YD/T 6657-2026General service requirements of integrated satellite-ground network based on BeiDou short message (English PDF)

YD/T 6657-2026 is the English-translated version of 北斗短报文星地融合通信业务总体要求.

YD/T 6657-2026 describes the scenarios and requirements of an integrated satellite-ground communication service based on BeiDou short messages. It addresses both the BeiDou short message service and the BeiDou satellite messaging service, and covers the network architecture, service requirements, security requirements and support management requirements. The document applies to the design and development of integrated satellite-ground communication service systems based on BeiDou short messages.

The standard is used by system designers and developers, service providers, network operators and equipment makers who build or integrate BeiDou messaging services. It is a voluntary standard, as shown by the /T in its code. It was issued by the Ministry of Industry and Information Technology on 11 March 2026 and takes effect on 1 June 2026. It is a new standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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