RIGOL DG5000 Series - Manual (Page 110)

RIGOL Chapter 5 IQ Modulation Output
User’s Guide for DG5000 5-12
7. QPSK (Quadrature Phase Shift Keying)
8. OQPSK (Offset Quadra Phase Shift Keying)
9. 8PSK (
8-Phase Shift Keying)