Dirk Pesch

University College Cork | UCC · School of Computer Science and Technology

An essential building block of today’s smart grids is the integration of various renewable power generators into the system. Renewable distributed generators (DGs) provide environment friendly energy at a low cost. In this work, a distributed economic dispatch (ED) system is considered for renewable DGs to address the scalability challenge and redu...

Software development cycles in the context of IoT! (IoT!) applications require the orchestration of different technological layers, and involve complex technical challenges. The engineering team needs to become experts in these technologies and time delays are inherent due to the cross-integration process because they face steep learning curves in...

p>This article discusses the anti-skid braking control mechanism of an aircraft. A proportional-integral (PI) controller is used by wheels to generate the desired braking torque to stop the aircraft while landing. Potential runway variations are considered, which will affect the friction force available to each wheel. Variations in wheel forces gen...

p>This article discusses the anti-skid braking control mechanism of an aircraft. A proportional-integral (PI) controller is used by wheels to generate the desired braking torque to stop the aircraft while landing. Potential runway variations are considered, which will affect the friction force available to each wheel. Variations in wheel forces gen...

p>An essential building block of the smart grid of today is the integration of various renewable power generators in the system. Renewable distributed generators (DG) provide environmentally friendly energy at a low cost. A distributed economic dispatch (ED) system for renewable DGs has been formulated in this work to enhance scalability and reduce...

p>An essential building block of the smart grid of today is the integration of various renewable power generators in the system. Renewable distributed generators (DG) provide environmentally friendly energy at a low cost. A distributed economic dispatch (ED) system for renewable DGs has been formulated in this work to enhance scalability and reduce...

Smart manufacturing is a vision and major driver for change in today’s industry. The goal of smart manufacturing is to optimize manufacturing processes through constantly monitoring, controlling, and adapting processes towards more efficient and personalised manufacturing. This requires and relies on technologies for connected machines incorporatin...

Alternating current motors are critical to industry, as they drive many machines in the manufacturing and processing industries. To accomplish heavy tasks, often, a number of small motors must operate cooperatively, which means that the operation of the motors must be coordinated using, for example, consensus control. To accomplish this, the motors...

Internet of Things (IoT) applications combined with edge analytics are increasingly developed and deployed across a wide range of industries by engineers who are non-expert software developers. In order to enable them to build such IoT applications, we apply low-code technologies in this case study based on Model Driven Development. We use two diff...

The concept of digital twins has emerged from the smart manufacturing space and is now gaining adoption in many other industries beyond manufacturing. A digital twin is a virtual replica of a cyber-physical system that is used to capture the state of the system and to allow reason and decision-making on that state. While there has been much researc...

The increasing complexity delivered by the heterogeneity of the cyber-physical systems is being addressed and decoded by edge technologies, IoT development, robotics, digital twin engineering, and AI. Nevertheless, tackling the orchestration of these complex ecosystems has become a challenging problem. Specially the inherent entanglement of the dif...

In Intelligent Transportation Systems (ITS), vehicular networks are enabling technologies for onboard data services such as traffic safety, user infotainment, etc. Vehicular networks face many challenges when it comes to providing satisfactory quality of service, mainly because of issues that arise from unreliable communication in unfavorable propa...

Smart manufacturing is a vision and major driver for change in industrial environments. The goal of smart manufacturing is to optimize manufacturing processes through constantly monitoring and adapting processes towards more efficient and personalised manufacturing. This requires and relies on technologies for connected machines incorporating a var...

With the advent of connected autonomous vehicles, we are expecting to witness a new era of unprecedented user experiences, improved road safety, a wide range of compelling transportation applications, etc. A large number of disruptive communication technologies are emerging for the sixth generation (6G) wireless network aiming to support advanced u...

Direct-to-Satellite IoT (DtS-IoT) is a promising approach to deliver data transfer services to IoT devices in remote areas where deploying terrestrial infrastructure is not appealing or feasible. In this context, low-Earth orbit (LEO) satellites can serve as passing-by IoT gateways to which devices can offload buffered data to. However, transmissio...

We are on the cusp of a new era of connected autonomous vehicles with unprecedented user experiences, tremendously improved road safety and air quality, highly diverse transportation environments and use cases, and a plethora of advanced applications. Realizing this grand vision requires a significantly enhanced vehicle-to-everything (V2X) communic...

Industry 5.0 envisions close cooperation between humans and machines that requires ultra-reliable and low latency communications (URLLC). Intelligent Reflecting Surface (IRS) has the potential to play a crucial role in realizing wireless URLLC for Industry 5.0. IRS is forecasted to be a key enabler of 6G wireless communication networks as it can si...

Long-range (LoRa) communication has attracted much attention recently due to its utility for many Internet of Things applications. However, one of the key problems of LoRa technology is that it is vulnerable to noise/interference due to the use of only up-chirp signals during modulation. In this paper, to solve this problem, unlike the conventional...

Networked control systems have gained considerable attention over the last decade as a result of the trend towards decentralised control applications and the emergence of cyber-physical system applications. However, real-world wireless networked control systems suffer from limited communication bandwidths, reliability issues, and a lack of awarenes...

Long-range (LoRa) communication has attracted much attention recently due to its application for many Internet of Things applications. However, one of the key problems of the LoRa technology is it is vulnerable to noise/interference due to the use of only up-chirp signals during modulation. In this paper, to solve this problem, unlike the conventio...

Long-range (LoRa) communication has attracted much attention recently due to its application for many Internet of Things applications. However, one of the key problems of the LoRa technology is it is vulnerable to noise/interference due to the use of only up-chirp signals during modulation. In this paper, to solve this problem, unlike the conventio...

Time Division Multiple Access-based Medium Access Control protocols tend to be the choice for wireless networks that require deterministic delay guarantees, as is the case in many Industrial Internet of Things (IIoT) applications. As the optimal joint scheduling and routing problem for multi-hop wireless networks is NP-hard, heuristics are generall...

In the last decade, the advancement of the Internet of Things (IoT) has caused unlicensed radio spectrum, especially the 2.4 GHz ISM band, to be immensely crowded with smart wireless devices that are used in a wide range of application domains. Due to their diversity in radio resource use and channel access techniques, when collocated, these wirele...

5G New Radio (NR) is touted as a pivotal enabling technology for the genuine realization of connected and cooperative autonomous driving. Despite numerous research efforts in recent years, a systematic overview on the role of 5G NR in future connected autonomous communication networks is missing. To fill this gap and to spark more future research,...

LoRa is a low-power and long range radio communication technology designed for low-power Internet of Things devices. These devices are often deployed in remote areas where the end-to-end connectivity provided through one or more gateways may be limited. In this paper, we examine the case where the gateway is not available at all times. As a consequ...

We are on the cusp of a new era of connected autonomous vehicles with unprecedented user experiences, tremendously improved road safety and air quality, highly diverse transportation environments and use cases, as well as a plethora of advanced applications. Realizing this grand vision requires a significantly enhanced vehicle-to-everything (V2X) c...

Network Control Systems (NCSs) have attracted much interest over the past decade as part of a move towards more decentralised control applications and the rise of cyberphysical system applications. Many practical NCSs face the challenges of limited communication bandwidth resources, reliability and lack of knowledge of network dynamics, particularl...

This paper is concerned with the key features and fundamental technology components for 5G New Radio (NR) for genuine realization of connected and cooperative autonomous driving. We discuss the major functionalities of physical layer, Sidelink features and its resource allocation, architecture flexibility, security and privacy mechanisms, and preci...

Vehicular networks, an enabling technology for Intelligent Transportation System (ITS), smart cities, and autonomous driving, can deliver numerous on-board data services, e.g., road-safety, easy navigation, traffic efficiency, comfort driving, infotainment, etc. Providing satisfactory Quality of Service (QoS) in vehicular networks, however, is a ch...

A recent trend in Wireless Sensor Networks (WSN) is Network Virtualization to support on-demand sharing of sensing functionality. The efficient allocation of WSN resources to sensing requests is obtained using Virtual Network Embedding (VNE). This must take into account Quality of Service -QoS (e.g. reliability), Quality of Information -QoI (e.g se...

Vehicle to vehicle (V2V) communication using dedicated short range communications (DSRC) is considered a promising technology for enhancing road safety. However, in V2V communications, passenger cars suffer from obstruction of bigger vehicles such as buses or trucks. Based on our measurement, a big vehicle can cause a signal loss from 10 to 15 dB d...

The home automation systems (HASs) and products market has seen significant growth over the past decade. The current HAS architecture is based on a centralized network coordinator to form, manage, and supervise the network system. Each smart home device is typically manually on-boarded onto the network through the coordinator. If the network coordi...

Smart grid is expected to make use of Internet-of-Things (IoT) networks to reliably monitor its state from remote places.However, due to a potentially unstable nature of a smart grid plant, in particular, when using renewable energy sources, and an unreliable wireless channel used in IoT, it is a challenging task to reliably track the state of smar...

Automation and data capture in manufacturing, known as Industry 4.0, requires the deployment of a large number of wireless sensor devices in industrial environments. These devices have to be connected via a reliable, low-latency, low-power and low operating-cost network. Although LoRaWAN provides a low-power and reasonable-cost network technology,...

Embedded software management requirements due to concerns about security vulnerabilities or for feature updates in the Internet of Things (IoT) deployments have raised the need for Firmware Update Over The Air (FUOTA). With FUOTA's support, security updates, new functionalities, and optimization patches can be deployed with little human interventio...

LoRaWAN promises to provide wide-area network access to low-cost devices that can operate for up to ten years on a single 1000-mAh battery. This makes LoRaWAN particularly suited for the data collection applications (e.g., monitoring applications), where device lifetime is a key performance metric. However, when supporting a large number of devices...

Vehicular networks, an enabling technology for Intelligent Transportation System (ITS), smart cities, and autonomous driving, can deliver numerous on-board data services, e.g., road-safety, easy navigation, traffic efficiency, comfort driving, infotainment, etc. Providing satisfactory quality of service (QoS) in vehicular networks, however, is a ch...

An autonomous V2V communication mode (also known as side-link mode 4), which facilitates V2V communication in out of eNB coverage areas, has recently been introduced into the Long term evolution (LTE) standard. Recent research has studied the performance of this LTE-V2V autonomous mode for a highway use case. However, performance analysis for a hig...

National Disability Authority - Ireland - Research Promotion Scheme Investigation into Fall Detection Technologies in the Smart Home and their impact on Lifetime Communities. ... Available online at http://nda.ie/Publications/Others/Research-Promotion-Scheme/Investigation-of-the-Universal-Design-of-Fall-Detection-Technologies-in-the-Smart-Home-and...

LoRa-based transmissions suffer from extensive collisions due to the ALOHA-style transmission policy. As a consequence , delivering a high number of packets in a short amount of time becomes an unfeasible task. To tackle this problem we propose to schedule node transmissions in slots of different size depending on the Spreading Factor (SF). Transmi...

The use of renewable energy has increased dramatically over the past couple of decades. Wind farms, consisting of wind turbines, play a vital role in the generation of renewable energy. For monitoring and maintenance purposes, a wind turbine has a variety of sensors to measure the state of the turbine. Sensor measurements are transmitted to a contr...

In this paper we present enhanced routing protocol for low-lower and lossy networks (ERPL), a reduced overhead routing protocol for short-range low-power and lossy wireless networks, based on RPL. ERPL enhances peer-to-peer (P2P) route construction and data packet forwarding in RPL's storing and non-storing modes of operation (MoPs). In order to mi...

LoRaWAN promises to provide wide-area network access to low-cost devices that can operate for up to 10 years on a single 1000 mAh battery. This makes LoRaWAN particularly suited to data collection applications (e.g. monitoring applications), where device lifetime is a key performance metric. However, when supporting a large number of devices, LoRaW...

In this paper, We analyze the performance of popular low-power wide-area networking technology called long rage (LoRa) using different data traffic generation models, and by varying the number of gateways in a LoRa network cell. Moreover, we also analyze LoRa's performance in the presence of multiple concurrent applications in a LoRa network. Here,...

Low-power wide-area networking (LPWAN) has gained much attention recently and offers significant potential to support a large number of Internet of Things (IoT) applications. For device simplicity, LPWANs tend to use a simple channel access control protocol such as Aloha, which impacts performance. While several LPWAN technologies are available, we...

There is a growing momentum and expectation that smart home applications will become a major market success. Therefore, many consumer electronics industry organisations are manufacturing smart devices for networked smart home applications. However, the current market opportunity is leading to many devices from different manufacturers lacking intero...

The Routing Protocol for low-power and Lossy networks (RPL) is the most popular routing protocol for low-power and lossy networks (LLNs). Recent studies demonstrate that RPL performs poorly in peer-to-peer (P2P) communication. However, P2P communication is of immense importance in many LLNs that require actuation and control operations, such as cyb...

Header compression is the key to adapt long header protocols like IPv6 for transmission over short frame size networks such as Low Power Wide Area Networks (LPWANs). Over LPWANs only one or two octets may be available to transmit the upper layer headers, which makes known header compression mechanisms unsuitable. Static Context Header Compression (...

In this paper, we present results of a study of the data rate fairness among nodes within a LoRaWAN cell. Since LoRa/LoRaWAN supports various data rates, we firstly derive the fairest ratios of deploying each data rate within a cell for a fair collision probability. LoRa/LoRaWAN, like other frequency modulation based radio interfaces, exhibits the...

LoRa/LoRaWAN is currently the most popular low-power wide-area networking (LPWAN) technology enabling Internet of Things (IoT) applications. LoRa/LoRaWAN is a cellular technology supporting a range of communication settings for a large number of nodes. Before proceeding with the deployment of IoT applications on top of a LoRaWAN network, it is sens...

LoRaWAN exhibits several characteristics that can lead to an unfair distribution of the Data Extracted Rate (DER) among nodes. Firstly, the capture effect leads to a strong signal suppressing a weaker signal at the gateway and secondly, the spreading codes used are not perfectly orthogonal, causing packet loss if an interfering signal is strong eno...

Low-power wide-area networking (LPWAN) technologies are capable of supporting a large number of Internet of Things (IoT) use cases. While several LPWAN technologies exist, Long Range (LoRa) and its network architecture LoRaWAN, is currently the most adopted technology. LoRa provides a range of physical layer communication settings, such as bandwidt...

Falling or tripping among elderly people living on their own is recognized as a major public health worry that can even lead to death. Fall detection systems that alert caregivers, family members or neighbours can potentially save lives. In the past decade, an extensive amount of research has been carried out to develop fall detection systems based...

Information and Communication Technologies (ICT) are pervasive in our urban neighborhoods, not just in terms of traditional computing devices but also in terms of embedded monitoring and control systems that manage our environment, in particular the energy consumption of our buildings, homes, outdoor lighting systems, traffic, and safety systems. H...

This chapter introduces the reader to the book. Main goal is to explain the background of this work and how the book can fulfill the needs of many different users. A short guide allows the reader to understand how to use the book depending on her/his own goals.

An important aspect of the management and control of modern data centers is cooling and energy optimization. Airflow and temperature measurements are key components for modeling and predicting environmental changes and cooling demands. For this, a wireless sensor network (WSN) can facilitate the sensor deployment and data collection in a changing e...

Supporting IPv6/UDP/CoAP protocols over Low Power Wide Area Networks (LPWANs) can bring open networking, interconnection, and cooperation to this new type of Internet of Things networks. However, accommodating these protocols over these very low bandwidth networks requires efficient header compression schemes to meet the limited frame size of these...

Cross Technology Interference (CTI) is a prevalent phenomenon in the 2.4 GHz unlicensed spectrum causing packet losses and increased channel contention. In particular, WiFi interference is a severe problem for low-power wireless networks as its presence causes a significant degradation of the overall performance. In this paper, we propose a proacti...

Radio frequency (RF) based indoor localisation techniques have gained much attention over the past nearly three decades. Such techniques can be classified as active and passive while passive systems can have either device-assisted or device-free characteristics. Device-free localisation can be a prominent research field as it transcends other devic...

This poster illustrates the problem statement, the motivation, and the challenges of bringing the Internet technologies into Low Power Wide Area Networks (LPWANs) domain.

Data centres are part of today's critical information and communication infrastructure, and the majority of business transactions as well as much of our digital life now depend on them. At the same time, data centres are large primary energy consumers, with energy consumed by IT and server room air conditioning equipment and also by general buildin...

For the development of reliable intra-vehicle low power wireless communication protocols, realistic wireless channel models are required. In this article, we present measurements taken in two different vehicles (compact passenger cars), one with a petrol and the other with an electric engine, with the aim to develop such channel models. We measured...

Channel State Information (CSI) obtained from commercial Wi-Fi chipsets has proven to be efficient in detecting human interaction with radio waves. However, there is a lack of analytical modelling to define the impact of human presence on multidimensional CSI vectors. Existing approaches include linear, parameter-less techniques to reduce signal sp...

This chapter presents an overview of the barriers to smart, demand-side interventions for neighborhoods and districts. Barriers are classified as political/regulatory, economic, social, and technological. Subsequently, drawing on experience from the COOPERaTE project, the specific challenges for the implementation of the Energy Positive Neighborhoo...

Energy Positive Neighborhoods and Smart Energy Districts: Methods, Tools, and Experiences from the Field is a comprehensive guide to this highly interdisciplinary topic. Monti et. al's combined experience make them the most qualified team of editors to explore the processes and tools involved in creating Energy Positive Neighborhoods and Smart Ener...

The increased introduction of individually wirelessly controlled LED light sources in conjunction with the need to retrofit those into existing buildings often leads to very dense wireless lighting networks. Current approaches for control message transmission in such systems are based on broadcasting messages among the many luminaires. However, ade...

*** Note: The provided text is the submitted version, I can't find the final version anymore, nor the TeX sources for that matter. Sorry about that. There were only minor changes for the final version.*** Location and occupancy are information of major interest for ubiquitous applications such as automated services. In this paper, we describe a no...

Accommodating multiple different applications on a single sensor node or within the same wireless sensor network (WSN) offers numerous benefits including reduced deployment cost and improved utilization of the physical substrate. This paper presents a new middleware for WSNs, called Motley. Motley, enables a shared infrastructure and multi-applicat...

We present a technique to identify transmission timing for IEEE802.15.4 based Wireless Sensor Networks (WSNs) in the presence of WiFi interference. Our technique is based on modeling WiFi traffic with a Modulated Markov Poisson Process (MMPP) model in order to enable us to predict when WiFi transmissions take place and avoid them. We have evaluated...

We present SMOG, a mechanism to build and maintain a highly accurate centralised full network topology model in wireless sensor networks. We evaluate its scalability, accu- racy, and reactivity in simulations and a testbed. Our findings show SMOG achieves high accuracy with low overhead.

Software Defined Networking (SDN) is emerging as a key technology to deal with the ever increasing network management burden created by our increasingly interconnected world. Wireless sensor network (WSN) are part of this interconnection, enabling to connect the physical world to the cyber world of the Internet and its networks. This connection of...

In-vehicle wireless sensor/actuator networks are subject to QoS requirements for real-time performance. These requirements, especially for randomly distributed traffic, are achieved by our improvements and optimizations of the Soft Real-Time Shared Time Slot (SRTST) MAC protocol. The proposed improvements target the upper delay limit of prioritized...

This paper presents an analysis of the performance of a dense wireless lighting control network under the impact of a broadcast storm. The analysis consists of models for the CSMA/CA mechanism and MAC operations specified by the IEEE 802.15.4 non-beacon enabled mode. The paper compares lighting networks of various densities, transmit powers and var...

The concept of Intelligent Transportation Systems (ITS) presents new R\&D challenges in the transportation and ICT sectors and is currently receiving considerable interest from the research community. The primary objective of ITS is the creation of advanced road traffic systems for improved traffic safety, efficiency, and travelling comfort. Applic...

In modern lighting systems, the introduction of wirelessly controlled LED light sources leads to very dense wireless lighting networks. Current approaches for control message transmission are based on broadcasting messages among many luminaires. However, adequate communication performance - in particular, sufficiently low latency and synchronicity...

The rapid growth in mobile traffic and broadband wireless connections, together with the advent of the Internet-of-Things call for novel mobile and wireless network management techniques, able to cope with an increasing number of challenges. Individual techniques can no longer be considered in isolation, but there must be a clear cooperation and cr...

This deliverable describes work on the creation of occupancy and movement pattern models using mobile phones and other sensory information. It provides a description of the localisation framework implemented for the detection of occupancy in built environments. The occupancy detection is based on an extension and adaptation of the MapUme localisati...

Unicast geo-routing protocols are reliant on a robust location service protocol to successfully seek the destination vehicle’s location. Furthermore successful V2X communication is reliant on the geo-routing protocol to successfully deliver the packet. In both cases successful packet delivery and robustness of the protocols is paramount, the failur...

This paper describes a low-energy test-bed installed in a building that integrates an electrical microgrid and a thermal system. The test-bed is controlled by following a hierarchical control strategy ranging from local controllers of subsystems to power system coordination and energy optimization. Experimental results of the test-bed operation (bo...

An emerging trend in many applications is to use resource-constrained wireless devices for machine-to-machine (M2M) communications. The observed proliferation of wireless embedded systems is expected to have a significant impact on future M2M applications if the services provided can be automatically discovered and accessed at runtime. In order to...