Controller-Pilot Data Link Communications Build I & Build IA Programs ATN 2001 Focus on the Reality of Data Link IEE London, England 19 September 2001 Gregg Anderson ATS User Team Lead Free Flight Phase Office

En Route ATN CPDLC Build I Summary  Single-site Deployment – Key site: Miami Air Route Traffic Control Center (ARTCC) – Provides 4 Operational Services Transfer of Communication, Initial Contact, Altimeter Setting, Informational Menu Text  American Airlines is the Launch Airline  Uses ATN Compliant VDL-2 as Air-to- Ground Sub-network

En Route ATN CPDLC Build I Summary continued  CPDLC Implementation Status – HW delivery begins to Miami7/01 – HW Installation in Miami8/01  CPDLC Testing Status – ATN Interoperability Testing9/01 – OT&E begins10/1 – Live Flight Testing at Miami2/02  AT Training9/01  Initial Daily Use (IDU)6/02

En Route ATN CPDLC Build IA Summary  Key Site Initial Daily Use (IDU): Dec 2003  National Deployment to Domestic ARTCCs  Provides 9 Operational Services – Build I services plus speeds, headings, altitudes, pilot-initiated altitude requests, route clearances  ATN-compliant VDL-2 air-to-ground subnetwork  Ground System will Support a DO-178B Level C Aircraft Certification  Widespread Industry Use Expected

Why CPDLC? Study Results  78% Reduction in Voice Channel Occupation Time  62% Reduction in Ground Delays  20% Reduction in Flight Times/Dist  30% Reduction in Arrival Processing Times Source: Data Link En Route Benefit Study, 1995

Minutes of Radio Occupation

CPDLC Reduces Communications Delays

SolutionProblem Results - Atlanta Tiroe Jet Only Arrivals* * Atlanta Data Link Benefits Study

FFP2 CPDLC  CPDLC Builds I and IA are included in the FFP2 Program – Guidance from RTCA Free Flight Steering Committee  Leverage FFPO Agency priority and successful processes: – User Teams / User Acceptance – Waterfall Management – Metrics & Benefits Tracking – Risk Management – Industry Coordination