waveform_π4_qpsk

Creation of a π/4 - QPSK waveform.

Namespace: dsp::telecom

Prototype

sptr<WaveForm> waveform_π4_qpsk(const ShapingFilterSpec &filter=nrz())

Description

Alternate between two QPSK constellations rotated by \(\pi/4\).

See also

waveform_qpsk()