240 citations · 866 across the 44 of their papers we have counts for
9 papers · 1 filter
Mirror Prox Algorithm for Large-Scale Cell-Free Massive MIMO Uplink Power Control
Muhammad Farooq, Hien Quoc Ngo, Le-Nam Tran
We consider the problem of max-min fairness for uplink cell-free massive multiple-input multiple-output (MIMO) subject to per-user power constraints. The standard framework for sol…
On the Energy-Efficiency Maximization for IRS-Assisted MIMOME Wiretap Channels
Anshu Mukherjee, Vaibhav Kumar, Derrick Wing Kwan Ng +1
Security and energy efficiency have become crucial features in the modern-era wireless communication. In this paper, we consider an energy-efficient design for intelligent reflecti…
On the Achievable Rate of IRS-Assisted Multigroup Multicast Systems
Muhammad Farooq, Vaibhav Kumar, Markku Juntti +1
Intelligent reflecting surfaces (IRSs) have shown huge advantages in many potential use cases and thus have been considered a promising candidate for next-generation wireless syste…
A Novel SCA-Based Method for Beamforming Optimization in IRS/RIS-Assisted MU-MISO Downlink
Vaibhav Kumar, Rui Zhang, Marco Di Renzo +1
In this letter, we consider the fundamental problem of jointly designing the transmit beamformers and the phase-shifts of the intelligent reflecting surface (IRS) / reconfigurable…
Massive MIMO for Serving Federated Learning and Non-Federated Learning Users
Muhammad Farooq, Tung Thanh Vu, Hien Quoc Ngo +1
With its privacy preservation and communication efficiency, federated learning (FL) has emerged as a promising learning framework for beyond 5G wireless networks. It is anticipated…
Serving Federated Learning and Non-Federated Learning Users: A Massive MIMO Approach
Muhammad Farooq, Tung T. Vu, Hien Quoc Ngo +1
Federated learning (FL) with its data privacy protection and communication efficiency has been considered as a promising learning framework for beyond-5G/6G systems. We consider a…
Energy Efficiency Maximization in Large-Scale Cell-Free Massive MIMO: A Projected Gradient Approach
Trang C. Mai, Hien Quoc Ngo, Le-Nam Tran
This paper considers the fundamental power allocation problem in cell-free massive mutiple-input and multiple-output (MIMO) systems which aims at maximizing the total energy effici…
Power Control for Multigroup Multicast Cell-Free Massive MIMO Downlink
Muhammad Farooq, Markku Juntti, Le-Nam Tran
We consider a multigroup multicast cell-free multiple-input multiple-output (MIMO) downlink system with short-term power constraints. In particular, the normalized conjugate beamfo…
Accelerated Projected Gradient Method for the Optimization of Cell-Free Massive MIMO Downlink
Muhammad Farooq, Hien Quoc Ngo, Le-Nam Tran
We consider the downlink of a cell-free massive multiple-input multiple-output (MIMO) system where large number of access points (APs) simultaneously serve a group of users. Two fu…