Using 5G NR Signal Analyzer
190
Setting Limit
1
Tap
Menu
>
Limit
.
2
Tap to switch the
Test Limits
to
On
or
Off
to enable or disable Pass/Fail indication.
The result table color for Pass is green, and the result table color for Fail is red.
3
Tap
High Limit
to set the upper threshold using the on-screen keyboard.
4
Optional.
Tap the
Save
icon on the side bar and select the save option form the choices available for your measurement mode.
Occupied bandwidth with 5G NR
The Occupied Bandwidth measurement shows both of power across the band and power bandwidth in a user specified percentage
to determine the amount of spectrum used by a modulated signal. Occupied bandwidth is typically calculated as the bandwidth
containing 99% of the transmitted power.
Spectrum emission mask
The Spectrum Emission Mask (SEM) measurement is to identify and determine the power level of out-of band spurious emission
outside the necessary channel bandwidth and modulated signal. It measures the power ratio between in-band and adjacent
channels. The CellAdvisor 5G indicates either Pass or Fail based on the specified limit of the signal.
Setting measure setup
After configuring spectrum measurement in "
Configuring Spectrum Measurements
", you can set the measure setup to continue your
measurement. The measurement settings can be saved and recalled as a file by selecting File Type as Setup and load the file onto
the instrument using the
Save/Load
icons on the side bar.
1
Tap the
Setup
(
)icon on the side bar.
2
Tap
Bandwidth/SSB SCS
and select the Setting in the pop-up window based on your need. SSB is abbreviation for
Synchronization Signal Block or SS Block and it actually refers to Synchronization PBCH block since the synchronization signal
and PBCH channel are packed as a single block that always moves together. SSB should be detected first in 5G NR frame.
The following table shows the setting criteria based on the operating frequency.
Operating Frequency
L
Case
SCS
Slots in a burst period (slot duration)
< 3 GHz (FR1)
4
A
{2,8} +14*n
15 kHz
5 (1 ms)
B
{4,8,16,20} +28*n
30 kHz
10 (0.5 ms)
Summary of Contents for CellAdvisor 5G
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