Patents for H04N 9 - Details of colour television systems (80,494) |
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09/27/1977 | US4051514 High-voltage circuit for post focusing type color picture tube |
09/27/1977 | US4051513 Color image projecting apparatus |
09/27/1977 | US4051512 Color television camera having at least two pick-up tubes |
09/27/1977 | US4051511 System for automatic color balance correction |
09/27/1977 | US4051510 Hue correction apparatus controlled by chrominance saturation |
09/27/1977 | US4051374 Imaging device having improved blue response |
09/20/1977 | US4050084 Comb filter for television signals having adaptive features |
09/13/1977 | US4048652 Automatic hue control system |
09/13/1977 | US4048651 Color-corrected video signal processing with augmented color lock |
09/13/1977 | US4048650 Still color television signal recording and reproducing apparatus |
09/06/1977 | US4047203 Color imaging array |
09/06/1977 | US4047202 Automatic color balancing system |
09/06/1977 | US4047200 Single tube color television camera with color strip filters |
08/30/1977 | US4045819 Video recorder and playback apparatus |
08/30/1977 | US4045812 Color television recording system employing frequency modulation and pulse width modulation |
08/30/1977 | US4045754 Eccentrically mounted six-pole rings for a static convergence unit |
08/23/1977 | US4044375 Brightness control apparatus |
08/16/1977 | US4042956 Solid state television camera having a special color filter arrangement |
08/09/1977 | US4041531 Television signal processing apparatus including a transversal equalizer |
08/09/1977 | US4041528 Color television signal generating apparatus for use in a single camera tube |
08/09/1977 | US4041527 Video effects generator |
08/09/1977 | US4041526 Control of automatic color control and color killer circuits in video signal reproducing apparatus |
08/02/1977 | US4040086 Method of generating chromaticity point-dependent switching information from coded color video signals |
07/26/1977 | US4038686 Defect detection and compensation |
07/26/1977 | US4038685 Apparatus for automatic gamma control of television color signals |
07/26/1977 | US4038684 Signal detection circuit |
07/26/1977 | US4038683 Television synchronizing generator |
07/26/1977 | US4038681 Chroma-burst separator and amplifier |
07/19/1977 | US4037247 Still color television signal recording and reproducing apparatus |
07/12/1977 | US4035836 Prism optical system for a color television camera |
07/12/1977 | US4035835 System for automatic correction of the color balance between the primary signals of a color signal source |
07/12/1977 | US4035833 Method and apparatus for adjusting the output frequency of a frequency source to a very high degree of precision |
07/12/1977 | US4035832 Digital shift registers for video storage |
07/05/1977 | US4034398 Optical and mechanical improvements for television projection system |
07/05/1977 | US4034397 Pilot signal luminance correction means for video recording apparatus |
06/28/1977 | US4032974 Video processing circuit |
06/28/1977 | US4032968 Television image projecting system |
06/28/1977 | US4032967 Complementary field effect transistor signal multiplier |
06/28/1977 | US4032966 Drop out compensation device |
06/28/1977 | US4032819 Raster centering circuit |
06/21/1977 | US4031551 Image pickup device |
06/21/1977 | US4031542 Projection color television system |
06/21/1977 | US4031541 Color video display system |
06/21/1977 | US4031499 Thermistor device |
06/21/1977 | US4031416 Semiconductor amplification means combining two cascaded transistor amplifiers of high inverse impedances |
06/14/1977 | US4030121 Video crispener |
06/14/1977 | US4030120 Processing arrangement and correcting device for color television signals |
06/14/1977 | US4030118 Color encoding camera utilizing comb filtering for color signal separation |
06/14/1977 | US4029394 Color encoding filter and method for making the same |
06/07/1977 | US4028586 Parabolic current generator |
06/07/1977 | US4028585 Circuit for generating a correction current for correcting for deflection errors on the display screen of a color television display tube |
05/31/1977 | US4027328 Catadioptrically coupled color television projection system |
05/31/1977 | US4027219 Device for displaying color television images |
05/24/1977 | US4025947 Video assignment systems |
05/24/1977 | US4025945 Color function display system |
05/17/1977 | US4024572 PAL alternate line color phase detector |
05/17/1977 | US4024571 Synchronizing system employing burst crossover detection |
05/17/1977 | US4024427 Degaussing circuit |
05/10/1977 | US4023200 Circuit for combining the three color signals of a color television system to form two color difference signals and a luminance signal |
05/03/1977 | US4021852 Signal defect compensation |
05/03/1977 | US4021843 Color tone control device in color television receiver |
05/03/1977 | US4021841 Color video synthesizer with improved image control means |
05/03/1977 | US4021742 Phase compressor for phase modulated signal |
04/26/1977 | US4020502 Method and apparatus for separating, combining and rearranging colored images |
04/26/1977 | US4020501 Apparatus for visualizing on a kinescope screen video signals which are either picked up by an antenna or generated in the apparatus itself |
04/26/1977 | US4020500 Controlled oscillator |
04/19/1977 | US4019118 Third harmonic signal generator |
04/19/1977 | US4018990 Digital video synchronizer |
04/19/1977 | US4018988 Negative gamma circuit |
04/19/1977 | US4018984 Video disc record having spirally aligned sync storage locations |
04/12/1977 | US4017893 Display device for producing polychromatic luminous images |
04/12/1977 | US4017892 Video information reproduction circuitry having drop-out compensation circuit |
04/12/1977 | US4017681 Television receiver including a beam current limiting circuit |
04/12/1977 | US4017677 Squelch circuit for a video record player |
04/12/1977 | US4017676 Circuit arrangement for separating video and audio signals |
04/05/1977 | US4016598 Solid state camera having plural image sensors |
04/05/1977 | US4016597 Color video camera with selectively expanded sensitivity |
03/29/1977 | US4015288 Write clock generator for digital time base corrector |
03/29/1977 | US4015287 Color television receiver including a chrominance subcarrier regenerator |
03/29/1977 | US4015286 Digital color television system |
03/29/1977 | US4015285 Method of recording television signals on a data carrier and a recording obtained by said method |
03/22/1977 | US4014038 Automatic gray scale control circuit for a color television receiver |
03/15/1977 | US4012775 System for stabilizing cathode ray tube operation |
03/15/1977 | US4012774 Drop-out responsive color video reproducing apparatus |
03/15/1977 | US4012771 Or reproducing color video signals |
03/15/1977 | US4012587 Solid state image sensor |
03/08/1977 | US4011584 System for color presentation of information represented by amplitude varying video signal |
03/01/1977 | US4010490 Video recording and reproducing apparatus with crosstalk reduction |
03/01/1977 | US4009941 Color-separating prism arrangement of which some surfaces adjoin dichroic layers |
03/01/1977 | US4009939 Double layered optical low pass filter permitting improved image resolution |
02/22/1977 | US4009489 Negative color film mask correction |
02/22/1977 | US4009487 Blanking generator for PAL sync signals |
02/08/1977 | US4007488 Solid-state color imaging apparatus having charge-coupled devices |
02/08/1977 | US4007487 Electronic composite photography with color control |
02/08/1977 | US4007485 Color video signal reproducing apparatus |
02/08/1977 | US4007484 Or reproducing apparatus with chrominance crosstalk elimination |
02/08/1977 | US4007483 Circuit for processing a color television signal prior to magnetic recording and corresponding restoring circuit |
02/08/1977 | US4007482 Magnetic recording and/or reproducing apparatus |
02/08/1977 | US4007481 Holographic color television record |
02/08/1977 | US4006968 Liquid crystal dot color display |