Tone frequency control means for kinematically filtered systems

Claim 1

FREQUENCY CONTROL MEANS FOR CONTROLLING THE FREQUENCY OF A HETERODYNED INPUT SIGNAL TO A DIGITAL PHASE PULSE RECEIVER CONSTRUCTED TO RECEIVE N CHANNELS OF INFORMATION, SAID RECEIVER COMPRISING FREQUENCY HETERODYNING MEANS FOR HETERODYNING SAID INPUT SIGNAL, AT LEAST ONE RESONATOR INCLUDING IN SAID RECEIVER AND RESPONSIVE TO THE OUTPUT SIGNAL OF SAID FREQUENCY HETERODYNING MEANS, STORAGE MEANS FOR STORING THE PHASE OF RESPECTIVE PRIOR REFERENCE BITS OF SAID INPUT SIGNAL, MEANS FOR MULTIPLYING THE FREQUENCY OF THE OUTPUT SIGNAL OF SAID RESONATOR AND THE FREQUENCY OF THE STORED PRIOR REFERENCE BIT TO PRODUCE RESULTANT SIGNALS WHICH HAVE THE SAME FREQUENCY AND THE SAME PHASE RELATIONSHIP FOR ALL CHANNELS OF INFORMATION, PHASE COMPARING MEANS FOR COMPARING THE PHASE OF SAID RESULTANT SIGNALS TO PRODUCE A CONTROL SIGNAL HAVING A CHARACTERISTIC WHICH IS INDICATIVE OF THE RELATIVE PHASES OF SAID RESULTANT SIGNALS AND, CONSEQUENTLY, OF THE OUTPUT SIGNAL OF THE RESONATOR AND THE STORED PRIOR REFERENCE BIT SIGNAL, AND CONTROL MEANS RESPONSIVE TO SAID CONTROL SIGNAL TO CONTROL THE FREQUENCY OF SAID HETERODYNING MEANS.