Viavi CellAdvisor 5G, User Manual

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CellAdvisor 5G User's Guide
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OTA Route Map measurement with LTE/LTE-A TDD Analyzer
Freq/Time/Power Variation
Frequency, time, and power variation shows the frequency and time error trend based on the time elapsed.
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 and select the value from the following choices: 1.4 MHz , 3 MHz , 5MHz , 10 MHz , 15 MHz, or 20 MHz .
3 Optional. Tap Physical Cell ID and select the type Manual or Auto .
▪
Auto lets the instrument detect the Physical Cell ID for the LTE signal automatically.
▪
Manual sets the specific Physical Cell ID for the LTE signal manually in order to speed up the synchronization with a
BTS.
4 Tap
to
switch PCI (Physical Cell ID) to Manual or Auto .
5 Optional. Tap CFI and select the type Manual or Auto .
▪
Auto lets the instrument set the number of OFDM symbols used for transmitting PDCCHs in a subframe.
▪
Manual sets the number of OFDM symbols manually. The set of OFDM symbols that can be used for PDCCH in a
subframe is given by 0 , 2 , 3 or 4 in 1.4 MHz bandwidth and 1 , 2 or 3 in other bandwidths.
6 Optional. Tap PHICH Ng to set the number of PHICH groups (Ng): 1/6 , 1/2 , 1 , 2 , E-1/6 , E-1/2 , E-1 , or E-2 .
7 Tap EVM Detection Mode and select Single or Combine .
▪
Single: Testing on one single antenna connected to your CA5G series with a cable
▪
Combine: Testing on multiple antennas connected to your CA5G series with a 2x1 or 4x1 combiner or an antenna