About ITU
Radiocommunication
Standardization
Development
About ITU-R
Events
Database & e-Services
Publications
Space
Terrestrial
Study Groups
More
ITU | BR总览
Search
About ITU-R
Mission Statement
Sector Organization
Operational Plans
ITU-R Newsroom
Regional Presence
History of ITU Portal
Events
Meetings Calendar
Meeting Sessions
ITU-R Event Registration and Practical Information
Today’s ITU Meetings
Database & e-Services
MARS
GLAD
BR IFIC (Space Services)
BR IFIC (Space Services)
Patents
SNL
SNS
Terminology
Publications
General Publications
Regulatory Publications
Conference Publications
ITU-R Questions
ITU-R Resolutions
ITU-R Recommendations
ITU-R Reports
Handbooks
ITU-R Opinions
Software & Databases
Terminology
Space
News
Space Support
BR IFIC
Preface
Cost Recovery
Space Plans
SNL
SNS
Terrestrial
Broadcasting Services
Fixed and Mobile Services
Publication – Registration
BR IFIC
MARS
GLAD
Monitoring
WISFAT
Study Groups
SG 1 – Spectrum management
SG 3 – Radiowave propagation
SG 4 – Satellite services
SG 5 – Terrestrial services
SG 6 – Broadcasting service
SG 7 – Science services
Coordination Committee for Vocabulary (CCV)
Conference Preparatory Meeting (CPM)
Chairmen and Vice-Chairmen Meeting (CVC)
About ITU
Radiocommunication
Standardization
Development