QPSK / constellation readout

Symbol field

20 symbols

QPSK constellation Ideal QPSK symbols and independently perturbed symbols plotted on Real and Imag axes.
Ideal Perturbed

Current bit-pair sequence

40 bits / 20 symbols

    Each real and imaginary coordinate receives an independent bounded displacement: level × (2 × random − 1). This is an illustrative perturbation, not an AWGN channel simulation.