![Need for I-Q modulator and demodulator](https://dsplog.com/db-install/wp-content/uploads/2008/04/passband_transmit.png)
Need for I-Q modulator and demodulator
Post describes about the need for I-Q modulation by comparing the spectral efficiency of passband PAM and passband QAM.
Post describes about the need for I-Q modulation by comparing the spectral efficiency of passband PAM and passband QAM.