| 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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| 12/21/1993 | CA1325385C Multiple audio signal processing system | 
| 12/20/1993 | CA2097793A1 Shutter-type tape cassette | 
| 12/16/1993 | DE4319389A1 Digital data converting equipment for recording and playback - receives data chain for modulation and adding to pilot signal followed by spectrum analysis | 
| 12/16/1993 | DE4315444A1 Magnetic tape cassette player with multiple tapes - uses tapes contg. recorded address code used for synchronisation of playback of audio signals | 
| 12/16/1993 | DE4308609A1 Tape speed regulator for video recorder playback - has selection unit to allow changeover to non-standard speed set by potentiometer | 
| 12/15/1993 | EP0574270A2 Tape driving apparatus | 
| 12/15/1993 | EP0574238A1 Digital signal recording and reproducing apparatus | 
| 12/15/1993 | EP0574216A2 Digital video tape recorder | 
| 12/15/1993 | CN1079574A Magnetic recording and playing apparatus | 
| 12/14/1993 | US5270890 Helical scan type rotary head apparatus | 
| 12/14/1993 | US5270884 Servo control method in the absence of tape control signals | 
| 12/14/1993 | US5270883 Magnetic read/write circuit | 
| 12/14/1993 | US5270881 Rotary transformer winding arrangement in a magnetic tape cassette apparatus having a rotary head assembly | 
| 12/14/1993 | US5270873 Signal recording and editing apparatus | 
| 12/14/1993 | US5270829 Automatically reserve-recording and reserve-playing back a broadcasted program | 
| 12/14/1993 | US5270553 Beginning-of-tape sensor with automatic threshold adjustment | 
| 12/14/1993 | US5269397 Rotary damper with improved connection between cap and housing | 
| 12/09/1993 | WO1993024930A1 Digital compact cassette automatic search system | 
| 12/09/1993 | DE4218188A1 Digital video tape cassette with semiconductor storage device - uses memory module similar to chip card and matching slit-shaped aperture | 
| 12/08/1993 | EP0572953A1 A recording/reproducing apparatus | 
| 12/08/1993 | EP0572925A1 Recording medium cassette and a recording/reproducing apparatus | 
| 12/08/1993 | EP0572837A1 Automatic tracking method | 
| 12/08/1993 | CN2149004Y Anti-twisting apparatus for tape | 
| 12/07/1993 | US5268802 Reading non-standard tapes on tape drives | 
| 12/07/1993 | US5267706 Apparatus having a compact mechanism for moving the sliding cover of a cassette | 
| 12/07/1993 | CA2006127C Atf controller for digital audio tape recorder | 
| 12/07/1993 | CA1325058C Stand-by mode setting/releasing device for video cassette recorder | 
| 12/07/1993 | CA1325057C Magnetic recording and reproducing apparatus with single inclining post | 
| 12/01/1993 | EP0572111A1 Robotic manipulator | 
| 12/01/1993 | EP0572073A2 Recording and/or reproducing apparatus for a cassette containing a record carrier | 
| 12/01/1993 | EP0572067A2 System for recording and/or reproducing signals, and reset cassette suitable for use in the system | 
| 12/01/1993 | CN1079068A A fast-forward/rewind device for a tape player | 
| 11/30/1993 | US5267103 Cassette loading device for stably loading a cassette | 
| 11/30/1993 | US5267101 Tape tracking control apparatus | 
| 11/30/1993 | US5267092 Editing apparatus for sequentially reproducing information signals from a plurality of recorded media and recording the reproduced signals on a recording media in accordance with predetermined editing data | 
| 11/30/1993 | US5265739 Double density storage rack system for data tape cartridges | 
| 11/25/1993 | WO1993023957A1 Apparatus and methods for automatic control and monitoring of the operation of consumer electronic products | 
| 11/25/1993 | WO1993023849A1 Device for imparting curvature across the width of an optical recording medium | 
| 11/25/1993 | DE4216021A1 Magnetic tape cassette with built-in solid state memory chips - has memory chips located in insert pockets in cassette body and with surface contacts engaged by u=shaped contact fingers | 
| 11/24/1993 | EP0571200A1 Recording head apparatus for a tape player | 
| 11/24/1993 | EP0571150A2 Tape cartridge and recording/reproducing apparatus | 
| 11/24/1993 | EP0570964A2 Identification data of a video signal | 
| 11/24/1993 | EP0570956A2 Magnetic recording/reproducing apparatus | 
| 11/24/1993 | EP0570853A2 Tape duplicating system | 
| 11/24/1993 | EP0570699A2 Tape cassette loader and interlock mechanism | 
| 11/24/1993 | CN1078819A Subminiature recording and reproducing apparatus and method of operation thereof | 
| 11/23/1993 | US5265084 Rotary drum assembly with pump-out spiral grooves | 
| 11/23/1993 | US5264974 Cassette loading system | 
| 11/23/1993 | US5264973 Door opening system for an electronic household apparatus | 
| 11/23/1993 | US5264972 Method and apparatus for maintaining tape tension in a belt-driven tape cartridge | 
| 11/23/1993 | US5264970 Digital signal reproducing apparatus | 
| 11/23/1993 | US5264969 Tape editing apparatus with automatic tracking adjustment prior to recording | 
| 11/23/1993 | US5263625 Ultrasonic tape guide apparatus | 
| 11/23/1993 | CA1324665C Rotation detecting device for a tape recorder | 
| 11/23/1993 | CA1324664C Tape cassette attachment device | 
| 11/23/1993 | CA1324524C Camera apparatus for magnetically recording on film | 
| 11/20/1993 | CA2096449A1 Servo system | 
| 11/18/1993 | EP0570134A2 Cassette loading apparatus | 
| 11/18/1993 | EP0569898A1 Cassette/scanner recorder tape path | 
| 11/18/1993 | EP0569751A2 Magnetic tape threading and transport apparatus including air bearing blocks | 
| 11/18/1993 | EP0569750A2 Tape loading sensor | 
| 11/18/1993 | EP0569636A1 Autochanger | 
| 11/18/1993 | DE4219775A1 Control or regulation of electric motor using pulse modulation - supplying control signal of control stage to motor control circuit which essentially only amplifies this and, by amplified signal, supplies current to motor | 
| 11/18/1993 | DE4215827A1 Regulating RPM and/or position of one or more electric motors - applying signals for controlling motor pulse modulated by frequency synchronised with motor pulse frequency | 
| 11/17/1993 | CN1022782C Digital Signal Processing system for segment coding and coder, decoder thereof | 
| 11/16/1993 | US5263199 Vehicle accessory having integrally contained radio receiver and recording means | 
| 11/16/1993 | US5262910 Cassette loading device for enabling horizontal transfer of the cassette | 
| 11/16/1993 | US5262909 Tape loading device for a magnetic tape recording and/or reproducing apparatus | 
| 11/16/1993 | US5262905 For evaluating a scanning locus of a rotary head | 
| 11/16/1993 | US5262903 Programmed recording method for VCR without tuner, and device thereof | 
| 11/16/1993 | US5261621 Method and apparatus for evenly winding magnetic tape | 
| 11/11/1993 | WO1993022766A1 Five and one-quarter inch form factor combination dat tape drive and cassette magazine loader | 
| 11/11/1993 | CA2134102A1 Five and one-quarter inch form factor combination dat tape drive and cassette magazine loader | 
| 11/10/1993 | EP0569105A2 Automatic cassette tape recording and reproducing Apparatus | 
| 11/10/1993 | EP0568964A2 Transfer mechanism for magnetic tape cartridges | 
| 11/10/1993 | EP0568768A2 Motor driven damping arrangement and method | 
| 11/10/1993 | EP0568761A2 Tape cassette feed unit for automatic machines | 
| 11/09/1993 | US5260844 Mode changing over mechanism for tape player | 
| 11/09/1993 | US5259563 Magnetic recording/reproducing apparatus without capstan | 
| 11/08/1993 | CA2095389A1 Transfer mechanism for magnetic tape cartridges | 
| 11/04/1993 | DE4314367A1 Library arrangement with compartments for portable recording media - enables host controller to access selected record carrier without knowledge of physical configuration of library units | 
| 11/03/1993 | EP0568377A2 Magnetic recording and/or reproducing apparatus | 
| 11/03/1993 | EP0567963A1 Information recording and reproducing apparatus of the rotary head type | 
| 11/03/1993 | EP0567933A1 Tape pinch wheel applying device | 
| 11/03/1993 | EP0375764B1 Device for simultaneous recording and playback of television images | 
| 11/03/1993 | CN1078062A Connector-joining structure of a printed circuit board | 
| 11/03/1993 | CN1078061A Self identifying universal data storage element | 
| 11/03/1993 | CN1077907A Dust collector in which dust carrying air vortically flows | 
| 11/02/1993 | US5258882 Method for loading/retrieving single-tape cartridges | 
| 11/02/1993 | US5258881 Tape cassette loading system in recording and/or reproducing apparatus | 
| 11/02/1993 | US5258875 Video tape recorder with the function of repetitive playback | 
| 11/02/1993 | US5258853 Facsimile apparatus having image memory device | 
| 10/28/1993 | WO1993021633A1 Self identifying universal data storage element | 
| 10/28/1993 | WO1993021631A1 Subminiature recording and reproducing apparatus and method of operation thereof | 
| 10/28/1993 | WO1993021630A1 Method and apparatus for minimizing tape wear in a tape recording and reproducing system | 
| 10/27/1993 | EP0567238A2 System and method for ordering commands in an automatic volume placement library | 
| 10/27/1993 | EP0567041A2 Cassette loading device with a unitary linkage lever | 
| 10/27/1993 | EP0373179B1 Inline magnetic head assembly for use in a cassette loaded recorder | 
| 10/27/1993 | CN1077815A Program sample introduction method | 
| 10/27/1993 | CN1077814A Device for driving cassette |