Research Article
Multi-GNSS Fast Precise Point Positioning with Multi-Frequency Uncombined Model and Cascading Ambiguity Resolution
Table 2
EWL, WL, and NL combinations for GPS, Galileo, BDS-2, and BDS-3.
| | System | Frequency | Wavelength (m) | Tag |
| | GPS | L2-L5 | 5.86 | EWL | | L1-L2 | 0.86 | WL | | L1 | 0.19 | NL |
| | Galileo | E5b-E5a | 9.77 | EWL1 | | E6-E5a | 2.93 | EWL2 | | E1-E5a | 0.75 | WL | | E1 | 0.19 | NL |
| | BDS-2 | B3I-B2I | 4.88 | EWL | | B1I-B3I | 1.02 | WL | | B1I | 0.19 | NL |
| | BDS-3 | B1c-B1I | 20.93 | EWL1 | | B3I-B2a | 3.26 | EWL2 | | B1I-B3I | 1.02 | WL | | B1I | 0.19 | NL |
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