Geo-spatial Information Science, Volume 25, Issue 1 (2022)

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Geo-spatial Information Science, Volume 25, Issue 1 (2022)

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GNSS Augmentation Era: New Opportunities from Low Earth Orbiters

Research Article

Article
LEO Enhanced Global Navigation Satellite System (LeGNSS): progress, opportunities, and challenges
Haibo Ge, Bofeng Li, Song Jia, Liangwei Nie, Tianhao Wu, Zhe Yang, Jingzhe Shang, Yanning Zheng & Maorong Ge
Pages: 1-13
Published online: 22 Oct 2021
AbstractforLEO Enhanced Global Navigation Satellite System (LeGNSS): progress, opportunities, and challenges | Full Text | References | PDF (5.9 MB) | EPUB
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Article
LEO satellite clock analysis and prediction for positioning applications
Kan Wang & Ahmed El-Mowafy
Pages: 14-33
Published online: 08 Jun 2021
AbstractforLEO satellite clock analysis and prediction for positioning applications | Full Text | References | PDF (9.8 MB) | EPUB
  • 3935 Views
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Article
An optimal design of the broadcast ephemeris for LEO navigation augmentation systems
Xueli Guo, Lei Wang, Wenju Fu, Yingbo Suo, Ruizhi Chen & Hongxing Sun
Pages: 34-46
Published online: 11 Jan 2022
AbstractforAn optimal design of the broadcast ephemeris for LEO navigation augmentation systems | Full Text | References | PDF (1.6 MB) | EPUB
  • 2140 Views
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Article
Signal acquisition of Luojia-1A low earth orbit navigation augmentation system with software defined receiver
Liang Chen, Xiangchen Lu, Nan Shen, Lei Wang, Yuan Zhuang, Ye Su, Deren Li & Ruizhi Chen
Pages: 47-62
Published online: 14 Sep 2021
AbstractforSignal acquisition of Luojia-1A low earth orbit navigation augmentation system with software defined receiver | Full Text | References | PDF (10.3 MB) | EPUB
  • 1937 Views
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Article
Precise orbit determination for LEO satellites: single-receiver ambiguity resolution using GREAT products
Xingxing Li, Yujie Qin, Keke Zhang, Jiaqi Wu, Wei Zhang, Qian Zhang & Hongmin Zhang
Pages: 63-73
Published online: 17 Jan 2022
AbstractforPrecise orbit determination for LEO satellites: single-receiver ambiguity resolution using GREAT products | Full Text | References | PDF (3.9 MB) | EPUB
  • 2745 Views
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Article
Calibration of GRACE on-board accelerometers for thermosphere density derivation
Min Li, Zhuo Lei, Wenwen Li, Kecai Jiang, Youcun Wang & Qile Zhao
Pages: 74-87
Published online: 02 Mar 2022
AbstractforCalibration of GRACE on-board accelerometers for thermosphere density derivation | Full Text | References | PDF (6 MB) | EPUB
  • 1454 Views
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Article
In-flight performance analysis of the navigation augmentation payload on LEO communication satellite: a preliminary study on WT01 mission
Ziqian Wu, Baoguo Yu, Chuanzhen Sheng, Jingkui Zhang, Song Xie & Cailun Wu
Pages: 88-103
Published online: 07 Jan 2022
AbstractforIn-flight performance analysis of the navigation augmentation payload on LEO communication satellite: a preliminary study on WT01 mission | Full Text | References | PDF (17.6 MB) | EPUB
  • 1464 Views
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Article
An analysis of close approaches and probability of collisions between LEO resident space objects and mega constellations
Yan Zhang, Bin Li, Hongkang Liu & Jizhang Sang
Pages: 104-120
Published online: 02 Mar 2022
AbstractforAn analysis of close approaches and probability of collisions between LEO resident space objects and mega constellations | Full Text | References | PDF (11.3 MB) | EPUB
  • 2396 Views
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