Patents for H04N 5 - Details of television systems (344,250)
07/1980
07/29/1980US4215371 Front porch clamping circuit
07/29/1980US4215365 X-ray diagnostics installation comprising an electronic transmission channel for the X-ray image
07/29/1980US4215362 Track selection method and apparatus
07/29/1980US4215349 Remote control system for an electrical apparatus
07/29/1980CA1082807A1 Information storage medium with protective foil and method or writing thereon
07/29/1980CA1082799A1 Mix/effects switch arrangement and mix/effects switching system
07/23/1980EP0013610A1 A continuous motion telecine apparatus and method
07/22/1980US4214275 Apparatus and a process for reading a target of a camera tube
07/22/1980US4214273 Circuit for indicating antenna signal input level on television receiver screen
07/22/1980US4214272 Video highlight attenuation processor
07/22/1980US4214271 Technique for DC restoration in AC coupled display systems
07/22/1980US4214270 Digital vertical sync signal separator
07/22/1980US4214268 Method and apparatus for video recording a film scan signal
07/22/1980US4214263 Television system for displaying and recording paths of motion
07/22/1980US4214260 Circuit for the line synchronization in a television receiver having a gated auxiliary control loop
07/22/1980US4214259 Color video tape recorder/reproducer with chrome corrector
07/22/1980US4214258 Portable television camera and tape recorder combination
07/22/1980CA1082358A1 Device for recording or reproducing a video signal
07/22/1980CA1082357A1 Apparatus with attenuating element for reading a record carrier
07/22/1980CA1082356A1 Record carrier with an optically readable trackwise- arranged information structure and apparatus for the read-out thereof
07/22/1980CA1082312A1 Remote control transmitter and receiver for use with a television reciver
07/15/1980US4213163 Video-tape recording
07/15/1980US4213152 Output circuit for video tape recorder
07/15/1980US4213151 AGC keying signal circuit
07/15/1980US4213150 Real-time edge processing unit
07/15/1980US4213149 Apparatus for preventing video tape duplication
07/15/1980US4213148 Recording/playback apparatus using a single pilot tone for active tracking and control of a video disc pickup device
07/15/1980CA1081873A1 Dual mode frequency synthesizer for a television tuning apparatus
07/15/1980CA1081843A1 Time registration arrangement provided with a television camera
07/15/1980CA1081669A1 Defect plotting system
07/15/1980CA1081511A1 Automatic optical focussing system
07/15/1980CA1081510A1 Controlled reflection readout for displays
07/09/1980EP0013070A1 Video record systems
07/09/1980EP0013069A1 A data processor and method of processing video information
07/09/1980EP0012858A1 Display and recording apparatus
07/09/1980EP0012761A1 Tv graphics and mixing control
07/08/1980US4212042 Device for recovering video information from magnetic tape
07/08/1980US4212039 VTR Tape drive system
07/08/1980US4212037 Method for scanning a card with video signal
07/08/1980US4212034 Solid-state image pickup device
07/08/1980US4212032 Synchronization and gain control circuit
07/08/1980US4212010 Method for the operation of a display device having a bistable liquid crystal layer
07/08/1980US4211477 Light exposing prism system for use in forming phosphor plane of color picture tube
07/08/1980CA1081373A1 Apparatus for tomography
07/08/1980CA1081359A1 Phase synchronizing arrangement for video synchronous detection
07/08/1980CA1081304A1 Target and target assembly for a camera tube and method of manufacturing same
07/01/1980US4210943 Automatic tracking servo control system
07/01/1980US4210942 Video signal play-back circuit
07/01/1980US4210938 Method and system for speed-modified reproduction of video signals stored on video recording tape
07/01/1980US4210934 Video display apparatus having a flat X-Y matrix display panel
07/01/1980US4210932 Method and apparatus for recording and reproducing on film directly viewable TV video signals
07/01/1980US4210931 Video player and/or recorder with Hadamard transform
07/01/1980US4210929 Video projecting apparatus with raster distortion correction
06/1980
06/25/1980EP0012649A1 Magnetic read head
06/25/1980EP0012497A2 Apparatus and method using a memory for processing television picture signals and other information
06/25/1980EP0012377A1 System for the transmission of signals between a television camera and its control unit
06/25/1980EP0012243A1 Display system including electrostatically deflectable elements
06/24/1980US4209808 Stabilized automatic brightness control network in a video signal processing system including an automatic kinescope beam current limiter
06/24/1980US4209807 Projection type television set
06/24/1980US4209806 Solid-state imaging device
06/24/1980US4209805 Video signal processing circuit including lock-out prevention means for the intermediate frequency amplifier thereof
06/24/1980US4209803 Device for the electrical analysis of an image
06/24/1980US4209801 System for increasing the sharpness in a television picture
06/24/1980US4209751 Channel selection apparatus
06/24/1980US4209691 Night vision system comprising a light source and image intensifier powered in alteration
06/24/1980CA1080349A1 On-screen channel display
06/24/1980CA1080348A1 Surface wave device for use in a ghost cancellation system
06/24/1980CA1080345A1 Semiconductor optical image sensing device
06/24/1980CA1080336A1 Infrared radiation sensitive image pick-up device
06/17/1980US4208680 Real time magnetic video digital recording and reproducing apparatus
06/17/1980US4208676 Television projection system
06/17/1980US4208673 Color recorder for reducing crosstalk
06/17/1980US4208668 Charge coupled device with buried zones in a semiconductor substrate for use especially as a light sensor
06/17/1980CA1079810A1 Signal processor for reducing interference between frequency-modulated signals
06/11/1980EP0012049A1 Optical indicator of the direction of variation of a variable d.c. voltage, in particular the tuning voltage in an intercarrier receiver, and a television receiver comprising such an indicator
06/11/1980EP0012029A1 Solid-state imaging device
06/11/1980EP0011674A1 Method of producing a vertical aperture correction signal for a colour television camera
06/10/1980US4207596 Video special effects with cascaded control logic
06/10/1980US4207595 Apparatus for making laminar radiograms
06/10/1980US4207592 Automatic kinescope bias control circuit
06/10/1980US4207591 Gated automatic beam current limiter in a video signal processing system
06/10/1980US4207493 Cathode ray tube arc-over protection
06/10/1980US4206981 Telecine projector
06/03/1980US4206483 Automatic checking device for preset recording program of recording and reproducing apparatus
06/03/1980US4206480 Pick-up tube control circuit
06/03/1980US4206479 Buffered time base correction circuit
06/03/1980US4206478 Time base correction circuit employing controlled parallel signal transfers between analog storage registers
06/03/1980US4206476 Control circuit for use with a time-compression/time-expansion system in a pulse signal record/playback device
06/03/1980US4206412 Trap circuit for blocking spurious signals from a T.V. intermediate frequency amplifier
06/03/1980US4206372 Reduction of sparkle noise in CCD imagers
06/03/1980US4206256 Methyl aklyl siloxanes
06/03/1980CA1078957A1 Ghost cancellation device
05/1980
05/28/1980EP0011543A1 Method for recording a television picture on a two-dimensional carrier and means for applying the method
05/27/1980US4205347 Television signal determination in an automatic tuning system
05/27/1980US4205346 Video transition circuitry including transition previewing means
05/27/1980US4205345 Method and device for eliminating the background brightness variation of a video signal
05/27/1980US4205344 Special effects memory system
05/27/1980US4205340 Circuit for making a CRT display a TV picture for a copy with dots superposed on half-tone picture areas
05/27/1980US4205339 Frame storage and retrieval wherein the frame fields are quadrature amplitude modulated on a single carrier
05/27/1980US4205337 Television film scanner