ITU-R SF : Frequency sharing and coordination between fixed-satellite and fixed service systems
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ITU-R SF
Frequency sharing and coordination between fixed-satellite and fixed service systems
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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) |
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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) |
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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) |
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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) |
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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) |
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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) |
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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Note – This Recommendation has been replaced by Rec. ITU-R F.1565 – Withdrawn on 07/02/03 (CACE/281) |
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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
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Calculation of the maximum power density (averaged over 4 kHz or 1 MHz) of angle-modulated and digital carriers
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Intersection of radio-relay antenna beams with orbits used by space stations in the fixed-satellite service
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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
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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) |
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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) |
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Determination of the interference potential between earth stations of the fixed-satellite service and stations in the fixed service
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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) |
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Carrier-to-interference calculations between earth stations in the fixed-satellite service and radio-relay systems
Note – Suppressed on 15/06/2009 (CACE/482) |
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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) |
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Minimum propagation attenuation due to atmospheric gases for use in frequency sharing studies between the fixed-satellite service and the fixed service
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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) |
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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
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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
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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) |
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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
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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
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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
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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) |
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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
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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
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Methodology for determining power flux-density statistics for use in sharing studies between fixed wireless systems and multiple fixed-satellite service satellites
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Use of frequencies by earth stations on board vessels transmitting in certain bands allocated to the fixed-satellite service
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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
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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
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Methods to facilitate the implementation of large numbers of earth stations in the FSS in areas where terrestrial services are also deployed
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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
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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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