| Patents for G11B 27 - Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel (59,746) |
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| 04/24/1990 | CA1268252A1 Information recording method |
| 04/19/1990 | WO1990004251A1 Recording method and recording apparatus |
| 04/19/1990 | WO1990004215A1 Printing and makeover process for magnetically encodable film with dedicated magnetic tracks |
| 04/19/1990 | WO1990004205A1 Film information exchange system using dedicated magnetic tracks on film with virtual data identifiers |
| 04/19/1990 | DE3933937A1 Microprocessor control for video tape recorder - responds to entered signals to initiate required operating mode upon verification of valid status signals |
| 04/18/1990 | EP0364176A2 System and method for formatting high density storage media |
| 04/18/1990 | EP0364041A2 Recording and evaluating system for cue signals |
| 04/18/1990 | EP0363653A2 Method for recording and reproducing the table of contents of a magnetic-tape video cassette, and video recorder for carrying out the method |
| 04/17/1990 | US4918676 Track accessing apparatus for optical disk |
| 04/17/1990 | US4918544 Multi-spindle synchronization control system for magnetic disk apparatus |
| 04/17/1990 | US4918523 Digital video formatting and transmission system and method |
| 04/17/1990 | US4918415 Data reading and/or writing apparatus for use with an optical card |
| 04/12/1990 | DE3932696A1 Video recorder code reading circuit for preprogramming - includes demodulation stage, compares stored and transmitted code data, also displays title |
| 04/11/1990 | EP0363186A2 Method for setting a sound recording level |
| 04/11/1990 | EP0363152A2 High speed tape duplicating machine |
| 04/11/1990 | EP0362951A1 System for random access to information on a magnetic tape |
| 04/11/1990 | EP0362561A2 Method of, and video magnetic tape recorder for avoiding the inadvertent overwriting of video signal parts recorded on a video magnetic tape |
| 04/11/1990 | EP0362257A1 Rapid accessing apparatus and method for helically recorded magnetic tape |
| 04/11/1990 | CN1041235A Optical disk reproducing device and optical disk reproducing method and composite recording medium |
| 04/10/1990 | US4916742 Method of recording and reading audio information signals in digital form, and apparatus for performing same |
| 04/10/1990 | US4916685 Determination of the total time required for reproducing a desired range of signals recorded on a recording disk in a signal recording and reproduction system |
| 04/10/1990 | US4916682 Optical disk apparatus with remaining time specification |
| 04/10/1990 | US4916681 Apparatus for, and method of, recording undivided compositions in undivided form on a two-sided recording medium |
| 04/10/1990 | US4916680 Magnetooptic recording member having selectively-reversed erasure directions in predetermined recording areas of the record member |
| 04/10/1990 | US4916562 Magnetic disk storage equipment |
| 04/10/1990 | US4916559 Method for fading out recorded data at end of predetermined period |
| 04/09/1990 | EP0328532A4 Audio-video recording system. |
| 04/05/1990 | WO1990003644A1 Fault tolerant index patterns and decoding means |
| 04/05/1990 | DE3933187A1 Einzelbild-videogeraet Still image videogeraet |
| 04/05/1990 | DE3933186A1 Elektronische einzelbildkamera Single electronic imaging camera |
| 04/05/1990 | DE3932678A1 Fast search device for video cassette tape recorder - reduces length of tape in frictional contact to minimise risk of damage during high-speed movement |
| 04/05/1990 | DE3833314A1 Optical data store with a date storage disk formatted for positioning |
| 04/04/1990 | EP0361315A2 Recording and reproducing apparatus for PCM audio data |
| 04/04/1990 | CN1007466B Magnetic tape recording and/or reproducing apparatus with recorded channel indicator |
| 04/03/1990 | US4914694 Modifying a television signal to inhibit recording/reproduction |
| 04/03/1990 | US4914535 Synchronization for stored data |
| 04/03/1990 | US4914527 Recording and reproducing digital video and audio signals together with a time code signal which is within user control words of the audio data |
| 04/03/1990 | US4914523 Optical disk apparatus compatible with different television system standards |
| 03/29/1990 | DE3832398A1 Method of coding magnetic tape |
| 03/28/1990 | EP0360123A2 Super-large capacity data storage drive |
| 03/27/1990 | US4912574 Apparatus for recording digital signal |
| 03/27/1990 | US4912570 Recording and/or reproducing device |
| 03/27/1990 | US4912312 Optical card duplicating system |
| 03/27/1990 | US4912311 Information recording carrier |
| 03/22/1990 | DE3931500A1 Track positioning system for optical disc unit - has track pull in move made by one unit with following control manipulated by other unit with different bandwidths |
| 03/21/1990 | EP0359541A2 Optical-disk playback apparatus, method of optical-disk playback and combined memory medium |
| 03/21/1990 | EP0359526A2 Apparatus for continuously recording/reproducing signals on plural recording media |
| 03/21/1990 | EP0212099B1 Sector identification method for hard sectored hard files |
| 03/20/1990 | US4910725 Optical recording method for data cards |
| 03/20/1990 | US4910724 Information recording medium having an area for recording information indicating logical erasure of data and method for recording information |
| 03/20/1990 | US4910616 Servo track centering for magnetic disc read/write head |
| 03/20/1990 | US4910604 Image transmission apparatus |
| 03/15/1990 | DE3830300A1 Compact-disc jukebox |
| 03/15/1990 | DE3829636A1 Position sensing system |
| 03/15/1990 | DE3828519A1 Data disk with shutter |
| 03/14/1990 | EP0358244A1 Method of controlling a tape deck display |
| 03/13/1990 | US4908866 Speech transcribing system |
| 03/13/1990 | US4908812 Synchronizing signal reproducing circuit in a disc playback device |
| 03/07/1990 | EP0357430A2 Multispeed reproducing control apparatus of a video disk player |
| 03/07/1990 | EP0357419A2 Optical data recording and readout apparatus |
| 03/07/1990 | EP0357352A2 Video signal recording/reproducing apparatus |
| 03/07/1990 | EP0357230A2 Digital video tape recorder |
| 03/07/1990 | EP0357049A2 Information recording medium and recording/reproducing apparatus using the same |
| 03/07/1990 | EP0356995A2 Apparatus for supplying control codes to sound field reproduction apparatus |
| 03/07/1990 | EP0356938A2 Rotary head assembly for substantially concurrent recording and monitoring of data on a magnetic tape cassette or the like |
| 03/07/1990 | EP0164131B1 Information recording medium disc and method and apparatus for recording/reproducing information |
| 03/07/1990 | CN1040282A Reproducing and/or recording apparatus |
| 03/07/1990 | CN1040281A Tape dubbing apparatus |
| 03/06/1990 | US4907216 Optical record carrier having position indentifying track modulation |
| 03/06/1990 | US4907213 Compact-disk player arrangement for reading out a table of contents after insertion of a compact disk |
| 03/06/1990 | US4907105 Synchronized spindle control for disk drives |
| 03/06/1990 | US4907093 Method and apparatus for preventing the copying of a video program |
| 02/28/1990 | EP0355620A2 Optical card |
| 02/28/1990 | EP0355217A1 A hand-held video recording camera having internal audio source with synchronized restart |
| 02/27/1990 | US4905104 Rotary head type digital signal recording and/or reproducing apparatus for recording and/or reproducing with a variable speed |
| 02/27/1990 | US4905094 System for audio/video presentation |
| 02/27/1990 | US4904938 Method and apparatus for testing characteristics of a floppy disc and a floppy disc drive |
| 02/22/1990 | WO1990001850A1 Dual deck videocassette recorder system |
| 02/22/1990 | WO1990001849A1 A hand-held video recording camera |
| 02/22/1990 | WO1990001838A1 Recovery recorder system, particularly commercial radio/tv broadcast recovery recorder system |
| 02/22/1990 | DE3828020A1 Arrangement for reproducing audio signals |
| 02/20/1990 | US4903150 Multitrack magnetic recording and reproducing apparatus and method of controlling tracking of multitrack magnetic heads |
| 02/20/1990 | US4903148 Digital signal editing apparatus |
| 02/20/1990 | US4903025 Signal path setting circuit |
| 02/20/1990 | US4903020 Method and apparatus for digitally processing stored compressed analog signals |
| 02/14/1990 | EP0354705A2 Tape synchronising apparatus for tape reproducer |
| 02/14/1990 | EP0354645A2 Retrieving files from disk storage |
| 02/13/1990 | US4901318 Address generating circuit |
| 02/13/1990 | US4901302 Apparatus for reproducing information recorded on a compact disc onto a recording medium having two running directions |
| 02/13/1990 | US4901301 Region detection system for detecting empty sectors on a recording medium |
| 02/13/1990 | US4901300 Method of and apparatus for recording an information signal |
| 02/13/1990 | US4901298 Track pulse controlled address search method for optical disk player |
| 02/13/1990 | US4901170 Rotary head type digital signal reproducing method |
| 02/13/1990 | US4901168 Apparatus and method for recording and reproducing a digital signal |
| 02/13/1990 | US4901166 Tracking control for VTR editing employing previously recorded tracking information |
| 02/13/1990 | US4901161 Method of transfer of film to video and system therefor |
| 02/08/1990 | WO1990001194A1 Process for organizing and reading a magnetic support and support therefor |
| 02/08/1990 | DE3921017A1 Einrichtung zur wiedergabe digitaler mehrkanal-signale Device for playback of digital multi-channel signals |
| 02/07/1990 | EP0353858A1 Electronic editing system of recording and reproducing apparatus |
| 02/07/1990 | EP0353758A2 Video data recording apparatus for recording search data |