape amount displaying apparatus |
| 01/20/1987 | US4638378 Fidelity control during operation of duplicator machines |
| 01/20/1987 | US4638377 Selectable video/audio coded data recovery from a record medium |
| 01/20/1987 | US4638376 Rotary recording medium which is playable in still picture, slow-motion and normal reproduction modes |
| 01/20/1987 | US4638375 Video signal recording and reproducing apparatus |
| 01/20/1987 | US4638374 Defect detecting apparatus for a rotary recording medium |
| 01/20/1987 | CA1216935A1 Data recording/reproducing apparatus |
| 01/17/1987 | CN85101070A Editing servo method |
| 01/15/1987 | WO1987000381A2 Method and device for the electronic processing of stored video signals |
| 01/15/1987 | DE3622238A1 Data writing/reading process |
| 01/14/1987 | EP0208536A2 Apparatus for recording and/or reproducing an additional information signal |
| 01/13/1987 | US4637047 Level indication apparatus for digitally encoded audio signal data |
| 01/13/1987 | US4636879 VTR system |
| 01/13/1987 | US4636878 Combined detector circuit for detecting a tape end or unrecorded area of a tape |
| 01/13/1987 | US4636848 Document information filing system with a single display device |
| 01/07/1987 | EP0207762A2 Method of formatting storage medium and drive unit therefor |
| 01/06/1987 | US4635144 Tape running control apparatus for audio tape recorder |
| 01/06/1987 | US4635139 Asperity burst writer |
| 01/06/1987 | US4635138 Microprocessor controlled reproducing apparatus having asynchronous reproducing capability |
| 01/06/1987 | US4635136 Method and apparatus for storing a massive inventory of labeled images |
| 01/06/1987 | US4634386 Audio-visual teaching apparatus |
| 12/30/1986 | US4633356 Magnetic disc cartridge with counter display secured against inadvertent displacement |
| 12/30/1986 | US4633342 Rotary head type magnetic recording and reproducing device |
| 12/30/1986 | US4633341 Tape address adjusting apparatus for video tape recorder |
| 12/30/1986 | US4633340 Magnetic recording and reproducing apparatus with means for increasing amount of information to be stored in a magnetic memory disk |