1 Introduction
2 Design basis of digital
system
2.1
System
concept and application aspects
2.2
Voice coding techniques
2.3
Modulation techniques
2.4
FEC
techniques
2.5
Standard B design example
3 Low G/T,
data only, system concept (Standard C)
4 Link budget
considerations
4.1
Multipath
fading characteristics
4.2
Pointing/tracking
error characteristics
4.3
Link
budget examples
5 Advanced areas of system
design
Annex 1 -
Performance characteristics of a digital voice-grade ship earth station
1 System design
2 Results of field
experiment [Yasuda et al., 1987]
Annex 2
- Performance of an experimental low G/T
ship earth station
1 Introduction
Annex 3
- Enhanced group call system
1 Introduction
2 System description
3 Link budget
4 Addressing techniques
5 Summary
Annex 4 -
Forward error control (FEC) as a means of multipath fading compensation
Annex 5 -
Inmarsat Standard C communications system
1 Introduction
1.1
Briefly
the Standard C system is described as follows:
1.2
These
techniques permit the following applications to be carried:
2 Design implications
3 Link budgets
4 Signal processing system
4.1
Signal
processing features
4.2
Signal
processing effects