GB/T 34518-2017 in English
VALIDRequirements of data transmission and exchange interface for land observation satellite ground system
- Issued on:2017-11-01
- Implemented on:2018-05-01
- File Format:PDF
- Delivery:Within 1 day
$86.00
| Standard No: | GB/T 34518-2017 |
| Document status: | VALID |
| Title in English: | Requirements of data transmission and exchange interface for land observation satellite ground system |
| Title in Chinese: | 陆地观测卫星地面系统数据传输与交换接口要求 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Within 1 day |
| Issued on: | 2017-11-01 |
| Implemented on: | 2018-05-01 |
| ICS Classification: | 49.020-Aircraft and space vehicles in general |
| Professional Classification: | GB-National Standard |
| Related Topics: | data transmission
observation satellite observation satellite earth observation satellite Astronomers GBT34518 GB/T 34518-2017 satellite ground system How to connect the system to the floor scale instrument interface Satellite Platform Data Standard Fog ground observation |
《GB/T 34518-2017陆地观测卫星地面系统数据传输与交换接口要求》由TC425(全国宇航技术及其应用标准化技术委员会)归口,主管部门为国家标准化管理委员会。
Introduction
GB/T 34518—2017 Standard Overview
GB/T 34518—2017 National Standard of the People's Republic of China "Requirements for Data Transmission and Exchange Interfaces of Land Observation Satellite Ground Systems" is a key standard for regulating data transmission and exchange between subsystems in land observation satellite ground systems. This standard is under the jurisdiction of the National Technical Committee for Standardization of Aerospace Technology and Its Applications and drafted by the China Resources Satellite Application Center.
Background of Standard Formulation
With the rapid development of my country's aerospace industry, land observation satellites are increasingly used in remote sensing, mapping, meteorology and other fields. In order to ensure the security, reliability and efficiency of data transmission and exchange of satellite ground systems, this standard came into being. It fills the gap in the domestic standardization system in this field and provides an important basis for the subsequent development of related technologies.
Technical Evolution Analysis
The technical framework of this standard has undergone multiple iterations and optimizations, gradually expanding from the initial single-system data transmission to data exchange between multiple systems. In recent years, with the introduction of new technologies such as big data and cloud computing, standards have also correspondingly increased support for high-throughput data processing.
Interpretation of core content
| Transmission direction | Data type | Format requirements | Conventional transmission method | Emergency backup method |
|---|---|---|---|---|
| Ground processing system to ground receiving system | Receiving plan file | XML file | Optical fiber private network | Fax or email |
| Orbital parameter file | Text file | Optical fiber private network | Fax or email | |
| Ground receiving system to ground processing system | Satellite raw data | Binary data file | Fiber optic private network | Mobile media |
| Satellite data reception report | Text file | Fiber optic private network | Fax |
Explanation of professional terms and practical application cases
Ground processing system: A system responsible for satellite operation management, unified data processing, archiving and distribution. For example, in remote sensing image processing, the ground processing system receives and analyzes data sent back by satellites to generate geographic information products for users.
Metadata: Data about data, including coverage, quality, spatial reference system and other information. In practical applications, metadata files help users quickly understand the basic information and applicability of data.

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