1. NEXCOM by Bruce Eckstein FAA

2. NEXCOM The program to address NAS domestic A/G communications for voice and data The FAA established the NEXCOM Program in May 1998 –NEXCOM Program is fully funded + must address the spectrum congestion –US community supports approved to implement VDL Mode 3 as the technological solution to spectrum congestion currently acquiring a Multi-Mode radio –FAA Administrator asked the community for input on the current path established NEXCOM Aviation Rules Committee (NARC) –Information has not been provided to the FAA or administrator –Due to FAA administrator in May 2001

3. 2001-2002200320042005 20062011 - 20152007 -10 Avionics Data A/G Subnetwork Data Applications Voice A/G Subnetwork Voice and Data Communications Implementation Path VDL Mode 2 CPDLC 1CPDLC 1 A VDR 25/8.33/VDL-2 data CPDLC 2/ADL 25kHz Voice Radios Legacy Analog Voice Enroute VDR 8.33/25kHz VDL-2/VDL-3 NEXCOM Digital Voice (VDL-3) VDL Mode 3 PDC ATIS via ATN 25/ 8.33/ VDL-2 data/ VDL-3 Voice & Data VDL-3 Data will be deployed and turned on per agreement in the RTCA Transition Implementation Plan Nexcom Phased DEM/VAL VDL-2 NEXCOM Analog Enroute 2015 - 2020

4. User Equipage Rules Published Rules Development NEXCOM Program Strategy JRC Decision 5/00 VDL-3 Operational Evaluation Avionics Development (with FAA funding) 2000 2002 2004 OUTCOME Radios for Infrastructure Sustainment VDL-3 Integrated Voice & Data Systems Developed and Digital Voice Evaluated Use Commitment and Aircraft Equipage for digital voice VDL-3 Spectrum Relief Available MDR Deployment AEEC Avionics Characteristics VDL- 3 System Development VDL-3 Evaluation Prototype Development 2006 RTCA SC 172 VDL-3 SARPs MASP MOPs Ground Radio MDR CA (7/01) RTCA SC 198 Con-Ops / Transition/ Implementation & Evaluation Plans 2009 VDL-3 Voice Deployment VDL-3 IOC JRC Decision 9/04