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  Home : ITU-R : R23-WP5B : Contributions  Recently posted -  Search Meeting Documents
   
ITU-R R23-WP5B  C 

ITU-R R23-WP5B

Maritime mobile service including Global Maritime Distress and Safety System (GMDSS); aeronautical mobile service and radiodetermination service
Results:19 total items.
Contributions  [ Source: China ]   Documents / Contributions
 
Number 
Title Source Date
[ 262 ]  
  		[WORKING DOCUMENT TOWARDS A] Preliminary draft revision of Recommendation ITU-R M.2058-1 - Characteristics of a digital system, referred to as navigational data for broadcasting maritime safety and security related information from shore-to-ship in the maritime HF frequency band     China , France   2025-04-15
[ 261 ]  
  		[WORKING DOCUMENT TOWARDS A] Preliminary draft revision of Recommendation ITU-R M.2010-2 - Characteristics of a digital system, referred to as navigational data for broadcasting maritime safety and security related information from shore-to-ship in the 500 kHz band     China , France   2025-04-15
[ 243 ]  
  		Proposed update to working document towards a preliminary draft new Report ITU-R M.[PULSED INTERFERENCES] - Studies on the radar protection criteria for the pulsed interferences     China   2025-04-14
[ 242 ]  
  		Proposed revision to Recommendation ITU-R M.2135-1 - Technical and operational characteristics of autonomous maritime radio devices operating in the frequency band 156-162.05 MHz     China   2025-04-14
[ 241 ]  
  		Proposed revision on preliminary draft revision of Recommendation ITU-R M.1371-5 - Technical characteristics for an automatic identification system using time division multiple access in the VHF maritime mobile frequency band     China   2025-04-14
[ 240 ]  
  		Proposal on modification of working document towards a preliminary draft revision of Recommendation ITU-R M.585-9 - Assignment and use of identities in the maritime mobile service     China   2025-04-14
[ 239 ]  
  		Proposal for the revision of Report ITU-R M.2231-1 - Use of Appendix 18 to the Radio Regulations for the maritime mobile service     China   2025-04-14
[ 238 ]  
  		Proposal for revision of Recommendation ITU-R M.489-2 - Technical characteristics of VHF radiotelephone equipment operating in the maritime mobile service in channels spaced by 25 kHz     China   2025-04-14
[ 157 ]  
  		Preliminary draft new ITU-R Report - Compatibility study between radiodetermination service and Earth exploration-satellite service (active)     China   2024-11-04
[ 156 ]  
  		ASM-TER R-Mode and its possible impact on the VHF data exchange system     China   2024-11-04
[ 155 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R M.2092-1 - Technical characteristics for a VHF data exchange system in the VHF maritime mobile band     United States , China   2024-11-04
[ 154 ]  
  		Proposed revision to Recommendation ITU-R M.2092-1 - Technical characteristics for a VHF data exchange system in the VHF     China   2024-11-04
[ 153 ]  
  		Comments on preliminary draft revision of Recommendation ITU-R M.1371-5 - Technical characteristics for an automatic identification system using time division multiple access in the VHF maritime mobile frequency band     China   2024-11-04
[ 152 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R M.2092-1 - Technical characteristics for a VHF data exchange system in the VHF maritime mobile band     United States , China , Denmark , Germany , International Association of Marine Aids to Navigation and Lighthouse Authorities , Korea (Rep. of) , Poland   2024-11-01
[ 57 ]  
  		Proposals for revision of Recommendation ITU-R M.585-9 - Assignment and use of identities in the maritime mobile service     China   2024-04-30
[ 56 ]  
  		Proposals for preliminary draft revision of Recommendation ITU-R M.1371-5 - Technical characteristics for an automatic identification system using time division multiple access in the VHF maritime mobile frequency band     China   2024-04-30
[ 55 ]  
  		Proposal for the suppression of Recommendation ITU-R M.693-1 - Technical characteristics of VHF emergency position-indicating radio beacons using digital selective calling     China   2024-04-30
[ 54 ]  
  		Working document towards a preliminary draft new Report ITU-R M.[PULSED INTERFERENCES] - Studies on the radar protection criteria for the pulsed interferences     China   2024-04-30
[ 35 ]  
  		Preliminary draft revision of Recommendation ITU-R M.1371-5 - Technical characteristics for an automatic identification system using time division multiple access in the VHF maritime mobile frequency band     United States , China   2024-04-26
Results:19 total items.
 
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