Color television receiver control apparatus

Claim 1

IN A COLOR TELEVISION RECEIVER INCLUDING A CHROMINANCE AMPLIFIER DEVICE, COLOR DEMODULATING MEANS RESPONSIVE TO THE OUTPUT OF SAID CHROMINANCE AMPLIFIER DEVICE, AND A MATRIX AMPLIFIER RESPONSIVE TO THE OUTPUT OF SAID COLOR DEMODULATING MEANS AND INCLUDING A PLURALITY OF INTERCONNECTED AMPLIFYING DEVICES; APPARATUS COMPRISING THE COMBINATION OF A SOURCE OF PULSES OCCURRING DURING RECURRING HORIZONTAL RETRACE INTERVALS, MEANS COUPLED TO SAID PULSE SOURCE FOR DEVELOPING FIRST AND SECOND PULSE OUTPUTS OF MUTUALLY OPPOSITE POLARITY COMPRISING PULSES CONFINED TO SUCCESSIVELY CORRESPONDING EARLY PORTIONS OF SAID RETRACE INTERVALS, BURST SEPARATOR MEANS COUPLED TO SAID PULSE SOURCE AND RESPONSIVE TO THE OUTPUT OF SAID CHROMINANCE AMPLIFIER DEVICE FOR DEVELOPING A BURST OUTPUT, SAID BURST SEPARATOR MEANS ADDITIONALLY DEVELOPING SEPARATE THIRD AND FOURTH PULSE OUTPUTS OF MUTUALLY OPPOSITE POLARITY COMPRISING PULSES CONFINED TO SUCCESSIVELY CORRESPONDING LATE PORTIONS OF SAID RETRACE INTERVALS, MEANS FOR APPLYING SAID FIRST PULSE OUTPUT TO SAID CHROMINANCE AMPLIFIER DEVICE IN A CONDUCTION INHIBITING SENSE, MEANS FOR APPLYING SAID THIRD PULSE OUTPUT TO SAID CHROMINANCE AMPLIFIER DEVICE IN A CONDUCTION ENHANCING SENSE, AND MEANS FOR APPLYING BOTH SAID SECOND AND FOURTH PULSE OUTPUTS TO SAID MATRIX AMPLIFIER DEVICES IN A CODUCTION ENHANCING SENSE.