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| GPS | Glonass | BDS | Galileo | ||||
| BDS: das chinesische GNSS | ||
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| BDS Homepage u.a. mit alten und neuen ICD's sowie anderen nützlichen offiziellen Dokumenten | BDS akuteller Status | |
| Mingquan Lu (Tsinghua University): Overview of the BDS III Signals, November 2018, 13th Stanford PNT Symposium Sehr ausführliche Darstellung aller Aspekte des BDS!! | ||
| SPACEFLIGHT NOW (2018): Expansion of China’s Beidou satellite fleet continues with successful launch | ||
| Unavco (US non-profit university-governed consortium): Compass / Beidou Neuigkeiten | ||
| EU-China Cooperation and the Role of the US. (Seite 16 des Dokuments) | ||
| Grelier T. et al. (2007): Compass Signal Structure and First Measurements | ||