Keysight Technologies C Series - Page 367

Keysight N9915-90020 User’s Guide 367
Over–the–Air Measurements (OTA) – LTE FDD Option 370, LTE TDD Option 371, 5G TF
Option 377, 5G NR / 5G NR EVM Conducted Option 378
How to Set Up Over–the–Air (OTA) Mode Settings
— Then CC CC0 (Default is CC0) – Selects the CC number to be
displayed (LTE FDD/LTE TDD choices: CC0-CC4, 5G NR Choices:
CC0-CC7). If only one CC is selected, the FieldFox will not allow you
to disable the scan. See also, the Trace hardkey in step 7.
— Then
Enabled ON (Default is ON) – Enables/disables the CC scan
results. If only one CC is selected, the FieldFox will not allow you to
disable the scan.
— Then
Center – You can enter a center frequency, or for LTE FDD, LTE
TDD, and 5G NR (only) you can use the Channel Table menu to enter
an auto-coupled Center frequency (see LTE FDD, LTE TDD, and 5G
NR Channel Table softkey menus below).
— Then
Offset (Option 578 – 5G NR and 5G NR EVM Only) – You can
enter an synchronization signal block (SSB) offset frequency.
6. Optional (Option 370 – LTE FDD, Option 371 – LTE TDD, and Option 378 –
5G NR /5G NR EVM Only): Press Freq/Dist
> Freq Mode > Chan
This changes the Center frequency value.
Press
Channel Table opens a softkey menu, where you can select define
your carrier, by Band and Channel. The Center frequency value is
auto-coupled to the Band/Channel entered.
Option 370 LTE FDD and Option 371 LTE TDD Only:
— Then
Band > n > Enter
(The
Channel, Band, and the Center values are auto-coupled.)
— Then Favorites List (Option 370 LTE FDD and Option 371 LTE TDD
Only) opens a softkey menu, where you can save your current Band
and Channel setup.
— Then
Setup 1 In the Favorites list softkey menu, the
softkey displays the current Band and Channel displayed
(e.g., Setup 1 3,1200). Select the Favorites List softkey
again to observe the updated Setup 1 softkey.
— Then Back
Option 5G NR /5G NR EVM Only):
— Then Band > n > Enter
(The
Channel, Band, and the Center values are auto-coupled.
frequency
Offset is settable.)
Band and Channel values vary between LTE FDD and LTE TDD.