Recommendation ITU-R SM.1541-7
Policy on Intellectual Property Right (IPR)
1 Terminology and definitions
1.1 dBsd and dBasd
1.2 dBc
1.3 dBpp
1.4 Reference
bandwidth
1.5 Measurement
bandwidth
1.6 psd
1.7 Mean power
1.8 Adjacent channel
mean power
1.9 Peak power
1.10 Adjacent channel
peak power
1.11 Total assigned
band
1.12 Total assigned
bandwidth
2 Application of definitions
2.1 OoB domain
emissions
2.2 Spurious domain
emissions
2.3 Necessary
bandwidth and OoB domain
2.3.1 Single
carrier emissions
2.3.2 Multicarrier
emissions
2.4 Considerations on
dBsd, dBc, and dBpp
2.4.1 Positive
and negative signs for dBsd, dBc, and dBpp
2.4.2 Comparisons
of dBsd and dBc
2.4.3 Practical
application of dBsd, dBc, and dBpp limits
3 Methods to determine
conformance to OoB domain emission limits
4 OoB domain emission limits
for transmitters in the range of 9 kHz to 300 GHz
5 Adaptation of OoB masks
provided in Annexes 5 to 12 in the cases of narrow‑band and wideband
systems
6 Measurement methods
Annex 1 Methods to determine conformance to OoB domain emission limits
1 Adjacent channel and
alternate adjacent channel power method
1.1 Parameters to be
measured
1.2 Units of
measurement
1.3 Measurement bands
1.3.1 Adjacent
band
1.3.2 Alternate
adjacent band
1.4 Adjacent band
power ratio (ABPR)
2 OoB mask method
2.1 Parameters to be
measured
2.2 Measurement range
2.3 OoB mask
Attachment 1 to Annex 1 Example calculation of a permissible OoB power
ratio and power limits from a permissible OoB mask
1 Introduction
2 Discrete method
3 Continuous method
Annex 2 Calculation of the start and end of the OoB domain for
multicarrier systems with single and multiple transponders per satellite
1 Example 1: Multiple
transponders per satellite serving the same service area
2 Example 2: Single
transponder per satellite
Annex 3 Graph labelling for dBc and dBsd masks
1 Y-axis labelling of OoB
masks
2 X-axis labelling of OoB
masks
Annex 4 List of ITU-R texts concerning OoB domain emissions related to
specific services
Annex 5 OoB domain emission limits for space services (earth and space
stations)
1 Introduction
2 OoB masks for
fixed-satellite service (FSS) earth and space stations
3 OoB masks for
mobile-satellite service (MSS) earth and space stations
4 OoB masks for
broadcasting-satellite service (BSS) space stations
5 OoB mask for the space
research service (SRS), space operations service (SOS), and Earth exploration‑satellite
service (EESS) telecommunication space-to-Earth links
operating in the 1-20 GHz band
5.1 Introduction
5.2 OoB masks for SRS,
SOS and EESS systems operating in the space‑to‑Earth and
Earth-to-space directions
5.2.1 Emission
mask parameters
5.2.2 Emission
mask applicability
5.2.3 Basis
for the emission masks
6 Standard frequency and time
signals (SFTS) services
6.1 SFTS services
operating below 30 MHz
Annex 6 OoB domain emission limits for television broadcasting systems
1 Digital TV – 6 MHz
channelling to Recommendation ITU-R BT.1306
1.1 6 MHz DVB-T
systems
1.2 6 MHz channelling
ISDB-T systems
1.3 6 MHz channelling DTMB systems
1.4 Other 6 MHz digital
television systems
2 Spectrum masks for 7 and 8
MHz channelling analogue and digital television systems
2.1 Analogue
television systems
2.2 Digital television
systems
2.2.1 7 and
8 MHz DVB-T systems
2.2.2 7 and
8 MHz ISDB-T systems
2.2.3
7 and 8 MHz DTMB systems
Annex 7 OoB domain emission limits for sound broadcasting systems
1 VHF FM sound broadcasting
2 Sound broadcasting below 30 MHz
2.1 Digital Radio
Mondiale systems
3 Digital sound broadcasting
Digital System A
Digital System H
Annex 8 OoB domain emission limits for primary radar systems
1 Introduction
2 Necessary bandwidth
2.1 Un-modulated radar
pulses
2.2 Other modulations
2.3 Typical values of
necessary bandwidth
3 OoB domain emission limits
for primary radars
3.1 Formulas for the B−40 dB
bandwidth
4 OoB mask
4.1 All waveforms
listed in § 3
4.2 Excluded waveforms
5 Boundary between the OoB
and spurious domains
6 Design objective
7 Measurement techniques
Annex 9 OoB domain emission limits for the amateur services
Annex 10 OoB domain emission limits land mobile radio services
Annex 11 OoB domain emission limits for aeronautical-mobile and
maritime-mobile services
1 Aeronautical telemetry
2 Other aeronautical-mobile
and maritime-mobile transmitters
Annex 12 OoB domain emission limits for the fixed service
1 Digital fixed service:
spectrum emission masks
1.1 Systems operating
above 30 MHz
1.2 Systems operating below 30 MHz
2 Digital fixed service:
discrete spectral lines within OoB emission boundaries
2.1 Systems operating
above 30 MHz
2.2 Systems operating
below 30 MHz
3 Analogue fixed service
Annex 13 OoB domain emission measurements
1 Measuring equipment
1.1 Selective
measuring receiver
1.1.1 Detectors
of measurement equipment
1.1.2 Resolution
bandwidths
1.1.3 Video
bandwidth
1.1.4 Sweep
time
1.2 Coupling device
1.3 Terminal load
1.4 Measuring antenna
1.5 Conditions of
modulation
1.5.1 Analogue
voice modulation (e.g. A3E, F3E and J3E emission designators)
1.5.2 Digital
modulation (e.g. F1E, F7W, F9W, G1E, G7W, D7W emission designators)
1.5.3 Other
modulations
1.5.4 Test
input for multicarrier channels
2 Measurement limitations
2.1 Measurement time
limitations
2.2 Time division
multiple access signals
3 Methods of measurement
3.1 Introduction
3.2 Method 1 – Measurement
of the in-band and OoB emission power supplied to the antenna port
3.2.1 Direct
conducted method
3.2.2 Substitution
method
3.2.3 Specific
measurements
3.3 Method 2 – Measurement
of the in-band and OoB e.i.r.p.
3.3.1 Test
sites for radiated emission measurements
3.3.2 Direct
method
3.3.3 Substitution
method
Annex 14 Application of Recommendations ITU-R SM.1540 and ITU-R SM.1541