CiM-550 IP Enabled Satellite Modem
Rev. 2
Preface
CD/CIM550.IOMCD/CIM550.IOM
5.5.4 Instruction Code Qualifier ...............................................................................................
58
5.5.5 Message Arguments.........................................................................................................
60
5.5.6 End Of Packet ..................................................................................................................
CHAPTER 6. THEORY OF OPERATION ..................................................................
81
6.1
Functional Description .........................................................................................................
6.2 Offset QPSK Operation........................................................................................................
82
6.3
EIA-232 Operation................................................................................................................
83
6.3.1 ASYNC EIA-232 Specifications .....................................................................................
6.3.2 Setup ................................................................................................................................
6.3.3 CLOCKING.....................................................................................................................
84
6.3.4 Transmit and Receive Clocking.......................................................................................
86
6.4 AUPC (Automatic Uplink Power Control).........................................................................
88
6.4.1 Setting AUPC Parameters................................................................................................
6.4.2 Compensation Rate ..........................................................................................................
90
6.4.3 Monitoring .......................................................................................................................
CHAPTER 7. FORWARD ERROR CORRECTION OPTIONS
.................................. 91
7.1
Introduction...........................................................................................................................
91
7.2
Viterbi ....................................................................................................................................
7.3
Sequential...............................................................................................................................
92
7.4
Turbo Product Codec (Option)............................................................................................
93
7.5 Uncoded Operation (No FEC) .............................................................................................
96
CHAPTER 8.
EDMAC CHANNEL............................................................................
105
8.1
Theory Of Operation ..........................................................................................................
8.1.1 On the transmit side: ......................................................................................................
8.1.2 On the receive side.........................................................................................................
106
8.2 M&C Connection................................................................................................................
107
8.3 Setup Summary...................................................................................................................
108
CHAPTER 9.
EB/NO MEASUREMENT...................................................................
109
9.1 Measuring Eb/No ................................................................................................................
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