| Patents for H04N 11 - Colour television systems (14,364) |
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| 01/05/1982 | CA1115831A1 Color television receiving system utilizing inferred high frequency signal components to reduce color infidelities in regions of color transitions |
| 01/05/1982 | CA1115830A1 Color television receiving system utilizing multimode inferred highs correction to reduce color infidelities |
| 01/05/1982 | CA1115829A1 Color television receiving system utilizing inferred high frequency signal components to reduce color infidelities in regions of high color saturation |
| 12/15/1981 | US4306249 Digital signal processing method and apparatus |
| 12/09/1981 | EP0041121A1 Method of transmitting additional information |
| 11/25/1981 | EP0040272A1 A demodulator system including a tunable discriminator suitable for use in a Secam television receiver |
| 11/24/1981 | US4302775 Digital video compression system and methods utilizing scene adaptive coding with rate buffer feedback |
| 11/10/1981 | US4300155 PAL Demodulator having non-synchronized line switch |
| 10/29/1981 | WO1981003098A1 Sampling and re-formatting method and system for processing color video type signals to improve picture quality |
| 10/20/1981 | US4296431 High-resolution television system |
| 10/13/1981 | US4295156 Method for producing color television signals |
| 10/07/1981 | EP0037317A1 Process for the demodulation of an amplitude-modulated signal, demodulator for carrying out this process and television system comprising such a demodulator |
| 09/30/1981 | EP0036418A1 Process for transforming chrominance numerical signals of an orthogonal system of colour coordinates into numerical colour signals and into saturation signals of a system of colour coordinates and transformation circuit. |
| 09/22/1981 | US4291331 Digital processing of N.T.S.C. color television signals |
| 09/01/1981 | US4287530 Demodulator system including a tunable discriminator suitable for use in a secam television receiver |
| 08/25/1981 | US4286284 Color television signal decoding device |
| 08/25/1981 | US4286283 Transcoder |
| 08/12/1981 | EP0033607A2 Methods of and arrangements for decoding and recoding composite digital television signals |
| 08/12/1981 | EP0033606A1 Methods of and decoders for decoding composite PAL television signals |
| 08/11/1981 | US4283738 NTSC to PAL transcoder |
| 08/11/1981 | CA1106961A1 System for passing two color tv signals through non- linear path |
| 08/05/1981 | EP0033306A1 Method and installation for transmitting television signals by means of a digital encoding of these signals |
| 07/14/1981 | US4278992 PCM Detector for video reproducer apparatus |
| 06/23/1981 | US4275411 Dither-quantized signalling for color television |
| 06/02/1981 | US4271427 Circuit for decoding chrominance signals in the Secam television system and a television receiver comprising this circuit |
| 05/27/1981 | EP0029376A2 Frequency modulated signal demodulation process and demodulator putting this process into operation |
| 05/19/1981 | US4268854 System for transmitting carrier chrominance signals of color video signals |
| 05/12/1981 | US4267561 Color video display for audio signals |
| 04/28/1981 | US4264919 Cancelling cross modulation in two color TV signals passed through non-linear path |
| 04/28/1981 | US4264918 Automatic chroma gain control circuits useful in secam coders |
| 04/21/1981 | US4263609 Automatic deviation limit control circuit for secam encoders |
| 04/21/1981 | US4263608 Burst insertion apparatus for SECAM-PAL transcoder |
| 04/16/1981 | WO1981001065A1 Process for transforming chrominance numerical signals of an orthogonal system of colour coordinates into numerical colour signals and into saturation signals of a system of colour coordinates and transformation circuit |
| 04/15/1981 | EP0026966A1 Apparatus for standards conversion of colour television signals |
| 04/14/1981 | CA1099394A1 Interframe codec for composite color tv signals comprising means for inverting the polarity of carrier chrominance signals in every other frame or line |
| 03/17/1981 | US4257062 Personalized audio-visual system |
| 03/10/1981 | US4255758 Self-adjusting bell filter circuit for use in SECAM coders |
| 03/10/1981 | US4255033 Universal focus multiplanar camera |
| 02/03/1981 | US4249201 Color decoder for color television receiver |
| 01/21/1981 | EP0022538A2 Process for preparing naphthalenesulphochloride |
| 01/20/1981 | US4246599 Abnormal separation detecting circuits of chromatic signals of SECAM systems |
| 01/13/1981 | US4245239 Color television receiving system utilizing inferred high frequency signal components to reduce color infidelities in regions of high color saturation |
| 01/13/1981 | US4245235 Method and system for transmitting and/or recording color T.V. signals |
| 12/16/1980 | CA1091810A1 Predictive codec capable of selecting one of at least three prediction signals in two steps |
| 12/10/1980 | EP0019936A1 Method and device for digital encoding and decoding of composite PAL video signal |
| 12/02/1980 | US4237482 Display system for achieving aesthetically pleasing lissajous patterns from a single source of signals |
| 12/02/1980 | CA1090916A1 Line sequential colour television system |
| 11/25/1980 | US4236176 Luminance circuit for color television camera |
| 11/11/1980 | US4233631 Television system for displaying and recording paths of motion |
| 11/11/1980 | US4233601 Display system |
| 11/04/1980 | US4232268 SECAM Chroma demodulator circuit |
| 10/21/1980 | US4229830 Apparatus and method for providing a modulation format for multiple wideband signal transmission |
| 10/21/1980 | US4229760 Video games color synthesis |
| 10/14/1980 | CA1087726A1 Still color television signal recording and reproducing apparatus |
| 10/07/1980 | US4227204 Method and apparatus for PCM-encoding NTSC color television at sub-Nyquist rate |
| 10/01/1980 | EP0016048A1 Predictive differential pulse-code modulation apparatus |
| 09/16/1980 | US4223341 Circuitry providing a delayed color television signal having luminance and chrominance components derived from adjacent lines |
| 09/03/1980 | EP0015134A1 Method of and apparatus for coding and decoding PAL colour television signals |
| 09/02/1980 | CA1085045A1 Transcoder for colour television signals |
| 09/02/1980 | CA1085044A1 Composite feedback predictive code communication system for a color tv signal including a carrier chrominance signal |
| 09/02/1980 | CA1085043A1 Still color television signal recording and reproducing apparatus |
| 08/12/1980 | US4217609 Adaptive predictive coding system for television signals |
| 08/12/1980 | US4217603 Method and apparatus for processing color television signals |
| 08/06/1980 | EP0014027A1 Burst insertion apparatus for a SECAM-PAL transcoder in a television receiver |
| 07/15/1980 | US4213144 Method of modulating a composite color television signal on a carrier signal and device for carrying out said method |
| 07/09/1980 | EP0013124A1 Digital signal processing method and apparatus |
| 07/08/1980 | US4212028 Processing pal color television signals |
| 07/01/1980 | US4210927 Method for transmitting a color video signal on a narrow-band transmission line |
| 06/24/1980 | CA1080344A1 Digital color television system |
| 05/14/1980 | EP0010775A1 Methods and devices for converting colour video signals into a special colour subcarrier signal which can be decoded in PAL colour television receivers |
| 05/06/1980 | US4202011 Television signal coder |
| 04/30/1980 | EP0010488A1 Colour decoding device |
| 04/29/1980 | US4200881 Encoding and transcoding apparatus for video disc systems |
| 04/29/1980 | US4200867 System and method for painting images by synthetic color signal generation and control |
| 04/02/1980 | EP0009204A2 Colour decoder for a PAL- or SECAM- colour television receiver |
| 03/25/1980 | US4195310 Kinescope drive system for displaying audio signals |
| 03/25/1980 | CA1074436A1 System for coding and/or decoding color television signal including luminance and chrominance information |
| 02/07/1980 | WO1980000207A1 Predictive differential pulse-code modulation apparatus |
| 01/08/1980 | US4183051 Color television receiving system utilizing multimode inferred highs correction to reduce color infidelities |
| 01/08/1980 | US4183043 Trilinear sequential transmission system for a color television signal, particularly for a recording |
| 01/01/1980 | US4181917 Color television receiving system utilizing inferred high frequency signal components to reduce color infidelities in regions of color transitions |
| 12/25/1979 | CA1068823A Digital encoding system |
| 09/18/1979 | US4168508 Audio-to-video converter-modulator |
| 09/11/1979 | US4167752 Color video display for audio signals |
| 08/14/1979 | US4164749 Method and apparatus for digitally encoding color video signals having guadrature modulated subcarriers |
| 08/14/1979 | CA1060552A1 Frequency discriminating circuit |
| 08/08/1979 | EP0003393A1 Chroma demodulator circuit for SECAM television signals |
| 07/31/1979 | US4163248 Field sequential transmission of luminance and chrominance information |
| 07/31/1979 | US4163247 Color television camera with time multiplexing of luminance and chrominance information |
| 05/22/1979 | US4156256 Arrangement for the recording and reproduction of wide frequency band video signals |
| 05/01/1979 | US4152719 Video picture compression |
| 04/24/1979 | US4151551 Programmable color enable and sequencing system for secam |
| 04/24/1979 | US4151550 DPCM Predictors for NTSC color composite TV signals using phase adjustment of sampling |
| 03/20/1979 | US4145711 SECAM modulator |
| 03/13/1979 | US4144543 Predictive codec capable of selecting one of at least three prediction signals in two steps |
| 02/27/1979 | US4142205 Interframe CODEC for composite color TV signals comprising means for inverting the polarity of carrier chrominance signals in every other frame or line |
| 02/20/1979 | US4141034 Digital encoding of color video signals |
| 02/20/1979 | CA1049136A1 Processing apparatus and method for color video signals |
| 02/13/1979 | US4139869 High-resolution information storage and retrieval system including electronic refresh buffer |
| 01/30/1979 | US4137549 DPCM Coding apparatus |