Article(id=1259534378561093678, tenantId=1146029695717560320, journalId=1146031591421210625, issueId=1259534365424476487, articleNumber=null, orderNo=null, doi=10.3981/j.issn.1000-7857.2025.06.00020, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1748966400000, receivedDateStr=2025-06-04, revisedDate=1758729600000, revisedDateStr=2025-09-25, acceptedDate=null, acceptedDateStr=null, onlineDate=1778225996866, onlineDateStr=2026-05-08, pubDate=1777305600000, pubDateStr=2026-04-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1778225996866, onlineIssueDateStr=2026-05-08, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1778225996865, creator=13701087609, updateTime=1778225996865, updator=13701087609, issue=Issue{id=1259534365424476487, tenantId=1146029695717560320, journalId=1146031591421210625, year='2026', volume='44', issue='8', pageStart='1', pageEnd='132', issueExtLink='null', onlineDate='null', pubDate='1777305600000', pubDateStr='2026-04-28', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1778225993734, creator='13701087609', updateTime=1779872078796, updator='15210826404', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1266438546735915246, tenantId=1146029695717560320, journalId=1146031591421210625, issueId=1259534365424476487, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1266438546735915247, tenantId=1146029695717560320, journalId=1146031591421210625, issueId=1259534365424476487, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=115, endPage=123, ext={EN=ArticleExt(id=1259534379542560825, articleId=1259534378561093678, tenantId=1146029695717560320, journalId=1146031591421210625, language=EN, title=A "Four−in−One" strategic framework for advancing the industrialization of China's GNSS−R, columnId=1150494643415773491, journalTitle=Science & Technology Review, columnName=Policy Forum, runingTitle=null, highlight=null, articleAbstract=
Global Navigation Satellite System Reflectometry (GNSS−R) technology provides high−frequency sampling and good spatial resolution through its all−weather, all−day, and global coverage characteristics, which substantially improves the spatiotemporal monitoring of Earth's surface. This paper provides a detailed analysis of the current status of GNSS−R technology in China. It addresses existing challenges such as inconsistent spatial planning standards, fragmented remote sensing data governance, and insufficient policy support for industrial applications. Based on the EU Copernicus program's data−sharing framework and the U.S. commercial space sector's development experience, the study proposes a "four−in−one" governance strategy for advancing China's GNSS−R technology. The proposed framework includes building a national GNSS−R data platform, leading the formulation of international GNSS−R standards, fostering an integrated space−ground application ecosystem, and promoting the commercialization of GNSS−R. This strategy aims to provide a systematic path for the development of China's GNSS−R technology. These stragetic suggesting not only support China's transition from a GNSS−R technology leader to a rule−maker but also provide valuable reference for enhancing China's role and discourse power in the global space governance system and application domains.
, authors=null, authorsList=Shuanggen JIN, Yan JIA, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=
All rights reserved. Unauthorized reproduction is prohibited., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1259534380469502015, articleId=1259534378561093678, tenantId=1146029695717560320, journalId=1146031591421210625, language=CN, title=以“四位一体”策略驱动中国全球导航卫星系统反射测量产业化升级, columnId=1150494643549991220, journalTitle=科技导报, columnName=政策建议, runingTitle=null, highlight=null, articleAbstract=
全球导航卫星系统反射测量(global navigation satellite system reflectometry,GNSS−R)技术凭借其全天候、全天时及广域覆盖的优势,实现了高频采样与较高空间分辨率探测,显著提升了对全球地表环境的时空监测能力。详细分析了GNSS−R反射测量技术的国内外发展现状,指出了中国现阶段存在的主要问题,包括空间规划标准不统一、遥感数据管理机制碎片化以及产业应用政策支持不足等。借鉴欧盟Copernicus数据共享机制和美国商业航天发展经验,提出了一套面向中国GNSS−R技术发展的“四位一体”对策建议。该方案涵盖建设国家GNSS−R数据中台、主导GNSS−R国际标准制定、培育星地协同应用生态、推动GNSS−R商业化,旨在为中国GNSS−R技术发展提供系统性解决路径。该对策建议不仅有助于推动中国从GNSS−R技术领先者向规则制定者转型,也为提升中国在全球空间治理体系及相关应用领域的话语权提供了重要参考。
, authors=
, authorsList=金双根, 贾燕, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=
版权所有,未经授权,不得转载。, copyrightOwner=《科技导报》编辑部, extLink=null, articleAbsUrl=null, sourceXml=K0ZYdHpI8V303kHyHYoK5Q==, magXml=ysEip/+gilNZwAZYUQt5wQ==, pdfUrl=null, pdf=QlpEqRbuCy4gAPIMVCeUkA==, pdfFileSize=753364, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=Jqo9Yv36rVPOIwH+MT5sBg==, mapNumber=null, fund=null)}, authors=[Author(id=1259534383451652180, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1259534378561093678, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=sgjin@hpu.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1259534384101769305, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1259534378561093678, authorId=1259534383451652180, language=EN, stringName=Shuanggen JIN, firstName=Shuanggen, middleName=null, lastName=JIN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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48(11): 1784-1799., articleTitle=全球导航卫星系统反射测量土壤水分遥感: 现状与机遇, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1259534382252081219, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1259534378561093678, xref=1, ext=[AuthorCompanyExt(id=1259534382294024261, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1259534378561093678, companyId=1259534382252081219, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2南京邮电大学物联网学院,南京 210023)])], figs=[ArticleFig(id=1259534392188387499, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1259534378561093678, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 卫星型号 | 发射年份 | 关键技术指标 | 业务化应用场景 |
|---|
| 风云三号E星 | 2021 | 风速精度1.5 m/s | 台风监测、极地科考 |
| 风云三号G星 | 2023 | 土壤湿度分辨率3 km | 农业干旱预警 |
| 天目一号 | 2023 | 时间分辨率<24 h | 大气海洋遥感 |
| 鸿雁星座 | 2022(组网) | 全球重访周期<1 h | 航运安全、气候模型同化 |
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中国GNSS−R反射测量卫星性能演进
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| 卫星型号 | 发射年份 | 关键技术指标 | 业务化应用场景 |
|---|
| 风云三号E星 | 2021 | 风速精度1.5 m/s | 台风监测、极地科考 |
| 风云三号G星 | 2023 | 土壤湿度分辨率3 km | 农业干旱预警 |
| 天目一号 | 2023 | 时间分辨率<24 h | 大气海洋遥感 |
| 鸿雁星座 | 2022(组网) | 全球重访周期<1 h | 航运安全、气候模型同化 |
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| 障碍类型 | 典型案例 | 影响程度(1~5级) |
|---|
| 知识产权壁垒 | Copernicus数据延迟 | 4.2 |
| 商业垄断 | Spire Global数据定价策略 | 4.8 |
| 政策限制 | 美国国际武器贸易条例出口管制 | 3.7 |
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全球主要GNSS−R数据共享障碍分析
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| 障碍类型 | 典型案例 | 影响程度(1~5级) |
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| 知识产权壁垒 | Copernicus数据延迟 | 4.2 |
| 商业垄断 | Spire Global数据定价策略 | 4.8 |
| 政策限制 | 美国国际武器贸易条例出口管制 | 3.7 |
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| 主要参与机构 | 主要职责 | 协调难点 |
|---|
| 航天科技集团 | 卫星研制 | 资金审批流程复杂 |
| 气象局 | 数据生产 | 数据标准不统一 |
| 自然资源部 | 行业应用 | 跨部门协作效率低 |
| 工业和信息化部 | 接收机产业管理 | 技术标准滞后 |
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GNSS−R关键机构职责与协作难点
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| 主要参与机构 | 主要职责 | 协调难点 |
|---|
| 航天科技集团 | 卫星研制 | 资金审批流程复杂 |
| 气象局 | 数据生产 | 数据标准不统一 |
| 自然资源部 | 行业应用 | 跨部门协作效率低 |
| 工业和信息化部 | 接收机产业管理 | 技术标准滞后 |
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