JDS Uniphase CellAdvisor JD780A Series, Руководство пользователя

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JD780A Series Analyzers
Using LTE
– TDD Signal Analyzer
321
–
To collect data/plot points automatically as you move around in a vehicle or outside, press
the
GPS soft key and then toggle the Screen Mode soft key between Map and Full .
NOTE
With the Map setting, you can view only the collected points that can be seen within the
boundary of the loaded map. If a point is off the map, the instrument displays an arrow to
indicate the direction of the current location on the map and the distance from the center
to the location at the top of the screen.
With the
Full setting, you can view all the collected points of the route without the loaded
map.
–
To collect data/plot points manually without a GPS antenna in an indoor environment, press
the
Position soft key.
6.
Press the Plot Item soft key, and then select the measurement option: RSRP , RSRQ , RS-SINR ,
S-SS RSSI , P-SS Power , S-SS Power , or S-SS Ec/Io .
NOTE
The instrument collects the strongest Cell ID
’s data to plot points.
7.
Press the Bandwidth soft key to set the nominal channel bandwidth to be measured, and then
select the bandwidth option: 1.4 MHz , 3 MHz , 5 MHz , 10 MHz , 15 MHz , or 20 MHz .
8.
Toggle the Plot soft key and select Start to start plotting.
9.
Touch directly on the screen or press the ENTER hard key to collect data and plot points on the
loaded map for the Position setting.
NOTE
For the Position setting, you can change the direction of the route with the arrow keys
and the distance with the rotary knob.
10.
Toggle the Plot soft key and select Stop to stop plotting.
11.
Press the SAVE/LOAD hot key to save the result.
See
“Using save” on page 31 for more information.
NOTE
The instrument does not automatically save the collected data. It is recommended that
you save the result. Otherwise, you will lose all the collected data.
Setting limit for route map
You can set the thresholds for each test item.
Procedure
1.
Press the LIMIT hot key.
2.
Select the plot items and set the limits as needed:
To set the limit for Select Set
RSRP RSRP Excellent, Very Good, Good, Fair, Poor (dBm)
RSRQ RSRQ Good, Fair, Poor (dB)
RS-SINR RS-SINR Good, Fair, Poor (dB)
S-SS RSSI S-SS RSSI Excellent, Very Good, Good, Fair, Poor (dBm)
P-SS Power P-SS Power Excellent, Very Good, Good, Fair, Poor (dBm)
S-SS Power S-SS Power Excellent, Very Good, Good, Fair, Poor (dBm)