Multi-Class Unsourced Random Access via Coded Demixing
Multi-Class Unsourced Random Access via Coded Demixing
Unsourced random access (URA) is a recently proposed communication paradigm attuned to machine-driven data transfers. In the original URA formulation, all the active devices share the same number of bits per packet. The scenario where several classes of devices transmit concurrently has so far received little attention. An initial solution …