Chapter 20

Beyond the First Release of 5G


This chapter provides a high-level overview of some possible areas of NR evolution beyond the first release. This includes integrated access backhaul (IAB), operation in unlicensed spectrum, device-to-device communication, and non-orthogonal multiple access.


Integrated access backhaul; IAB; unlicensed operation; non-orthogonal multiple access; NOMA; full duplex; device-to-device communication; D2D; sidelink

The first release of NR, release 15, has focused on basic support for eMBB and, to some extent, URLLC.1 Release 15 as described in the previous chapters is the foundation upon which the future evolution of NR will be built for the coming releases. The NR evolution will bring additional ...

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