ATN2001 Sept 2001; p.1

The ATN Avionics Vendors View

ATN2001 Sept 2001; p.2

PETAL-II Avionics

APM-900• ICAO Address• Aircraft Type• Tail Number• Airline ID

MCDU• Advisory Display• Message Display• Downlink Composition

VHF-920• VDL Mode A• VDL Mode 2

CMU-900• ACARS• VDL Mode 2• ATN Router• CPDLC, CM

EICAS• ATC Advisory• Chime

PETAL-II VDL Mode 2 / ATN Avionics Architecture

ATN2001 Sept 2001; p.4

System Features

v8208

Mobile SNDCF

CLNP

COTP

FastByte COSP

FastByte COPP

Dialog Service

IDRP

Application Service Element (ASE)

Controller Pilot Data Link

Communications(CPDLC)

ContextManagement

(CM)

SN-Map

ARINC 750 Interface

AOCApplication

AOC/AVLCConvergence

Function

VME/LME

AVLC

AirtelULS

AirtelAAR

SatcomAOC

VDLMode 2

Satcom

VHFAOC

VDLMode A

HFAOC

HFDR

AOA

CMU-900CMU-900

ATN2001 Sept 2001; p.5

System Deployment

VDL Mode 2 testing performed in parallel with ATN development and test

— Extensive lab testing of CMU/VDR/GTS

— Rockwell Collins Sabreliner and Cessna aircraft

— Flight testing against ground stations

ATN2001 Sept 2001; p.6

System Deployment

X.25 Over TCP/IP (XOT)— Allowed End - End and

ATN testing without VDL— ATN performed very well

NT PC

v8208 (-)no VDL Facilities

Cisco1601

XOT

X.25 SITAX.25

Network

Solaris

v8208

X.25

TP4

TAR-TTS

CMCPDLCGTFASEASE

ULS

ModemX.25

Airborne ATN Router (AAR) and Upper Layer System (ULS)

— Airtel updates to support VDL and CMU environment— Airtel host testing— Integration of ATN and CMU software in simulator

ATN2001 Sept 2001; p.7

System Deployment

ATN port to CMU— Full end-to-end lab testing

AG T S

CM U-900

v8208

AVLC/VDL

VHF-920RF

ULS/AAR

ASEs

CPDLC/CM

PAEARINC

G/G BIS

MADAP

PETAL-IIFront EndProcessor

EurocontrolG/G BIS

ProAT NRouter

ARINCA/G Router

ATNInfrastructure

at Collins, Cedar Rapids

at AR INC, Annapolis

at Eurocontro l

ISDN

ISDNRouter

ISDNRouter

ATN2001 Sept 2001; p.8

System Deployment

On-aircraft testing

— Eurocontrol BAC1-11

— American Airlines 767

PETAL Certification

Additional Interoperability testing has been performed with FAA and STNA/DGAC

ATN2001 Sept 2001; p.9

Lessons

ATN testing, integration, and operation better than planned

Test, Test, Test— Extensive lab testing from box level to end-to-end

— On-aircraft ground and flight testing

Data capture

Team Coordination

ATN2001 Sept 2001; p.10

Next Steps

FAA Build 1 updates (2002)

— Enhanced HMI alerting for ATN and CPDLC connections

— Timer changes

— PER Encoding (ATN PDR)

FAA Build 1A updates (2003)

— Forward field of view ATC display

— Essential level CMU