Report ITU-R SM.2048-1
Policy on Intellectual Property Right (IPR)
1 Description of an approach used by some administrations
2 Terms and definitions
3 Emission classes
4 Requirements concerning –30 dB bandwidth for assessment and OoB
emissions
5 Method of measuring –30 dB bandwidth for assessment and bandwidths
of OoB spectra
General requirements for measurements
Test signals for measurement of transmitter bandwidths
Determining test signal levels
Measurements of –30 dB bandwidth for assessment and bandwidths of OoB
spectra
6 Method of measuring of OoB emissions of transmitters in the marine
mobile service in the classes of emissions R3EJN, H3EJN, H2BBN, J3EJN
7 Method of measuring bandwidths of OoB spectra of aircraft transmitters
in the aeronautical mobile service
Annex 1 Converting transmitter OoB spectra data expressed in terms of
offset from the centre of the necessary bandwidth
Annex 2 Adjusting necessary bandwidth for reduced communication channel
error coefficient
Annex 3 General requirements for measuring equipment
Spectrum analysers
Noise generators
Telegraph signal sources
Shaping filters
Attenuators
Other instrumentation
Annex 4 Example OoB emission limits drawing plot illustrating
verification of emission compliance with the regulations of an administration
Annex 5 Symbols and abbreviations
1 Parameters and variables
2 List of abbreviations designating types of modulation as used in this
Report