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1695
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.129V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Service aspects; Handover requirements between UTRAN and GERAN or other radio systems(Release 19)
2026-02-02
1694
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.135V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Multicall; Service description; Stage 1(Release 19)
2026-02-02
1693
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.140V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Multimedia Messaging Service (MMS); Stage 1(Release 19)
2026-02-02
1692
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.141V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Presence service; Stage 1(Release 19)
2026-02-02
1691
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.142V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Value Added Services (VAS) for Short Message Service (SMS) requirements(Release 19)
2026-02-02
1690
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.146V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Multimedia Broadcast/Multicast Service (MBMS); Stage 1(Release 19)
2026-02-02
1689
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.173V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;IP Multimedia Core Network Subsystem (IMS) Multimedia Telephony Service and supplementary services; Stage 1(Release 19)
2026-02-02
1688
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.173V20.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;IP Multimedia Core Network Subsystem (IMS) Multimedia Telephony Service and supplementary services; Stage 1(Release 20)
2026-02-02
1687
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.174V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Push Service; Service aspects; Stage 1(Release 19)
2026-02-02
1686
Á¤º¸Åë½Å´ÜüǥÁØ(TTAS)
TTAT.3G-22.182V19.0.0
3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Customized Alerting Tones (CAT) requirements; Stage 1(Release 19)
2026-02-02
3361
I
3362
I
3363
I
3364
I
3365
I
3366
I
3367
I
3368
I
3369
I
3370