Abbreviations | Description |
AF | Amplify-and-forward |
AFDM | Affine Frequency Division Multiplexing |
AWGN | Additive White Gaussian Noise |
BER | bit error rate |
BPSK | Binary phase-shift keying |
CP-OFDM | Cyclic Prefix, Orthogonal Frequency Division Multiplexing |
DFT-S-OFDM | discrete Fourier transform spread orthogonal frequency division multiplexing |
DFT-DSSS | discrete Fourier transform-direct sequence spread spectrum |
ML | Machine learning |
CE-OFDM-CDMA | onstant Envelope OFDM--CDMA |
M2M | Machine to machine |
CFO | carrier frequency offset |
GFDM | generalized frequency division multiplexing |
IOT | Internet of things |
W-OFDM | Wide-Band Orthogonal Frequency Multiplexing (W-OFDM) |
IM | index modulation |
mMTC | Massive-machine-type connectivity |
UFMC | universal filtered multi-carrier |
OFDM | Zero-forcing |
OTFS | orthogonal time frequency space |