Table of Contents

Intellectual property rights
Foreword
1. Scope
2. Normative references
3. Abbreviations and symbols
   3.1 Abbreviations
   3.2 Symbol
4. Service definition
5. Network architecture
6. Functions
   6.1 Coder/decoder algorithm
   6.2 Fail safety function
7. Interface aspects
   7.1 CTU to AT interface
   7.2 AT to GSS interface
8. Handover during circuit mode data transmission
   8.1 General
   8.2 Intra cell handover
   8.3 Inter cell handover
History

Abstract

Defines the minimum technical requirements for support of circuit mode voice-band data services within the Terrestrial Flight Telecommunications System (TFTS) Aeronautical Public Correspondence (APC) system defined in ETS 300 326, parts 1 to 3, [1] to [3], using the Terminal Interface Function (TIF) of the voice-band data coding system described in the Inmarsat Aeronautical System Definition Manual, Module 5 [9].

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	ERM RP05