Patents
Patents for G11B 27 - Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel (59,746)
09/1986
09/16/1986US4612627 Digital signal composing circuit for cross-fade signal processing
09/16/1986US4612569 Video editing viewer
09/16/1986CA1211554A1 Capstan drive system for high speed tape duplicator
09/12/1986WO1986005310A1 System to ascertain the scanning speed of audio discs with contactless scanning
09/10/1986EP0193996A2 Electronic information display systems
09/10/1986EP0193961A2 Information selection device of disc player
09/10/1986EP0193614A1 Disk-shaped record carrier
09/10/1986EP0193551A1 Apparatus and method for editing electronically-displayed pictures
09/10/1986EP0193550A1 Information retrieval system and method using independent user stations
09/09/1986US4611319 Disc drive control system
09/09/1986US4611317 Optical disk apparatus
09/09/1986US4611314 Method for accessing to a rotating record medium and an access control system
09/09/1986US4611252 Video tape recorder
09/09/1986US4611249 Flux sensitive tracking
09/09/1986US4611248 Rotary recording medium and reproducing apparatus therefor
09/03/1986EP0193153A2 Digital data recording and reproducing method
09/03/1986EP0192896A2 Apparatus for recording and reading binary information on a magnetic disc
09/03/1986CN85108955A Method of video frequency edit for pcm digital audio frequency recording
09/02/1986US4609949 Magnetic disc reproducing apparatus
09/02/1986US4609948 Apparatus to control time base fluctuation in a signal from a device for reproducing recorded information from a recording disc
08/1986
08/27/1986EP0192445A2 Recording methods and recording and/or reproducing apparatus
08/27/1986EP0191829A1 Method for editing video still pictures.
08/27/1986EP0191822A1 Interactive video and audio controller.
08/26/1986US4608676 Apparatus for optically reproducing an information signal from a record disk
08/20/1986EP0191473A2 Method and apparatus for synchronizing tape recording and playback machines
08/20/1986CN86100902A Magnetic-optical disc memory system
08/19/1986US4607297 Apparatus for detecting clogging of head gap
08/19/1986US4607290 Image information filing apparatus
08/19/1986US4606726 Multiple segment nonsequential recording
08/14/1986WO1986004722A1 Method for determining the elapsed and/or still available playing time in a magnetic tape
08/14/1986WO1986004720A1 Method for controlling access to recorded data
08/13/1986EP0190695A2 Tape recording apparatus
08/13/1986EP0190349A1 Apparatus for recording data
08/13/1986EP0190332A1 Interactive multi-user laser disc system
08/13/1986EP0190329A1 Video disk apparatus providing organized picture playback.
08/12/1986US4606016 Write protection and data detection using differential detector
08/12/1986US4605973 System, apparatus and method for recording and editing broadcast transmissions
08/12/1986CA1209695A1 Recording and/or reproducing apparatus
08/06/1986EP0189811A1 Optical information recording and reproducing apparatus
08/05/1986US4604687 Method and system for storing and retrieving multiple channel sampled data
08/05/1986US4604657 Apparatus for processing PCM signal
08/05/1986CA1209253A1 Apparatus for recording video signal
08/05/1986CA1209252A1 Helical scanning type recording/reproducing apparatus
08/05/1986CA1209250A1 Micro-computer control for a video machine
07/1986
07/30/1986EP0189187A2 Magnetic-optical disc memory system
07/30/1986EP0093427B1 Optical information processor
07/29/1986US4603413 Digital sum value corrective scrambling in the compact digital disc system
07/29/1986US4603411 Periodical signal detection circuit within a variable window length
07/29/1986CA1208775A1 Sequential data block address processing circuits
07/23/1986EP0064196B1 Optical data recording and reproducing apparatus
07/23/1986CN86100917A Automatic program selector for a video tape recorder (vtr)
07/22/1986US4602298 Video tape recorder having uninterrupted tracking control during insert edit mode
07/22/1986US4602297 System for editing commercial messages from recorded television broadcasts
07/22/1986US4602296 Sound recording apparatus for electronic still camera
07/22/1986CA1208355A1 Digital video tape recorder that can be used with different television systems
07/15/1986US4600989 Universal computer, recorded video interface
07/15/1986US4600959 Tape measuring method
07/15/1986US4600281 Altering facial displays in cinematic works
07/09/1986EP0187073A1 Method for producing audio-visual programmes by the use of a video disc, and cassette employed in this method
07/09/1986EP0187029A1 Recording/reproducing apparatus
07/09/1986EP0186835A2 Additional device for a videorecorder allowing access to parts of a tape with a precision of the order of seconds
07/09/1986EP0186662A1 Self-timed runout correction pattern.
07/08/1986US4599717 Direct read after write verify using differential detection
07/02/1986EP0186468A2 Communication system for video information apparatus
07/02/1986EP0185764A1 Magnetic recording/reproducing apparatus
07/01/1986US4598324 Audio evaluation under control of video picture frame number
06/1986
06/17/1986US4594930 Apparatus for synchronizing playback rates of music sources
06/11/1986EP0184195A2 Optical disc recording apparatus
06/11/1986EP0184190A1 Digital information recording and reproducing apparatus
06/10/1986US4594701 System for recording data on spiral track
06/10/1986US4594700 Automatic disc player system with disc selecting and loading means
06/10/1986US4594619 Magnetic reproduce apparatus with magnetoresistive head
06/10/1986CN85108604A 信号录制和/或再现设备 Signal recording and / or reproducing apparatus
06/10/1986CA1205907A1 Pneumatic monitoring system for a magnetic tape drive
06/10/1986CA1205905A1 Digital clocking and detection system for a digital storage system
06/10/1986CA1205904A1 Information format for storing data on magnetic media
06/04/1986EP0183554A2 Video/compact disk player
06/04/1986EP0183411A1 Video tape recorders
06/03/1986US4593337 Video cassette play counting, storing and reading system
05/1986
05/28/1986EP0182465A2 Method and apparatus for reproducing digital audio signals
05/28/1986EP0182458A2 Method and apparatus for time axis control
05/28/1986EP0182127A2 System for preventing the overwriting of previously optically recorded data and for reading optically recorded data during writing
05/27/1986US4592042 Record card transducing apparatus and method
05/27/1986US4592035 Information signal track search system in a rotary recording medium reproducing apparatus
05/27/1986US4591931 Playback apparatus
05/27/1986US4591928 Method and apparatus for use in processing signals
05/27/1986US4591926 Technique for editing interleaved digital audio data
05/27/1986CA1205192A1 Disc player with program selection control
05/27/1986CA1205189A1 Method and apparatus for disk drive alignment
05/22/1986WO1986003044A1 Multiple segment nonsequential recording
05/21/1986EP0181572A2 Tape position display apparatus using counter roller pulses and CTL pulses
05/21/1986EP0181428A2 Video recorder-playback machine
05/21/1986EP0181427A2 Video recorder-playback machine
05/20/1986CA1204855A1 Method and apparatus for use in processing signals
05/14/1986EP0181020A1 Apparatus for reproducing information from a record carrier
05/13/1986US4589045 State indicator device for indicating states of recording and tape
05/13/1986CA1204506A1 Apparatus for recording and reproducing a digital signal
05/13/1986CA1204504A1 Apparatus for connecting digital data
05/13/1986CA1204389A1 Record player with automatic music search function
05/10/1986CN85106362A Tracking control apparatus