Modulation Features of the Toolbox

The available methods of modulation depend on whether the input signal is analog or digital. The tables below show the modulation techniques that the Communications Toolbox supports for analog and digital signals, respectively.

Analog Modulation MethodAcronym
Amplitude modulation (suppressed or transmitted carrier)AM
Frequency modulationFM
Phase modulationPM
Single sideband amplitude modulationSSB


Digital Modulation MethodAcronym
Differential phase shift keying modulationDPSK
Frequency shift keying modulationFSK
Minimum shift keying modulationMSK
Offset quadrature phase shift keying modulationOQPSK
Phase shift keying modulationPSK
Pulse amplitude modulationPAM
Quadrature amplitude modulationQAM


© 1994-2005 The MathWorks, Inc.