Patents
Patents for H04N 9 - Details of colour television systems (80,494)
08/1983
08/18/1983WO1983002867A1 Light collection apparatus for a scanner
08/18/1983WO1983002866A1 Improvements in or relating to light detecting and measuring devices
08/17/1983EP0086124A1 Apparatus for the correction of non-linearity by intermediate-frequency premodulation in a television equipment
08/16/1983US4399472 Phase difference compensation between separately recorded luminance and chrominance signals
08/16/1983US4399455 Television viewer
08/16/1983US4399454 Digital comb filtering for PAL television signals
08/16/1983CA1152208A1 Apparatus for recovering a frequency-converted chrominance component that is substantially free of cross-talk components
08/16/1983CA1152207A1 Method and apparatus for mitigation of degradations caused by spatio-temporal filtering of video signals
08/09/1983US4398219 Switching apparatus for the recording and reproducing of PCM or video signals
08/09/1983US4398209 Method and apparatus for digital control of a separately coded color television signal
08/09/1983US4397928 On semiconductor wafer
08/09/1983CA1151455A1 Device for projecting colour pictures onto a screen and display system incorporating such a device
08/04/1983WO1983002706A1 Stereoscopic television system
08/03/1983EP0084969A1 Method of and apparatus for reproducing an information signal
08/03/1983EP0084914A2 Television transmission system
08/03/1983EP0084908A1 Setting-up system for a television camera
08/02/1983US4396953 Color video signal dubbing system for collating the outputs of signal sources
08/02/1983US4396940 Color original evaluating method
08/02/1983US4396939 Chromakey effect apparatus
08/02/1983CA1151313A1 Multibeam cathode ray tube apparatus
08/02/1983CA1151312A1 Colour cathode-ray tube apparatus
08/02/1983CA1151311A1 Colour cathode-ray tube apparatus with shadow mask
08/02/1983CA1151287A1 Color filter
07/1983
07/27/1983EP0084449A1 Apparatus for recording and/or reproducing video and audio signals
07/27/1983EP0084434A1 Light projection apparatus
07/27/1983EP0084241A2 Signal processing device and method for video tape recording
07/27/1983EP0084195A1 Method for the automatic set-up of a television camera and television camera suitable therefor, suitable memory and lens system, and suitable memory
07/26/1983USRE31326 Signal translating apparatus for composite signal subject to jitter
07/26/1983US4395737 Video disc slow down processor with reverse color detector/corrector
07/26/1983US4395735 FM Counter detector
07/26/1983US4395730 Automatic color-temperature compensation device
07/26/1983US4395729 Digital video signal processing filters with signal-to-noise enhancement
07/26/1983US4395692 Apparatus for magnetizing a convergence device for in-line color-picture tubes and methods of adjusting convergence with such apparatus
07/26/1983US4395662 Correction circuits for projection television
07/26/1983US4395629 Solid-state color imager and method of manufacturing the same
07/26/1983CA1150828A1 Method for detecting vertical synchronizing signal
07/26/1983CA1150827A1 Video signal processing circuit
07/26/1983CA1150826A1 Analog geometry corrector for television camera image tubes
07/26/1983CA1150825A1 Total raster error correction apparatus and method for the automatic set up of television cameras and the like
07/26/1983CA1150824A1 Color temperature detecting apparatus and automatic white balancing means for use therewith
07/19/1983US4394682 DC Switching circuit
07/19/1983US4394680 Color television signal processing apparatus
07/19/1983CA1150419A1 Method of producing solid-state color imaging devices
07/19/1983CA1150395A1 Television picture display device
07/19/1983CA1150394A1 Second order velocity error correction for time base correctors
07/13/1983EP0083440A2 Two-color liquid crystal light valve image projection system with prepolarization
07/13/1983EP0083398A2 Apparatus for obtaining multicolor raster images using a voltage penetration screen CRT
07/12/1983US4393489 Audio processor for single, channel, matrixed two-channel and un-matrixed two-channel signals
07/12/1983US4393414 Horizontal-rate phase-change of TV pixel distribution among multiple recorder tracks for dropout concealment
07/12/1983US4393413 Velocity error compensator for time base error corrections of periodic information signals
07/12/1983US4393412 Automatic chroma level control circuit for compensating both slow and rapid chroma level changes
07/12/1983US4393397 Television ghost signal detector with color burst phase delay control
07/12/1983US4393396 Video signal processing circuit for noise reduction
07/12/1983US4393394 Television image positioning and combining system
07/12/1983US4393329 Article of manufacture for projection television system
07/12/1983CA1149947A1 Digital on video recording and playback system
07/12/1983CA1149930A1 Beam index type color television receiver
07/06/1983EP0083127A1 System for transmitting television picture information using transform coding of subpictures
07/06/1983EP0083090A2 High efficiency optical system for three-color liquid crystal light valve image projection with color selective prepolarization
07/06/1983EP0083087A2 High efficiency optical tank for two-color liquid crystal light valve image projection with color selective prepolarization
07/05/1983US4392162 Digital video signal reproducing apparatus
07/05/1983US4392161 Recorded tape, speed-change reproducing system
07/05/1983US4392160 Playback system for video disk having plural information tracks
07/05/1983US4392159 Method and apparatus for digital video signal processing
06/1983
06/29/1983EP0082652A2 Videosignal mixing circuit
06/28/1983USRE31290 Color endoscope
06/28/1983USRE31289 Color endoscope with charge coupled device and television viewing
06/28/1983US4390896 Power supply circuit
06/28/1983US4390895 Color image pick-up apparatus
06/28/1983US4390894 Noise suppression circuit for a video signal
06/28/1983US4390893 Digital color modulator
06/28/1983US4390892 TV Sync generator system for PAL standards
06/28/1983US4390815 Apparatus for influencing electron beam movement
06/28/1983CA1149056A1 Horizontal scanning rate correction apparatus
06/28/1983CA1149054A1 Apparatus for converting cinematographic pictures into video signals
06/22/1983EP0081495A1 Television viewer
06/21/1983US4389678 Digital time-base corrector for special motion reproduction by helical-scan VTR
06/21/1983US4389667 Flying spot scanner for use in a color printing process simulating apparatus
06/21/1983US4389666 Color television camera system
06/21/1983US4389665 Color demodulation device for use in color television receivers
06/21/1983US4389664 System and method to derive a digital video control signal
06/21/1983US4389663 Apparatus for indicating the phase of the color subcarrier signal in each line of a color television signal
06/21/1983US4389096 Image display apparatus of liquid crystal valve projection type
06/21/1983CA1148653A1 Automatic phase-controlled oscillator circuit
06/15/1983EP0081415A1 Matrixing apparatus for a colour television camera, and coder and camera comprising such an apparatus
06/15/1983EP0081198A2 Chroma signal recording and reproducing circuit
06/14/1983US4388654 Video disc player with selectively enabled audio signal expander circuitry
06/14/1983US4388641 Centering unit for a color television camera apparatus having plural pick-up tubes
06/14/1983US4388640 Color filter having vertical color stripes with a nonintegral relationship to CCD photosensors
06/14/1983US4388639 Color control circuit for teletext-type decoder
06/14/1983US4388638 De-emphasis for digitized composite color television signals
06/14/1983US4388525 Precision optical spacers for image sensor filters
06/14/1983US4387987 Method of producing solid-state color imaging devices
06/14/1983CA1148253A1 Side pincushion correcting circuit for color television receivers
06/08/1983EP0080712A2 Sampling frequency converting apparatus
06/07/1983US4387406 Encoding and decoding digital data in a video format
06/07/1983US4387405 Automatic kinescope bias control system with digital signal processing
06/07/1983US4387390 Automatic beam current limiter
06/07/1983US4387389 Semiconductor filter using charge transfer device
06/07/1983CA1147849A1 White balance control system