Patents for H04N 9 - Details of colour television systems (80,494) |
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05/08/1979 | CA1054256A1 Frequency compensation apparatus for disc-shaped record reproduction |
05/01/1979 | US4152721 Saturation control system |
05/01/1979 | US4152720 Contrast correction arrangements |
05/01/1979 | US4152719 Video picture compression |
05/01/1979 | CA1053820A1 Color display device |
04/24/1979 | USRE29975 Magnetic recording and/or reproducing system |
04/24/1979 | US4151554 Liquid coupled color-television image projector |
04/24/1979 | US4151553 Color television camera |
04/24/1979 | US4151552 Automatic beam control circuit responsive to ambient light level having utility in color television camera |
04/24/1979 | US4151551 Programmable color enable and sequencing system for secam |
04/24/1979 | US4151444 Voltage switching circuit for a color display system |
04/24/1979 | US4150880 Optical achromatization for acoustooptic deflectors |
04/24/1979 | CA1053367A1 Circuit for generating a correction current for correcting for deflection errors on the display screen of a colour television display tube |
04/17/1979 | US4150397 Repetition reduced digital data record and playback system |
04/17/1979 | US4150396 Erasable thermo-optic storage display of a transmitted color image |
04/17/1979 | US4150395 Time base error correction system |
04/10/1979 | US4149191 Method and system for converting the image content of transported film into television signal picture information |
04/10/1979 | US4149185 Apparatus and method for animated conversion of black and white video to color |
04/10/1979 | US4149184 Multi-color video display systems using more than one signal source |
04/10/1979 | US4149182 Color signal modulating system |
04/10/1979 | US4149181 Signal-dependent chrominance subcarrier filtering circuit |
04/10/1979 | US4149180 Burst gating signal generating circuit |
04/10/1979 | US4149179 Circuit for generating TV color burst gate |
04/03/1979 | US4148079 Correction of rapid periodic timing errors in the production of tape-recorded color television signals and the like |
04/03/1979 | US4148069 Automatic cable loss compensator for use in a television camera system |
04/03/1979 | US4148059 Signal processing for discrete-sample-type-color-video signal |
04/03/1979 | US4148058 PAL switching control circuit |
03/20/1979 | US4145712 Laser-elimination of mode beating |
03/20/1979 | US4145711 SECAM modulator |
03/20/1979 | US4145705 Time base correction of color video signal from playback apparatus |
03/20/1979 | US4145704 Television subcarrier phase correction for color field sequencing |
03/13/1979 | US4144546 Television signal processing circuit for correcting amplitude distortions |
03/13/1979 | CA1050640A1 Solid state image sensor |
03/06/1979 | US4143399 Imaging device |
03/06/1979 | US4143397 Comb filter apparatus |
03/06/1979 | US4143396 Digital chrominance separating and processing system and method |
03/06/1979 | CA1050157A1 Color video reproducing apparatus |
02/27/1979 | CA1049668A1 Color video display system |
02/27/1979 | CA1049648A1 Electronic signal mixer |
02/20/1979 | US4141040 Video signal amplitude registration system |
02/20/1979 | US4141037 Signal gating system |
02/20/1979 | US4141036 Solid state color camera |
02/20/1979 | US4141035 Technique for separating composite video signals |
02/20/1979 | US4141033 Device for automatically controlling the asymmetry of a signal |
02/20/1979 | US4140948 Convergence apparatus |
02/20/1979 | CA1049138A1 Color correction circuit for video recorders |
02/20/1979 | CA1049137A1 Color saturation and contrast control circuitry responsive to ambient light |
02/20/1979 | CA1049136A1 Processing apparatus and method for color video signals |
02/13/1979 | US4139863 Chroma generation system |
02/13/1979 | US4139861 Single gun color picture tube brightener |
02/13/1979 | US4139799 Convergence device for color television receiver |
02/13/1979 | CA1048634A1 Comb filter for video processing |
02/13/1979 | CA1048633A1 Automatic luminance channel bandwidth control apparatus responsive to the amplitude of color image information |
02/13/1979 | CA1048631A1 Squelch circuit |
02/06/1979 | US4138628 Magnetizing method for use with a cathode ray tube |
02/06/1979 | CA1048143A1 Comb filter for video processing |
02/06/1979 | CA1048142A1 Last line velocity compensation |
01/30/1979 | US4137547 Drop-out responsive magnetic recording and reproducing system |
01/30/1979 | CA1047642A1 Record carrier on which information is stored in an optically readable structure |
01/23/1979 | US4136359 Microcomputer for use with video display |
01/23/1979 | US4136358 Transcoding apparatus |
01/23/1979 | US4136289 Phase control circuit and oscillator circuit using it |
01/23/1979 | CA1047158A1 Beam mislanding correcting system |
01/23/1979 | CA1046813A1 Back projection system and screen for image projection |
01/16/1979 | US4135201 Dynamic damping for SECAM high-frequency de-emphasis |
01/16/1979 | CA1046670A1 Multicolor display for the visual-aesthetic portrayal of electric signals |
01/16/1979 | CA1046636A1 Plano-concave and plano-convex lens system for deflecting read beam in optical recording system |
01/16/1979 | CA1046632A1 Television signal recording and reproducing system |
01/16/1979 | CA1046627A1 Picture level control with compatible automatic chroma control |
01/16/1979 | CA1046626A1 Vir chroma system |
01/09/1979 | US4134131 Digital video synchronizer |
01/09/1979 | US4134129 Tri-directional positioning device for optical system including locking means |
01/09/1979 | US4134128 Television picture size altering apparatus |
01/09/1979 | US4134126 Color recorder having means for reducing luminance crosstalk in displayed image |
01/02/1979 | US4133009 Color video tape recording/playback system |
01/02/1979 | US4133003 Raster registration system for a television camera |
01/02/1979 | US4133002 Pal identification circuit |
01/02/1979 | CA1045710A1 Apparatus for reproducing color video signals |
12/26/1978 | US4131913 Solid state television camera |
12/26/1978 | US4131912 Apparatus for recording and reproducing video signals on a magnetic tape movable at different speeds |
12/20/1978 | EP0000104A1 Optically achromatized acoustooptic deflection apparatus |
12/19/1978 | US4130831 Color television control circuit for use with a VIR signal |
12/12/1978 | CA1044360A1 Color television with vrt and automatic degaussing |
12/12/1978 | CA1044359A1 Constant bandwidth rgb output amplifiers having simultaneous gain and dc output voltage control |
12/12/1978 | CA1044301A1 Color imaging array |
12/05/1978 | US4128817 Voltage controlled oscillator with phase control circuits |
12/05/1978 | CA1043901A1 Control of automatic color control and color killer circuits in video signal reproducing apparatus |
12/05/1978 | CA1043900A1 Time base corrector |
11/28/1978 | US4127869 Television apparatus |
11/28/1978 | US4127868 Circuitry for nonlinear processing of reference white on color image |
11/28/1978 | US4127867 VIR hue control system |
11/28/1978 | US4127866 Reference signal generator |
11/28/1978 | US4127322 High brightness full color image light valve projection system |
11/28/1978 | CA1043458A1 Color phase matching system for magnetic video tape recording |
11/21/1978 | US4126838 Uniform surface acoustic wave transducer configuration having improved frequency selectivity |
11/21/1978 | US4126814 Electron gun control system |
11/14/1978 | US4125858 Video display arrangements |
11/14/1978 | US4125857 Field sequential color television camera arrangements |
11/14/1978 | US4125795 Convergence apparatus |
11/14/1978 | CA1042246A1 Optical system for color image projecting apparatus |