US Patent 7770847 Signaling and remote control train operation
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Patent abstract
A model train and layout control system based on on-board sound and locomotive modules, new signaling methods, bi-directional communication, environmental sound, turnout control, train location methods, computer interaction and accessory control, by adding components to existing technology. AC power signal waveforms are variously altered to convey digital command words.
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Patent Inventor Names
Frederick E. Severson0
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US Patent 07770847 Signaling and remote control train operation US Patent 7770847 Signaling and remote control train operation
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Patent Number
077708470
Patent Number
77708470
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Patent Jurisdiction
Patent Number
077708470
Date of Patent
August 10, 2010
0Patent Application Number
115051720
Date Filed
August 15, 2006
0Official Website
Patent Primary Examiner
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US Patent 07770847 Signaling and remote control train operation
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Is a
Patent jurisdiction
Patent number
07770847
Date of patent
August 10, 2010
Patent application number
11505172
Date Filed
August 15, 2006
Patent primary examiner
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