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GB/T 42039-2022Space data and information transfer systems - Space packet protocol (English PDF)

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

October 12, 2022

Implementation date

October 12, 2022

Scope

GB/T 42039-2022 (Space data and information transfer systems - Space packet protocol) is available as an English-translated PDF.

GB/T 42039-2022 is the Chinese standard "Space data and information transfer systems - Space packet protocol". Its scope clause reads: This document specifies the business, data unit format, protocol process and management parameters of the space packet protocol of the space data and information transmission system and so on.

This document applies to the data link of space data between spacecraft and the ground, between spacecraft and spacecraft, and between spacecraft internal equipment Transmission in a space network composed of roads. Its clauses include terms and definitions; abbreviations.

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Document preview — GB/T 42039-2022

National Standard of the People's Republic of China

ICS: 49.140
Classification: V 75

Issued by: State Administration for Market Regulation, China National Standardization Administration

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 Abbreviations
5 General
5.1 Related Concepts
5.2 Business Overview
5.3 Function
6 Business
6.1 Overview
6.2 Service Data Unit
6.3 Package business
6.4 Byte String Service
7 Data Unit Format
7.1 Conventions for bit numbers
7.2 Space Package
7.3 Packet main header
7.4 Packet data field
8 Protocol Process
8.1 Sender Protocol Flow
8.2 Intermediate system protocol flow
8.3 Receiver Protocol Flow
9 Management parameters
9.1 General
9.2 Protocol configuration parameters
9.3 Routing Parameters
Appendix A (informative) Changes in the structure of this document compared to ISO 22646.200
Appendix B (informative) Technical differences between this document and ISO 22646.2005 and their reasons

1 Scope

This document specifies the business, data unit format, protocol process and management parameters of the space packet protocol of the space data and information transmission system and so on.

This document applies to the data link of space data between spacecraft and the ground, between spacecraft and spacecraft, and between spacecraft internal equipment

Transmission in a space network composed of roads.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document.

GB/T 39355 Spatial Data and Information Transmission System Time Code Format (ISO 11104.2011, MOD)

GB/T 42041 Aerospace Terminology Spatial Data and Information Transmission

3 Terms and Definitions

The terms and definitions defined in GB/T 42041 and the following apply to this document.

3.1 delimited

Data is of known and finite length.

3.2 spacelink

A communication link between a spacecraft and the corresponding ground system or between two spacecraft.

3.3 spacepacket

Variable-length, delimited, byte-aligned packet data structure.

Note. It consists of packet main header and packet data field. is the protocol data unit of the space packet protocol.

3.4 octetstring

A variable-length, delimited, byte-aligned unit of data.

NOTE. The Space Packet Protocol is not concerned with its content and format.

4 Abbreviations

The following abbreviations apply to this document.

GB/T 43223 | GB/T 32453 | GB/T 42038 | GB/T 42040 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 37 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 11104.2011

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