Keysight Technologies FieldFox A Series User Manual page 307

Over–the–Air Measurements (OTA) – LTE FDD Option 370 and 5GTF Option 377 (CPU2
Only)
How to Set Up Over–the–Air (OTA) Mode Settings
IMPORTANT! When you select a multiple CCs (e.g., CC0, CC1, etcetera)
and record data, you may actually see other cell signals that do not have
sufficient power to be displayed, but are still detectable. When you select
ALL, multiple component carriers are selected, but the results of the
component carrier (CC) with the highest power is displayed. Refer to
Figure 12-7 on page
5. Optional: Press Sweep 3 and modify/select items:
6. Press
7. Optional: Press Meas Setup 4 – Only required if scan does not display
8. Press Trace 6
9. Press System
Keysight N9927-90001 User's Guide
Repeat process as needed for additional Windows, Data, and CC settings.
300.
— Single
— Continuous OFF ON
— Restart
— Strip Points
Trigger Settings
— Freerun (default) or
— External sets a sweep to trigger on an external TTL signal at the
External Trigger connector. External trigger is available only after
initial setting.
— Periodic sets a trigger that repeats at the period rate entered.
Periodic trigger's phase can be altered by the Offset value.
data.
— LTE FDD: Press FreqError Th
seconds until Table populates or set
— Then change back to the desired Frequency Error
Threshold for your measurement.
— 5GTF: Press SyncCorr Th
until the Table populates and
— Then change back to the desired Sync Correlation
Threshold for your measurement.
— And, set up your Windows and component carriers (CCs) as
indicated in "How to Set Up Over–the–Air (OTA) Mode Settings" on
page 294.
— Press GNSS > GNSS Receiver
to ON (default)
and change to 5 kHz – Wait a few
FreqLock Range
and change to 0% – wait a few seconds
> Internal > Esc
to Extended.
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