公开(公告)号：US20180281830A1

公开(公告)日：2018-10-04

申请号：US15941610

申请日：2018-03-30

Applicant: ALSTOM Transport Technologies

Inventor： Giovanni LANTERI

IPC: B61L1/18 ,  B61L27/00 ,  B61L25/02

CPC classification number: B61L1/187 ,  B61L1/188 ,  B61L25/02 ,  B61L27/0077

Abstract: A system for detecting the presence of a train on a railway track (1b) comprising a plurality of sections (2a″, 2b″, . . . , 2n″), the system comprising: a transmitter (10b) arranged to emit a main signal towards the plurality of sections (2a″, 2b″, . . . , 2n″); a plurality of selecting devices (14a, 14b, . . . , 14n) associated respectively to the plurality of sections (2a″, 2b″, . . . , 2n″) along the railway track (1b) and arranged to selectively allow passage of said main signal towards respective sections of said plurality of sections (2a″, 2b″, . . . , 2n″); a receiver (12b) arranged to receive the main signal after having passed through the plurality of sections (2a″, 2b″, . . . , 2n″); a control unit (20) associated to said receiver (12b) arranged to perform an analysis of said received signal so as to detect the presence of a train on a predetermined section (2a″, 2b″, . . . , 2n″) of said plurality of sections (2a″, 2b″, 2n″).