784 citations · 2k across the 58 of their papers we have counts for
62 papers
RIS-Assisted Interference Mitigation for Uplink NOMA
Azadeh Tabeshnezhad, A. Lee Swindlehurst, Tommy Svensson
Non-orthogonal multiple access (NOMA) has become a promising technology for next-generation wireless communications systems due to its capability to provide access for multiple use…
A Comparison between Network-Controlled Repeaters and Reconfigurable Intelligent Surfaces
Hao Guo, Charitha Madapatha, Behrooz Makki +4
Network-controlled repeater (NCR) has been recently considered as a study-item in 3GPP Release 18, and the discussions are continuing in a work-item. In this paper, we introduce th…
Positioning and Sensing in 6G: Gaps, Challenges, and Opportunities
Ali Behravan, Vijaya Yajnanarayana, Musa Furkan Keskin +8
Among the key differentiators of 6G compared to 5G will be the increased emphasis on radio based positioning and sensing. These will be utilized not only for conventional location-…
Integrated Access and Backhaul in Cell-free Massive MIMO Systems
Ali Hosseinalipour Jazi, S. Mohammad Razavizadeh, Tommy Svensson
One of the major challenges with cell-free (CF) massive multiple-input multiple-output (MIMO) networks is providing backhaul links for a large number of distributed access points (…
Constrained Deployment Optimization in Integrated Access and Backhaul Networks
Charitha Madapatha, Behrooz Makki, Hao Guo +1
Integrated access and backhaul (IAB) is one of the promising techniques for 5G networks and beyond (6G), in which the same node/hardware is used to provide both backhaul and cellul…
Electromagnetic Field Exposure Avoidance thanks to Non-Intended User Equipment and RIS
Hao Guo, Dinh-Thuy Phan-Huy, Tommy Svensson
On the one hand, there is a growing demand for high throughput which can be satisfied thanks to the deployment of new networks using massive multiple-input multiple-output (MIMO) a…
6G Radio Requirements to Support Integrated Communication, Localization, and Sensing
Henk Wymeersch, Aarno Pärssinen, Traian E. Abrudan +10
6G will be characterized by extreme use cases, not only for communication, but also for localization, and sensing. The use cases can be directly mapped to requirements in terms of…
Dynamic Blockage Pre-Avoidance using Reconfigurable Intelligent Surfaces
Hao Guo, Behrooz Makki, Magnus Åström +2
Internet-of-vehicle (IoV) is a general concept referring to, e.g., autonomous drive based vehicle-to-everything (V2X) communications or moving relays. Here, high rate and reliabili…
Uplink Power Control in Integrated Access and Backhaul Networks
Olalekan Peter Adare, Haitham Babbili, Charitha Madapatha +2
Integrated access and backhaul (IAB) network is a novel radio access network (RAN) solution, enabling network densification for 5G and beyond. In this paper, we use power control c…
Velocity-aware Antenna Selection in Predictor Antenna Systems
Hao Guo, Behrooz Makki, Tommy Svensson
Moving relay (MR), which is a candidate solution for supporting in-vehicle users, has been investigated in different studies. Due to the mobile nature of the MR, acquiring channel…
High-Rate Uninterrupted Internet-of-Vehicle Communications in Highways: Dynamic Blockage Avoidance and CSIT Acquisition
Hao Guo, Behrooz Makki, Mohamed-Slim Alouini +1
In future wireless networks, one of the use-cases of interest is Internet-of-vehicles (IoV). Here, IoV refers to two different functionalities, namely, serving the in-vehicle users…
Integration of Communication and Sensing in 6G: a Joint Industrial and Academic Perspective
Henk Wymeersch, Deep Shrestha, Carlos Morais de Lima +11
6G will likely be the first generation of mobile communication that will feature tight integration of localization and sensing with communication functionalities. Among several wor…
Joint Scheduling and Throughput Maximization in Self-backhauled Millimeter Wave Cellular Networks
Chao Fang, Charitha Madapatha, Behrooz Makki +1
Integrated access and backhaul (IAB) networks have the potential to provide high data rate in both access and backhaul networks by sharing the same spectrum. Due to the dense deplo…
On Energy Allocation and Data Scheduling in Backscatter Networks with Multi-antenna Readers
Mohammad Movahednasab, Mohammad Reza Pakravan, Behrooz Makki +1
In this paper, we study the throughput utility functions in buffer-equipped monostatic backscatter communication networks with multi-antenna Readers. In the considered model, the b…
On Topology Optimization and Routing in Integrated Access and Backhaul Networks: A Genetic Algorithm-based Approach
Charitha Madapatha, Behrooz Makki, Ajmal Muhammad +3
In this paper, we study the problem of topology optimization and routing in integrated access and backhaul (IAB) networks, as one of the promising techniques for evolving 5G networ…
Predictor Antenna: A Technique to Boost the Performance of Moving Relays
Hao Guo, Behrooz Makki, Dinh-Thuy Phan-Huy +3
In future wireless systems, a large number of users may access the networks via moving relays (MRs) installed on top of vehicles. One of the main challenges of MRs is rapid channel…
Predictor Antennas for Moving Relays: Finite Block-length Analysis
Hao Guo, Behrooz Makki, Tommy Svensson
In future wireless networks, we anticipate that a large number of devices will connect to mobile networks through moving relays installed on vehicles, in particular in public trans…
Secure Simultaneous Information and Power Transfer for Downlink Multi-user Massive MIMO
Zahra Goli, S. Mohammad Razavizadeh, Hamed Farhadi +1
In this paper, downlink secure transmission in simultaneous information and power transfer (SWIPT) system enabled with massive multiple-input multiple-output (MIMO) is studied. A b…
Scoring the Terabit/s Goal:Broadband Connectivity in 6G
Nandana Rajatheva, Italo Atzeni, Simon Bicais +26
This paper explores the road to vastly improving the broadband connectivity in future 6G wireless systems. Different categories of use cases are considered, with peak data rates up…
An Error-limited NOMA-HARQ Approach using Short Packets
Behrooz Makki, Tommy Svensson, Michele Zorzi
In this paper, we propose and analyze an error-constrained data transmission approach for uplink communication using non-orthogonal multiple access (NOMA). The results are presente…
6G White Paper on Localization and Sensing
Andre Bourdoux, Andre Noll Barreto, Barend van Liempd +17
This white paper explores future localization and sensing opportunities for beyond 5G wireless communication systems by identifying key technology enablers and discussing their und…
On Integrated Access and Backhaul Networks: Current Status and Potentials
Charitha Madapatha, Behrooz Makki, Chao Fang +4
In this paper, we introduce and study the potentials and challenges of integrated access and backhaul (IAB) as one of the promising techniques for evolving 5G networks. We study IA…
Rate Adaptation in Predictor Antenna Systems
Hao Guo, Behrooz Makki, Tommy Svensson
Predictor antenna (PA) system is referred to as a system with two sets of antennas on the roof of a vehicle, where the PAs positioned in the front of the vehicle are used to predic…
White Paper on Broadband Connectivity in 6G
Nandana Rajatheva, Italo Atzeni, Emil Bjornson +22
This white paper explores the road to implementing broadband connectivity in future 6G wireless systems. Different categories of use cases are considered, from extreme capacity wit…