Abstract: In this work, we investigate an active reconfigurable intelligent surface (RIS)-aided non-orthogonal multiple access (NOMA)-enabled space-air-ground integrated network (SAGIN) with cognitive ...
Karen Watters, from Michigan, was 18 years old, newly married and had a young child when she started selling Tupperware in the 1970s. “I couldn’t even get a credit card back then. The bank wouldn’t ...