Research Article
Improved Mitigation Method for the Multipath Delays of BDS-3 Code Observations with the Aid of a Sparse Modeling Algorithm
Table 1
Standard deviations (
) of multipath series at frequencies B1I, B3I, B1C, and B2a for BDS-3 satellite observations.
| | B1I | B3I | B1C | B2a | MEO | IGSO | MEO | IGSO | MEO | IGSO | MEO | IGSO |
| MGEX | Original series | 0.300 | 0.295 | 0.209 | 0.287 | 0.228 | 0.225 | 0.240 | 0.194 | Scheme 1 | 0.286 | 0.281 | 0.199 | 0.273 | 0.216 | 0.214 | 0.228 | 0.185 | Scheme 2 | 0.194 | 0.193 | 0.105 | 0.191 | 0.126 | 0.133 | 0.138 | 0.102 | Scheme 3 | 0.169 | 0.172 | 0.097 | 0.188 | 0.114 | 0.119 | 0.129 | 0.098 |
| iGMAS | Original series | 0.311 | 0.407 | 0.266 | 0.368 | 0.316 | 0.495 | 0.259 | 0.347 | Scheme 1 | 0.296 | 0.388 | 0.254 | 0.350 | 0.301 | 0.472 | 0.247 | 0.331 | Scheme 2 | 0.214 | 0.333 | 0.186 | 0.303 | 0.208 | 0.367 | 0.175 | 0.226 | Scheme 3 | 0.209 | 0.285 | 0.180 | 0.242 | 0.196 | 0.355 | 0.171 | 0.224 |
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