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ITU-R R23-WP4C

Efficient Orbit/Spectrum Utilization for MSS and RDSS

Results:378 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 178 ]  
 
Consideration of issues related to WRC-27 agenda item 1.13     Egypt   AI1.13   2024-09-28
[ 177 ]  
 
Proposed modifications to the working document regarding WRC-27 agenda item 1.12 - Studies on low-data-rate non-GSO mobile-satellite systems in the mobile-satellite service     Egypt   AI1.12   2024-09-28
[ 176 ]  
 
Proposed modifications to the working document regarding WRC-27 agenda item 1.11 - Non-geostationary satellites operating space-to-space links in mobile-satellite service (MSS) allocations in the frequency bands 1 518-1 544 MHz, 1 545-1 559 MHz, 1 610-1 645.5 MHz, 1 646.5-1 660 MHz, 1 670-1 675 MHz and 2 483.5-2 500 MHz     Egypt   AI1.11   2024-09-28
[ 175 ]  
 
Representative MSS system characteristics and technical parameters for studies related to agenda item 1.14 - Studies on possible new frequency allocations to the mobile-satellite service in the frequency bands 2 010-2 025 MHz (Earth-to-space) and 2 160-2 170 MHz (space-to-Earth) in Regions 1 and 3 and 2 120-2 160 MHz (space-to-Earth) in all Regions     Omnispace, LLC   AI1.14   2024-09-30
[ 174 ]  
 
Working document [AGENDA ITEM 1.13 SHARING AND COMPATIBILITY STUDIES]     Tonga   AI1.13   2024-09-28
[ 173 ]  
 
Working document [AGENDA ITEM 1.13 SHARING AND COMPATIBILITY STUDIES]     Germany   AI1.13   2024-09-28
[ 172 ]  
 
Proposed revisions and new elements for the working document regarding WRC-27 agenda item 1.12     Satelio IoT Services, S.L.   AI1.12   2024-09-27
[ 171 ]  
 
EPFD limits for protection of terrestrial IMT under WRC-27 agenda item 1.13     Telefon AB - LM Ericsson   AI1.13   2024-09-27
[ 170 ]  
 
Elements for working document toward supporting WRC-27 agenda item 1.13     United States   AI1.13   2024-09-27
[ 169 ]  
 
Preliminary draft new Report ITU-R M.[IMT-RNSS] - Protection of radionavigation-satellite service receiving earth stations operating in the frequency bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz from spurious emissions of IMT stations in the frequency bands below 3 GHz     France   Q288/4, Q217-2/4   2024-09-27
[ 168 ]  
 
Working document regarding WRC-27 agenda item 1.12 - Studies on low-data-rate non-GSO mobile-satellite systems in the mobile-satellite service     France   AI1.12   2024-09-27
[ 167 ]  
 
Reply liaison statement to Working Party 5D - Relevant technical information on MSS and MMSS to support studies under WRC-27 agenda item 1.7     France   AI1.7   2024-09-27
[ 166 ]  
 
MSS parameters to be used for sharing studies under WRC-27 agenda item 1.11 in the frequency bands 1 610-1 618.25 MHz and 2 483.5-2 500 MHz and WRC-27 agenda item 1.13 for adjacent band studies     France   AI1.13, AI1.11   2024-09-27
[ 165 ]  
 
Elements for working document towards a preliminary draft new Report for WRC-27 agenda item 1.14     Echostar Operating LLC   AI1.14   2024-09-27
[ 164 ]  
 
Reply liaison statement to Working Party 5D (copy to Working Parties 3K, 3M, 4A, 4C, 5A, 5B, 5C, 7B and 7C for information) - Relevant technical information to support studies under WRC-27 agenda item 1.7     WP 7D   AI1.7   2024-09-30
[ 163 ]  
 
Reply liaison statement to Working Party 5D on WRC-27 agenda item 1.7 (copy to Working Parties 3K, 3M, 4A, 4C, 5A, 5B, 5C, 7C and 7D)     WP 7B   AI1.7   2024-09-30
[ 162 ]  
 
Reply liaison statement to Working Party 5C (copy to Working Parties 4A, 4B, 4C, 5A, 5B, 6A and 7C for information) - Studies under WRC-27 agenda item 1.10     WP 7D   AI1.10   2024-09-30
[ 161 ]  
 
Reply liaison statement to Working Party 7B (copy for information to Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 7A and 7C) - Relevant technical information to support studies under WRC-27 agenda item 1.15     WP 7D   AI1.15   2024-09-30
[ 160 ]  
 
Reply liaison statement to Working Party 5B (copy to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5C,and 7C for information) - Relevant technical information to support studies in preparation of WRC-27 agenda item 1.8     WP 7D   AI1.8   2024-09-27
[ 159 ]  
 
Proposal on the parameters of GSO MSS system for direct connectivity between space stations and IMT user equipment for sharing studies under WRC-27 agenda item 1.13     China   AI1.13   2024-09-27
[ 158 ]  
 
Proposal of technical and operational parameters framework of low-data-rate non-geostationary mobile-satellite systems     China   AI1.12   2024-09-27
[ 157 ]  
 
Study on spectrum requirements of low-data-rate non-geostationary mobile-satellite systems     China   AI1.12   2024-09-27
[ 156 ]  
 
Proposal on the parameters of MSS system for direct connectivity between space stations and IMT user equipment towards WRC-27 agenda item 1.13     China   AI1.13   2024-09-27
[ 155 ]  
 
Proposed draft liaison statement to Working Party 7C on draft revision of Report ITU-R M.2305-0     China     2024-09-27
[ 154 ]  
 
Technical and operational characteristics of the existing mobile-satellite service system for sharing and compatibility studies in preparation for WRC-27     China   AI1.14, AI1.13   2024-09-27
[ 153 ]  
 
Consideration on TDD frequency bands for agenda item 1.13     China   AI1.13   2024-09-27
[ 152 ]  
 
Proposed updates for working document regarding WRC-27 agenda item 1.11 - WRC-27 agenda item 1.11 - Non-geostationary satellites operating space-to-space links in mobile-satellite service (MSS) allocations in the frequency bands 1 518-1 544 MHz, 1 545-1 559 MHz, 1 610-1 645.5 MHz, 1 646.5-1 660 MHz, 1 670-1 675 MHz and 2 483.5-2 500 MHz     China   AI1.11   2024-09-27
[ 151 ]  
 
Agenda item 1.13 - Sharing and compatibility studies     Galaxy Space (Beijing) Communication Technology Co., Ltd   AI1.13   2024-09-27
[ 150 ]  
 
Activities in support of WRC-31 PAI 2.9 - Working document towards a draft new Report ITU-R M.[RNSS-5GHZ] - Potential use of the bands 5 030-5 150 MHz and 5 150-5 250 MHz by the radionavigation-satellite service (space-to-Earth)     European Space Agency (ESA)     2024-09-27
[ 149 ]  
 
Proposed frequency bands to be studied under WRC-27 agenda item 1.13     Saudi Arabia   AI1.13   2024-09-27
[ 148 ]  
 
Draft Liaison statement to Working Party 5D - Protection of receiving earth stations of the radionavigation satellite service operating in the frequency bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz from unwanted emissions of IMT stations in the frequency range below 3 GHz     Russian Federation     2024-09-26
[ 147 ]  
 
Proposals for revision of the preliminary draft new Report ITU-R M.[IMT-RNSS] - Protection of radionavigation-satellite service receiving earth stations operating in the frequency bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz from spurious emissions of IMT stations in the frequency bands below 3 GHz     Russian Federation     2024-09-26
[ 146 ]  
 
Technical and operational characteristics of the regional MSS systems to be used in studies under agenda item 1.13 WRC-27     Russian Federation   AI1.13   2024-09-26
[ 145 ]  
 
Analysis of parameters of MSS networks filed under 4.4 in the frequency bands in accordance with assignments of Recommendation ITU-R M.1036     Russian Federation   AI1.13   2024-09-26
[ 144 ]  
 
Proposal towards the structure of the working document on the sharing and compatibility studies in relation to WRC-27 agenda item 1.13     Russian Federation   AI1.13   2024-09-26
[ 143 ]  
 
Proposed working document towards preliminary draft new Report ITU-R [XYZ] on the description and functionality of MSS systems for direct connectivity between space stations and IMT user equipment     Russian Federation   AI1.13   2024-09-26
[ 142 ]  
 
Proposals for taking into account the characteristics of receivers using L1 range frequencies within the framework of the RDSS, ARNSS and RNSS in studies under WRC-27 Agenda item 1.11     Russian Federation   AI1.11   2024-09-26
[ 141 ]  
 
Reply liaison statement to Working Party 4A (copy to Working Parties 4C, 5A, 5B, 5C, 5D, 7B and 7C for information) - Information to support the studies under WRC-27 agenda item 1.1     WP 7D   AI1.1   2024-09-27
[ 140 ]  
 
Reply liaison statement to Working Party 4C (copy to Working Parties 3L, 3M, 4A, 4B, 5A, 5B, 5C, 5D, 6A, 7B, 7C for information) - Technical information to support the studies for WRC-27 agenda items 1.12 and 1.13     WP 7D   AI1.13, AI1.12   2024-09-27
[ 139 ]  
 
Reply liaison statement to Working Party 4C (copy to Working Parties 4A, 4B, 5A, 5B, 5C, 5D, 7B and 7C for information) - WRC-27 agenda item 1.11     WP 7D   AI1.11   2024-09-27
[ 138 ]  
 
Proposed new study on technical characteristics and operational objectives for emerging RNSS systems     Japan   AI2.9   2024-09-26
[ 137 ]  
 
Proposal for modification of preliminary draft revision to Recommendation ITU-R M.1787 - Description of systems and networks in the radionavigation-satellite service (space-to-Earth and space-to-space) and technical characteristics of transmitting space stations operating in the bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz     Japan   Q288/4, Q217-2/4   2024-09-26
[ 136 ]  
 
Incumbent MSS system characteristics in the 2.5/2.6 GHz frequency bands for sharing and compatibility studies in preparation for WRC-27 agenda item 1.13     Japan   AI1.13   2024-09-26
[ 135 ]  
 
Proposed updating working document toward supporting WRC-27 agenda item 1.13     Japan   AI1.13   2024-09-26
[ 134 ]  
 
Considerations for frequency selection of satellite direct communications taking account of way to conduct sharing and compatibility studies with terrestrial IMT systems on WRC-27 agenda item 1.13     Japan   AI1.13   2024-09-26
[ 133 ]  
 
Proposed roles/responsibilities for technical and regulatory studies concerning WRC-27 agenda item 1.13     Japan   AI1.13   2024-09-26
[ 132 ]  
 
Proposed reply liaison statement to Working Party 5D on work related to WRC-27 agenda item 1.7     Brazil   AI1.7   2024-09-26
[ 131 ]  
 
Working document on sharing and compatibility studies under WRC-27 agenda item 1.13     Brazil   AI1.13   2024-09-26
[ 130 ]  
 
Updates to the working documents for WRC-27 agenda item 1.13     New Zealand   AI1.13   2024-09-27
[ 129 ]  
 
Proposed frequency bands for study under agenda item 1.13 of WRC-27     New Zealand   AI1.13   2024-09-27
Results:378 total items.
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