56 citations · 146 across the 22 of their papers we have counts for
22 papers
An open-source implementation and validation of 5G NR Configured Grant for URLLC in ns-3 5G LENA: a scheduling case study in Industry 4.0 scenarios
Ana Larrañaga, M. Carmen Lucas-Estañ, Sandra Lagén +3
Factories are undergoing a digital transformation towards cost-efficient, zero-defect manufacturing, creating the need for communication networks capable of meeting stringent laten…
Toward Generative 6G Simulation: An Experimental Multi-Agent LLM and ns-3 Integration
Farhad Rezazadeh, Amir Ashtari Gargari, Sandra Lagen +3
The move toward open Sixth-Generation (6G) networks necessitates a novel approach to full-stack simulation environments for evaluating complex technology developments before protot…
GenOnet: Generative Open xG Network Simulation with Multi-Agent LLM and ns-3
Farhad Rezazadeh, Amir Ashtari Gargari, Sandra Lagén +3
The move toward Sixth-Generation (6G) networks relies on open interfaces and protocols for seamless interoperability across devices, vendors, and technologies. In this context, ope…
MIMO in network simulators: Design, implementation and evaluation of single-user MIMO in ns-3 5G-LENA
Biljana Bojovic, Sandra Lagen
MIMO technology has been studied in textbooks for several decades, and it has been adopted in 4G and 5G systems. Due to the recent evolution in 5G and beyond networks, designed to…
Measuring Data Similarity for Efficient Federated Learning: A Feasibility Study
Fernanda Famá, Charalampos Kalalas, Sandra Lagen +1
In multiple federated learning schemes, a random subset of clients sends in each round their model updates to the server for aggregation. Although this client selection strategy ai…
Improving the Efficiency of MIMO Simulations in ns-3
Matteo Pagin, Sandra Lagén, Biljana Bojović +2
Channel modeling is a fundamental task for the design and evaluation of wireless technologies and networks, before actual prototyping, commercial product development and real deplo…
Deep Attention Recognition for Attack Identification in 5G UAV scenarios: Novel Architecture and End-to-End Evaluation
Joseanne Viana, Hamed Farkhari, Pedro Sebastiao +5
Despite the robust security features inherent in the 5G framework, attackers will still discover ways to disrupt 5G unmanned aerial vehicle (UAV) operations and decrease UAV contro…
A Synthetic Dataset for 5G UAV Attacks Based on Observable Network Parameters
Joseanne Viana, Hamed Farkhari, Pedro Sebastiao +4
Synthetic datasets are beneficial for machine learning researchers due to the possibility of experimenting with new strategies and algorithms in the training and testing phases. Th…
A Convolutional Attention Based Deep Network Solution for UAV Network Attack Recognition over Fading Channels and Interference
Joseanne Viana, Hamed Farkhari, Luis Miguel Campos +5
When users exchange data with Unmanned Aerial vehicles - (UAVs) over air-to-ground (A2G) wireless communication networks, they expose the link to attacks that could increase packet…
Fronthaul Compression Control for shared Fronthaul Access Networks
Sandra Lagén, Xavier Gelabert, Andreas Hansson +2
There is a widely held belief that future Radio Access Network (RAN) architectures will be characterized by increased levels of virtualization, whereby base station functionalities…
Calibration of the 5G-LENA System Level Simulator in 3GPP reference scenarios
Katerina Koutlia, Biljana Bojovic, Zoraze Ali +1
Due to the rapid technology evolution and standardization activity in the mobile communication networks, there is the need for the research community to be able to develop, test an…
ns-3 and 5G-LENA Extensions to Support Dual-Polarized MIMO
Biljana Bojovic, Zoraze Ali, Sandra Lagen
MIMO spatial multiplexing is an essential feature to increase the communication data rates in current and future cellular systems. Currently, the ns-3 lte module leverages an abstr…
On the impact of numerology in NR V2X Mode 2 with sensing and no-sensing resource selection
Zoraze Ali, Sandra Lagén, Lorenza Giupponi
In this paper, we use a New Radio (NR) Vehicular-to-everything (V2X) standard compliant simulator based on ns-3, to study the impact of NR numerologies on the end-to-end performanc…
Modulation Compression in Next Generation RAN: Air Interface and Fronthaul trade-offs
Sandra Lagen, Lorenza Giupponi, Andreas Hansson +1
Modulation compression is a technique considered in the recent Open-RAN (O-RAN) framework, which has continued the 3GPP effort towards the definition of new virtualized and multi-v…
Implementation of A Spatial Channel Model for ns-3
Tommaso Zugno, Michele Polese, Natale Patriciello +3
The next generation of wireless networks will feature a more flexible radio access design, integrating multiple new technological solutions (e.g., massive Multiple-Input Multiple-O…
NR-U and WiGig Coexistence in 60 GHz Bands
Natale Patriciello, Sanjay Goyal, Sandra Lagen +4
In December 2019, the 3GPP defined the road-map for Release-17, which includes new features on the operation of New Radio (NR) in millimeter-wave bands with highly directional comm…
New Radio Physical Layer Abstraction for System-Level Simulations of 5G Networks
Sandra Lagen, Kevin Wanuga, Hussain Elkotby +3
A physical layer (PHY) abstraction model estimates the PHY performance in system-level simulators to speed up the simulations. This paper presents a PHY abstraction model for 5G Ne…
An E2E Simulator for 5G NR Networks
Natale Patriciello, Sandra Lagen, Biljana Bojovic +1
As the specification of the new 5G NR standard proceeds inside 3GPP, the availability of a versatile, full-stack, End-to-End (E2E), and open source simulator becomes a necessity to…
Wake-Up Radio based Access in 5G under Delay Constraints: Modeling and Optimization
Soheil Rostami, Sandra Lagen, Mario Costa +2
Recently, the concept of wake-up radio based access has been considered as an effective power saving mechanism for 5G mobile devices. In this article, the average power consumption…
New Radio Beam-based Access to Unlicensed Spectrum: Design Challenges and Solutions
Sandra Lagen, Lorenza Giupponi, Sanjay Goyal +4
This paper elaborates on the design challenges, opportunities, and solutions for New Radio-based access to Unlicensed spectrum (NR-U) by taking into account the beam-based transmis…
Listen Before Receive for Coexistence in Unlicensed mmWave Bands
Sandra Lagen, Lorenza Giupponi
Listen-Before-Talk (LBT) has been adopted as the spectrum sharing technique that guarantees a fair LTE/Wi-Fi coexistence in the unlicensed spectrum at the 5 GHz band. Differently,…
Efficient use of paired spectrum bands through TDD small cell deployments
A. Agustin, S. Lagen, J. Vidal +4
Traditionally, wireless cellular systems have been designed to operate in Frequency Division Duplexing (FDD) paired bands that allocates the same amount of spectrum for both downli…