Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Frederick E. Severson0
Date of Patent
August 10, 2010
0Patent Application Number
115051720
Date Filed
August 15, 2006
0Patent Citations Received
Patent Primary Examiner
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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