5G waveform EVA channel model Energy industries & utilities FBMC History of engineering & technology LDS-F-OFDM LDS-UFMC Low PAPR FBMC (LP-FBMC) SC-FDMA Technology: general issues V2X access timing offset carrier frequency offset differential detection differential space time modulation frequency sampling methods high-power amplifier (HPA) nonlinearity maximum likelihood detection multi-input-multi-output (MIMO) multicarrier modulation optimization based methods out-of-band (OOB) emission pair-wise detection physical layer security (PLS) prototype filter design secrecy capacity software defined radio (SDR) device space time block coding space time codes uplink indoor channel