Table 2 Total noise level \(\sigma_{\text{TC}}\) for useful combinations under different given error budgets
From: Improved precise positioning with BDS-3 quad-frequency signals
Combination | \(\lambda_{{\left( {i,j,k,h} \right)}}\) (m) | \(\mu_{{\left( {i,j,k,h} \right)}}\) | δι= 10 cm | δι= 20 cm | δι= 100 cm |
|---|---|---|---|---|---|
δτ= 5 cm | δτ= 10 cm | δτ= 15 cm | |||
\(\phi_{{\left( {1, - 1,0,0} \right)}}\) | 20.9323 | − 1.0092 | 0.0374 | 0.0385 | 0.0612 |
\(\phi_{{\left( {0,0,1, - 1} \right)}}\) | 3.2561 | − 1.6631 | 0.0606 | 0.1105 | 0.5136 |
\(\phi_{{\left( {0,1, - 3,2} \right)}}\) | 2.7646 | − 0.5575 | 0.0835 | 0.0958 | 0.2233 |
\(\phi_{{\left( { - 3,4, - 3,2} \right)}}\) | 4.5789 | − 0.2610 | 0.1509 | 0.1524 | 0.1642 |
\(\phi_{{\left( {2,0, - 7,5} \right)}}\) | 1.9537 | 0.0216 | 0.1870 | 0.1922 | 0.2008 |