C

CSM Central Service Modules (RMCDE / RADNET)
CSM BD Communication & Surveillance Management Business Division (Eurocontrol -
DAS Business Directorate)
CSMA Carrier Sense Multiple Access
CSMA/CD Carrier Sense Multiple Access with Collision Detect *
CSN Channel Sequence Numbers
CSP Communication Service Provider
CSPD Unit CEATS Strategy, Planning and Development Unit
CSPDU CEATS Strategic Planning & Development Unit
CSR Cursor
CSR Customer Service Requests (NOG - database for DPN operators)
CSSR Conventional SSR
CSU Computer Software Unit (ODS)
CSU Control Sector Unit
CSU-P Centre Supervisor (MADAP)
CT Centre (select)
CT Cooperative Tools (PATs)
CT Core Tasks *
CT Core Team
CTA Cognitive Task Analysis *
CTA Control Area *
CTA Calculated Time of Arrival * (CFMU)
CTAS Center-TRACON Automation System
CTB Co-operative Tube Based
CTC Cancel All Contracts And Terminate Connection Request (ICAO)
CTD Calculated time of Departure
CTF Communication Task Force (EATCHIP)
CTG Common Training Group (of AISAP)
CTI Collegiate Training Initiative (US)
CTMO Central Air Traffic Flow Management Organisation (ICAO concept)
CTO Computed Time Over (CFMU - CASA)
CTO Calculated Time Over *
CTOT Calculated Take Off Time * (CFMU)
CTR Controller or Control Zone *
CTRS Common Time Reference System (ODS)
CTS Command Tracking Stations
CTS Contractual Technical Specification
CTWUEC Committe of Transport Workers’ Unions in the European Compmunity (now FST