Patents
Patents for H04N 9 - Details of colour television systems (80,494)
12/1993
12/14/1993US5270828 Recording and reproducing method and apparatus utilizing a signal format for simplifying special operations and assisting efficient signal processing
12/14/1993US5270812 Method of encoding image pixel values for storage as compressed digital data and method of decoding the compressed digital data
12/14/1993US5270804 Color display system utilizing optical valves
12/14/1993US5270803 Inverse hyperbolic comb filter
12/14/1993US5270802 White balance adjusting device for video camera
12/14/1993US5269289 Cavity insert device using fuzzy theory
12/12/1993CA2071055A1 Projection tv system
12/09/1993WO1993025046A1 Method and apparatus for encoding a video signal having multi-language capabilities
12/09/1993WO1993024857A1 Polarization-independent display system
12/09/1993WO1993024572A1 Polyester/polyphenylene ether blends
12/09/1993DE4240352C1 Demagnetisation circuit for colour CRT - uses controlled semiconductor bridge to supply demagnetisation coil with opposing capacitor voltage
12/09/1993DE4218249A1 Video recorder timing error rectifier - smooths luminance signal and colour carrier and reduces interfering folding and modulation products
12/09/1993DE4218120A1 VHS video recorder - allows optional high quality display mode together with usual VHS mode
12/08/1993EP0573295A2 Level detection circuit and automatic color control circuit
12/08/1993EP0573246A2 A magnetic recording/reproducing apparatus for recording and reproducing a video signal added with a helper signal
12/08/1993CN1023045C Color picture tube having inline electron gun with astigmatic prefocusing lens
12/08/1993CN1023042C Color picture tube having electron gun with reduced convergence drift
12/07/1993US5268775 Contrast enhancement and ghost elimination, for reflective light valve system
12/07/1993US5268763 Apparatus for recording a charge latent image on a medium and for producing color signals from the charge latent image
12/07/1993US5268758 Horizontal line interpolation circuit and image pickup apparatus including it
12/07/1993US5268756 For converting a first video signal
12/07/1993US5268750 Apparatus for adjusting the timing of sampled data signals in a resampling system
12/07/1993CA1324905C Liquid crystal motion picture projector with memory
12/01/1993EP0572292A1 Colour beamsplitter and image projector using the same
12/01/1993EP0572234A1 Observation apparatus with illumination means
12/01/1993EP0571774A2 Video recorder for the post-production of video records
12/01/1993EP0571363A1 Solid state 360 degree viewing system.
12/01/1993EP0533738A4 Asymmetric picture compression
12/01/1993EP0532682A4 Synchronizing side by side pictures
12/01/1993EP0429563B1 Digital convergence system
12/01/1993CN1079097A Alternate folding and/or unfolding circuits of a video signal
11/1993
11/30/1993US5267334 Encoding/decoding moving images with forward and backward keyframes for forward and reverse display
11/30/1993US5267319 Method and apparatus for troubleshooting the stereo audio circuits of a Beta type VCR
11/30/1993US5267093 Video recorder having phase-displaced video recording channels
11/30/1993US5267045 Multi-standard display device with scan conversion circuit
11/30/1993US5267029 Image projector
11/30/1993US5267028 Solid state image pickup apparatus having luminance control
11/30/1993US5267027 Comb filter-type Y/C separator circuit
11/30/1993US5267026 Video camera with white balance control having the function of inhibiting auto while balance control under a special light source or of a special object
11/30/1993US5267025 Image sensing apparatus having two image sensing portions and one signal processing portion and allowing improved white balance control
11/30/1993US5267024 Multiple systems adaptive television receiver
11/30/1993US5267023 Signal processing device
11/30/1993US5267022 Video signal processing apparatus for videotape recorder/reproducer capable of effecting vertical (and horizontal) emphasis and deemphasis on chrominance signals
11/30/1993US5266805 System and method for image recovery
11/30/1993US5266501 Method for manufacturing a solid state image sensing device using transparent thermosetting resin layers
11/25/1993WO1993023959A1 Pixel intensity modulator
11/25/1993WO1993023787A1 Liquid crystal projection display
11/25/1993CA2136192A1 Liquid crystal projection display
11/24/1993EP0571192A2 Colour display system
11/24/1993EP0571146A1 Display control apparatus
11/24/1993EP0570862A2 Digital signal processing circuit
11/24/1993EP0570818A2 Apparatus for and method of transmitting video signal
11/24/1993EP0570805A1 Improved method for adjusting the luminance of a color signal
11/24/1993EP0570524A1 Storage medium and apparatus and method for recovering information from such medium by oversampling.
11/24/1993EP0540548A4 Vertical zoom and panning for television
11/24/1993EP0533748A4 Field synchronization system maintaining interlace integrity
11/24/1993EP0532676A4 Aspect ratio control for picture overlays
11/24/1993EP0532665A4 Luminance processing system
11/24/1993EP0532653A4 Field synchronization system with write/read pointer control
11/24/1993EP0532615A4 Picture overlay system for television
11/24/1993EP0532583A4 Automatic letterbox detection
11/24/1993CN1078841A Method and apparatus for image data compression using combined luminance/chrominance coding
11/24/1993CN1078840A Deflection yoke for cathode ray tube
11/24/1993CN1078838A Carrier recovery processor for a qam television signal
11/23/1993US5264951 For reading an optical image
11/23/1993US5264944 Multi-function digital CCD camera
11/23/1993US5264941 Large screen display apparatus utilizing a transparent plate to display an image over an entire surface of a diffusing surface
11/23/1993US5264937 Apparatus for time division multiplexed processing of frequency division multiplexed signals
11/23/1993US5264936 System for adjusting filters processing the composite video signal in a secam multistandard set
11/23/1993US5264933 Television displays having selected inserted indicia
11/23/1993US5264931 Television receiver utilizing digital signal processors adaptable to various television standards
11/23/1993US5264925 Single sensor video imaging system and method using sequential color object illumination
11/23/1993US5264924 Mechanism for deriving noise-reduced estimates of color signal parameters from multiple color/luminance image sensor outputs
11/23/1993US5264923 System for separating luminance and chrominance signals from a composite video signal
11/23/1993US5264922 Logical comb filter
11/23/1993US5264921 White balance including means for preventing colored object from disturbing the balance
11/23/1993US5264920 Word rate conversion processing device for processor circuit for processing digital component video signals sampled by different sampling frequencies
11/23/1993US5264881 Split static surround display system
11/23/1993US5264880 Method and apparatus for projecting a color image
11/23/1993US5264879 Projection type display apparatus
11/23/1993US5264835 Enhanced color display system and method of using same
11/23/1993US5264694 Optical imaging system with a plurality of image planes
11/23/1993CA1324659C Electronic editing apparatus
11/18/1993EP0570216A2 Carrier recovery processor for a QAM television signal
11/18/1993EP0570214A2 Video signal recording/reproduction apparatus
11/18/1993EP0570204A2 Solid state image pickup device using a colour filter array
11/18/1993EP0570202A1 Method and apparatus for magnetically recording and/or reproducing
11/17/1993CN2146823Y Colour TV test picture generator
11/17/1993CN1022782C Digital Signal Processing system for segment coding and coder, decoder thereof
11/16/1993US5263100 Image coding method and apparatus
11/16/1993US5262866 Method for displaying a plurality of sequential video images in a multi-screen picture
11/16/1993US5262862 Black level compensation circuit for a luminance signal
11/16/1993US5262861 Computer controllable video synchronization and frame pulse signal generator
11/16/1993US5262859 Video signal transmitter/receiver
11/16/1993US5262849 Digital camera processing device having variably settable interpolation
11/16/1993US5262848 White balance control circuit for video camera with specified range control circuitry
11/16/1993US5262847 Method of converting luminance-color difference video signal to a three color component video signal
11/13/1993CA2091006A1 Compact multiscreen video projection system
11/11/1993WO1993022875A1 Method and system for recognition of broadcast segments
11/11/1993DE4214962A1 Chrominance equaliser in transmission channel of standard chrominance carrier - assigns signal adder to transmission channel with incoming chrominance carrier applied directly to first input and via delay circuit to second input