ITU-R F: Fixed service
TAGS: Fixed serviceITU-R F

ITU-R F

Fixed service

 
The use of diversity for voice-frequency telegraphy on HF radio circuits  
Use of directional transmitting antennas in the fixed service operating in bands below about 30 MHz  
Signal-to-interference protection ratios for various classes of emission in the fixed service below about 30 MHz  
Frequency-shift keying  
Interconnection at audio frequencies of radio-relay systems for telephony  
Note – Suppressed on 06/06/03 (RA-03)
Interconnection at video signal frequencies of radio-relay systems for television  
Note – Suppressed on 06/06/03 (RA-03)
Pre-emphasis characteristic for frequency modulation radio-relay systems for telephony using frequency-division multiplex  
Note – Suppressed on 06/06/03 (RA-03)
Frequency deviation and the sense of modulation for analogue radio-relay systems for television  
Note – Suppressed on 06/06/03 (RA-03)
Radio-frequency channel arrangements for low and medium capacity analogue or digital fixed wireless systems operating in the 2 GHz band  
Note – Suppressed on 10/10/07 (CACE/435)
Maintenance measurements on radio-relay systems for telephony using frequency-division multiplex  
Note – Suppressed on 06/06/03 (RA-03)
Limitation of interference from trans-horizon radio-relay systems  
Stand-by arrangements for radio-relay systems for television and telephony  
Note – Suppressed on 06/06/03 (RA-03)
Procedure for the international connection of radio-relay systems with different characteristics  
Note – Suppressed on 06/06/03 (RA-03)
Use of radio links in international telephone circuits  
Note – Suppressed on 17/12/99 (CACE/146)
Bandwidth required at the output of a telegraph or telephone receiver  
Bandwidths, signal-to-noise ratios and fading allowances in HF fixed and land mobile radiocommunication systems  
Automatic error-correcting system for telegraph signals transmitted over radio circuits  
Note – Suppressed on 10/10/07 (CACE/435)
Telegraph distortion  
Note – Suppressed on 10/10/07 (CACE/435)
Classification of multi-channel radiotelegraph systems for long-range circuits operating at frequencies below about 30 MHz and the designation of the channels in these systems  
Note – Suppressed on 10/10/07 (CACE/435)
Arrangement of channels in multi-channel single-sideband and independent-sideband transmitters for long-range circuits operating at frequencies below about 30 MHz  
Frequency stability required for systems operating in the HF fixed service to make the use of automatic frequency control superfluous  
Note – Suppressed on 29/04/10 (CACE/508)
Interconnection at baseband frequencies of radio-relay systems for telephony using frequency-division multiplex  
Note – Suppressed on 06/06/03 (RA-03)
Conditions relating to line regulating and other pilots and to limits for the residues of signals outside the baseband in the interconnection of radio-relay and line systems for telephony  
Note – Suppressed on 06/06/03 (RA-03)
Radio-frequency channel arrangements for fixed wireless systems operating in the 2 and 4 GHz bands  
Radio-frequency channel arrangements for high-capacity fixed wireless systems operating in the lower 6 GHz (5 925 to 6 425 MHz) band  
Radio-frequency channel arrangements for medium- and high- capacity digital fixed wireless systems operating in the the 6 425-7 125 MHz band  
Radio-frequency channel arrangements for fixed wireless systems operating in the 7 110-7 900 MHz band  
Radio-frequency channel arrangements for fixed wireless systems operating in the 8 GHz (7 725 to 8 500 MHz) band  
Radio-frequency channel arrangements for fixed wireless systems operating in the 10.7-11.7 GHz band  
Radio-frequency channel arrangements for trans-horizon radio-relay systems  
Note – Suppressed on 06/06/03 (RA-03)
Preferred characteristics of auxiliary radio-relay systems operating in the 2, 4, 6 or 11 GHz bands  
Note – Suppressed on 06/06/03 (RA-03)
Definitions of terms and references concerning hypothetical reference circuits and hypothetical reference digital paths for radio-relay systems  
Note – Suppressed on 10/10/07 (CACE/435)
Hypothetical reference circuit for radio-relay systems for telephony using frequency-division multiplex with a capacity of 12 to 60 telephone channels  
Note – Suppressed on 06/06/03 (RA-03)
Hypothetical reference circuit for radio-relay systems for telephony using frequency-division multiplex with a capacity of more than 60 telephone channels  
Note – Suppressed on 10/10/07 (CACE/435)
Allowable noise power in the hypothetical reference circuit for radio-relay systems for telephony using frequency-division multiplex  
Note – Suppressed on 10/10/07 (CACE/435)
Noise in the radio portion of circuits to be established over real radio-relay links for FDM telephony  
Note – Suppressed on 06/06/03 (RA-03)
Hypothetical reference circuit for trans-horizon radio-relay systems for telephony using frequency-division multiplex  
Note – Suppressed on 06/06/03 (RA-03)
Allowable noise power in the hypothetical reference circuit of trans-horizon radio-relay systems for telephony using frequency-division multiplex  
Note – Suppressed on 06/06/03 (RA-03)
Measurements of noise in actual traffic over radio-relay systems for telephony using frequency-division multiplex  
Note – Suppressed on 06/06/03 (RA-03)
Measurement of noise using a continuous uniform spectrum signal on frequency-division multiplex telephony radio-relay systems  
Note – Suppressed on 06/06/03 (RA-03)
Service channels to be provided for the operation and maintenance of radio-relay systems  
Note – Suppressed on 06/06/03 (RA-03)
Frequencies and deviations of continuity pilots for frequency modulation radio-relay systems for television and telephony  
Note – Suppressed on 06/06/03 (RA-03)
The preferred characteristics of a single sound channel simultaneously transmitted with a television signal on an analogue radio-relay system  
Note – Suppressed on 06/06/03 (RA-03)
Intermediate-frequency characteristics for the interconnection of analogue radio-relay systems  
Note – Suppressed on 06/06/03 (RA-03)
Frequency deviation for analogue radio-relay systems for telephony using frequency-division multiplex  
Note – Suppressed on 06/06/03 (RA-03)
Pre-emphasis characteristics for frequency modulation radio-relay systems for television  
Note – Suppressed on 06/06/03 (RA-03)
Arrangement of voice-frequency, frequency-shift telegraph channels over HF radio circuits  
Note – Suppressed on 29/04/10 (CACE/508)
Preferred characteristics for multi-line switching arrangements of analogue radio-relay systems  
Note – Suppressed on 06/06/03 (RA-03)
Pilot carrier level for HF single-sideband and independent-sideband reduced-carrier systems  
Improved transmission system for HF radiotelephone circuits  
Note – Suppressed on 17/12/99 (CACE/146)
Limits for the residues of signals outside the baseband of radio-relay systems for television  
Note – Suppressed on 06/06/03 (RA-03)
Semi-automatic operation on HF radiotelephone circuits. Devices for remote connection to an automatic exchange by radiotelephone circuits  
Note – Suppressed on 17/12/99 (CACE/146)
Radio-frequency channel arrangements for fixed wireless systems operating in the 13 GHz (12.75-13.25 GHz) frequency band  
Single-channel simplex ARQ telegraph system  
Note – Suppressed on 10/10/07 (CACE/435)
Single-channel duplex ARQ telegraph system  
Note – Suppressed on 10/10/07 (CACE/435)
Use of high frequency ionospheric channel simulators  
Note – Suppressed on 05/05/00 (RA-2000)
Permissible noise in the hypothetical reference circuit of radio-relay systems for television  
Note – Suppressed on 10/10/07 (CACE/435)
Hypothetical reference digital path for radio-relay systems which may form part of an integrated services digital network with a capacity above the second hierarchical level  
Availability objective for radio-relay systems over a hypothetical reference digital path  
Vocabulary of terms for the fixed service  
Noise in real circuits of multi-channel trans-horizon FM radio-relay systems of less than 2 500 km  
Note – Suppressed on 06/06/03 (RA-03)
Error performance objectives of the hypothetical reference digital path for radio-relay systems providing connections at a bit rate below the primary rate and forming part or all of the high grade portion of an integrated services digital network  
Radio-frequency channel arrangements for fixed wireless systems operating in the 17.7-19.7 GHz frequency band  
Interconnection of digital radio-relay systems  
Note – Suppressed on 10/10/07 (CACE/435)
Measurement of reciprocal mixing in HF communication receivers in the fixed service  
The use of ionospheric channel sounding systems operating in the fixed service at frequencies below about 30 MHz  
Error performance objectives for real digital radio-relay links forming part of the high-grade portion of international digital connections at a bit rate below the primary rate within an integrated services digital network  
Radio-frequency channel arrangements based on a homogeneous pattern for fixed wireless systems operating in the 4 GHz (3 400-4 200 MHz) band  
Radio-frequency channel arrangements for fixed wireless systems operating in the 14.4-15.35 GHz band  
Radio-frequency channel arrangements for fixed wireless systems operating in the 21.2-23.6 GHz band  
Availability objectives for real digital radio-relay links forming part of a high-grade circuit within an integrated services digital network  
Error performance and availability objectives for hypothetical reference digital sections forming part or all of the medium-grade portion of an ISDN connection at a bit rate below the primary rate utilizing digital radio-relay systems  
Error performance and availability objectives for the local-grade portion at each end of an ISDN connection at a bit rate below the primary rate utilizing digital radio-relay systems  
Preferred frequency bands for trans-horizon radio-relay systems  
Reference radiation patterns for fixed wireless system antennas for use in coordination studies and interference assessment in the frequency range from 100 MHz to about 70 GHz  
Error performance and availability measurement algorithm for digital radio-relay links at the system bit-rate interface  
Note – Suppressed on 10/10/07 (CACE/435)
Radio-frequency channel arrangements for digital point-to-multipoint radio systems operating in frequency bands in the range 1 350 to 2 690 MHz (1.5, 1.8, 2.0, 2.2, 2.4 and 2.6 GHz)  
Certain ITU-R Recommendations for analogue radio-relay systems, including those which have been deleted  
Note – Suppressed on 10/10/07 (CACE/435)
Radio-frequency arrangements for fixed service systems  
Radio-frequency channel arrangements for fixed wireless system operating in the 10.0-10.68 GHz band  
Radio-frequency arrangements for systems of the fixed service operating in the 25, 26 and 28 GHz bands  
Radio-frequency arrangements for systems of the fixed service operating in sub-bands in the 36-40.5 GHz band  
Architectures and functional aspects of radio-relay systems for synchronous digital hierarchy (SDH)-based network  
Transmission characteristics and performance requirements of radio-relay systems for SDH-based networks  
Diversity techniques for point-to-point fixed wireless systems  
Preferred methods and characteristics for the supervision and protection of digital radio-relay systems  
Note – Suppressed on 10/10/07 (CACE/435)
Radio-relay systems in bands 8 and 9 for the provision of telephone trunk connections in rural areas  
Note – Suppressed on 10/10/07 (CACE/435)
Point-to-multipoint systems in the fixed service  
TDMA point-to-multipoint systems used as radio concentrators  
Note – Suppressed on 10/10/07 (CACE/435)
Basic system requirements and performance objectives for fixed wireless access using mobile-derived technologies offering telephony and data communication services  
System parameters and considerations in the development of criteria for sharing or compatibility between digital fixed wireless systems in the fixed service and systems in other services and other sources of interference  
The use of frequencies in the band 500 to 3 000 MHz for radio-relay systems  
Note – Suppressed on 20/10/09 (CACE/493)
Protection of terrestrial line-of-sight radio-relay systems against interference from the broadcasting-satellite service in the bands near 20 GHz  
Note -Suppressed on 06/02/2013 (CACE/605)
Frequency sharing between the fixed service and passive sensors in the band 18.6 to 18.8 GHz  
Note – Suppressed on 06/06/03 (RA-03)
Main characteristics of remote control and monitoring systems for HF receiving and transmitting stations  
Note – Suppressed on 10/10/07 (CACE/435)
Data transmission over HF circuits using phase shift keying or quadrature amplitude modulation  
Minimum requirements for HF radio systems using a packet transmission protocol  
Error performance objectives for constant bit rate digital path at or above the primary rate carried by digital radio-relay systems which may form part of the international portion of a 27 500 km hypothethical reference path  
Note – Suppressed on 25/05/02 (CACE/258)
Effects of multipath propagation on the design and operation of line-of-sight digital fixed wireless systems  
Maximum allowable error performance and availability degradations to digital fixed wireless systems arising from radio interference from emissions and radiations from other sources  
A procedure for determining coordination area between radio-relay stations of the fixed service  
Methods of calculating line-of-sight interference into fixed wireless systems to account for terrain scattering  
Interference mitigation options to enhance compatibility between radar systems and digital radio-relay systems  
Radio-frequency channel arrangements for fixed wireless systems in the 1 900-2 300 MHz band  
Radio-frequency channel arrangements for high- and medium-capacity digital fixed wireless systems in the upper 4 GHz (4 400-5 000 MHz) band  
Radio-frequency channel arrangements for radio-relay systems operating in the 55 GHz band  
Note – Suppressed on 05/05/00 (RA-2000)
Characteristics of digital fixed wireless systems below about 17 GHz  
Characteristics of fixed wireless systems operating in frequency bands above about 17 GHz  
Basic requirements and technologies for fixed wireless access systems operating in bands below 3 GHz for the provision of wireless subscriber connections in rural areas  
Requirements for point-to-multipoint radio systems used in the local grade portion of an ISDN connection  
Note – Suppressed on 10/10/07 (CACE/435)
Fixed wireless systems for disaster mitigation and relief operations  
Effects of propagation on the design and operation of trans-horizon radio-relay systems  
Probabilistic analysis for assessing interference into the fixed service from satellites using the geostationary orbit  
Determination of the criteria to protect fixed service receivers from the emissions of space stations operating in non-geostationary orbits in shared frequency bands  
ITU-Recommendations relating to systems in the fixed service operating at frequencies below about 30 MHz which are not reprinted  
Note – Suppressed on 17/12/99 (CACE/146)
Adaptive radio systems for frequencies below about 30 MHz  
Improved Lincompex system for HF radiotelephone circuits  
Digitized speech transmissions for systems operating below about 30 MHz  
Radio systems employing meteor-burst propagation  
Error performance objectives for constant bit rate digital paths at or above the primary rate carried by digital radio-relay systems which may form part or all of the national portion of a 27 500 km hypothetical reference path  
Note – Suppressed on 25/05/02 (CACE/258) – This Recommendation has been replaced by Rec. ITU-R F.1491
Protection criteria for digital radio-relay systems to ensure compatibility with radar systems in the radiodetermination service  
Necessary and occupied bandwidths and unwanted emissions of digital fixed service systems  
Traffic capacity of automatically controlled radio systems and networks in the HF fixed service  
Performance degradation due to interference from other services sharing the same frequency bands on a primary basis with digital radio-relay systems operating at or above the primary rate and which may form part of the international portion of a 27 500 km hypothetical reference path  
Note – Suppressed on 10/10/07 (CACE/435)
Radio-frequency channel arrangements for digital radio systems operating in the range 1 350 MHz to 1 530 MHz  
Radio-frequency channel arrangements for digital radio systems operating in the range 2 290-2 670 MHz  
Radio local area networks (RLANs)  
Note – Suppressed on 20/10/09 (CACE/493)
Mathematical model of average and related radiation patterns for line-of-sight point-to-point fixed wireless system antennas for use in certain coordination studies and interference assessment in the frequency range from 1 GHz to about 70 GHz  
Reference bandwidth of receiving stations in the fixed service to be used in coordination of frequency assignments with transmitting space stations in the mobile-satellite service in the 1-3 GHz range  
Technical and operational characteristics of systems in the fixed service to facilitate sharing with the space research, space operation and Earth exploration-satellite services operating in the bands 2 025-2 110 MHz and 2 200-2 290 MHz  
Limiting interference to satellites in the space science services from the emissions of trans-horizon radio-relay systems in the bands 2 025-2 110 MHz and 2 200-2 290 MHz  
Technical and operational requirements that facilitate sharing between point-to-point systems in the fixed service and the inter-satellite service in the band 25.25-27.5 GHz  
Performance limits for bringing into service the parts of international plesiochronous digital hierarchy and synchronous digital hierarchy paths and sections implemented by digital fixed wireless systems  
Performance degradation due to interference from other services sharing the same frequency bands on a primary basis with analogue radio-relay systems for television  
Note – Suppressed on 10/10/07 (CACE/435)
Radio-frequency signal transport through optical fibres  
Estimation of the actual elevation angle from a station in the fixed service towards a space station taking into account atmospheric refraction  
Protection criteria for systems in the fixed service sharing the same frequency bands in the 1 to 3 GHz range with the land mobile service  
Technical and operational considerations in the phased transitional approach for bands shared between the mobile-satellite service and the fixed service at 2 GHz  
Reference radiation patterns of omnidirectional, sectoral and other antennas for the fixed and mobile service for use in sharing studies in the frequency range from 400 MHz to about 70 GHz  
Frequency management of adaptive HF radio systems and networks using FMCW oblique-incidence sounding  
Threshold levels to determine the need to coordinate between particular systems in the broadcasting-satellite service (sound) in the geostationary-satellite orbit for space-to-Earth transmissions and the fixed service in the band 1 452-1 492 MHz  
Error performance objectives for real digital radio links used in the international portion of a 27 500 km hypothetical reference path at or above the primary rate  
Note – Suppressed on 29/01/05 (CACE/337)
Performance degradation due to interference from other services sharing the same frequency bands on a primary basis with digital radio-relay systems operating at or above the primary rate and which may form part of the national portion of a 27 500 km hypothetical reference path  
Note – Suppressed on 10/10/07 (CACE/435)
Vocabulary of terms for wireless access  
Performance and availability requirements and objectives for fixed wireless access to public switched telephone network  
Considerations for the identification of possible frequency bands for fixed wireless access and related sharing studies  
Frequency sharing criteria between a land mobile wireless access system and a fixed wireless access system using the same equipment type as the mobile wireless access system  
Power flux-density criteria in ITU-R Recommendations for protection of systems in the fixed service in frequency bands shared with space stations of various space services  
Minimum propagation attenuation due to atmospheric gases for use in frequency sharing studies between systems in the fixed service and systems in the broadcasting-satellite, mobile-satellite and space science services  
Guidance to facilitate coordination and use of frequency bands shared between the fixed service and mobile-satellite service in the frequency range 1-3 GHz  
Note – Suppressed on 20/10/09 (CACE/493)
Testing of HF modems with bandwidths of up to about 12 kHz using ionospheric channel simulators  
Frequency block arrangements for fixed wireless access systems in the range 3 400-3 800 MHz  
A methodology for assessing the level of operational compatibility between fixed wireless access and radiolocation systems when sharing the band 3.4-3.7 GHz  
Generic requirements for fixed wireless access systems  
Error performance objectives for real digital radio links used in the national portion of a 27 500 km hypothetical reference path at or above the primary rate  
Note – Suppressed on 29/01/05 (CACE/337)
Availability objectives for real digital radio-relay links forming part of international portion constant bit rate digital path at or above the primary rate  
Note – Suppressed on 24/01/05 (CACE/334) – This Recommendation has been replaced by Rec. ITU-R F.1703
Availability objectives for real digital radio-relay links forming part of national portion constant bit rate digital path at or above the primary rate  
Note – Suppressed on 24/01/05 (CACE/334) – This Recommendation has been replaced by Rec. ITU-R F.1703
Interference criteria to protect the fixed service from time varying aggregate interference from other services sharing the 10.7-12.75 GHz band on a co-primary basis  
Interference criteria to protect the fixed service from time varying aggregate interference from other radiocommunication services sharing the 17.7-19.3 GHz band on a co-primary basis  
Radio-frequency channel arrangements for fixed wireless systems operating in the band 51.4-52.6 GHz  
Radio-frequency channel arrangements for fixed wireless systems operating in the band 55.78-66 GHz  
Deployment characteristics of fixed service systems in the band 37-40 GHz for use in sharing studies  
Radio transmission systems for fixed broadband wireless access based on cable modem standard  
Preferred characteristics of systems in the fixed service using high altitude platforms operating in the bands 47.2-47.5 GHz and 47.9-48.2 GHz  
Coordination distance for systems in the fixed service (FS) involving high-altitude platform stations (HAPSS) sharing the frequency bands 47.2-47.5 GHz and 47.9-48.2 GHz with other systems in the fixed service  
Protection of the fixed service in the frequency band 8 025-8 400 MHz sharing with geostationary-satellite systems of the Earth exploration-satellite service (space-to-Earth)  
Technical and operational requirements that facilitate sharing between point-to-multipoint systems in the fixed service and the inter-satellite service in the band 25.25-27.5 GHz  
Spectrum requirement methodology for fixed wireless access and mobile wireless access networks using the same type of equipment, when coexisting in the same frequency band  
Guidance on frequency arrangements based on frequency blocks for systems in the fixed service  
Radio-frequency arrangements for systems in the fixed service operating in the band 31.8-33.4 GHz  
Performance degradation due to interference from other services sharing the same frequency bands on a co-primary basis with real digital fixed wireless systems used in the international and national portions of a 27 500 km hypothetical reference path at or above the primary rate  
Performance limits for maintenance of digital fixed wireless systems operating in plesiochronous and synchronous digital hierarchy-based international paths and sections  
Radio-frequency channel arrangement for digital fixed wireless systems operating in the frequency band 406.1-450 MHz  
Radio-frequency block arrangements for fixed wireless access systems in the range 10.15-10.3/10.5-10.65 GHz  
Technical and operational characteristics for the fixed service using high altitude platform stations in the bands 27.5-28.35 GHz and 31-31.3 GHz  
Impact of uplink transmission in the fixed service using high altitude platform stations on the Earth exploration-satellite service (passive) in the 31.3-31.8 GHz band  
Mitigation techniques for use in reducing the potential for interference between airborne stations in the radionavigation service and stations in the fixed service in the band 31.8-33.4 GHz  
Error performance and availability estimation for synchronous digital hierarchy terrestrial fixed wireless systems  
Interference criteria to protect fixed wireless systems from time-varying aggregate interference produced by non-geostationary satellites operating in other services sharing the 37-40 GHz and 40.5-42.5 GHz bands on a co-primary basis  
Interference mitigation techniques for use by high altitude platform stations in the 27.5-28.35 GHz and 31.0-31.3 GHz bands  
Frequency sharing between systems in the fixed service using high altitude platform stations and conventional systems in the fixed service in the bands 47.2-47.5 and 47.9-48.2 GHz  
Interference evaluation from fixed service systems using high altitude platform stations to conventional fixed service systems in the bands 27.5-28.35 GHz and 31-31.3 GHz  
Planning, design and implementation of HF fixed service radio systems  
Prediction methods for adaptive HF system planning and operation  
Interference evaluation of the fixed service using high altitude platform stations to protect the radio astronomy service from uplink transmission in high altitude platform station systems in the 31.3-31.8 GHz band  
Operational and deployment requirements for fixed wireless access systems in the fixed service in Region 3 to ensure the protection of systems in the Earth exploration-satellite service (active) and the space research service (active) in the band 5 250-5 350 MHz  
Error performance objectives for real digital fixed wireless links used in 27 500 km hypothetical reference paths and connections  
Interference criteria of fixed wireless systems operating in the 37-40 GHz and 40.5-42.5 GHz bands with respect to satellites in the geostationary orbit  
Protection of fixed wireless systems from terrestrial digital video and sound broadcasting systems in shared VHF and UHF bands  
Guidelines for a process to address the deployment of area-licensed fixed wireless systems operating in neighbouring countries  
Availability objectives for real digital fixed wireless links used in 27 500 km hypothetical reference paths and connections  
Characteristics of multipoint-to-multipoint fixed wireless systems with mesh network topology operating in frequency bands above about 17 GHz  
Analysis and optimization of the error performance of digital fixed wireless systems for the purpose of bringing into service and maintenance  
Protection criteria for point-to-point fixed wireless systems sharing the same frequency band with nomadic wireless access systems in the 4 to 6 GHz range  
Methodology for the calculation of aggregate equivalent isotropically radiated power (a.e.i.r.p.) distribution from point-to-multipoint high-density applications in the fixed service operating in bands above 30 GHz identified for such use  
Characteristics of HF fixed radiocommunication systems  
Characteristics of enhanced applications for high frequency (HF) radio communication systems  
Radio interface standards for broadband wireless access systems in the fixed service operating below 66 GHz  
Methodology to evaluate interference from user links in fixed service systems using high altitude platform stations to fixed wireless systems in the bands above 3 GHz  
Methodology for determining the aggregate equivalent isotropically radiated power from point-to-point high-density applications in the fixed service operating in bands above 30 GHz  
Methodology to determine the probability of a radio astronomy observatory receiving interference based on calculated exclusion zones to protect against interference from point-to-multipoint high-density applications in the fixed service operating in bands around 43 GHz  
System characteristics of television outside broadcast, electronic news gathering and electronic field production in the fixed service for use in sharing studies  
Channel access requirements for HF adaptive systems in the fixed service  
Protection of the radio astronomy service in the 48.94-49.04 GHz band from unwanted emissions from HAPS in the 47.2-47.5 GHz and 47.9-48.2 GHz bandss  
Power flux-density at international borders for high altitude platform stations providing fixed wireless access services to protect the fixed service in neighbouring countries in the 47.2-47.5 GHz and 47.9-48.2 GHz bands  
Characteristics of advanced digital high frequency (HF) radiocommunication systems  
Technical and operational characteristics of gateway links in the fixed service using high altitude platform stations in the band 5 850-7 075 MHz to be used in sharing studies  
Radio-frequency channel arrangements for fixed service systems operating in the 92-95 GHz range  
Radio-frequency channel and block arrangements for fixed wireless systems operating in the 42 GHz (40.5 to 43.5 GHz) band  
Radio-frequency channel and block arrangements for fixed wireless systems operating in the 71-76 and 81-86 GHz bands  
Evaluation of interference from high-altitude platform (HAPS) gateway links (HAPS-to-ground direction) in the fixed service to conventional fixed wireless systems in the range 5 850-7 075 MHz  
Deployment scenarios for point-to-point systems in the fixed service  

 

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