106 citations · 331 across the 28 of their papers we have counts for
31 papers
Statistical Characterization and Prediction of E2E Latency over LEO Satellite Networks
Andreas Casparsen, Jonas Ellegaard Jakobsen, Jimmy Jessen Nielsen +2
Low Earth Orbit (LEO) satellite networks are emerging as an essential communication infrastructure, with standardized 5G-based non-terrestrial networks and their integration with t…
Experimental Study of Low-Latency Video Streaming in an ORAN Setup with Generative AI
Andreas Casparsen, Van-Phuc Bui, Shashi Raj Pandey +2
Current Adaptive Bit Rate (ABR) methods react to network congestion after it occurs, causing application layer buffering and latency spikes in live video streaming. We introduce a…
Near Real-Time Data-Driven Control of Virtual Reality Traffic in Open Radio Access Network
Andreas Casparsen, Beatriz Soret, Jimmy Jessen Nielsen +1
In mobile networks, Open Radio Access Network (ORAN) provides a framework for implementing network slicing that interacts with the resources at the lower layers. Both monitoring an…
Sustainable Wireless Services with UAV Swarms Tailored to Renewable Energy Sources
Igor Donevski, Marco Virgili, Nithin Babu +4
Unmanned Aerial Vehicle (UAV) swarms are often required in off-grid scenarios, such as disaster-struck, war-torn or rural areas, where the UAVs have no access to the power grid and…
Enabling On-Demand Cyber-Physical Control Applications with UAV Access Points
Igor Donevski, Jimmy Jessen Nielsen
Achieving cyber-physical control over a wireless channel requires satisfying both the timeliness of a single packet and preserving the latency reliability across several consecutiv…
Fairness Based Energy-Efficient 3D Path Planning of a Portable Access Point: A Deep Reinforcement Learning Approach
Nithin Babu, Igor Donevski, Alvaro Valcarce +3
In this work, we optimize the 3D trajectory of an unmanned aerial vehicle (UAV)-based portable access point (PAP) that provides wireless services to a set of ground nodes (GNs). Mo…
Performance trade-offs in cyber-physical control applications with multi-connectivity
Igor Donevski, Israel Leyva Mayorga, Jimmy Jessen Nielsen +1
Modern communication devices are often equipped with multiple wireless communication interfaces with diverse characteristics. This enables exploiting a form of multi-connectivity k…
On Addressing Heterogeneity in Federated Learning for Autonomous Vehicles Connected to a Drone Orchestrator
Igor Donevski, Jimmy Jessen Nielsen, Petar Popovski
In this paper we envision a federated learning (FL) scenario in service of amending the performance of autonomous road vehicles, through a drone traffic monitor (DTM), that also ac…
An Experimental Analysis on Drone-Mounted Access Points for Improved Latency-Reliability
Igor Donevski, Christian Raffelsberger, Micha Sende +2
The anticipated densification of contemporary communications infrastructure expects the use of drone small cells (DSCs). Thus, we experimentally evaluate the capability of providin…
Modelling and Experimental Validation for Battery Lifetime Estimation in NB-IoT and LTE-M
André Sørensen, Hua Wang, Maxime Jérôme Remy +5
Internet of Things (IoT) is one of the main features in 5G. Low-power wide-area networking (LPWAN) has attracted enormous research interests to enable large scale deployment of IoT…
Standalone Deployment of a Dynamic Drone Cell for Wireless Connectivity of Two Services
Igor Donevski, Jimmy Jessen Nielsen, Petar Popovski
We treat a setting in which two priority wireless service classes are offered in a given area by a drone small cell (DSC). Specifically, we consider broadband (BB) user with high p…
Queuing with Deterministic Service Times and No Waiting Lines in Machine Type Communications
René Brandborg Sørensen, Jimmy Jessen Nielsen, Petar Popovski
The growth of Machine-Type Communication (MTC) increases the relevance of queuing scenarios with deterministic service times. In this letter, we present a model for queues without…
Dynamic Standalone Drone-Mounted Small Cells
Igor Donevski, Jimmy Jessen Nielsen
This paper investigates the feasibility of Dynamic Horizontal Opportunistic Positioning (D-HOP) use in Drone Small Cells (DSCs), with a central analysis on the impact of antenna eq…
Machine Learning Methods for Monitoring of Quasi-Periodic Traffic in Massive IoT Networks
René Brandborg Sørensen, Jimmy Jessen Nielsen, Petar Popovski
One of the central problems in massive Internet of Things (IoT) deployments is the monitoring of the status of a massive number of links. The problem is aggravated by the irregular…
Reliability and Error Burst Length Analysis of Wireless Multi-Connectivity
Jimmy J. Nielsen, Israel Leyva-Mayorga, Petar Popovski
Multi-connectivity offers diversity in terms of multiple interfaces through which the data can be sent, thereby improving simultaneously the overall reliability and latency. This m…
Analysis of LoRaWAN Uplink with Multiple Demodulating Paths and Capture Effect
René Brandborg Sørensen, Nasrin Razmi, Jimmy Jessen Nielsen +1
Low power wide area networks (LPWANs), such as the ones based on the LoRaWAN protocol, are seen as enablers of large number of IoT applications and services. In this work, we asses…
Wireless Access in Ultra-Reliable Low-Latency Communication (URLLC)
Petar Popovski, Čedomir Stefanović, Jimmy J. Nielsen +4
The future connectivity landscape and, notably, the 5G wireless systems will feature Ultra-Reliable Low Latency Communication (URLLC). The coupling of high reliability and low late…
Analysis of Latency and MAC-layer Performance for Class A LoRaWAN
R. B. Sørensen, D. M. Kim, J. J. Nielsen +1
We propose analytical models that allow us to investigate the performance of long range wide area network (LoRaWAN) uplink in terms of latency, collision rate, and throughput under…
Optimized Interface Diversity for Ultra-Reliable Low Latency Communication (URLLC)
Jimmy J. Nielsen, Rongkuan Liu, Petar Popovski
An important ingredient of the future 5G systems will be Ultra-Reliable Low-Latency Communication (URLLC). A way to offer URLLC without intervention in the baseband/PHY layer desig…
Ultra-Reliable Low Latency Communication (URLLC) using Interface Diversity
Jimmy J. Nielsen, Rongkuan Liu, Petar Popovski
An important ingredient of the future 5G systems will be Ultra-Reliable Low-Latency Communication (URLLC). A way to offer URLLC without intervention in the baseband/PHY layer desig…
Network Slicing for Ultra-Reliable Low Latency Communication in Industry 4.0 Scenarios
Anders Ellersgaard Kalør, René Guillaume, Jimmy Jessen Nielsen +2
An important novelty of 5G is its role in transforming the industrial production into Industry 4.0. Specifically, Ultra-Reliable Low Latency Communications (URLLC) will, in many ca…
Wireless Access for Ultra-Reliable Low-Latency Communication (URLLC): Principles and Building Blocks
Petar Popovski, Jimmy J. Nielsen, Cedomir Stefanovic +8
Ultra-reliable low latency communication (URLLC) is an important new feature brought by 5G, with a potential to support a vast set of applications that rely on mission-critical lin…
Statistical Multiplexing of Computations in C-RAN with Tradeoffs in Latency and Energy
Anders E. Kalør, Mauricio I. Agurto, Nuno K. Pratas +2
In the Cloud Radio Access Network (C-RAN) architecture, the baseband signals from multiple remote radio heads are processed in a centralized baseband unit (BBU) pool. This architec…
Secure Real-Time Monitoring and Management of Smart Distribution Grid using Shared Cellular Networks
Jimmy J. Nielsen, Hervé Ganem, Ljupco Jorguseski +9
The electricity production and distribution is facing two major changes. First, the production is shifting from classical energy sources such as coal and nuclear power towards rene…