Fairness in a Class Barring Power Control Random Access Protocol for Crowded XL-MIMO Systems

• Published in: IEEE systems journal Vol. 16; no. 3; pp. 4574 - 4582
• Main Authors: Nishimura, Otavio Seidi, Filho, Jose Carlos Marinello, Abrao, Taufik, Souza, Richard Demo
• Format: Journal Article
• Language: English
• Published: New York IEEE 01.09.2022; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: 3GPP; Access class barring with power control (ACBPC); Access control; Antenna arrays; Collisions; Connectivity; Delays; extra-large MIMO (XL-MIMO); fairness; grant-based protocols; Massive MIMO; massive multiple-input–multiple-output (MIMO); nonstationarity; Power control; Protocols; Random access; random access (RA) protocol; Receiving antennas; Spatial resolution; Visibility; visibility region (VR)

This article focuses on conceiving a random access (RA) protocol able to provide connections for a vast number of devices subject to intensive collisions in an extralarge massive multiple-input-multiple-output (XL-MIMO) system equipped with a uniform rectangular array (URA). The recently proposed st...