Novel technologies in physical layer

• Waveform designs

• Interference-robust air interface

• Higher-order massive MIMO,

• Multiuser communications,

Cutting-edge radio access network (RAN) architectures

• HetNets

• CoMP transmission and reception

• Distributed antenna systems

• Advanced relaying, user terminal relaying

• Small cell deployment, femtocells, picocells

Advanced radio resource management (RRM) techniques

• Interference management, interference awareness

• Artificial intelligence in wireless communications

• Congestion management

Novel services

• Enhanced voice and video, Telepresence

• Machine-to-machine (M2M), machine-type communications (MTC)

• Point-to-point (P2P) / device-to-device (D2D) communications

mmWave and THz technologies

• Channel characteristics and modeling, feasibility studies

• Initial access; Beamforming, beam tracking; Mobility solutions

• System design aspects

Green communication and energy efficiency

• Energy consumption models

• Joint RF-baseband optimization;

• End-to-end energy optimization

Spectrum use

• Aggregation of bands

• Cognitive radio and dynamic spectrum access

• Adaptive radio access techniques

Prototypes and test-beds for 5G technologies