| Patents for H04N 9 - Details of colour television systems (80,494) |
|---|
| 02/12/1991 | US4992854 Video signal processing circuit of a video camera |
| 02/12/1991 | US4992852 Circuit with a comb filter for causing color difference signals to coincide on each scanning line |
| 02/12/1991 | US4992706 CRT raster distortion correction circuit |
| 02/12/1991 | US4991941 A field sequential |
| 02/07/1991 | WO1991001613A1 A compression method and apparatus for single-sensor color imaging systems |
| 02/07/1991 | WO1991001605A1 Branching table for interactive video display |
| 02/07/1991 | DE3925628A1 Hi=fi stereo video tape recorder system - uses rotating and fixed sound heads in conjunction with video heads processor and memory |
| 02/06/1991 | EP0411948A2 Audio signal reproducing apparatus |
| 02/06/1991 | EP0411725A2 A circuit for removing crosstalk components in a carrier chrominance signal |
| 02/06/1991 | EP0411675A2 Interframe coding apparatus |
| 02/06/1991 | EP0411661A2 Dot crawling interference elimination device and color subcarrier vertical correlation detection device |
| 02/06/1991 | EP0411440A2 Camera system and camera recording system |
| 02/05/1991 | US4991121 Image display system |
| 02/05/1991 | US4991120 Apparatus for interfacing video frame store with color display device |
| 02/05/1991 | US4991119 Picture display device including a waveform generator |
| 02/05/1991 | US4991027 Circuit for detecting a video mode |
| 02/05/1991 | US4991026 Chrominance signal reproducing apparatus for video tape recorder |
| 02/05/1991 | US4991019 Digital video signal processing system |
| 02/05/1991 | US4991003 Receiver with correction for comb filter frequency response |
| 02/05/1991 | US4990911 Sampling frequency converter |
| 02/05/1991 | US4990832 Color display system |
| 02/05/1991 | US4989954 Projection type liquid cyrstal display device |
| 01/31/1991 | DE3924131A1 Colour PAL TV signal coder - has vertical low passes for luminance and colour difference signals with chrominance eliminated by compensation signal |
| 01/30/1991 | EP0410718A2 Video special effects generators |
| 01/30/1991 | EP0410489A2 Multi-mode video signal playback and display device |
| 01/30/1991 | EP0410419A2 Image stabilize photographing apparatus |
| 01/30/1991 | EP0409953A1 Partitioned architecture of a digital video signal processor |
| 01/30/1991 | EP0409933A1 Electronic imaging apparatus spectrally-responsive to different types of originals. |
| 01/30/1991 | EP0378537A4 Projection tv system with concave phosphor surfaces |
| 01/29/1991 | US4989097 Apparatus for reproducing and processing picture information from a recording medium |
| 01/29/1991 | US4989093 Camera automatically operable in a flash photographic mode for providing color-balanced images |
| 01/29/1991 | US4989092 Picture display device using scan direction transposition |
| 01/29/1991 | US4989090 Television scan line doubler including temporal median filter |
| 01/29/1991 | US4989078 Still video camera for recording stereo images on a video disk |
| 01/29/1991 | US4989076 Polarized light |
| 01/29/1991 | US4989075 Solid-state image sensor device |
| 01/29/1991 | US4989073 Video signal |
| 01/29/1991 | CA1279735C Simultaneous display of two unrelated signals |
| 01/29/1991 | CA1279724C Vertical deflection circuit |
| 01/29/1991 | CA1279723C Video matte generator |
| 01/24/1991 | DE3922651A1 External RGB signals selector for input to TV receiver - uses priority stage operating with TV and video signals |
| 01/24/1991 | DE3921731A1 Different standard TV signal evaluator - has circuit deriving synchronising pulses, for horizontal synchronising pulse from TV signal pulses |
| 01/23/1991 | EP0409620A2 A projection type color image display device |
| 01/23/1991 | EP0409618A2 An image display apparatus |
| 01/23/1991 | EP0409246A2 Liquid crystal projector |
| 01/22/1991 | US4987491 Jitter compensation circuit for processing jitter components of reproduced video signal |
| 01/22/1991 | US4987489 Apparatus for generating an interlaced slow motion video output signal by spatial and temporal interpolation |
| 01/22/1991 | US4987483 Projection television set |
| 01/22/1991 | US4987481 Video noise reduction system |
| 01/22/1991 | US4987350 Picture reproduction apparatus with a cathode ray tube and an arrangement for measuring the beam current |
| 01/22/1991 | US4986637 Arrangement of picture elements for color display |
| 01/17/1991 | DE3922627A1 Digital chrominance carrier filter for TV signals - supplied to series connection of specified band pass filter and delay member |
| 01/16/1991 | EP0408113A1 Projection television system and a cathode-ray tube with interference filter |
| 01/16/1991 | EP0408036A2 High resolution LCD display system |
| 01/16/1991 | EP0408007A1 Video signal processing device |
| 01/16/1991 | EP0407970A2 Digital video signal reproducing apparatus |
| 01/16/1991 | EP0407830A2 Polarizer |
| 01/16/1991 | EP0407802A1 Method and circuit device for demodulating multi-standard TV signals |
| 01/16/1991 | EP0407753A2 Video recorder for recording video signals with a normal number of lines and video signals with an increased number of lines |
| 01/16/1991 | EP0407748A2 Video recorder for the recording of video signals with different vertical frequencies |
| 01/16/1991 | EP0407561A1 Audio/video recorder/transceiver |
| 01/16/1991 | EP0238543B1 Prism assembly for a single light valve full-color projector |
| 01/16/1991 | EP0196315B1 Frequency generation for multiplexed analog component color television encoding and decoding |
| 01/16/1991 | CN1011280B Tv receiver parts with digitizer |
| 01/15/1991 | US4985853 Display-based color system |
| 01/15/1991 | US4985784 Image data transfer method and apparatus therefor |
| 01/15/1991 | US4985781 Recording and/or reproducing apparatus in which a reference signal is used in a recording and/or reproducing part as well as in another part |
| 01/15/1991 | US4985771 Anti-ringing device for television transmission system |
| 01/15/1991 | US4985760 Color imager having varying filter aperture sizes to compensate for luminance differences between colors |
| 01/15/1991 | US4985758 Signal processing system having selected output from plural readout devices |
| 01/15/1991 | US4985757 Digital video signal processing system |
| 01/15/1991 | US4985754 High index color encoding system |
| 01/15/1991 | US4985685 Detector circuit including current attenuating circuit and capacitor |
| 01/15/1991 | CA1279125C Colorburst regeneration |
| 01/13/1991 | CA2021071A1 High resolution lcd display system |
| 01/10/1991 | WO1991000669A1 Circuit for correcting video signal time-base |
| 01/10/1991 | WO1991000667A1 Method and apparatus for generating a high definition electronic signal from a line scan of a color original |
| 01/10/1991 | DE4011081A1 Simultaneous mixing circuit for video recorder - separates video and speech signals with facility to mix in external source signals |
| 01/10/1991 | DE3921676A1 Video recorder with dubbing facility - provided by dividing longitudinal sound track into two separate tracks |
| 01/09/1991 | EP0407046A1 Method and apparatus for reproducing a digital video signal |
| 01/09/1991 | EP0406524A1 Multistandard on screen display in a TV receiver |
| 01/08/1991 | US4984095 Video signal processing apparatus having delay means for varied uses |
| 01/08/1991 | US4984094 High defination video signal recording system |
| 01/08/1991 | US4984093 Video recorder with increased bandwidth recording |
| 01/08/1991 | US4984086 Scanner with electronically variable raster to produce picture effects |
| 01/08/1991 | US4984070 Picture quality improving apparatus capable of reducing deterioration of interpolated signal |
| 01/08/1991 | US4984069 YC separator for video signal processing circuit |
| 01/08/1991 | US4984068 Motion-adaptive device for separating luminance signal and color signal |
| 01/08/1991 | US4984067 HDNTSC signal transmission and reception with time and frequency multiplexing |
| 01/08/1991 | US4983032 Radiation beam |
| 01/08/1991 | US4983016 Bar shaped members of one resin dispersed in another, television |
| 01/08/1991 | US4983015 System for the display of color images using an optical mixer with fibers in ordered arrangement |
| 01/08/1991 | CA1278814C Color display system and cathode-ray tube including a dipole lens for electrostatic convergence |
| 01/03/1991 | DE3920965A1 Automatic convergence adjustment for colour monitor display - using sensors detecting convergence at defined horizontal and vertical points within image |
| 01/03/1991 | DE3920932A1 Television receiver picture-in-picture circuit - uses controlled feeding light density and colour difference signals for stored image to single a=d converter |
| 01/03/1991 | DE3920591A1 Video recorder system with commutation between two recorders - has commutation branch supplied image carrier and reduced chrominance carrier |
| 01/03/1991 | DE3920234A1 Videorecorder mit erzeugung eines textsignals VCR with generation of a text signal |
| 01/02/1991 | EP0405953A2 Light source apparatus for separating white light into lights of a plurality of colours |
| 01/02/1991 | EP0405491A2 Apparatus for recording and reproducing digital still image signal |
| 01/02/1991 | EP0405470A2 Color picture image reading device |