Quadrature Modulation (QM)

LabView Modulation Toolkit

Quadrature Modulation (QM)

Quadrature modulation (QM) refers to any modulation scheme that uses two carrier waves out of phase by 90° that are modulated by separate information signals.

The QM formats available in this toolkit are phase-shift-keying (PSK), quadrature-amplitude modulation (QAM), and minimum-shift keying (MSK).