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Computation of parameters for traffic control systems

  • US 3,374,340 A
  • Filed: 07/03/1963
  • Issued: 03/19/1968
  • Est. Priority Date: 07/03/1963
  • Status: Expired due to Term
First Claim
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1. IN A TRAFFIC MONITORING SYSTEM, AMPLIFIER MEANS HAVING AN INPUT AND AN OUPUT, MEANS RESPONSIVE TO TRAFFIC FLOW IN A FIRST PREDETERMINED DIRECTION FOR COUPLING A SIGNAL TO SAID INPUT HAVING A MAGNITUDE RELATED TO THE MAGNITUDE OF TRAFFIC FLOW IN SAID FIRST DIRECTION, VARIABLE MAGNITUDE SIGNAL FEEDBACK MEANS BETWEEN SAID OUTPUT AND SAID INPUT OF SAID AMPLIFIER MEANS, AND MEANS RESPONSIVE TO TRAFFIC FLOW IN A SECOND PREDETERMINED DIREC-

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