** Analog Modulation ** AM (Amplitude Modulation) FM (Frequency Modulation) PM (Phase Modulation) ** Subtypes of AM ** DSB (Double-Sideband Modulation) DSB-WC (Double-Sideband with Carrier) DSB-SC (Double-Sideband Suppressed Carrier) DSB-RC (Double-Sideband Reduced Carrier) SSB (Single-Sideband Modulation) SSB-WC (Single-Sideband with Carrier) SSB-SC (Single-Sideband Suppressed Carrier) VSB (Vestigial Sideband Modulation) QAM (Quadrature Amplitude Modulation) ** Digital Modulation ** ASK (Amplitude Shift Keying) FSK (Frequency Shift Keying) [https://sterva.org/modulations/fsk/fsk.html] PSK (Phase Shift Keying) BPSK (Binary Phase Shift Keying) QPSK (Quadrature Phase Shift Keying) 8-PSK (8-Phase Shift Keying) 16-PSK (16-Phase Shift Keying) DPSK (Differential Phase Shift Keying) DQPSK (Differential Quadrature Phase Shift Keying) OQPSK (Offset Quadrature Phase Shift Keying) π/4–QPSK (π/4-Shifted Quadrature Phase Shift Keying) QAM (Quadrature Amplitude Modulation) 16-QAM 64-QAM 256-QAM CPM (Continuous Phase Modulation) MSK (Minimum Shift Keying) [https://sterva.org/modulations/msk/msk.html] GMSK (Gaussian Minimum Shift Keying) CPFSK (Continuous Phase Frequency Shift Keying) [https://sterva.org/modulations/cpfsk/cpfsk.html] OFDM (Orthogonal Frequency Division Multiplexing) DMT (Discrete Multitone Modulation) Spread Spectrum Techniques DSSS (Direct Sequence Spread Spectrum) FHSS (Frequency Hopping Spread Spectrum) CSS (Chirp Spread Spectrum) ** Wavelet Modulation ** TCM (Trellis Coded Modulation) ** Pulse Modulation ** PAM (Pulse Amplitude Modulation) PCM (Pulse Code Modulation) PPM (Pulse Position Modulation) ** Multiple Access Techniques ** CDMA (Code Division Multiple Access) WCDMA (Wideband Code Division Multiple Access)