3 WLAN Mode
3.9 Spectral Flatness Measurement
Preset GAUSsian
State Saved Saved in instrument state.
3.9.5 Display
The Display key opens the Display Menu, which lets you configure display items for
the current Mode, Measurement, View or Window.
3.9.5.1 Meas Display
The Meas Display tab contains controls for setting up the display for the current
Measurement, View or Window.
Limit Lines
Turns the limit lines On or Off.
Remote Command
:DISPlay:FLATness:RAMP[:STATe] OFF | ON | 0 | 1
:DISPlay:FLATness:RAMP[:STATe]?
Example
:DISP:FLAT:RAMP ON
:DISP:FLAT:RAMP?
Preset ON
State Saved Saved in instrument state.
3.9.5.2 Views
The Spectral Flatness measurement has only 1 view as follows.
Whenever the View changes, the default menu is Frequency.
View Window
Normal Trace
Metrics
1. Trace: it’s a Graphic window. There are 3 traces in this graph, Upper Limit, Lower
Limit and Flatness trace. Limit Traces will not include the unused subcarriers, like #0
subcarrier in 802.11a. Flatness Trace will be combined by several blue points which
indicates the position of subcarriers. If all the blue points fall between the limit lines,
measurement will pass.
1465 WLAN Mode User's &Programmer's Reference
To Next Page