Spectra Precision Survey Pro v4.5 Ranger Reference Manual - Manual (Page 112)

Survey Pro Reference Manual
R-104
Settings for Thales (Ashtech) Receivers
// reference Z family documentation available at:
ftp://ftp.thalesnavigation.com/Reference%20Manuals/Z-Xtreme/Z
family.pdf
Canopy
: is where you set a parameter to describe the multi-path
environment. This command is relevant for ROVER mode or RVP.
Choices are:
Open Sky
(default)
Under Canopy
(forest, urban canyon)
Confidence Level
: is where you set the confidence level for
ambiguity fixing. The values here are the statistical confidence level
in percent. The higher the confidence level, the more certainty that
the ambiguities are fixed correctly, but the longer it will take to fix
them. The choices are:
• 99.0%
• 99.9%
Settings for Topcon (Javad) Receivers
// reference GPS Receiver Interface Language (GRIL) documentation
v 2.3 available at
http://www.topcongps.com/support/manuals.html#gril
Co Op Tracking
: is where you set the ‘common loops’ mode of the
receiver. For more information on ‘common loops’ mode, see
http://www.topcongps.com/images/coop_tracking.pdf .
There are two
choices:
• Off
• On
Multi Path Reduction
: is where you set to use C/A code phase
multipath and C/A carrier phase multipath reduction. This feature is
only applicable if your receiver has the “_MRP” option enabled. There
are two choices:
• Off
• On
Confidence Level
: is where you set the statistical criteria to use in
the RTK engine’s fixed ambiguity resolution algorithm. The settings
of ‘Low’, ‘Medium’, and ‘High’ correspond to confidence levels of %95,
%99.5, and %99.9 respectively. There are three choices:
• Low