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- 【Organization】ITU
- 【Document #】ITU-R REPORT M.1023-1
Frequency sharing between the land mobile service and the broadcasting service (television) below 1 GHz
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R REPORT BS.946-1
Frequency-planning constraints on FM sound broadcasting in band 8 (VHF)
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R REPORT BT.1217
Future development of HDTV
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R REPORT M.1153
Future public land mobile telecommunication systems
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R REPORT BT.1079-1
General characteristics of a conditional-access broadcasting system
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R REPORT M.927-2
GENERAL CONSIDERATIONS RELATIVE TO HARMFUL INTERFERENCE FROM THE VIEWPOINT OF THE AERONAUTICAL MOBILE SERVICES AND THE AERONAUTICAL RADIONAVIGATION SERVICE
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R REPORT BO.1228
High quality sound/data standards for the broadcasting satellite service in the 12 GHz band
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R REPORT M.1157
Integration of public mobile radiocommunication systems
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R QUESTION 62-2/5
Interference to the aeronautical mobile and aeronautical radionavigation services
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-R REPORT BT.1080-1
International exchange of television programmes with data-encoded captions (sub-titles)
- 【Date】1990/1/1
- 【Language】English
- 【Status】Active