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We have developed a novel railway signal control system that works as a distributed system. It consists of a central control unit (called LC) and terminal devices (called FC) that are distributed at the railroad wayside and operate signal devices. The Internet technologies and optical LAN technologies have been used as communication methods between the LC(More)
Recently amount of construction about railway signalling system is steadily increasing to improve the transport services for the customer. But, at present efficiency of signal construction is very low. For example it is caused by that the period for the construction is limited to very short time at mid-night or flexibility of the signalling system is low(More)
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