Rohde & Schwarz SMBV-P101, User Manual, Page: 48 / 131

GNSS Production Configuration and Settings
R&S
®
SMBV-P101
33 User Manual 1176.9787.02 ─ 05
3. Select "Modulation Control".
Figure 4-1: Example: GLONASS modulation control diagram
The dialog shows the signal components of the satellite navigation signal as func-
tional blocks, representing the modulation scheme and the channels used.
Modulation Control
Enables you to turn off data or modulation signal components of the satellite navigation
signals individually.
"Data Source" Signal data component, selected under "Data Source" on page 21.
When disabled, you can evaluate the pure modulation signal.
Remote command:
[:SOURce<hw>]:BB:GNPR:SATellite<st>:MCONtrol:DATA<ch>[:STATe]
on page 76
"Spreading Code"
Modulation signal component. When disabled the pure navigation
data is used.
Remote command:
[:SOURce<hw>]:BB:GNPR:SATellite<st>:MCONtrol:SPReading<ch>[:
STATe]
on page 77
"Meandering" Doubles the default data rate of 50 Hz of GLONASS signals automat-
ically.
If disabled, you can set the value manually in the "Data Source"
block.
Remote command:
[:SOURce<hw>]:BB:GNPR:SATellite<st>:MCONtrol:MEANdering[:STATe]
on page 76
[:SOURce<hw>]:BB:GNPR:SATellite<st>:MCONtrol:DRATe
on page 76
"Time Sequence"
Time signal component of GLONASS signals.
Remote command:
[:SOURce<hw>]:BB:GNPR:SATellite<st>:MCONtrol:TSEQuence[:STATe]
on page 77
Satellite Configuration Settings