ITU-R SF : Frequency sharing and coordination between fixed-satellite and fixed service systems
TAGS: Coordinatingfixed satelliteFrequency sharingITU-R SF

ITU-R SF

Frequency sharing and coordination between fixed-satellite and fixed service systems 

 
Frequency sharing between systems in the fixed-satellite service and radio-relay systems in the same frequency bands  
Note – Suppressed on 15/06/2009 (CACE/482)
Maximum allowable values of interference from line-of-sight radio-relay systems in a telephone channel of a system in the fixed-satellite service employing frequency modulation, when the same frequency bands are shared by both systems  
Note – Suppressed on 20/02/2014 (CACE/667)
Maximum allowable values of interference in a telephone channel of an analogue angle-modulated radio-relay system sharing the same frequency bands as systems in the fixed-satellite service  
Note – Suppressed on 20/02/2014 (CACE/667)
Maximum permissible values of power flux-density at the surface of the Earth produced by satellites in the fixed-satellite service using the same frequency bands above 1 GHz as line-of-sight radio-relay systems  
Note – Suppressed on 15/06/2009 (CACE/482)
Maximum equivalent isotropically radiated power of radio-relay system transmitters operating in the frequency bands shared with the fixed-satellite service  
Note – Suppressed on 15/06/2009 (CACE/482)
Maximum allowable values of interference from terrestrial radio links to systems in the fixed-satellite service employing 8-bit PCM encoded telephony and sharing the same frequency bands  
Note – Suppressed on 15/06/2009 (CACE/482)
Maximum allowable values of interference from the fixed-satellite service into terrestrial radio-relay systems which may form part of an ISDN and share the same frequency band below 15 GHz  
Note – This Recommendation has been replaced by Rec. ITU-R F.1565 – Withdrawn on 07/02/03 (CACE/281)
Determination of the impact on the fixed service operating in the 11.7-12.2 GHz band when geostationary fixed-satellite service networks in Region 2 exceed power flux-density thresholds for coordination  
Calculation of the maximum power density (averaged over 4 kHz or 1 MHz) of angle-modulated and digital carriers  
Intersection of radio-relay antenna beams with orbits used by space stations in the fixed-satellite service  
Methods for determining the effects of interference on the performance and the availability of terrestrial radio-relay systems and systems in the fixed-satellite service  
Maximum equivalent isotropically radiated power transmitted towards the horizon by earth stations of the fixed-satellite service sharing frequency bands with the fixed service  
Note – Suppressed on 15/06/2009 (CACE/482)
Sharing between the fixed service and the fixed-satellite service with bidirectional usage in bands above 10 GHz currently unidirectionally allocated  
Note – Suppressed on 15/06/2009 (CACE/482)
Determination of the interference potential between earth stations of the fixed-satellite service and stations in the fixed service  
Possible use by space stations in the fixed-satellite service of orbits slightly inclined with respect to the geostationary-satellite orbit in bands shared with the fixed service  
Note – Suppressed on 15/06/2009 (CACE/482)
Carrier-to-interference calculations between earth stations in the fixed-satellite service and radio-relay systems  
Note – Suppressed on 15/06/2009 (CACE/482)
Maximum allowable values of power flux-density at the surface of the Earth produced by non-geostationary satellites in the fixed-satellite service used in feeder links for the mobile-satellite service and sharing the same frequency bands with radio-relay systems  
Note – Suppressed on 15/06/2009 (CACE/482)
Minimum propagation attenuation due to atmospheric gases for use in frequency sharing studies between the fixed-satellite service and the fixed service  
Frequency sharing between systems in the fixed service using high-altitude platform stations and satellite systems in the geostationary orbit in the fixed-satellite service in the bands 47.2-47.5 and 47.9-48.2 GHz  
Note – Suppressed on 12/01/2012 (CACE/556)
Maximum allowable values of power flux-density (pfd) produced at the Earth’s surface by non-GSO satellites in the fixed-satellite service (FSS) operating in the 10.7-12.75 GHz band  
Maximum allowable values of power flux-density (pfd) produced at the Earth’s surface by non-GSO satellites in the fixed-satellite service (FSS) operating in the 17.7-19.3 GHz band  
Maximum allowable values of power flux-density at the surface of the Earth produced by non-geostationary satellites in the fixed-satellite service operating in the 37.5-42.5 GHz band to protect the fixed service  
Note – Suppressed on 20/12/10 (CACE/520)
Determination of the coordination area for earth stations operating with non-geostationary space stations in the fixed-satellite service in frequency bands shared with the fixed service  
Sharing methodology between fixed wireless access systems in the fixed service and very small aperture terminals in the fixed-satellite service in the 3 400-3 700 MHz band  
Methodology to evaluate the impact of space-to-Earth interference from the fixed-satellite service to the fixed service in frequency bands where precipitation is the predominant fade mechanism  
Maximum allowable values of power flux-density at the surface of the Earth by geostationary satellites in the fixed-satellite service operating in the 37.5-42.5 GHz band to protect the fixed service  
Note – Suppressed on 20/12/10 (CACE/520)
Example approach for determination of the composite area within which interference to fixed service stations from earth stations on board vessels when operating in motion near a coastline would need to be evaluated  
Methodologies for interference evaluation from the downlink of the fixed service using high altitude platform stations to the uplink of the fixed-satellite service using the geostationary satellites within the band 27.5-28.35 GHz  
Methodology for determining power flux-density statistics for use in sharing studies between fixed wireless systems and multiple fixed-satellite service satellites  
Use of frequencies by earth stations on board vessels transmitting in certain bands allocated to the fixed-satellite service  
Guidance for determination of interference from earth stations on board vessels to stations in the fixed service when the earth station on board vessels is within the minimum distance  
The minimum distance from the baseline beyond which in-motion earth stations located on board vessels would not cause unacceptable interference to the terrestrial service in the bands 5 925-6 425 MHz and 14-14.5 GHz  
Methods to facilitate the implementation of large numbers of earth stations in the FSS in areas where terrestrial services are also deployed  
Sharing between point-to-point and point-to-multipoint fixed service and transmitting earth stations of GSO and non-GSO FSS systems in the 27.5-29.5 GHz band  
Methodology for determining the power level for high altitude platform stations ground terminals to facilitate sharing with space station receivers in the bands 47.2-47.5 GHz and 47.9-48.2 GHz 

 

 

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