| Patents for G11B 27 - Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel (59,746) |
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| 02/07/1990 | EP0353274A1 Synchronization for stored data. |
| 02/06/1990 | US4899331 Random reproducing system for disk player |
| 02/06/1990 | US4899326 Magazine-housed disk player |
| 02/06/1990 | US4899233 Apparatus for reproducing a magnetically recorded digital signal using a rotary head with automatic track finding signal extraction and selection for tracking control |
| 02/06/1990 | US4899232 Apparatus for recording and/or reproducing digital data information |
| 02/06/1990 | US4899229 Video information editing system for providing video data in a controlled format |
| 02/06/1990 | CA1265613A1 Signal recording apparatus and method |
| 02/06/1990 | CA1265612A1 Sector identification method for hard sectored hard files |
| 01/31/1990 | EP0352338A1 Apparatus for recording or reproducing time code and time code convertor |
| 01/30/1990 | US4897827 Video disc player with rapid track access means |
| 01/30/1990 | US4897742 Single button VCR operation system |
| 01/30/1990 | US4897741 Signal recording apparatus |
| 01/30/1990 | US4897740 Recording/reproducing system for a magnetic recording medium including synchronization detecting circuit |
| 01/30/1990 | US4897653 Data outputting circuit |
| 01/30/1990 | CA1265240A1 Instruction indicating apparatus for a record and/or playback device |
| 01/30/1990 | CA1265238A1 Edit mode controller |
| 01/30/1990 | CA1265237A1 Magnetic recording editing apparatus with erase head |
| 01/25/1990 | WO1990000847A1 System and process for vcr scheduling |
| 01/25/1990 | WO1990000799A1 Videocassette with counter for indicating the number of viewings |
| 01/25/1990 | DE3917009A1 Digital audio tape apparatus and programme skip selection process for it |
| 01/25/1990 | DE3803982A1 Data carrier with duplication prevention |
| 01/24/1990 | EP0351637A1 Method of organizing and reading a magnetic medium, and medium using the method |
| 01/23/1990 | US4896240 Magnetic disk having an index area and a limited number of radially extending servo sections |
| 01/23/1990 | US4896228 Magnetic disc apparatus having improved head position control |
| 01/23/1990 | US4896225 Tape recording and/or reproducing apparatus |
| 01/23/1990 | US4896224 Video and audio signal recording apparatus providing for recordation of control data with audio signals |
| 01/18/1990 | DE3919676A1 Video cassette with a counter for indicating plays |
| 01/17/1990 | EP0351346A2 Edit tracking file |
| 01/17/1990 | EP0351221A2 Apparatus including dual carriages for storing and retrieving information containing discs and method |
| 01/17/1990 | EP0160102B1 Apparatus for controlling movement of tape on audio tape recorder |
| 01/17/1990 | CN1038911A Premastering system |
| 01/16/1990 | US4894817 Method of writing data on optical card by projecting thereon intensity modulated light beam |
| 01/16/1990 | US4894814 Optical disc player with pause function in response to elapsed preset maximum playback time period |
| 01/16/1990 | US4894733 Tape winding method and machine |
| 01/16/1990 | US4894732 Programmed reproduction system for still picture recording/reproduction device |
| 01/16/1990 | US4893414 Apparatus for measuring video cassette tape usage |
| 01/11/1990 | WO1990000337A1 Image storage and retrieval apparatus |
| 01/10/1990 | EP0349687A2 Method and apparatus for encoding magnetic disk sector addresses |
| 01/09/1990 | US4893294 Disk player and disk playing method in which tracking miss tolerance is adjusted |
| 01/09/1990 | US4893209 Multifunctional magnetic head cleaning media |
| 01/09/1990 | US4893199 Digital signal recording apparatus with a digital subdata converting capability |
| 01/09/1990 | US4893198 Method and apparatus for performing high speed video animation |
| 01/09/1990 | US4893197 Pause compression and reconstitution for recording/playback apparatus |
| 01/09/1990 | US4893193 Disc recording medium and apparatus for playback thereof |
| 01/03/1990 | EP0349106A1 Interactive video system with a video event detector |
| 01/03/1990 | EP0348955A2 Optical disk recording and reading system with management data access mechanism |
| 01/03/1990 | EP0348394A1 Method for controlling video signal time-base correctors |
| 01/03/1990 | CN1038536A Method for transmitting digital data |
| 01/03/1990 | CN1006335B Signal recording device |
| 01/02/1990 | US4891719 Fast closure method for a data signal channel |
| 01/02/1990 | US4891716 Autocalibration of a data signal channel through simultaneous control signals |
| 01/02/1990 | US4891715 Digital video signal processing with cut editing feature |
| 12/28/1989 | WO1989012896A1 Device for simultaneous recording and playback of television images |
| 12/28/1989 | WO1989012860A1 Method and apparatus for storing midi information in subcode packs |
| 12/28/1989 | WO1989011148A3 Tape drive machines |
| 12/28/1989 | DE3920335A1 Process and apparatus for recording and reproducing data onto and from a magnetic tape by means of a rotating head |
| 12/27/1989 | EP0348218A2 Dual deck video recording apparatus and method |
| 12/27/1989 | EP0347858A2 Optical disc and recording and reproducing apparatus employing the optical disc |
| 12/27/1989 | CA1264085A1 Optical disc record reproducing apparatus |
| 12/26/1989 | US4890171 High speed information retrieval apparatus |
| 12/26/1989 | US4890168 Program scan apparatus for VTR utilizing picture-in-picture display |
| 12/26/1989 | US4890045 Spindle motor control system for magnetic disk apparatus |
| 12/21/1989 | DE3917276A1 Measuring device for a cassette apparatus |
| 12/20/1989 | EP0346979A2 Reproducing and/or recording apparatus |
| 12/19/1989 | US4888796 Program material screening device |
| 12/19/1989 | US4888751 Image information processing apparatus |
| 12/19/1989 | US4888750 Method and system for erase before write magneto-optic recording |
| 12/19/1989 | US4888698 Method for storing a parcelwise divided digital data base as well as of addressing a data parcel in a mass memory, and apparatus for carrying out the method |
| 12/19/1989 | US4888654 Method of writing and reading digital data interspersed with analog audio frequency data on magnetic recording tape |
| 12/19/1989 | US4888653 High speed video tape duplicator |
| 12/19/1989 | US4888652 Communications recorder having a unique identification code and secure method and apparatus for changing same |
| 12/19/1989 | US4888648 For storing image information |
| 12/19/1989 | US4888502 Variable bandwidth filter |
| 12/14/1989 | WO1989012293A1 Real time digital data transmission speed conversion system |
| 12/14/1989 | WO1989011135A3 Coin or token operated machine for playing pre-recorded record discs |
| 12/14/1989 | DE3918454A1 Verfahren zum aufzeichnen von digitalen signalen und digitales videobandaufnahmegeraet hierfuer A method for recording digital signals and digital videobandaufnahmegeraet here for |
| 12/13/1989 | EP0222820B1 Flux sensitive tracking |
| 12/13/1989 | CN1006104B Data-storage disc and playback system therefor |
| 12/12/1989 | US4887172 Apparatus and method for cueing a video tape recorder |
| 12/12/1989 | US4887171 Slant record/helical scan playback certifier |
| 12/12/1989 | US4887170 Magnetic recording/reproducing apparatus for magnetically reproducing signals from one tape and recording the signals onto a second tape |
| 12/12/1989 | US4887169 Video signal recording and playback apparatus having varied-speed playback capability |
| 12/07/1989 | DE3917247A1 Videosignal-wiedergabegeraet mit einer einrichtung zur raschen bildsynchronisation Video signal wiedergabegeraet with a device for rapid image synchronization |
| 12/06/1989 | EP0345037A2 A digital signal recording apparatus |
| 12/06/1989 | EP0344994A2 Optical disc drives |
| 12/06/1989 | EP0344626A1 System for reproducing video records from a magnetic video tape recorder |
| 12/05/1989 | US4885736 Optical recording medium with track and track number guides |
| 12/05/1989 | US4885644 Spindle servo device for data recording disk reproducing apparatus |
| 12/05/1989 | US4885458 Card-form recording medium and data recording device therefor |
| 12/05/1989 | CA1263750A1 Preformatted information medium and optical reader device |
| 12/05/1989 | CA1263746A1 Apparatus for recording and/or reproducing digital signal |
| 11/30/1989 | DE3916379A1 Magnetic recording and reproducing apparatus |
| 11/30/1989 | DE3816832A1 Process of the transmission of information stored in a CD(V) auxiliary channel |
| 11/28/1989 | US4884259 Optical memory disk and track access therefor |
| 11/28/1989 | CA1263476A1 Error control of sector address and optical disc |
| 11/23/1989 | EP0342748A1 Recording system as well as record carrier and recording apparatus for use in the system |
| 11/23/1989 | EP0342624A2 Magneto-optical data recording system |
| 11/21/1989 | US4882783 Pre-recorded magnetic video tape having an information code on the synchronization track |
| 11/21/1989 | US4882721 Offset for protection against amorphous pips |
| 11/21/1989 | US4882719 Disk playing method for disk player |