Free Flight Modernization Initiatives Acronyms

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Acronyms
A/C Aircraft CDM Collaborative Decision Making
AADC Airport Arrival Demand Chart CDMnet CDM Network
ADL Aggregate demand List CDTI Cockpit Display of Traffic Information
ADS-B Automatic Dependent Surveillance -Broadcast CNS Communications, Navigation, and Surveillance
AF Airway Facilities CONOPS Concept of Operations
AOC Airline Operation Center CP Conflict Probe
AOCnet Airline Operation Center Network CPDLC Controller-Pilot Data Link Communication
AOP NAS Operations Office CTA Control by Time of Arrival
AOS Operational Support Service CTAS Center TRACONs Automation System
ARCH Architecture DSR Display System Replacement
ARR Arrival DSS Decision Support System
ARTCC Air Route Traffic Control Center ETMS Enhanced Traffic Management System
ARTS Automated Radar Terminal System ETT Estimated Time to Touchdown
ASD Office Of Architecture And Investment Analysis FAA Federal Aviation Administration
ASDI Aircraft Situational Display to Industry FANS Future Air Navigation System
AT Air Traffic FFP1 Free Flight Phase One
ATC Air Traffic Control FIS Flight Information Services
ATCSCC Air Traffic Control System Command Center FMS Flight Management System
ATM Air Traffic Management FSD Full Scale Development
ATO Air Traffic Operations FSM Flight Schedule Monitor
ATR Air Traffic Requirements FY Fiscal Year
ATS Air Traffic Service GA General Aviation
AWR Aviation Weather Research GA Government Acceptance
CAA Cargo Airlines Association GBS Ground Broadcast Server
CAASD Center For Advanced Aviation System Development GDP-E Ground Delay Program Enhancements
CCFP Collaborative Convection Forecast Product GPS Global Positioning System
CCLD Core Capability Limited Deployment

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ICP Initial Conflict Probe pFAST Passive Final Approach Spacing Tool
ICR Initial Collaborative Routing PGUI Plan Graphical User Interface
IDU Initial Daily Use POC Proof of Concept (display)
IFR Instrument Flight Rules RBS Ration by Schedule
IOC Initial Operating Capability RVSM Reduced Vertical Separation Minima
IOC Initial Operating Capability SC Schedule Compression
JRC Joint Resource Council SC Single Center
LDPU Link and Display Processing Unit SF-21 Safe Flight 21
MicroEARTS Micro En route
Automated Radar Tracking System
SMA Surface Movement Advisor
MSAW Minimum Safe Altitude Warning SUA Special Use Airspace
NAS National Airspace System SWAP Severe Weather Avoidance Program
NASA National Aeronautics And Space Administration TCAS Traffic Collision Avoidance System
NASSI National Airspace System Status Information TF3 Task Force 3, RTCA
NATCA National Air Traffic Controllers Association TFM Traffic Flow Management
NAVAIDS Navigation Aids TGUI TFM Graphical User Interface
NMTF NAS Modernization Task Force TIS Traffic Information Services
NOTAMS Notices to Airman TMA Traffic Management Advisor
NRP National Route Program TMC Traffic Management Controller
NRP National Route Program TMU Traffic Management Unit
NWS National Weather Service TRACON Terminal Radar Approach Control
ODS Optical Display System TSD Traffic Situation Display
OIS Operational Information System UAT Universal Access Transceiver
OPS Operations URET User Request Evaluation Tool
OPSEVAL Operations Evaluation VDLM4 VHF Data Link Mode 4
ORD Operational Readiness Demonstration WAAS Wide Area Augmentation System
ORD Operational Readiness Date WJHTC William J. Hughes Technical Center
PCA Planned Capability Available WX Weather