| Patents for H04N 9 - Details of colour television systems (80,494) |
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| 04/21/1988 | WO1988002907A1 Image storage using separately scanned wideband and narrowband variables |
| 04/20/1988 | CN87106861A Demagnetization and earthing device for picture tube and machine for manufacturing same |
| 04/19/1988 | US4739419 Apparatus for eliminating midfield skew error by delaying the lower half field of a T M format video signal to be recorded on the second of two tracks |
| 04/19/1988 | US4739407 Frequency modulation television receiver with tracking filter |
| 04/19/1988 | US4739396 Projection display system |
| 04/19/1988 | US4739395 Circuit arrangement for increasing the definition of color contours of a color television signal using selective edge enhancement |
| 04/19/1988 | US4739394 White balanced electronic still camera |
| 04/19/1988 | US4739393 Circuit for performing white balance correction using two color temperature sensors |
| 04/19/1988 | US4739392 White balance adjusting apparatus having a plurality of standard color references automatically selected by the detected color temperature |
| 04/19/1988 | US4739390 Television signal processing circuit |
| 04/19/1988 | CA1235538A1 Non-uniformity correction for color crt display |
| 04/19/1988 | CA1235480A1 Image enhancer for a color television camera |
| 04/14/1988 | DE3634092A1 Schaltungsanordnung zur verzoegerung eines digitalen signals Circuitry for delaying a digital signal |
| 04/14/1988 | DE3633716A1 Method and circuit for reducing interference due to cross-colour |
| 04/13/1988 | EP0263393A2 Multiple television standards input selector and convertor |
| 04/13/1988 | EP0263295A2 Electronic still camera for compensating color temperature dependency of color video signals |
| 04/13/1988 | EP0263175A1 Apparatus and method for encoding and decoding attribute data into error checking symbols of main data |
| 04/13/1988 | EP0263112A1 Video signal processing for bandwidth reduction. |
| 04/12/1988 | US4737881 Resonant degaussing apparatus |
| 04/12/1988 | US4737863 Method for distributing and recording video signals and an apparatus using the same |
| 04/12/1988 | US4737862 Video signal record/playback device |
| 04/12/1988 | US4737861 System for recording component signals and reproducing a composite video signal and component signals including adding color burst to the luminance component |
| 04/12/1988 | US4737850 Apparatus for noise reducing composite video signal |
| 04/12/1988 | US4737843 Color image display system for producing and combining four color component images each inverted in at least one aspect relative to the other images |
| 04/12/1988 | US4737842 Color emphasis circuit |
| 04/12/1988 | US4737841 Color image sensor with horizontally-aligned image section, buffer section, storage section, and overflow drain section featuring multiple modes of operation |
| 04/12/1988 | US4737840 Color image projection apparatus with a screen including a shield plate, light-emitting layer and diffusion surface to expand viewing range of bright pictures |
| 04/12/1988 | US4737781 Process for displaying information |
| 04/12/1988 | US4737777 Polychrome matrix screen without coupling between the rows and columns |
| 04/12/1988 | US4737772 Video display controller |
| 04/12/1988 | CA1235221A1 Digital video recording |
| 04/07/1988 | DE3630739C1 Method for data pick-up by means of detector arrays and devices for carrying out the methods |
| 04/06/1988 | EP0262647A2 Sample rate conversion system having interpolation function |
| 04/06/1988 | EP0262623A2 Luminance signal forming circuit |
| 04/06/1988 | EP0262362A2 Method for recording and reproducing data packets transmitted with a television signal |
| 04/06/1988 | CN87106408A 显示系统 Display System |
| 04/05/1988 | US4736355 Digital audio data reproduction apparatus |
| 04/05/1988 | US4736257 Information signal recording medium reproducing apparatus with an improved equalizer |
| 04/05/1988 | US4736256 Method for recording and for confirming the recording of images in an image filing apparatus |
| 04/05/1988 | US4736252 Motion detector for chrominance signal in TV receiver |
| 04/05/1988 | US4736251 Color image pickup apparatus having one or more line sensors and a mechanical sub-scanning device |
| 04/05/1988 | US4736243 Color imaging apparatus with closed-loop control means for producing color signal frequency and phase control signals from a reference color signal and two reference index signals stored in a memory |
| 04/05/1988 | US4736242 Transitory scanning speed phase compensation using luminance edge detection |
| 04/05/1988 | US4736241 White balance adjusting device of color video camera |
| 04/05/1988 | US4736240 Analog to digital video adapter |
| 04/05/1988 | US4736239 Image storage using separately scanned wideband and narrowband variables |
| 04/05/1988 | US4736238 Fully digitized video signal reproducing apparatus |
| 04/05/1988 | US4736237 Chroma demodulation apparatus for use with skew corrected clock signal |
| 04/05/1988 | US4736139 Flat type cathode ray tube and color image display apparatus utilizing same |
| 04/05/1988 | CA1234917A1 Input structure for charge coupled devices with controllable input bias |
| 04/05/1988 | CA1234909A1 Method of and apparatus for generating colour matte signals |
| 03/30/1988 | EP0261915A2 Initial state setting system for still picture recording/reproducing device |
| 03/29/1988 | US4734790 Video printing process and apparatus |
| 03/29/1988 | US4734779 Video projection system |
| 03/29/1988 | US4734775 Camera for recording television, photographic or cinematographic images |
| 03/29/1988 | US4734759 A video printer having color signal interpolation circuit |
| 03/29/1988 | US4734758 Signal processing circuit |
| 03/29/1988 | US4734757 Color burst phase detection system for use in a video disk player system |
| 03/29/1988 | US4734620 Of a television apparatus |
| 03/24/1988 | WO1988002207A1 Method and apparatus for correcting video color signals |
| 03/24/1988 | DE3630939A1 Method and circuit for optimizing colour reproduction |
| 03/23/1988 | EP0260993A1 Colour television decoder |
| 03/23/1988 | EP0260887A2 Colourburst regeneration |
| 03/23/1988 | EP0260861A2 System for connecting a video signal recording/reproducing apparatus and a television receiver |
| 03/23/1988 | EP0260845A2 System for reading and storing composite index codes from a recording disk |
| 03/23/1988 | EP0260658A2 Television signal generator |
| 03/23/1988 | EP0260329A1 Adapter circuit for video signal components |
| 03/23/1988 | EP0260311A1 Apparatus in cathode ray tubes for reducing the magnetic field strength in the tube environment. |
| 03/23/1988 | CN86106749A Convergence adjustment device for video-projectors |
| 03/22/1988 | US4733311 Automatic phase control circuit used for time base corrector |
| 03/22/1988 | US4733297 Video signal processing circuit of motion adaptive type |
| 03/22/1988 | US4733296 Multi-tube color TV camera in which linear and non-linear components of a registration error due to chromatic aberration of a lens are corrected with corresponding deflection correction signals |
| 03/22/1988 | US4733295 Luminance selection apparatus for video signal control system |
| 03/22/1988 | US4733294 Time base corrector memory arrangement and memory control |
| 03/22/1988 | US4733227 Color display with automatic color control device |
| 03/17/1988 | DE3727655A1 Vacuum-free hybrid colour camera with a single-chip CCD sensor arrangement |
| 03/16/1988 | EP0260099A2 White balance circuit for a colour TV camera |
| 03/16/1988 | EP0260045A2 Video signal recording method and associated recording/reproducing apparatus |
| 03/16/1988 | EP0259890A2 Moiré preventing circuit for color video camera |
| 03/16/1988 | EP0259701A2 Demodulator for a color composite video signal |
| 03/16/1988 | EP0259693A1 Drive circuits for the cathodes of cathode ray tubes |
| 03/16/1988 | EP0259514A1 Digital circuit for the simultaneous generation of digital sine and cosine function values |
| 03/16/1988 | CN87206762U Signal generator for colour television |
| 03/15/1988 | US4731675 Dropout correcting apparatus wherein dropout detecting flog signal is superimposed on reproduced video signal |
| 03/15/1988 | US4731674 Color video signal processing apparatus for crosstalk elimination |
| 03/15/1988 | US4731662 Image processing method for processing an image signal differently depending on the range of an image characteristic thereof relative to the range within which an output device can reproduce the image characteristic |
| 03/15/1988 | US4731660 Processing methods using adaptive threshold for removal of chroma/luminance cross-talk in quadrature-modulated subcarrier color television systems |
| 03/15/1988 | US4731659 Slow Motion reproducing apparatus |
| 03/15/1988 | US4731654 Nonvolatile memory system for digital television tuner |
| 03/15/1988 | US4731653 Multi-channel, controlled amplification factor electronic amplifier construction, particularly for color TV contrast adjustment |
| 03/15/1988 | US4731652 Shading correction signal generating device for a television camera apparatus |
| 03/15/1988 | US4731563 Color display system |
| 03/10/1988 | WO1988001824A1 Cathode ray tube with integral mirror optics for three-tube projection television systems having increased light output |
| 03/10/1988 | WO1988001823A1 Video projector with optical feedback |
| 03/10/1988 | WO1988001460A3 Improvements in or relating to merged field operation of an image sensor in a still video camera |
| 03/09/1988 | EP0258927A2 Display system |
| 03/09/1988 | EP0258673A2 Method of and apparatus for processing an image according to a correction level |
| 03/08/1988 | US4730260 Method for eyewear simulation and a device for its practice |
| 03/08/1988 | US4730222 Video recording apparatus having low and high resolution operational modes |
| 03/08/1988 | US4730216 Video display apparatus |