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GLOBALink/HF Data Link

ICAO Seminar on Implementation of Data Link and ICAO Seminar on Implementation of Data Link and

SATCOM Communications SATCOM Communications

Bangkok, Thailand

17-19 November 2003

Copyright © 2003 ARINC Incorporated, 2551 Riva Road, Annapolis, Maryland, 21401. All rights reserved. No part of this publication may be reproduced without written permission of the publisher.

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Aviation Communication

Services

Aviation Communication

Services

AirlineHost System

AirlineHost System

FAA/CAATower Systems

FAA/CAATower Systems

ARINC Ground Network(AviNet®)

ARINC CentralProcessing

System (CPS)

ARINC CentralProcessing

System (CPS)

VHFVHF

SatcomSatcom

HFDL

ACARS/AOAACARS/AOA

ATNATN

Air Traffic Service Provider

Air Traffic Service Provider

Air/Ground Router

Air/Ground Router

GLOBALink Services Overview

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GLOBALink/HFDL

ARINC is the world’s only provider of HF data link service System has been operational for several years Equipage and traffic continuing to grow Provides the only data link service over the North Pole

HF data link allows you to communicate with your aircraft

anywhere in the world

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GLOBALink/HFDL Overview

HFDL is a certified airline industry data link Along with VHF and SATCOM, HFDL provides ATC and AOC data link

communications to the airline industry HFDL uses the same air-ground and ground-ground messaging protocols Difference is in the link layer which uses the HF spectrum (3 – 30 MHz). Air-ground message transmission speed varies depending on radio wave

propagation conditions. 300, 600, 1200, or 1800 bps ARINC is the sole provider of HFDL service (GLOBALink/HF data link)

HFDL industry approvals ICAO SARPs and HFDL Manual RTCA MASPS RTCA MOPS AEEC Specification 635

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Areas of Primary coverage

Areas of Secondary coverage

Legend

HFDL ground station

HFDL Ground Stations

AlaskaBahrainBolivia

CaliforniaCanary Islands

GuamHawaiiIcelandIreland

New YorkNew Zealand

RussiaSouth Africa

Thailand

GLOBALink/HFDL Global Coverage

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GLOBALink/HFDL Flights – July 2003

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GLOBALink/HFDL Equipage and Traffic

Equipage HFDL-equipped aircraft exceeds 300

Usage Traffic currently exceeding 450,000

messages per month 2003 running +62% over 2002

Uplink message success rate 2001 93.43% 2002 95.67% June 2003 97.25%

Availability 2001 98.54% 2002 98.76% June 2003 99.43% 90

919293949596979899

100

2001 2002 2003

Availability

90

91

92

93

94

95

96

97

98

99

100

2001 2002 2003

Uplink MsgSuccess

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GLOBALink/HFDL Summary

For questions or additional informationplease contact:Pete GroganProgram Manager pgrogan@arinc.com410 266-2344

Site and system upgrades continue to improve HFDL performance and enhance end-to-end reliability

Continued growth

Improved coverage through the addition of ground stations and HF frequencies

ATC validation efforts ongoing