Abstract: Low earth orbit (LEO) satellite constellations are the key enablers to achieve the ubiquitous communication in the 6G era, but the performance is hindered by the Doppler effects and the ...

Abstract: A multi-weighted fractional Fourier transform (MWFRFT)-aided generalized spatial modulation (GSM) scheme is proposed for enhancing physical-layer security (PLS). Exploiting MWFRFT, the ...