Patents
Sitemap › H04 - Electric communication technique › H04N - Pictorial communication, e.g. television › H04N 9 - Details of colour television systems
Patents for H04N 9 - Details of colour television systems (80,494)
12/1988
12/06/1988CA1246208A1 Multiple scanning type television receiver
12/06/1988CA1246206A1 Frequency division multiplexed analog to digital converter
12/01/1988WO1988009593A1 Still video camera with common circuit for color balance and exposure control
12/01/1988WO1988009592A1 Profile correction apparatus
11/1988
11/30/1988EP0293225A2 Colour picture processing system
11/30/1988EP0293217A2 Memory system for a television video signal
11/30/1988EP0293188A1 VTR playback chrominance signal processing circuit
11/30/1988EP0292944A2 Color cathode ray apparatus provided with dynamic convergence means
11/30/1988EP0292740A2 Recording and reproducing apparatus
11/29/1988US4788586 Controller for adjusting color hue and saturation of images generated from signals in a non-broadcasting video system
11/23/1988EP0292108A2 Time base correctors for image signals
11/23/1988EP0292054A2 Circuit arrangement for the selective feeding of a video signal
11/23/1988EP0291954A2 Apparatus for reproducing video signals
11/23/1988EP0291924A2 Convergence correction circuit
11/22/1988US4786986 Magnetic recording and reproducing apparatus
11/22/1988US4786978 Reproduction apparatus
11/22/1988US4786964 Electronic color imaging apparatus with prismatic color filter periodically interposed in front of an array of primary color filters
11/22/1988US4786963 Adaptive Y/C separation apparatus for TV signals
11/22/1988US4786146 Color sequential illumination system for a liquid crystal light valve
11/22/1988CA1245347A1 Display driver amplifier with anti-saturation circuit
11/22/1988CA1245344A1 Color display system and cathode-ray tube
11/22/1988CA1245343A1 Luminance/chrominance separation circuitry
11/22/1988CA1245342A1 Image contour correcting device and use of said device in a color television camera
11/22/1988CA1245340A1 Frequency generation for multiplexed analog component color television encoding and decoding
11/17/1988WO1988009102A1 Improved optical system for full color liquid crystal light valve image projection
11/17/1988EP0291354A2 Image pick up apparatus having pixel compensation circuit
11/17/1988EP0291028A2 Reproducing apparatus
11/17/1988DE3814447A1 Apparatus for recording and/or reproducing information signals
11/15/1988US4785359 Dual purpose memory for time division multiplexing and time base error correction
11/15/1988US4785349 Decoding apparatus
11/15/1988US4785346 Automatic color saturation controller
11/15/1988US4784469 Beam splitter for color imaging equipment
11/15/1988CA1244962A1 Autoconvergence of a cathode ray tube using a semiconductor detector
11/09/1988EP0290290A1 Light valve projector apparatus having increased light efficiency
11/09/1988EP0290183A1 Pal video signal processing device
11/09/1988EP0289944A1 Electronic digital still camera for storing component video signals in memory
11/09/1988EP0289914A2 Method of recording and reproducing information on and from a recording disk
11/08/1988US4783715 Automatic high-speed color CRT degaussing system
11/08/1988US4783703 Television flicker preventing circuit with gamma value conversion prior to field-to-frame conversion
11/08/1988US4783698 Interpolator for compressed video data
11/03/1988DE3712913A1 Video recorder
11/03/1988DE3712730A1 Optical filter arrangement
11/02/1988EP0289326A1 Magnetic recording and reproducing apparatus
11/02/1988EP0289272A2 Method and apparatus for demultiplexing a colour video signal
11/02/1988EP0289205A1 Magnetic recording apparatus
11/02/1988EP0289050A2 Interleave sequence method
11/02/1988EP0289046A2 Jitter-detecting apparatus for a video tape recorder
11/01/1988US4782402 Video disk with multiplexed video and digital information
11/01/1988US4782392 Apparatus and method for generating a rotating clock video wipe
11/01/1988US4782390 Color negative inspection apparatus for displaying and sequentially shifting N color positive images corresponding to N color negative frames
11/01/1988US4782385 Frequency conversion of an RF signal transmitted for color-television receivers
11/01/1988US4782384 Area isolation apparatus for video signal control system
11/01/1988US4782264 Color picture device including convergence correcting magnetic plates
11/01/1988US4782246 Phase shift circuit for electrical signal
11/01/1988CA1244126A1 Viewfinder for tv camera use
10/1988
10/26/1988EP0288317A2 Drive method for synchronizing scanning and modulation of flat-configuration color CRT
10/26/1988EP0287682A1 Apparatus for magnetically recording and reproducing video signals
10/26/1988EP0172905B1 A method in the so-called cutting of coloured video signals
10/26/1988CN88101992A Interpolator for expanding video data
10/25/1988US4780770 Method and apparatus for separating and individually correcting repetitive and random velocity errors
10/25/1988US4780769 Recording and reproducing apparatus for time compressed video signals wherein said signals are expanded and converted into two separate channels before recording
10/20/1988WO1988008236A1 Interpolator for expanding video data
10/20/1988WO1988008225A1 Broadband, high speed video amplifier
10/20/1988EP0217859A4 Apparatus and method for generating a rotating clock video wipe.
10/19/1988EP0287333A2 television picture zoom system
10/19/1988EP0287331A2 Sampled data memory system eg for a television picture magnification system
10/19/1988EP0287316A2 Recording colour image and audio signals
10/19/1988EP0287034A2 Projection-type color display device
10/19/1988EP0286669A1 Circuit for delaying a digital signal
10/19/1988CN88101661A Apparatus for compersation for image rotation in crt display
10/19/1988CN87105955A Projection device and associated display device
10/18/1988US4779143 Video disc recording and/or reproducing apparatus for color video signal
10/18/1988US4779142 System and method for electronically recording and playing back video images with improved chrominance characteristics using alternate even and odd chrominance signal line matrix encoding
10/18/1988US4779032 Drive device
10/18/1988CA1243398A1 Luminance/chrominance separating apparatus
10/18/1988CA1243397A1 Recombination of low- and high-resolution segments of an extended aspect ratio picture
10/18/1988CA1243396A1 Discharge protecting circuit for a television receiver
10/18/1988CA1243394A1 Method and apparatus for decomposition of color video signals
10/12/1988EP0286452A2 Recorded-information reproducing apparatus
10/11/1988US4777537 Signal recording apparatus and method
10/11/1988US4777522 Nonstandard video signal detector having h-sync to subcarrier phase detection
10/11/1988US4777481 For storing descriptions of images
10/11/1988US4777407 Color cathode ray tube device
10/11/1988US4777385 Signal transient improvement circuit
10/06/1988WO1988007801A1 Video effects system with recirculation video combine and output combine
10/06/1988WO1988006778A3 Display processor for image data with non-constant pixel size for chromatic values
10/05/1988EP0285494A1 Background discolouration device for a colour television picture fade-in system
10/05/1988EP0285350A2 Television receiver having skew corrected clock
10/05/1988EP0285078A2 Method and apparatus for calibrating the phase of a video signal
10/05/1988EP0284768A2 Comb filter for video recorder
10/05/1988EP0056402B1 Adaptive reconstruction of information signals in a plural channel system
10/04/1988US4776010 Power supply control circuit in subscriber's terminal for control unit in subscriber's communication system
10/04/1988US4775897 Dubbing method and apparatus for digital recording reproducing apparatus including direct digital outputs
10/04/1988US4775885 Deriving color signals from a solid state image sensor
10/04/1988US4775817 Faceplate cooling system for display tube
09/1988
09/29/1988DE3809207A1 Device for recording and/or replaying a video signal
09/28/1988EP0284449A2 Apparatus for compensation for image rotation in a CRT display
09/28/1988EP0284291A2 Drop-out detector circuit
09/28/1988EP0284108A2 Video matte generator
09/28/1988EP0283727A2 Method and apparatus for producing an audio magnetic tape recording at high speed from a preselected music libray
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