Contributions  |
|
Number
|
Title
|
Source
|
AI/Question
|
Date
|
|
[ 199 ]
|
Initial liaison statement to International Maritime Organization on WRC-23 agenda item 1.11 (copy to Working Party 4C)
|
WP 5B
|
AI1.11
|
2021-06-09 |
|
[ 198 ]
|
Liaison statement to Working Party 3L (copy to Working Parties 3M, 4C, and 7B for information) - Additional elements regarding studies under WRC-23 agenda item 1.7
|
WP 5B
|
AI17
|
2021-06-09 |
|
[ 197 ]
|
Liaison statement to Working Party 3M, 4A, 4C, 7B and 7D - WRC-23 agenda item 1.6
|
WP 5B
|
AI1.6
|
2021-06-09 |
|
[ 196 ]
|
Reply liaison statement to Working Party 4C - Elements for studies on WRC-23 agenda item 1.7
|
WP 5B
|
AI1.7
|
2021-06-09 |
|
[ 195 ]
|
Liaison statement to Working Party 7D (copied to Working Party 4C for information) - Elements for studies on WRC-23 agenda item 1.7
|
WP 5B
|
AI1.7
|
2021-06-08 |
|
[ 194 ]
|
Report of activities of the Correspondence Group on adjacent band compatibility studies between MSS in the 1 518-1 525 MHz band and IMT in the 1 492-1 518 MHz band
|
Chairman, WP 4C CG on adjacent band MSS and IMT
|
|
2021-06-07 |
|
[ 193 ]
|
Reply liaison statement to Working Party 4C - WRC-23 agenda item 1.18 - Characteristics of radiodetermination systems operating in the frequency bands 3 300-3 400 MHz
|
WP 5B
|
AI1.18
|
2021-06-03 |
|
[ 192 ]
|
Reply liaison statement to Working Parties 4C and 7D - WRC-23 agenda item 1.11, Resolution 361 (Rev.WRC-19)
|
WP 5B
|
AI1.11
|
2021-06-03 |
|
[ 191 ]
|
Liaison statement on work related to environment energy efficiency and the Circular Economy and new areas of study
|
ITU-T SG 5
|
|
2021-06-02 |
|
[ 190 ]
|
Liaison statement to Working Parties 4C, 5B and 7D - Revision to Recommendation ITU-R SM.1896-1
|
WP 1B
|
|
2021-06-01 |
|
[ 189 ]
|
Liaison statement on work being carried out under study in ITU-T Q3/5
|
ITU-T SG 5
|
|
2021-05-24 |
|
[ 188 ]
|
Reply liaison statement to ITU-R Working Parties 1A and 4C (copy to International Maritime Organization, International Mobile Satellite Organization, International Electrotechnical Commission/TC80 and International Special Committee on Radio Interference) - Interference to maritime systems from light emitting diode (LED) lighting located onboard the same vessel
|
WP 5B
|
|
2021-05-21 |
|
[ 187 ]
|
Liaison statement to relevant parties - Proposed suppression of the Compendium of ITU's work
on Emergency Telecommunications
|
WP 5A
|
|
2021-05-17 |
|
[ 186 ]
|
Reply liaison statement to Working Party 4C - Additional information for studies on WRC-23 agenda item 1.18
|
WP 5A
|
AI1.18
|
2021-05-14 |
|
[ 185 ]
|
Liaison statement to Working Party 4C (copy to Working Party 3M for information) - Information for Studies on WRC-23 agenda item 9.1, topic b) - Applications and typical operational characteristics of the amateur and amateur-satellite services operating in the frequency band 1 240-1 300 MHz
|
WP 5A
|
AI9.1B)
|
2021-05-14 |
|
[ 184 ]
|
Report of activities of the Correspondence Group on WRC-23 agenda item 1.18 to Working Party 4C
|
Chairman, CG on WRC-23 AI1.18
|
AI1.18
|
2021-05-14 |
|
[ 183 ]
|
Reply liaison statement to Working Party 5D (copy to Working Parties 3K, 3M, 4A, 4B, 4C, 5A, 5B, 7B and 7C for information) - WRC-23 agenda item 1.2
|
WP 5C
|
AI1.2
|
2021-05-13 |
|
[ 182 ]
|
Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 4B, 4C, 5A, 5B and 7B for information) - WRC-23 agenda items 1.16 and 1.17 - Characteristics and protection criteria for fixed service systems operating in the frequency bands 17.7-19.7 GHz and 27.5-29.5 GHz
|
WP 5C
|
AI1.17, AI1.16
|
2021-05-13 |
|
[ 181 ]
|
Liaison statement to Working Parties 3J, 3K and 3M (copy for information to Working Parties 1A, 1C, 4A, 4C, 5A, 5B, 5C and 7D) - Propagation information related to studies under Resolution 731 (Rev.WRC-19) and other issues above 71 GHz
|
WP 7C
|
|
2021-05-07 |
|
[ 180 ]
|
Liaison statement to ITU-R Working Party 4C and Working Party 5D - Protection measures for the operation of MSS terminals utilizing the frequency band 1 518-1 559 MHz from IMT operations in the frequency band 1 427-1 518 MHz
|
International Maritime Organization
|
|
2021-05-04 |
|
[ 179 ]
|
Reply liaison statement ot Working Party 4C (copy to Working Party 5A for information) - Information for studies on WRC-23 agenda item 9.1, topic b)
|
WP 3M
|
AI9.1B)
|
2021-04-29 |
|
[ 178 ]
|
Reply liaison statement to Working Party 4C - Status of preliminary draft new Recommendation ITU-R RS.[EESS_SAR-RNSS] and preliminary draft new Report ITU-R RS.[EESS_SAR-RNSS] and Feedback on preliminary draft new Report ITU-R M.[RNSS_Rcv_Char]
|
WP 7C
|
|
2021-04-27 |
|
[ 177 ]
|
Liaison statement to Working Party 5D (copy to Working Parties 3K, 3M, 4A, 4B, 4C, 5A, 5B, 5C and 7B for information) - WRC-23 agenda item 1.2 - Additional information on EESS (passive) in 10.6-10.7 GHz
|
WP 7C
|
AI1.2
|
2021-04-23 |
|
[ 176 ]
|
Liaison statement to Working Parties 4A, 4C, 5A, 5B, 5C, 7D (copy to Working Parties 3J and 3M for information) - WRC-23 agenda item 1.14: system characteristics of primary services to be used for sharing and compatibility studies in the frequency range 231.5-252 GHz
|
WP 7C
|
AI1.14
|
2021-04-23 |
|
[ 175 ]
|
Liaison statement to Working Party 4A (copy to Working Parties 3M, 4C, 5A, 5B, 5C and 7B for information) - WRC-23 agenda item 1.16
|
WP 7C
|
AI1.16
|
2021-04-23 |
|
[ 174 ]
|
Liaison statement to Working Party 4A (copy for information to Working Parties 3M, 4B, 4C, 5A, 5B, 5C and 7B) - WRC-23 agenda item 1.17
|
WP 7C
|
AI1.17
|
2021-04-23 |
|
[ 173 ]
|
Liaison statement to Working Party 4C - Additional Information Regarding Meteorological
Aids Operations in 1 695-1 700 MHz
|
WP 7C
|
|
2021-04-19 |
|
[ 172 ]
|
Liaison statement to Working Parties 4C and 5B - WRC-23 agenda item 1.6 - Consideration of the use of MSS frequency bands near 1.6 GHz to support communications for sub-orbital vehicles - Revision of Recommendation ITU-R M.1316 to correct its obsolete reference to 10% data loss to radio astronomy in Recommendation ITU-R RA.1031
|
WP 7D
|
AI1.6
|
2021-04-19 |
|
[ 171 ]
|
Liaison statement to Working Parties 4C and 5B - WRC-23 agenda item 1.11- Introduction of additional satellite systems into the Global Maritime Distress Safety System (GMDSS)
|
WP 7D
|
AI1.11
|
2021-04-19 |
|
[ 170 ]
|
Liaison statement to Working Party 1B (copy to Working Party 4C) - Draft revision of Recommendation ITU-R SM.1896-1 to include operation of assistive listening devices at 1 656.5-1 660.5 MHz
|
WP 7D
|
|
2021-04-16 |
|
[ 169 ]
|
Reply liaison statement to Working Party 5D (copy to Working Parties 3K, 3M, 4A, 4B, 4C, 5A, 5B, 5C, 7C and 7D for information) - Reply liaison statement to Working Party 5D
concerning WRC-23 agenda item 1.2
|
WP 7B
|
AI1.2
|
2021-04-15 |
|
[ 168 ]
|
Liaison statement to Working Party 4C - Information for studies on WRC-23 agenda item 1.18
|
WP 7B
|
AI1.18
|
2021-04-15 |
|
[ 167 ]
|
Liaison statement from ITU-D Study Group 2 Question 5/2 to ITU-T Study Groups, ITU-R Study Groups, UN and External Organization on the output Report on Q5/2 - ITU-D Study Group 2 Question 5/2: Utilizing telecommunications/ICTs for disaster risk reduction and management
|
ITU-D SG 2
|
|
2021-04-14 |
|
[ 166 ]
|
Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 4B, 4C, 5A, 5B, 5C, and 7C for information) - Reply liaison statement to Working Party 4A concerning WRC-23 agenda item 1.17
|
WP 7B
|
AI1.17
|
2021-04-09 |
|
[ 165 ]
|
Preliminary positions on WRC-23 agenda
|
International Amateur Radio Union
|
AI9.1B), AI9.1A), AI1.2, AI1.18, AI1.14, AI1.12
|
2021-04-07 |
|
[ 164 ]
|
Preliminary position on WRC-23 agenda
|
World Meteorological Organization
|
|
2021-03-17 |
|
[ 163 ]
|
Liaison statement to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5B, 5C, 6A, 7B, 7C and 7D - WRC-23 agenda item 1.4
|
WP 4C
|
AI1.4
|
2021-03-15 |
|
[ 162 ]
+Ann.1-18 |
Report on the meeting of Working Party 4C (15-19 February 2021) (Virtual Meeting)
|
Chairman, WP 4C
|
|
2021-02-19 |
|
[ 161 ]
|
Final List of Participants - Working Party 4C (E-meeting, 15-19 February 2021)
|
Director, BR
|
|
2021-02-19 |
|
[ 160 ]
|
List of documents issued (Documents 4C/109 - 4C/160)
|
BR, Study Groups Department
|
|
2021-02-15 |
|
[ 159 ]
|
Proposals on the working document towards a preliminary draft new Recommendation ITU-R M.[REC.MSS & IMT L-BAND COMPATIBILITY] - Adjacent band compatibility studies of IMT-Advanced systems in the mobile service in the band below 1 518 MHz with respect to systems in the mobile-satellite service in the frequency band above 1 518 MHz
|
Inmarsat Ltd.
|
|
2021-02-08 |
|
[ 158 ]
|
Draft liaison statement to Working Party 5D related to Resolution 212 (Rev.WRC-19)
|
Inmarsat Ltd.
|
|
2021-02-08 |
|
[ 157 ]
|
Consideration of the use of MSS frequency bands at 1.5/1.6 GHz to support communications for sub-orbital vehicles
|
Inmarsat Ltd.
|
Q259/5
|
2021-02-08 |
|
[ 156 ]
|
Draft contribution to Working Party 4C: Agenda item 1.11, Resolution 361 (WRC-19) - Report Elements for the Introduction of Additional Satellite Systems into the GMDSS
|
United States of America
|
AI1.11
|
2021-02-08 |
|
[ 155 ]
|
Draft liaison statement to Working Party 5B
|
United States of America
|
|
2021-02-08 |
|
[ 154 ]
(Rev.1) |
Proposed draft liaison statement to Working Party 7C on EESS RNSS matter
|
United States of America
|
Q288/4, Q217/4
|
2021-02-08 |
|
[ 153 ]
|
Proposed updates to working document toward preliminary draft revision of Recommendation ITU-R M.1902-1 - Characteristics and protection criteria for receiving earth stations
in the radionavigation-satellite service (space-to-Earth) operating in the band 1 215-1 300 MHz
|
United States of America
|
Q288/4, Q217/4
|
2021-02-08 |
|
[ 152 ]
(Rev.1) |
Proposed updates to preliminary draft new Report ITU-R M.[RNSS_Rcv_Char} - Use of RNSS receiver characteristics in assessment of interference from pulsed sources in the 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz frequency bands
|
United States of America
|
Q288/4, Q217/4
|
2021-02-08 |
|
[ 151 ]
|
Proposed updates to preliminary draft revision of Report ITU-R M.2220-0 - Calculation method to determine aggregate interference parameters of pulsed RF systems operating in and near the bands 1 164-1 215 MHz and 1 215-1 300 MHz that may impact radionavigation-satellite service airborne and ground based receivers operating in those frequency bands
|
United States of America
|
Q288/4, Q217/4
|
2021-02-08 |
|
[ 150 ]
|
Working document towards a preliminary draft new Report ITU-R M.[NB-MSS] - Studies relating to spectrum needs and potential new allocations to the mobile-satellite service in the frequency bands 1 695-1 710 MHz, 2 010-2 025 MHz, 3 300-3 315 MHz and 3 385-3 400 MHz for future development of narrowband mobile-satellite systems
|
United States of America
|
AI1.18
|
2021-02-08 |
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