Colour television transmission system for transmission by means of at least one satellite
阅读：740发布：2022-10-25
专利汇可以提供Colour television transmission system for transmission by means of at least one satellite专利检索，专利查询，专利分析的服务。并且，下面是Colour television transmission system for transmission by means of at least one satellite专利的具体信息内容。
1. A COLOUR TELEVISION TRANSMITTING GROUND STATION COMPRISING: MEANS FOR DERIVING A LUMINANCE SIGNAL AND N COLOUR SIGNAL, WHERE N IS A POSITIVE INTEGER SMALLER THAN THREE, RELATIVE TO A SCENE TO BE TELEVISED; A TIMING CIRCUIT; SAMPLING, QUANTIZING AND ENCODING MEANS, CONTROLLED BY SAID TIMING CIRCUIT, FOR DERIVING FROM SAID SIGNALS A FIRST SERIES OF PULSE CODED SIGNALS CARRYING LUMINANCE INFORMATION AND N OTHER SERIES OF PULSE CODED SIGNALS RESPECTIVELY CARRYING N COLOUR INFORMATIONS; MEANS FOR TIME POSITIONING SAID PULSE CODED SIGNALS TO DERIVE THEREFROM SUCCESSIVE SEQUENCES, EACH SEQUENCE COMPRISING A PULSE CODED SIGNAL OF THE FIRST SERIES, AND A PULSE CODED SIGNAL OF EACH OF SAID N OTHER SERIES, MEANS, CONTROLLED BY SAID TIMING CIRCUIT, FOR GENERATING AT THE END OF EACH SCANNING LINE AND AT THE END OF EACH SCANNING FIELD A TIMING PULSE; MEANS FOR GENERATING, AFTER EACH TIMING PULSE FOLLOWING A SCANNING, LINE, A PULSE CODED LINE SYNCHRONIZATION SIGNAL, AND AFTER EACH TIMING PULSE FOLLOWING A SCANNING FIELD, A PULSE CODED FIELD SYNCHRONIZATION SIGNAL; MEANS FOR DURATION MODULATING SAID TIMING PULSES IN ACCORDANCE WITH THE SOUND ACCOMPANYING SAID TELEVIZED SCENE, THE MODULATED TIMING PULSES HAVING A LONGER DURATION THAN THE PULSES OF SAID PULSE CODED SIGNALS; MIXING MEANS FED WITH SAID DURATION MODULATED PULSES AND WITH SAID PULSE CODED SIGNALS FOR DELIVERING A COMPLEX SIGNAL; MEANS FOR MODULATING SAID COMPLEX SIGNAL ON A CARRIER WAVE TO OBTAIN PULSES OF HIGH FREQUENCY OSCILLATIONS, AND MEANS FOR RADIATING SAID LAST MENTIONED PULSES TOWARDS AN ARTIFICIAL SATELLITE.
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