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OCR for page 116
Handbook of Frequency Allocations and Spectrum Protection for Scientific Uses
Appendix I
Selected Acronyms/Abbreviations and Footnote Designations
For the reader’s convenience, following is an alphabetical list of selected acronyms and abbreviations used in this handbook. Designations for footnotes to science service allocations are then listed.
ACRONYMS AND ABBREVIATIONS
Ae aeronautical
AeMS Aeronautical Mobile Service (MS with aircraft)
AeMSS Aeronautical Mobile Satellite Service (MSS with aircraft)
AeRLS Aeronautical Radiolocation Service
AeRNS Aeronautical Radionavigation Service
AMatSat Amateur Satellite Service
AmS Amateur Service
AMSU Advanced Microwave Sounding Unit
ANS Air Navigation Service
Bn necessary bandwidth
BS Broadcasting Service
BSS Broadcasting Satellite Service
CCIR International Radio Consultative Committee (antecedent of the ITU-R)
E→S Earth to space
EESS Earth Exploration-Satellite Service
EOS Earth Observing System
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Handbook of Frequency Allocations and Spectrum Protection for Scientific Uses
FS Fixed Service (point-to-point transmissions, such as radio relay towers)
FSS Fixed Satellite Service (between satellites and fixed ground stations, such as telephone, television, data links)
GEO geostationary orbit (satellite)
GNSS Global Navigation Satellite System
GOES Geostationary Operational Environmental Satellites
GPS Global Positioning System
IAU International Astronomical Union
IGS International Global Navigation Satellite System (GNSS)
ISM industrial, scientific, and medical (bands in which radio-frequency-noisy systems can be operated); interstellar medium (consisting of the gas, dust, atomic particles, and magnetic fields between the stars)
ISS Inter-Satellite Service
ITU International Telecommunication Union
ITU-R Radiocommunication Sector of the ITU
ITU-RR ITU Radio Regulations
IUCAF Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science
LEO low Earth orbit
LMS Land Mobile Service
LMSS Land Mobile Satellite Service
MetAids Meteorological Aids Service (radiosondes, etc.)
MetSat Meteorological Satellite Service
MMSS Maritime Mobile Satellite Service
MS Mobile Service
MSS Mobile Satellite Service (telecommunications between mobile stations and satellites)
NASA National Aeronautics and Space Administration
NOAA National Oceanic and Atmospheric Administration
NTIA National Telecommunications and Information Administration
OOBE out-of-band emission
pfd power flux density (usually measured in Wm−2)
RAS Radio Astronomy Service
RDSS Radiodetermination Satellite Service
RFI radio-frequency interference
RLS Radiolocation Service (radars)
RNS Radionavigation Service
RNSS Radionavigation Satellite Service (for example, GPS)
RR Radio Regulations (the international treaty governing spectrum use)
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Handbook of Frequency Allocations and Spectrum Protection for Scientific Uses
S→E space to Earth
S→S space to space
SAR synthetic aperture radar
SETI search for extraterrestrial intelligence
SFS Standard Frequency and Time Signal Service (such as WWV)
SFTSS Standard Frequency and Time Signal-Satellite Service
SOS Space Operations Service
SpaceOps Space Operations Service (satellite command and control)
spfd spectral power flux density (measured in Wm−2 Hz−1)
SRS Space Research Service
SSM/I Special Sensor Microwave/Imager (of the Defense Meteorological Satellite Program)
SSM/T Special Sensor Microwave/Temperature (of the Defense Meteorological Satellite Program)
TDRSS Tracking and Data Relay Satellite System
TRMM Tropical Rainfall Measurement Mission
VLA Very Large Array
VLBA Very Long Baseline Array
VLBI very long baseline interferometry
WARC World Administrative Radio Conference (antecedent of WRC)
WRC World Radiocommunication Conference
FOOTNOTE DESIGNATIONS
5: Footnotes designated “5” (e.g., 5.364) come from the ITU Radio Regulations (see Appendix B.1).
US: Footnotes consisting of the letters “US” followed by one or more digits (e.g., US13) denote stipulations applicable to both government and nongovernment services (see Appendix B.2).
G: Footnotes consisting of the letter “G” followed by one or more digits (e.g., G59) denote stipulations applicable only to U.S. federal government services (see Appendix B.3).
NG: Footnotes consisting of the letters “NG” followed by one or more digits (e.g., NG101) denote stipulations applicable only to U.S. nonfederal government services (see Appendix B.4).
Representative terms from entire chapter:
space research