no code implementations • 17 Feb 2025 • Charitha Madapatha, Behrooz Makki, Hao Guo, Tommy Svensson
In this paper, we study the impact of reconfigurable intelligent surfaces (RISs) on the coverage extension of integrated access and backhaul (IAB) networks.
no code implementations • 15 Aug 2024 • Eduardo Noboro Tominaga, Onel Luis Alcaraz López, Tommy Svensson, Richard Demo Souza, Hirley Alves
We also analyze the performance of a system in which the array is able to both move and rotate.
no code implementations • 27 Jun 2024 • Eduardo Noboro Tominaga, Onel Luis Alcaraz López, Tommy Svensson, Richard Demo Souza, Hirley Alves
Nevertheless, current 5G networks cannot fully meet the very stringent requirements regarding latency, reliability, and number of connected devices of most MTC use cases.
no code implementations • 15 Jan 2024 • Houfeng Chen, Shuhao Zeng, Hao Guo, Tommy Svensson, Hongliang Zhang
However, this gives rise to a new challenge for accurately modeling the channel, as conventional methods of obtaining channel model parameters are not applicable to this model.
no code implementations • 24 Sep 2023 • Henk Wymeersch, Hui Chen, Hao Guo, Musa Furkan Keskin, Bahare M. Khorsandi, Mohammad H. Moghaddam, Alejandro Ramirez, Kim Schindhelm, Athanasios Stavridis, Tommy Svensson, Vijaya Yajnanarayana
6G promises a paradigm shift by integrating positioning and sensing, enhancing not only the communication performance but also enabling location- and context-aware services.
no code implementations • 11 Sep 2023 • Sneha Madhusudan, Charitha Madapatha, Behrooz Makki, Hao Guo, Tommy Svensson
To that end, we investigate a wireless transport network architecture that integrates beamforming and coded-caching strategies.
no code implementations • 15 Jun 2023 • Muris Sarajlić, Nuutti Tervo, Aarno Pärssinen, Le Hang Nguyen, Hardy Halbauer, Kilian Roth, Vaidyanathan Kumar, Tommy Svensson, Ahmad Nimr, Stephan Zeitz, Meik Dörpinghaus, Gerhard Fettweis
The projected sub-THz (100 - 300 GHz) part of the upcoming 6G standard will require a careful design of the waveform and choice of slot structure.
no code implementations • 2 Nov 2022 • Ali Behravan, Vijaya Yajnanarayana, Musa Furkan Keskin, Hui Chen, Deep Shrestha, Traian E. Abrudan, Tommy Svensson, Kim Schindhelm, Andreas Wolfgang, Simon Lindberg, Henk Wymeersch
Among the key differentiators of 6G compared to 5G will be the increased emphasis on radio based positioning and sensing.
no code implementations • 11 Oct 2022 • Charitha Madapatha, Behrooz Makki, Hao Guo, Tommy Svensson
Due to the sensitivity of the backhaul links with high rate/reliability demands, proper network planning is needed to make the IAB network performing appropriately and as good as possible.
no code implementations • 22 May 2022 • Henk Wymeersch, Aarno Pärssinen, Traian E. Abrudan, Andreas Wolfgang, Katsuyuki Haneda, Muris Sarajlic, Marko E. Leinonen, Musa Furkan Keskin, Hui Chen, Simon Lindberg, Pekka Kyösti, Tommy Svensson, Xinxin Yang
6G will be characterized by extreme use cases, not only for communication, but also for localization, and sensing.
no code implementations • 24 Jun 2021 • Henk Wymeersch, Deep Shrestha, Carlos Morais de Lima, Vijaya Yajnanarayana, Björn Richerzhagen, Musa Furkan Keskin, Kim Schindhelm, Alejandro Ramirez, Andreas Wolfgang, Mar Francis de Guzman, Katsuyuki Haneda, Tommy Svensson, Robert Baldemair, Stefan Parkvall
6G will likely be the first generation of mobile communication that will feature tight integration of localization and sensing with communication functionalities.
no code implementations • 4 Jun 2021 • Chao Fang, Charitha Madapatha, Behrooz Makki, Tommy Svensson
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.
no code implementations • 14 Feb 2021 • Charitha Madapatha, Behrooz Makki, Ajmal Muhammad, Erik Dahlman, Mohamed-Slim Alouini, Tommy Svensson
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 networks.
no code implementations • 18 Dec 2020 • Hao Guo, Behrooz Makki, Dinh-Thuy Phan-Huy, Erik Dahlman, Mohamed-Slim Alouini, Tommy Svensson
In future wireless systems, a large number of users may access the networks via moving relays (MRs) installed on top of vehicles.
Information Theory Signal Processing Information Theory
no code implementations • 31 Aug 2020 • Hao Guo, Behrooz Makki, Tommy Svensson
We use the fundamental results on the achievable rate of finite block-length codes to study the system throughput and error probability in the presence of short packets.
Information Theory Signal Processing Information Theory
no code implementations • 17 Aug 2020 • Nandana Rajatheva, Italo Atzeni, Simon Bicais, Emil Bjornson, Andre Bourdoux, Stefano Buzzi, Carmen D'Andrea, Jean-Baptiste Dore, Serhat Erkucuk, Manuel Fuentes, Ke Guan, Yuzhou Hu, Xiaojing Huang, Jari Hulkkonen, Josep Miquel Jornet, Marcos Katz, Behrooz Makki, Rickard Nilsson, Erdal Panayirci, Khaled Rabie, Nuwanthika Rajapaksha, MohammadJavad Salehi, Hadi Sarieddeen, Shahriar Shahabuddin, Tommy Svensson, Oskari Tervo, Antti Tolli, Qingqing Wu, Wen Xu
Several categories of enablers at the infrastructure, spectrum, and protocol/algorithmic levels are required to realize the intended broadband connectivity goals in 6G.
no code implementations • 2 Jun 2020 • Andre Bourdoux, Andre Noll Barreto, Barend van Liempd, Carlos de Lima, Davide Dardari, Didier Belot, Elana-Simona Lohan, Gonzalo Seco-Granados, Hadi Sarieddeen, Henk Wymeersch, Jaakko Suutala, Jani Saloranta, Maxime Guillaud, Minna Isomursu, Mikko Valkama, Muhammad Reza Kahar Aziz, Rafael Berkvens, Tachporn Sanguanpuak, Tommy Svensson, Yang Miao
This white paper concludes by highlighting foundational research challenges, as well as implications and opportunities related to privacy, security, and trust.
no code implementations • 13 Jan 2020 • Chao Fang, Behrooz Makki, Jingya Li, Tommy Svensson
Considering joint transmissions and BS silence strategy, we propose hybrid precoding algorithms which minimize the sum power consumption of the base stations (BSs), for both fully- and partially-connected hybrid precoding (FHP and PHP, respectively) schemes, for single-carrier and orthogonal frequency-division multiplexing systems.