Two-Step Galileo E1 CBOC Tracking Algorithm: When Reliability and Robustness Are Keys!

Table 4

Standard deviation of the DLL outputs for the two-step tracking scheme using six different scenarios.

DLL standard deviation
Scenario	Coarse tracking step	Fine tracking step
Low 𝐶/𝑁0 simple multipath model	0.0585	0.0124
Mobile receiver no multipath	0.0192	0.0035
One multipath ray of 0.5 chips delay	0.0169	0.0045
One multipath ray of 100 m delay	0.0180	0.0037
Land multipath model Urban Canyon	0.0154	0.0033
High 𝐶/𝑁0 no multipath	0.0134	0.0022