User's Manual

Airstream 4001 F49-MRT User Guide 
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Page 41 Commercial in Confidence UWB-D00211 Rev B
17 Appendix
17.1 Glossary of Terms
BPSK
Binary Phase Shift Keying
BS
Base Station
BWA
Broadband Wireless Access
CID
Connection Identifier Number
CPE
Customer Premises Equipment (interchangeable with ST)
dB
Decibel
dBm
Power ratio in dB (decibel) of the measured power referenced to one
milliwatt
DC
Direct Current
DL
Downlink
DVR
Digital Voice Recorder
FDD
Frequency Division Duplex
FEC
Forward Error Correction
FTP
File Transfer Protocol
GHz
Gigahertz. One GHz represents 1 billion cycles per second
HFDD
Half-Duplex FDD
Hz
Hertz
IAD
Integrated Access Device
IDU
Indoor Unit (i.e. SDA-1 Type II, SDA-4S Type II, or SDA-4S/VL Type II)
IP
Internet Protocol
ISP
Internet Service Provider
LAN
Local-Area Network
MAC
Media Access Controller. The next layer up from the PHY.
Mbit/s
Megabits per second
MHz
Megahertz (one million cycles per second)
MIB
Management Information Base
MRT
Mobile Radio Terminal
NLOS
Non Line-of-Sight radio propagation path
ODU
Outdoor Unit (i.e. ProST)
OFDM
Orthogonal Frequency Division Multiplexing
QAM
Quadrature Amplitude Modulation
QoS
Quality of Service, which is used to specify level of data throughput
QPSK
Quadrature Phase Shift Keying