> Glossary

AEIF	European Association for Railway Interoperability. Based in Brussels, it regrouped all stakeholders in the railway sector and had the mandate to maintain the ERTMS specifications and managed their change control process. The AEIF passed on its activities to the European Railway Agency in 2005.	www.aeif.org
ATP	Automatic Train Protection
BTM	Balise Transmission Module
DBAG	Deutsche Bahn - German State Railways	www.bahn.de
EC	European Community	www.europa.eu.int
ECSAG	European Core SRS Assessment Group
EEIG	European Economic Interest Group
EIRENE	European Integrated Radio Enhanced Network
EMSET	EMSET is an acronym for a project launched by EC as a validation step for ERTMS level 1 and 2. Tests to be performed in the laboratory and on the Madrid-Seville line.
ERRI	European Railways Research Institute	www.erri.nl
ERTMS	European Rail Traffic Management System
ETCS	European Train Control System
EUROSIG	European Special Interest Group
ERA	European Railway Agency	www.era.eu.int
EVC	European Vital computer
FRS	Functional Requirement Specification
FS	Ferrovie Dello Stato - Italian State Railways	www.ferroviedellostato.it
GSM-R	Global System for Mobile Communications - Railways
IRSE	Institution of Railway Signal Engineers	www.irse.org
JRU	Juridical Recorder Unit
LTM	Loop Transmission Module
MMI	Man Machine Interface
MORANE	Mobile Radio for Railway Networks in Europe
RBC	Radio Block Centre
RTM	Radio Transmission Module
SNCF	Societe National des Chemins de fer Français - French State Railways	www.sncf.com
SPMU	Speed Monitoring Unit
UIC	International Union of Railways	www.uic.asso.fr
UNIFE	The European Rail Industry association	www.unife.org
UNISIG	Industry Consortium which contributes to the writing of the ERTMS specifications