Advanced RF Technologies, Inc.
8
Terms and Abbreviations
The following is a list of abbreviations and terms used throughout this document.
Abbreviation/Term
Definition
AGC
Automatic Gain Control
ALC
Automatic Level Control
AROMS
ADRF Repeater Operation and Management System
BDA
Bi-Directional Amplifier
BTS
Base Transceiver Station
CDMA
Code Division Multiple Access
CFR
Crest Factor Reduction
CP
Cyclic Prefix
CW
Continuous Wave (un-modulated signal)
DAS
Distributed Antenna System
DL
Downlink
HPA
High Power Amplifier
HW
Hardware
IF
Intermediate Frequency
LNA
Low Noise Amplifier
LTE
Long Term Evolution
MS
Mobile Station
OFDM
Orthogonal Frequency-Division Multiplexing
OFDMA
Orthogonal Frequency-Division Multiple Access
PAR (PAPR)
Peak to Average Power Ratio (Crest Factor)
PLL
Phase Locked Loop
PSU
Power Supply Unit
QAM
Quadrature Amplitude Modulation
QPSK
Quadrature Phase Shit Keying
RB
Resource Block
RF
Radio Frequency
SC-FDMA
Single Carrier-Frequency Division Multiple Access
SQE
Signal Quality Estimate
SW
Software
UE
User Equipment
UL
Uplink
VSWR
Voltage Standing Wave Ratio