activity
20172019
most citedReconfigurable Antennas in mmWave MIMO Systems

8 citations · 8 across the 2 of their papers we have counts for

collaborators

8 papers

cs.IT2019

Lens-based Millimeter Wave Reconfigurable Antenna NOMA

Mojtaba Ahmadi Almasi, Roohollah Amiri, Mojtaba Vaezi +1

This paper proposes a new multiple access technique based on the millimeter wave lens-based reconfigurable antenna systems. In particular, to support a large number of groups of us…

cs.IT2018

Reinforcement Learning for Self-Organization and Power Control of Two-Tier Heterogeneous Networks

Roohollah Amiri, Mojtaba Ahmadi Almasi, Jeffrey G. Andrews +1

Self-organizing networks (SONs) can help manage the severe interference in dense heterogeneous networks (HetNets). Given their need to automatically configure power and other setti…

cs.IT2018

Impact of Beam Misalignment on Hybrid Beamforming NOMA for mmWave Communications

Mojtaba Ahmadi Almasi, Mojtaba Vaezi, Hani Mehrpouyan

This paper studies hybrid beamforming (HB)-based non-orthogonal multiple access (NOMA) in multiuser millimeter wave (mmWave) communications. HB offers power-efficient and low-compl…

cs.IT2018

A New Millimeter Wave MIMO System for 5G Networks

Mojtaba Ahmadi Almasi, Roohollah Amiri, Hani Mehrpouyan

Millimeter Wave (mmWave) band provides a large spectrum to meet the high-demand capacity by the 5th generation (5G) wireless networks. However, to fully exploit the available spect…

cs.IT2018

Non-Orthogonal Multiple Access Based on Hybrid Beamforming for mmWave Systems

Mojtaba Ahmadi Almasi, Hani Mehrpouyan

This paper aims to study the utilization of non-orthogonal multiple access (NOMA) in hybrid beamforming (HB) multi-user systems called HB-NOMA to serve a large number of mobile use…

cs.IT2018

Reconfigurable Antenna Multiple Access for 5G mmWave Systems

Mojtaba Ahmadi Almasi, Hani Mehrpouyan, David Matolak +2

This paper aims to realize a new multiple access technique based on recently proposed millimeter-wave reconfigurable antenna architectures. To this end, first we show that integrat…