| 摘要 |
FIELD: controlling, warning, or similar safety devices for train communication systems. SUBSTANCE: novelty is that in order to ensure efficient control of train automated systems and personnel, to raise labor productivity of attending personnel, and to reduce maintenance charges interconnections between terminal communication devices and unified switching center, as well as between adjacent unified switching centers is effected over radio channel, frequency band and level of radio signal in channel being chosen so that terminal communication devices communicate only with unified switching center of train car wherein terminal device resides at the moment. EFFECT: enhanced reliability of communications and train driving safety. 2 cl, 1 dwg |
