Air traffic control and monitoring system

• US 3,369,239 A
• Filed: 11/19/1964
• Issued: 02/13/1968
• Est. Priority Date: 11/19/1964
• Status: Expired due to Term

• Current Assignee: Frank E. Christofferson, James E. Blouin, Martin J. Borrok, Robert E. Perkinson, Wilbur H Von Fange
• Original Assignee: Frank E. Christofferson, James E. Blouin, Martin J. Borrok, Robert E. Perkinson, Wilbur H Von Fange
• Inventors: Perkinson, Robert E., Borrok, Martin J., VON FANGE WILBUR H, Christofferson, Frank E., Blouin, James E.
• Application Number:
  US04/412,368
• Time in Patent Office: 1,181 Days
• US Class Current: 342/456
• CPC Class Codes: G01S 1/02 using radio waves G01S19/00 takes precedence
• CPC Class Codes: G01S 11/08 using synchronised clocks
• CPC Class Codes: G08G 5/0013 with a ground station
• CPC Class Codes: G08G 5/0043 Traffic management of multiple aircrafts from the ground G08G5/003 takes precedence; data processing specially designed for resource management, e.g. scheduling or allocating time, human or machine resources G06Q10/06
• CPC Class Codes: G08G 5/0078 for monitoring traffic from the aircraft radar or analogous systems specially adapted for traffic control G01S13/91

Claims

1. A GROUND STATION FOR MONITORING AIR TRAFFIC AND THE LIKE COMPRISING SIGNAL TRANSMITTING AND RECEIVING MEANS, PRECISION MEANS FOR KEEPING TIME INCLUDING CIRCUIT MEANS OPERATIVELY CONNECTED TO THE TRANSMITTING MEANS FOR ENERGIZING SAID TRANSMITTING MEANS TO TRANSMIT SIGNALS AT PRESELECTED TIMES, MEANS RESPONSIVE TO THE TIME KEEPING MEANS FOR ESTABLISHING REPEATING TIME PERIODS AND MEANS FOR SUBDIVIDING SAID TIME PERIODS INTO INDIVIDUAL TRANSMITTING INTERVALS, MEANS AT THE GROUND STATION FOR ASSIGNING DIFFERENT ONES OF SAID INTERVAL TO DIFFERENT AIRPLANES, SAID RECEIVING MEANS RESPONDING TO SIGNALS RECEIVED FROM AIRPLANES DURING THEIR ASSIGNED TRANSMITTING INTERVALS, DIS-