Appendix C: Abbreviations
Reference Manual for EL470 IP Satellite Modem
Appendix C: ABBREVIATIONS
Acronym Definition
ACF AutoCorrelation Function
ACM Adaptive Coding Modulation
AGC Automatic Gain Control
APSK Amplitude and Phase Shift Keying
ARP Address Resolution Protocol (TCP/IP)
ASCII American Standard Code for Information Interchange
ASI Asynchronous Serial Interface
BB Base Band
BBF Base Band Frame
BER Bit Error Rate/Ratio
BISS Basic Interoperable Scrambling System
BPSK Binary Phase Shift Keying
C/N Carrier to Noise Ratio
CBR Constant Bit Rate
CCITT Comité Consultatif International Télégraphique et Téléphonique
(known today as the ITU-T)
CCM Constant Coding and Modulation
CMD1 Command 1
CPU Central Processing Unit
CRC Cyclic Redundancy Check
CW Continuous Wave (Radio signal without modulation)
DC Direct Current
DFL Data Field Length
DFM Digital Frequency Meter
DRO Dielectric Resonator Oscillator
DSNG Digital Satellite News Gathering
DVB Digital Video Broadcasting
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SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS