| Patents for G11B 15 - Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function (21,557) | 
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| 12/22/1994 | WO1994029859A1 Magnetic tape cartridge with second generation leader block and leader block pin | 
| 12/22/1994 | WO1994029858A1 Recording apparatus and reproducing apparatus | 
| 12/22/1994 | WO1994029855A1 Apparatus and method for distorted track data recovery | 
| 12/22/1994 | WO1994029854A1 Recording and reproducing device | 
| 12/22/1994 | WO1994020956A3 Tape duplicating system | 
| 12/22/1994 | CA2160674A1 Apparatus and method for distorted track data recovery | 
| 12/21/1994 | EP0630023A2 Recording and reproducing apparatus | 
| 12/21/1994 | EP0630022A2 Control of record media using control areas accessible only by a drive device | 
| 12/21/1994 | EP0630017A2 Detecting and validating formatted blocks on magnetic tape | 
| 12/21/1994 | EP0630013A2 Tape loading device of magnetic recording/reproducing apparatus | 
| 12/21/1994 | EP0630012A2 Tape loading device of magnetic recording/reproducing apparatus | 
| 12/21/1994 | EP0630011A2 Bi-directional reel-to-reel tape drive | 
| 12/21/1994 | EP0630010A2 Information signal recording apparatus and reproduction apparatus each comprising means for tracking control | 
| 12/21/1994 | EP0630009A2 Drive shaft apparatus | 
| 12/21/1994 | EP0630001A2 Method and apparatus for initialization and calibration of magnetic tape having multiple servo areas | 
| 12/21/1994 | EP0630000A2 Method and apparatus for processing servo signals concurrently read from plural spaced-apart servo areas on a magnetic tape | 
| 12/21/1994 | EP0629307A1 Synchronization and automatic resynchronization of multiple incremental recorders | 
| 12/21/1994 | EP0489079B1 Process and device for sender-side controlled operation of a receiver-side appliance | 
| 12/21/1994 | EP0484423B1 Digital signal processing system | 
| 12/21/1994 | CN2185916Y Multifunctional recorder player | 
| 12/20/1994 | US5374994 Input/output switching circuit for connecting audio/video units | 
| 12/20/1994 | US5374003 Tape threading system for a helical tape drive | 
| 12/20/1994 | US5373982 Automatically tiltable small roller structure of slide bearing type for video tape recorders | 
| 12/14/1994 | EP0629087A2 Recording/reproducing apparatus and reproducing apparatus | 
| 12/14/1994 | EP0628965A2 Recording/reproducing apparatus and cassettes therefor | 
| 12/14/1994 | EP0628962A2 Cassette tape player having cassette guide | 
| 12/14/1994 | EP0628961A2 A tape tensioning mechanism | 
| 12/14/1994 | EP0628951A1 Apparatus and method for anhysteretically recording from master drum to slave web | 
| 12/14/1994 | EP0628208A1 Data tape recording system having longitudinal address and servo tracks. | 
| 12/14/1994 | EP0628207A1 Longitudinal track format for data recording system. | 
| 12/14/1994 | EP0628206A1 Data recording system having logical overrecording capability | 
| 12/14/1994 | EP0628205A1 Volume format table for data recording system | 
| 12/14/1994 | EP0628203A1 Data recording system having demarking capability and method | 
| 12/14/1994 | EP0628202A1 Data recording system having improved automatic rewrite capability | 
| 12/14/1994 | EP0628201A1 Data recording system having unique nonrecording detection | 
| 12/14/1994 | EP0628200A1 Data recording system having improved longitudinal and helical search capability | 
| 12/14/1994 | EP0628199A1 Data recording system having recording partition groups | 
| 12/14/1994 | EP0628198A1 Data recording system having improved bookkeeping capability | 
| 12/14/1994 | EP0628197A1 Digital servo track format | 
| 12/14/1994 | EP0628196A1 Data recording system having unique end-of-recording and start-of-recording format indicators | 
| 12/14/1994 | EP0402394B1 Automatic magnetic tape cartridge stack loader for tape drive systems | 
| 12/14/1994 | CN1096391A Device for driving idler of deck mechanism of video cassette recorder | 
| 12/14/1994 | CN1096390A Video cassette tape recorder | 
| 12/13/1994 | US5373489 External storage device with a plurality of recording/reproducing drive units and a plurality of storage racks stacked in a common plane | 
| 12/13/1994 | US5373485 Method for locating data in a data cartridge system | 
| 12/13/1994 | US5373406 Auto load/eject system for tape cassette | 
| 12/13/1994 | US5373405 Recording and/or reproducing apparatus constructed to receive a magnetic tape cassette | 
| 12/13/1994 | US5373404 Helical scan type rotary head drum unit | 
| 12/13/1994 | US5373399 Overload detection and storage of overload markers in an arrangement for recording an analog signal on a record carrier | 
| 12/13/1994 | US5372326 Reel driving apparatus for tape recorder | 
| 12/13/1994 | US5372321 Tape transport apparatus having pulley and pulley drive motor provided to the same base and move together | 
| 12/13/1994 | US5372264 Conductive divider for a tape cartridge magazine with insertion error-preventing element | 
| 12/13/1994 | CA1333507C Polyacetal resin composition for sliding member, and guide roller or guide pole made by using the same | 
| 12/08/1994 | WO1994028548A1 Process and device for recognising tape cassettes of different playing times | 
| 12/07/1994 | EP0627857A1 Method for programming a recording device and programming device | 
| 12/07/1994 | EP0627738A2 A magazine for storing cartridges, and a cartridge processing device | 
| 12/07/1994 | EP0627737A2 Tape recorder mechanism for stopping the tape winding motor at the end of the winding stage | 
| 12/07/1994 | EP0627731A2 Reproducing apparatus with tracking control means | 
| 12/07/1994 | EP0627114A1 Method of reading a recording medium and system using said method | 
| 12/07/1994 | EP0627113A1 Data recording medium, recorder, reader and recording method | 
| 12/07/1994 | EP0619058A4 Apparatus and method using compressed codes for scheduling broadcast information recording. | 
| 12/07/1994 | CN1096127A Tape-travelling guide apparatus of a tape recorder | 
| 12/06/1994 | US5371881 Universal timing controller for video tape recorder servo system of different formats using time multiplexed switching network | 
| 12/06/1994 | US5371644 Self identifying universal data storage element with human intelligible write protect mechanism | 
| 12/06/1994 | US5371642 Tape drive assembly with an automatic door opening/closing mechanism | 
| 12/06/1994 | US5371641 Cassette loading device with a unitary linkage lever | 
| 12/06/1994 | US5371640 Data carrier load/replace belt system for a data carrier loader | 
| 12/06/1994 | US5371639 Magnetic tape cartridge drive with automatic loading | 
| 12/06/1994 | US5371638 Servo method and apparatus for very high track density magnetic recording by adjusting head position based on servo information read from adjacent track | 
| 12/06/1994 | US5371604 Apparatus for edit recording of a compressed digital video signal on a recording tape | 
| 12/06/1994 | US5371449 Servo control method for a servo system | 
| 12/06/1994 | US5370292 Magnetic tape driving mechanism having a capstan with a surface made of carbon film including diamond-bonded carbons | 
| 11/30/1994 | EP0626676A1 Magnetic recording and reproducing apparatus | 
| 11/30/1994 | EP0626095A1 Support with compartments for cassettes containing recording media | 
| 11/30/1994 | EP0626092A1 Device for exchanging tape-reel speed. | 
| 11/30/1994 | EP0529091B1 Device for manipulating a shutter | 
| 11/30/1994 | EP0521039B1 Braking device | 
| 11/30/1994 | EP0502029A4 Method and apparatus for synchronizing timing signals for helical scan recorder | 
| 11/29/1994 | US5369641 Method and apparatus for detecting and correcting errors in data on magnetic tape media | 
| 11/29/1994 | US5369536 Magnetic recording reproducing apparatus with stoppers for loading boats | 
| 11/29/1994 | US5369532 Method and apparatus for managing data on rewritable media to define read/write operational status | 
| 11/29/1994 | US5369285 Method and apparatus for optical detection of cleaning medium in an information storage drive | 
| 11/24/1994 | WO1994027404A1 Method and apparatus for classifying patterns of television programs and commercials | 
| 11/24/1994 | WO1994027292A1 Helical scan transport for single reel tape cartridge | 
| 11/24/1994 | CA2162892A1 Helical scan transport for single reel tape cartridge | 
| 11/23/1994 | EP0625850A2 Recording and playback apparatus for digital signals | 
| 11/23/1994 | EP0625780A2 Signal reproducing apparatus | 
| 11/23/1994 | EP0625777A1 Magnetic recording and reproducing apparatus | 
| 11/23/1994 | EP0625776A1 Magnetic recording and reproducing apparatus | 
| 11/23/1994 | CN1095513A Tape loading mechanism for magnetic tape recording/playback apparatus | 
| 11/22/1994 | US5367581 Magnetic reader with read head biased against document by resilient deflection of circuit board | 
| 11/22/1994 | US5367471 Method and apparatus for reducing tape stiction | 
| 11/22/1994 | US5367415 Automatic magnetic tape cartridge separator for tape drive systems | 
| 11/22/1994 | US5367413 Device for reproducing a piece of music from a magnetic record carrier (favorite tape position) | 
| 11/22/1994 | US5367412 Recording/reproducing circuit and recording/reproducing apparatus having the same circuit | 
| 11/22/1994 | US5367135 Push button construction for player control | 
| 11/22/1994 | US5366909 Method for fabricating thin film transistor | 
| 11/17/1994 | EP0624875A2 Digital data recording method and apparatus and digital data reproducing apparatus | 
| 11/17/1994 | EP0624873A1 System which allows the correct loading of cassettes in an input room of a reading and/or writing equipment | 
| 11/17/1994 | EP0624872A2 Magnetic recording and/or reproducing apparatus |