Tender invited for Development of Train Collision Avoidance System

ISO 9001: 2008 Effective from 18.06.2012 RDSO/SPN/196/2012 Version 3.1.1
Document Title : Specification of Train Collision Avoidance System
6.29. Station / IBS/ Gate unit shall also send the following packets received from
Loco unit to next station or IBS or Gate unit, whichever is adjacent in that block
section:
a. Loco unit Normal information Packet
b. Loco unit SOS packet
c. Loco unit side collision Packet
6.30. Connectivity of various stationary unit’ under some situations is depicted below
for example:
Station
TCAS of
Stn. ‘A’
Station
TCAS of
Stn. ‘A’
Station
TCAS of
Stn. ‘A’
Station
TCAS of
Stn. ‘B’
Station
TCAS of
Stn. ‘D’
Gate
TCAS
Gate
TCAS
Station
TCAS of
Stn. ‘A’
Gate
TCAS
IBS TCAS
IBS
TCAS
IBSTCAS
IBS
TCAS
Gate
TCAS
Station
TCAS of
Stn. ‘B’
Station
TCAS of
Stn. ‘B’
Station
TCAS of
Stn. ‘B’
Station
TCAS of
Stn. ‘C’
Station
TCAS of
Stn. ‘E’
Signal Directorate RDSO/Lucknow Page 27 of 56