374 Radio Engineering for Wireless Communication and Sensor Applications
COFDM |
coded orthogonal frequency division multiplex |
COMINT |
communications intelligence |
CW |
continuous wave |
DAB |
digital audio broadcasting |
DAC |
digital-to-analog converter |
dc |
direct current |
DCS |
Digital Cellular System |
DDS |
direct digital synthesis |
DECT |
Digital European Cordless Telecommunications |
DEW |
directed energy weapon |
DGFET |
dual-gate field-effect transistor |
DGPS |
differential GPS |
DME |
Distance Measuring Equipment |
DPSK |
differential phase-shift keying |
DRO |
dielectric resonator oscillator |
DSB |
double sideband |
DSBSC |
double-sideband suppressed carrier |
DSSS |
direct sequence spread spectrum |
DVB |
digital video broadcasting |
EA |
electronic attack |
ECCM |
electronic counter-countermeasures |
ECM |
electronic countermeasures |
EDGE |
Enhanced Data Rates for GSM Evolution |
EHF |
extremely high frequency |
EIR |
equipment identity register |
EIRP |
equivalent isotropic radiated power |
ELINT |
electronics intelligence |
EMC |
electromagnetic compatibility |
EMP |
electromagnetic pulse |
ENVISAT |
Environment Satellite |
EP |
electronic protection |
ERS |
European Remote Sensing Satellite |
ES |
electronic support |
ESA |
European Space Agency |
ESM |
electronic support measures |
ETSI |
European Telecommunications Standards Institute |
EUTELSAT |
European Telecommunications Satellite Organization |
EW |
electronic warfare |
FDM |
frequency division multiplexing |
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List of Acronyms |
375 |
FDMA |
frequency division multiple access |
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FET |
field-effect transistor |
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FHSS |
frequency hopping spread spectrum |
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FM |
frequency modulation |
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FSK |
frequency-shift keying |
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FSS |
fixed satellite service |
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GEO |
geosynchronous Earth orbit |
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GLONASS |
Global Navigation Satellite System |
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GMSK |
Gaussian minimum shift keying |
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GPRS |
General Packet Radio Service |
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GPS |
Global Positioning System |
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GSM |
Global System for Mobile Communications (formerly |
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Groupe Spe´cial Mobile) |
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HALCA |
Highly Advanced Laboratory for Communication and |
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Astronomy |
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HBT |
heterojunction bipolar transistor |
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HEMT |
high electron mobility transistor |
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HF |
high frequency |
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HFET |
heterostructure field-effect transistor = HEMT |
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HiperLAN |
High-Performance Radio Local Area Network |
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HLR |
home location register |
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HSCSD |
High Speed Circuit Switched Data |
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ICNIRP |
International Commission on Non-Ionizing Radiation |
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Protection |
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IEEE |
Institute of Electrical and Electronics Engineers |
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IF |
intermediate frequency |
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IFRB |
International Frequency Registration Board |
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ILS |
Instrument Landing System |
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IMPATT |
impact-ionization avalanche transit time |
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IMT |
International Mobile Telecommunications |
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INMARSAT |
International Mobile (formerly: Maritime) Satellite |
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Organization |
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INTELSAT |
International Telecommunications Satellite Organiza- |
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tion |
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ISDN |
Integrated Services Digital Network |
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ISI |
intersymbol interference |
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ISM |
industrial, scientific, medical |
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ITU |
International Telecommunication Union |
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ITU-R |
ITU Radiocommunication Sector |
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376 Radio Engineering for Wireless Communication and Sensor Applications
LEO |
low Earth orbit |
LF |
low frequency |
LMDS |
local multipoint distribution system |
LNA |
low-noise amplifier |
LO |
local oscillator |
LOS |
line-of-sight |
LUF |
lowest usable frequency |
MAP |
Microwave Anisotropy Probe |
MEMS |
microelectromechanical system |
MESFET |
metal-semiconductor field-effect transistor |
MF |
medium frequency |
MIM |
metal-insulator-metal |
MIMO |
multiple-in-multiple-out |
MLS |
Microwave Landing System |
MMIC |
monolithic microwave integrated circuit |
MOSFET |
metal-oxide-semiconductor field-effect transistor |
MRI |
magnetic resonance imaging |
MS |
mobile station |
MSC |
mobile-services switching center |
MSK |
minimum-shift keying |
MTI |
moving target indicator |
MTX |
mobile telephone exchange |
MUF |
maximum usable frequency |
NASA |
National Aeronautics and Space Administration |
NMT |
Nordic Mobile Telephone |
NRAO |
National Radio Astronomy Observatory |
PA |
power amplifier |
PAE |
power added efficiency |
PDC |
Personal Digital Cellular |
PLL |
phase-locked loop |
PM |
phase modulation |
PMR |
Private Mobile Radio |
PN |
pseudorandom noise |
PPI |
plan position indicator |
PSK |
phase-shift keying |
PSTN |
Public Switched Telephone Network |
QAM |
quadrature amplitude modulation |
QPSK |
quadriphase-shift keying |
RF |
radio frequency |
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List of Acronyms |
377 |
RFID |
radio frequency identification |
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RLAN |
radio local area network |
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SAR |
specific absorption rate |
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SAR |
synthetic-aperture radar |
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SAW |
surface acoustic wave |
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SETI |
search for extraterrestrial intelligence |
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SHF |
super high frequency |
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SIGINT |
signal intelligence |
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SIS |
superconductor-insulator-superconductor |
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SLAR |
side-looking airborne radar |
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SSB |
single sideband |
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TACS |
Total Access Communications System |
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TCAS |
Traffic-Alert and Collision-Avoidance System |
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TDD |
time division duplexing |
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TDM |
time division multiplexing |
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TDMA |
time division multiple access |
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TDOA |
time difference of arrival |
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TE |
transverse electric |
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TED |
transferred electron device |
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TEM |
transverse electric and magnetic |
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TETRA |
Trans-European Trunked Radio |
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TM |
transverse magnetic |
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UHF |
ultra high frequency |
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UMTS |
Universal Mobile Telecommunications System |
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VCO |
voltage-controlled oscillator |
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VHF |
very high frequency |
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VLA |
Very Large Array |
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VLBI |
very long baseline interferometry |
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VLF |
very low frequency |
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VLR |
visitor location register |
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VOR |
VHF omnidirectional range |
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VSB |
vestigial sideband |
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VSWR |
voltage standing wave ratio |
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WARC |
World Administrative Radio Conference |
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WCDMA |
wideband code division multiple access |
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WLAN |
wireless local area network |
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WLL |
wireless local loop |
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WMAN |
wireless metropolitan area network |
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WPAN |
wireless personal area network |
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378 Radio Engineering for Wireless Communication and Sensor Applications
WRC |
World Radiocommunication Conference |
WWAN |
wireless wide area network |
YIG |
yttrium iron garnet |