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[2025-2028] : [SG11] : [Q1/11]

[Declared patent(s)]  - [Associated work]

Work item: QSTR.FMSC-MON-SA
Subject/title: Signalling architecture of land-based network supporting multi-orbit networking in FMSC
Status: Under study 
Approval process: Agreement
Type of work item: Technical report
Version: New
Equivalent number: -
Timing: 2027-12 (Medium priority)
Liaison: ITU-T SG13, ITU-R WP 4B, ITU-R WP 5D
Supporting members: China Mobile, China Telecom, Beijing University of Posts and Telecommunications
Summary: Fixed, mobile and satellite convergence (FMSC) networks are expected to support multi-orbit networking involving satellite systems deployed at different orbital altitudes, such as GEO, MEO and LEO. This draft Technical Report describes the signalling architecture of the land-based network supporting multi-orbit networking in FMSC for IMT-2020 networks and beyond. It covers requirements considerations, signalling architecture considerations, interface considerations and signalling procedures for the land-based core network and associated interworking functions, in order to support coordinated operation and service continuity across different orbit-based access networks.
Comment: -
Reference(s):
  Historic references:
Contact(s):
Huan DENG, Editor
Bo HU, Editor
Lingfei NI, Editor
Hanbai WANG, Editor
Jianyin ZHANG, Editor
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First registration in the WP: 2026-03-18 18:04:48
Last update: 2026-08-19 18:09:10