… medium access control (MAC) layer techniques that enable … and MAC techniques for their
ability to improve the reliability … While grant-free NOMA has great potential, MUD in grantfree …

… access control (MAC) layers is of negligible size compared to … on asynchronous direct-sequence
spread spectrum (DS-SS) … In this section, we propose a new nonlinear MUD algorithm …

… , including system access control, bearer control, mobility … • IDMA simplifies the complexity
of multi-user detection (MUD) … The medium access control (MAC) layer is responsible for …

… demands like high throughput, low latency, high reliability, … Multi-user detection (MUD)
schemes are used for simultaneous … channel capacity for Rayleigh fading spread spectrum MIMO …

… and low latency communication is focused on enabling a … , for which a grant-free medium
access control mechanism is … the medium access scheme by introducing the CS-MUD in …

… connectivity of massive devices to enable the Internet of Things (IoT)… cross-layer system
design, where we adopt MUD to achieve … openloop communications, the average throughput can …

… power allocation to decrease the outage probability of the weaker user in the DL cooperative
FD NOMA relaying system… SCMA achieved from the spread spectrum and MUD. Theorem 3…

… , URLLC enables ultra-reliable and low latency transmission for real-time automation control
… Particularly, they are introduced in the physical (PHY) layer and the medium access control (…

… supported, enabling very high capacity and peak data rates. … functionalities for eMBB and
enabling low latency for URLLC. … , it is transferred to the medium access control (MAC) layer of …

… power efficiency by using low-cost multiuser detection (MUD), suitability for wide- or narrow-band
transmission, and support for high numbers of users with high spectral … , which enables …