ITU-R BT.1368-7
Planning criteria for digital terrestrial television services in the VHF/UHF bands
现行
发布日期 :
2001-12-01
实施日期 :
ITU-T D.36
General accounting principles applicable to message handling services and associated applications
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发布日期 :
2020-03-01
实施日期 :
ITU-T E.300 Series Supplement 1
List of possible supplementary telephone services which may be offered to subscribers
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发布日期 :
2025-11-01
实施日期 :
ITU-T F.733
Service description and requirements for multimedia conference services over IP networks
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发布日期 :
2013-09-01
实施日期 :
ITU-T G.177
Transmission planning for voiceband services over hybrid Internet/PSTN connections
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发布日期 :
2030-09-01
实施日期 :
ITU-T H.450.5
Call park and call pickup supplementary services for H.323
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发布日期 :
2027-05-01
实施日期 :
ITU-T I.251.5
Number identification supplementary services : Connected Line Identification Presentation (COLP)
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发布日期 :
2021-02-01
实施日期 :
ITU-T I.251.6
Number identification supplementary services : Connected Line Identification Restriction (COLR)
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发布日期 :
2021-02-01
实施日期 :
ITU-T I.251.8
Number identification supplementary services : Sub-addressing supplementary service
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发布日期 :
2004-08-01
实施日期 :
ITU-T I.253.1
Call completion supplementary services: Call waiting (CW) supplementary service
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发布日期 :
2002-07-01
实施日期 :
ITU-T J.200
Worldwide common core - Application environment for digital interactive television services
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发布日期 :
2009-03-01
实施日期 :
ITU-T L.62
Practical aspects of unbundling services by multiple operators in copper access networks
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发布日期 :
2006-09-01
实施日期 :
ITU-T Q.82.3
Stage 2 description for call offering supplementary services : Call deflection
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发布日期 :
2012-03-01
实施日期 :
ITU-T Q.82.4
Stage 2 description for call offering supplementary services : Line hunting
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发布日期 :
2025-11-01
实施日期 :