×

Signal responsive coding arrangement

  • US 3,293,642 A
  • Filed: 09/29/1964
  • Issued: 12/20/1966
  • Est. Priority Date: 10/02/1963
  • Status: Expired due to Term
First Claim
Patent Images

1. A SIGNALLING SYSTEM FOR UNIQUELY IDENTIFYING AN OBJECT MOVABLE WITH RESPECT TO A REFERENCE POINT, COMPRISING MEANS FOR TRANSMITTING A FIRST SIGNAL FROM SAID OBJECT TO SAID POINT, SAID FIRST SIGNAL HAVING A MAGNITUDE INVERSELY PROPORTIONAL TO THE DISTANCE BETWEEN SAID OBJECT AND SAID POINT, THRESHOLD GATING MEANS LOCATED AT SAID POINT AND RESPONSIVE TO SAID FIRST SIGNAL FOR PRODUCING A SECOND SIGNAL WHEN SAID FIRST SIGNAL EXCEEDS THE THRESHOLD

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×