TY JOUR TI Data transmission from APK-DK devices of rail crossing under the absence of physical link and clock duty KW interface KW router KW barrier KW monitoring KW controller KW manipulating sequence KW RMS KW phase-manipulated package KW LED signal KW data hub KW audio frequency track circuit KW diagnostic machine JO Transport automation research AU Ivanov, A.. AU Legon’kov, A.. AU Molodtsov, V.. PY 2016 IS 2 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"