Radio communication system for control of locomotives

• US 3,293,549 A
• Filed: 09/23/1963
• Issued: 12/20/1966
• Est. Priority Date: 09/23/1963
• Status: Expired due to Term

• Current Assignee: Herbert W. Patterson
• Original Assignee: Herbert W. Patterson
• Inventors: Patterson, Herbert W.
• Application Number:
  US04/310,812
• Time in Patent Office: 1,184 Days
• US Class Current: 105/61
• CPC Class Codes: B61L 17/00 Switching systems for classification yards
• CPC Class Codes: B61L 3/127 for remote control of locomotives remote control of locomotives within a train consist B61C17/12
• CPC Class Codes: G08C 15/00 Arrangements characterised by the use of multiplexing for the transmission of a plurality of signals over a common path
• CPC Class Codes: Y10S 128/903 Radio telemetry

Claims

1. A METHOD OF REMOTELY OPERATING A VEHICLE BY A SERIAL TRAIN OF SPACED BURSTS OF A MODULATED CARRIER FREQUENCY WHEREIN A TRANSMITTER TRANSMITS A SHORT BURST IN RESPONSE TO EACH KEYING OF THE TRANSMITTER AND THE VEHICLE IS OPERATED AS GOVERNED BY THE CHARACTER OF THE MODULATED CARRIER FREQUENCY, DETECTING EACH BEAT OF A LIVING HEART, PRODUCING AN ELECTRICAL SIGNAL IN RESPONSE TO EACH DETECTED BEAT. AND KEYING THE TRANSMITTER IN RESPONSE TO EACH ELECTRICAL SIGNAL WHEREBY MODULATED CARRIER PULSES ARE TRANSMITTED IN RESPONSE TO AND AT THE SAME RATE AS THE LIVING HEART.