Centralized digital traffic counting system for recording and control

• US 3,322,940 A
• Filed: 01/07/1963
• Issued: 05/30/1967
• Est. Priority Date: 01/07/1963
• Status: Expired due to Term

• Current Assignee: Fred W. Hannula, John L. Barker, Ludwig R. Pallat
• Original Assignee: Fred W. Hannula, John L. Barker, Ludwig R. Pallat
• Inventors: Barker, John L., Hannula, Fred W., Pallat, Ludwig R.
• Application Number:
  US04/249,810
• Time in Patent Office: 1,604 Days
• US Class Current: 701/117
• CPC Class Codes: G08G 1/01 Detecting movement of traffic to be counted or controlled G08G1/07 - G08G1/14 take precedence
• CPC Class Codes: G08G 1/0104 Measuring and analyzing of parameters relative to traffic conditions

Claims

10. APPARATUS AT A CENTRALIZED LOCATION FOR COMPUTING DATA ON TRAFFIC FLOW AT A PLURALITY OF DISPERED LOCATIONS INCLUDING AT SAID CENTRALIZED LOCATION INPUT STORAGE UNITS INDIVIDUAL TO RESPECTIVE DISPERED LOCATIONS AND ADAPTED TO RECEIVE ONE BIT OF INFORMATION AT A TIME FROM SAID RESPECTIVE DISPERSED LOCATIONS AND TO STORE SAME, CYCLE MEMORY MEANS FOR STORING IN BINARY BIT FORM A PLURALITY OF TIMES IN A PLURALITY OF POSITIONS THE TOTAL INFORMATION RECEIVED FROM EACH OF SAID DISPERSED LOCATIONS, MEANS FOR SCANNING SAID INPUT STORAGE UNITS SEQUENTIALLY TO DERIVE ONE BIT OF SAID INFORMATION AT TIME THEREFROM, MEANS COUPLING SAID SCANNING MEANS TO SAID MEMORY MEANS TO APPLY SAID DERIVED BITS FOR A PARTICULAR DISPERSED LOCATIONS OF SAID TOTAL INFORMATION IN EACH OF SAID PLURALITY OF POSITIONS CORRESPONDING TO THAT LOCATION TO UP-DATE THE LATTER TO GIVE A PLURALITY OF TOTALS FOR SO STORING IN SAID MEMORY MEANS, MEANS FOR READING OUT THE STORED INFORMATION IN SAID MEMORY MEANS, A TIMER ADAPTED TO CONTROL SAID READOUT, SAID TIMER PERIODICALLY CAUSING AT TIMES SAID READOUT TO ERASE THE DATA STORED IN ONE OF SAID PLURALITY OF POSITIONS FOR EACH OF SAID DISPERSED LOCATIONS AND TO RECORD SAME, WHILE NOT ERASING OR RECORDING THE DATA STORED IN ANOTHER OF SAID PLURALITY OF POSITIONS.