| Patents for G11B 27 - Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel (59,746) |
|---|
| 07/08/1980 | US4211997 Method and apparatus employing an improved format for recording and reproducing digital audio |
| 07/08/1980 | US4211238 Apparatus and method for recording and playing back electrocardial signals |
| 07/01/1980 | US4210941 Data-recording device |
| 07/01/1980 | US4210939 Method and system for synchronizing the movement of plural recording media |
| 07/01/1980 | US4210785 Tape replay system |
| 07/01/1980 | US4210094 Radio tuner for coupling with cassette tape recorder |
| 06/26/1980 | WO1980001328A1 Method of recording data on an optical disc |
| 06/24/1980 | CA1080352A1 Variable message recorder employing single tape loop and having fast reset |
| 06/17/1980 | US4208686 Tape recorder with means for displaying a time by normal and stopwatch modes |
| 06/12/1980 | WO1980001216A1 Magnetic tape recorder with quick access to recorded information |
| 06/10/1980 | US4207440 Dictation recorder with speech-extendable adjustment predetermined playback time |
| 06/03/1980 | US4206483 Automatic checking device for preset recording program of recording and reproducing apparatus |
| 06/03/1980 | US4205781 Arrangement for synchronizing an information reading device with the speed of an information medium |
| 05/27/1980 | US4205354 Music director system |
| 05/27/1980 | US4205353 Combination device having a magnetic recording and reproducing unit and an electronic tuning type receiver |
| 05/27/1980 | US4205346 Video transition circuitry including transition previewing means |
| 05/27/1980 | CA1078511A1 Process for controlling the starting and stopping of the reading of a recording support |
| 05/20/1980 | CA1078060A1 Multi-layered optical data records and playback apparatus |
| 05/20/1980 | CA1078059A1 Public address apparatus |
| 05/14/1980 | EP0010716A1 Method and device for changing video recordings with or without audio information into video recording and reproducing systems, particularly magnetic recording and reproducing systems |
| 05/13/1980 | US4203139 Play/record switching circuit for a signal reproducing and recording apparatus |
| 05/13/1980 | US4203138 Video signal recording system with delayed vertical sync |
| 05/13/1980 | US4203134 FM Signal demodulator with defect detection |
| 05/13/1980 | CA1077620A1 Storage disk and read/write system |
| 05/06/1980 | US4202022 Magnetic transfer record film and apparatus for magneto-optically reading magnetic record patterns using the same |
| 05/06/1980 | US4201895 Passive audio signal mixing apparatus |
| 05/06/1980 | CA1077172A1 Random access recording and/or playback system |
| 04/30/1980 | EP0010494A1 Method of writing information on a magnetic-recording carrier |
| 04/29/1980 | US4200893 Instruction indicating apparatus for a record and/or playback device |
| 04/22/1980 | US4199820 Random access storage apparatus with a movable recording medium |
| 04/22/1980 | US4199794 Dual tape transport system with tensioning means |
| 04/22/1980 | US4199792 Tape end warning apparatus |
| 04/22/1980 | US4199791 Automatic recording system |
| 04/16/1980 | EP0009579A1 Control of operation for addressed accessing to recorded information sequences on electromotor-driven information carriers, in particular for magnetic tapes |
| 04/15/1980 | US4198701 Digital optical recorder-reproducer system |
| 04/15/1980 | US4198664 Nonrecorded section detection in a tape recorder apparatus |
| 04/15/1980 | US4198656 Video sequencer-processor |
| 04/08/1980 | US4197452 Counters reset to zero by push buttons |
| 04/08/1980 | CA1075163A1 Apparatus for variably selecting the capacity of a recording medium in a recording system |
| 03/25/1980 | US4195319 Apparatus for detecting information index signal from magnetic tape |
| 03/25/1980 | US4195317 Video recording and playback editing system with displayed cue signals |
| 03/25/1980 | CA1074439A1 Method and apparatus for automatic dictation playback control |
| 03/18/1980 | US4194222 Multitrack recorder including superimposed real time code |
| 03/18/1980 | CA1074005A1 Recording and playback system |
| 03/11/1980 | US4193120 Addressable event display and control system |
| 03/11/1980 | US4193098 Segmented video playback apparatus with ancillary recording medium |
| 03/04/1980 | CA1073108A1 Multi-media production programmer |
| 02/26/1980 | CA1072672A1 Magnetic position marker for a tape recorder |
| 02/19/1980 | US4189756 Apparatus for generating bi-phase coded characters |
| 02/19/1980 | US4189746 Method and apparatus for determining focus conditions |
| 02/19/1980 | US4189636 Tape recorder provided with a count display for counting and displaying a number of reel rotations |
| 02/19/1980 | CA1072210A1 Method and devices such as projectors for editing sound film |
| 02/19/1980 | CA1072203A1 Magnetic recording system |
| 02/07/1980 | WO1980000200A1 Microfiche information and control system |
| 02/06/1980 | EP0007660A1 A microfiche information retrieval and control system utilizing machine readable microfiche and visually readable microfiche |
| 02/06/1980 | EP0007381A1 Method and circuitry arrangement for measuring and indicating the winding stage of a tape. |
| 02/06/1980 | EP0007364A1 Video editing system |
| 01/29/1980 | US4186280 Method and apparatus for restoring aged sound recordings |
| 01/29/1980 | US4185793 Cassette using tape-marking elements |
| 01/29/1980 | CA1070843A1 Method and apparatus for detecting a preamble in a bi-phase data recovery system |
| 01/29/1980 | CA1070826A1 Circuit for demodulating a pulse width modulated signal |
| 01/23/1980 | EP0007200A1 Method and apparatus for controlling the reading of information from an information storage medium |
| 01/22/1980 | US4185305 Video information recording and reproducing methods and apparatus |
| 01/15/1980 | US4184180 File protect and amount of tape sensing apparatus |
| 01/15/1980 | CA1070010A1 Random selection control system for recording tape cartridges |
| 01/08/1980 | US4183025 Level indicating system |
| 01/08/1980 | CA1069614A1 Tape editing system |
| 01/08/1980 | CA1069613A1 Magnetic recording system |
| 12/27/1979 | WO1979001142A1 Transcriber having selectable word reproduction rate |
| 12/25/1979 | US4180838 Method and apparatus for producing programmable selection of music |
| 12/25/1979 | US4180802 Random autoplay |
| 12/18/1979 | US4179720 Magnetic recorded information reproducing apparatus |
| 12/18/1979 | US4179716 Tape end warning apparatus |
| 12/18/1979 | US4179715 Electric circuit for accessory for host tape recorder |
| 12/18/1979 | US4179714 Method of recording an index signal in dictating tape recorder |
| 12/18/1979 | US4179712 System for electronic editing of tape |
| 12/18/1979 | CA1068397A1 Method and apparatus for measuring the speed at which a tape was recorded |
| 12/04/1979 | US4177488 Magnetic recording and playback means with indication of tape remaining |
| 11/27/1979 | US4176380 Adaptive speed/interblock gap control for tape drive |
| 11/20/1979 | US4175271 Helical video tape insert recording editing method with flying erase head and servo control |
| 11/20/1979 | US4175267 Method and apparatus of inserting an address signal in a video signal |
| 11/06/1979 | US4173773 Tape end alarm for tape recorder |
| 10/30/1979 | US4173027 Write precompensation system |
| 10/23/1979 | US4172266 Magnetic recording-reproducing device |
| 10/23/1979 | US4172231 Transfer of a flexible web member from supply reel to a take-up reel |
| 10/17/1979 | EP0004657A2 Method for tape recording time-spaced segments of video information and apparatus for carrying out this method |
| 10/16/1979 | US4171530 System for the electronic editing of video signals |
| 10/16/1979 | CA1064613A1 Magnetic tape recording and/or reproducing apparatus with device for recording and/or reproducing control signals |
| 10/16/1979 | CA1064612A1 Magnetic recording and/or reproducing apparatus |
| 10/16/1979 | CA1064609A1 Magnetic record member for use with rotating head magnetic recording apparatus |
| 10/09/1979 | CA1064159A1 Phase locked circuits |
| 10/02/1979 | US4169970 Memorial audio reproduction system |
| 10/02/1979 | CA1063721A1 Tape timer error corrector circuit for tape recorder/reproducers |
| 09/11/1979 | US4167759 Apparatus for inserting an address signal in a frame of the vertical blanking period of a television signal |
| 09/11/1979 | CA1062365A1 Magnetic-tape cartridge-loaded portable video camera |
| 09/04/1979 | US4167028 Method and an apparatus for time signal encoding/decoding |
| 09/04/1979 | US4167026 Information reproducing and recording apparatus for recording on tape from a phonograph record |
| 09/04/1979 | US4167023 Rotating head recorder with different recording and playback speeds |
| 09/04/1979 | US4166970 Apparatus and method for shifting a head movable relative to a carrier for recorded information |
| 09/04/1979 | US4166621 Programmable record changer |