Patents
Patents for H04N 9 - Details of colour television systems (80,494)
08/1992
08/25/1992US5142387 Projection-type display device having light source means including a first and second concave mirrors
08/25/1992US5142378 Low band converter for use in a video tape recorder
08/25/1992US5142377 Time base correction apparatus
08/25/1992US5142376 Image signal recording and reproducing system with pilot signal phase-locked with a synchronizing signal
08/25/1992US5142375 Video camera integral with magnetic recording and reproducing device, and with color video signal processing apparatus
08/25/1992US5142367 System for divisionally displaying plural images on a screen
08/25/1992US5142365 Circuit for controlling contrast in a digital television receiver
08/25/1992US5142359 Electronic endoscope
08/25/1992US5142354 Signal level correction circuit for a video signal
08/25/1992US5142273 System for generating color blended video signal
08/25/1992US5142205 Deflection yoke device
08/20/1992WO1992014336A1 System for developing crt color-intensity control signals in high resolution crt display equipment
08/20/1992WO1992014239A1 Storage medium and apparatus and method for recovering information from such medium by oversampling
08/20/1992WO1992009172A3 Video systems
08/19/1992EP0499464A1 Rotary head video tape recorders
08/19/1992EP0499454A2 Automatic brightness limiter circuit
08/19/1992EP0499295A2 Method and apparatus for data recording disc playback
08/19/1992EP0498995A2 Data transfer control system
08/19/1992EP0268674B1 Method of reformatting color television signals
08/19/1992CN1063789A Improved video signal recording system
08/18/1992US5140649 Gradation correcting apparatus for correcting luminance signal in accordance with detected color signal
08/18/1992US5140473 Apparatus for reproducing digital audio and video data
08/18/1992US5140466 Optical multiplexer
08/18/1992US5140449 Efficient use of available energy
08/18/1992US5140433 Noise reduction circuit for reducing video signal noise by mixing current and previous video signal
08/18/1992US5140428 Lcd projector combined with a video printer
08/18/1992US5140427 Apparatus for displaying an image on a screen
08/18/1992US5140414 Video system for producing video images simulating images derived from motion picture film
08/18/1992US5140410 Chrominance signal mixing circuit in a motion adaptive type signal separator
08/18/1992US5140409 Method and apparatus for deriving a color controlled video mixer keying signal
08/18/1992US5140408 Color component signal converting apparatus having an input dependent switchable matrix
08/18/1992CA1306536C Video signal processing apparatus
08/18/1992CA1306418C Method and apparatus for producing modified photographic prints
08/16/1992CA2060922A1 Rotary head vtr which records video and pcm signals in respective areas of a slant track and a subcode therebetween
08/12/1992EP0498661A2 Magnetic recording-reproduction apparatus
08/12/1992EP0498659A2 Adjustment apparatus for video display means
08/12/1992EP0498650A2 Magnetic recording apparatus
08/12/1992EP0498617A2 Digital signal transmitting method
08/12/1992EP0498501A1 Encoding/decoding circuit, and digital video system comprising the circuit
08/12/1992EP0497891A1 Television with apertures to modulate beam intensity.
08/12/1992EP0497763A1 Laser-written moving image display apparatus.
08/12/1992CN1017834B Device for projection television
08/11/1992US5138498 Recording and reproduction method for a plurality of sound signals inputted simultaneously
08/11/1992US5138458 Electronic camera apparatus capable of providing wide dynamic range image signal
08/11/1992US5138452 Method and apparatus for transforming video images using up-sampled digital video signals
08/11/1992US5138442 Image registration system for multiple picture tube projection television
08/11/1992US5138441 Beam-index-type color display apparatus
08/11/1992US5138435 Crt-matrix display with indexing and stair step vertical deflection waveform.
08/11/1992US5138281 Apparatus for maintaining the frequency of an oscillator within a predetermined frequency range
08/11/1992US5138273 FM demodulator
08/11/1992US5138238 Arrangement for correcting beam landing location error in a video display
08/11/1992US5138144 Image reading method and apparatus
08/06/1992WO1992013424A1 Color optical output system
08/06/1992WO1992013423A1 A solid state color image sensor using a field-staggered color filter pattern
08/05/1992EP0497625A1 Shock absorber
08/05/1992EP0497412A1 Colour picture display device and colour camera
08/05/1992EP0497377A2 Genlock frequency generator
08/05/1992EP0407561A4 Audio/video recorder/transceiver
08/05/1992EP0313640B1 Improved optical system for full color liquid crystal light valve image projection
08/05/1992CN1063393A Method and apparatus for cancellation of moire interference in color cathode ray tube displays
08/04/1992US5136674 Light admitting device
08/04/1992US5136437 Video signal recording/reproducing device
08/04/1992US5136426 Light projection apparatus
08/04/1992US5136398 Multiple display formats for letterbox signal
08/04/1992US5136392 Frequency demodulating circuit for avoiding black reversing phenomenon
08/04/1992US5136391 Digital video tape recorder capable of accurate image reproduction during high speed tape motion
08/04/1992US5136390 Adjustable multiple image display smoothing method and apparatus
08/04/1992US5136376 Method of coding video signals and transmission system thereof
08/04/1992US5136370 Primary color forming circuit for complementary color filter ccd
08/04/1992US5136369 Circuit arrangement for identifying the transmission standard of a color television signal
08/04/1992US5136368 Television signal decoder with improved architecture
08/04/1992US5135300 Projection color display apparatus
08/04/1992CA1306051C Television signal generator
08/04/1992CA1305884C Optical low-pass filter
08/01/1992CA2060361A1 Display control device
07/1992
07/30/1992CA2049131A1 Alignment free colour television set with voltage synthesized electronic tuning system
07/29/1992EP0496558A2 Television signal decoder with improved architecture
07/29/1992EP0496445A2 Rear projection screen
07/29/1992EP0496000A1 Circuit for sampling component signals and regenerating circuit
07/29/1992EP0495816A1 Process for positioning a light beam on a picture area.
07/29/1992EP0495772A1 Edtv recording apparatus
07/29/1992EP0418261A4 Modifying a television signal to inhibit recording/reproduction
07/29/1992CN1063196A Improved magnetic tape device
07/28/1992US5134573 Method to extend the linear range of images captured on film
07/28/1992US5134516 Device for the projection of images
07/28/1992US5134491 Projection type image display apparatus
07/28/1992US5134487 Using common circuitry for different signals
07/28/1992US5134483 Automatic connection system on a color tv s-vhs input
07/28/1992US5134468 Optical apparatus for varying the lengths of optical path of color component light beams
07/28/1992US5134467 Luminance/chromaticity signal separation circuit for composite video signal
07/28/1992US5134466 Combined white balance switching device of video camera
07/28/1992US5134465 Color detecting circuit
07/28/1992CA1305803C Modular flat-screen television displays and modules and circuit drives therefor
07/28/1992CA1305789C Automatic level adjusting system for a television receiver
07/28/1992CA1305787C Digital phase locked loop stabilization circuitry
07/28/1992CA1305786C Phase locked loop stabilization circuitry
07/28/1992CA1305783C Progressive scan television system with sum and difference components
07/25/1992WO1992013425A1 Non-sharp cut filters for assembling and splitting in weston clean pal
07/25/1992CA2078432A1 Non-sharp cut filters for assembling and splitting in weston clean pal
07/23/1992WO1992012600A1 Television receiver