3GPP Signal Analyzer for Anritsu RF and Microwave Handheld Instruments : TD‑LTE Signal Analyzer : Measurements Menu : Constellation Menu
  
Constellation Menu
Key Sequence: Measurements > Modulation > Constellation
TD‑LTE Constellation Menu
Reference Points: Press this submenu key to display reference points (small white circles) for the various constellations. On is the default state.
Data Legend: Turns the legend box in the top right corner of the constellation graph On and Off. On is the default state.
Back: Press this submenu key to return to the Modulation Menu.
The constellations are color coded as follows:
QPSK is shown in purple
16‑QAM is shown in green
64‑QAM is shown in yellow
Values for the following measurements are shown beneath the graph:
Ref. Signal (RS) Power
EVM (rms)
Freq Error
Carrier Frequency
Sync Signal (SS) Power
EVM (pk)
Freq Error (ppm)
Cell ID