document

Testing Intermittent Battery-free Systems

Fijneman, Mark (author)

Existing tools for debugging battery-free applications are limited to specific architectures or require code changes of the Device Under Test (DUT) to function. These tools also cannot measure the efficiency of the application designed for battery-free systems. Currently, there is a lack of independent broad comparisons of intermittent systems....

master thesis 2023

document

Optimizing Connection Establishment and Parameter Adaptation in Bluetooth Low-Energy for Intermittently-powered Devices

Prins, Nathan (author)

The growing field of research into batteryless or intermittent systems has enabled Internet of Things applications that were previously impossible. For example, the FreeBie system recently introduced Bluetooth Low-Energy (BLE)<br/>to intermittent devices, making medium to long range bi-directional communication a reality for the first time....

master thesis 2022

document

Device Type Classification of Internet of Things Devices on Low-End Dedicated Hardware Devices

Thiessen, Sven (author)

The uprise of the Internet of Things (IoT) has been a hot topic for several years. While many see these devices and think they bring ease to their lives, it is far from reality. Researchers found many privacy and security problems within these devices in the last years. The popularity of these devices causes many users to bring a device into...

master thesis 2022

document

Massive Uncoordinated Multiple Access for Beyond 5G

Mohammadkarimi, M. (author), Dobre, Octavia A. (author), Win, Moe Z. (author)

Existing wireless communication systems have been mainly designed to provide substantial gain in terms of data rates. However, 5G and Beyond will depart from this scheme, with the objective not only to provide services with higher data rates. One of the main goals is to support massive machine-type communications (mMTC) in the Internet-of-Things...

journal article 2022

document

A Current Re-Use Quadrature RF Receiver Front-End for Low Power Applications: Blixator Circuit

Barzgari, Mohammad (author), Ghafari, A. (author), Meghdadi, Masoud (author), Medi, Ali (author)

This article presents the theory and implementation of a quadrature and differential RF front-end receiver. Combining balun, low-noise amplifier (LNA), mixer, and oscillator in a single stage, the proposed circuit, named the Blixator, is well suited for low-power applications. The baseband's transimpedance amplifier (TIA) also shares part of...

journal article 2022

document

Deep Dive into the IoT Backend Ecosystem

Saidi, Said Jawad (author), Matic, Srdjan (author), Gasser, Oliver (author), Smaragdakis, G. (author), Feldmann, Anja (author)

Internet of Things (IoT) devices are becoming increasingly ubiquitous, e.g., at home, in enterprise environments, and in production lines. To support the advanced functionalities of IoT devices, IoT vendors as well as service and cloud companies operate IoT backendsÐthe focus of this paper. We propose a methodology to identify and locate them...

conference paper 2022

document

Accountable AI for Healthcare IoT Systems

Bagave, P. (author), Westberg, M. (author), Dobbe, R.I.J. (author), Janssen, M.F.W.H.A. (author), Ding, Aaron Yi (author)

Various AI systems have taken a unique space in our daily lives, helping us in decision-making in critical as well as non-critical scenarios. Although these systems are widely adopted across different sectors, they have not been used to their full potential in critical domains such as the healthcare sector enabled by the Internet of Things (IoT)...

conference paper 2022

document

A Comparative Study on Lightweight Authentication Protocols for IoT

Eckhardt, Thomas (author)

Wireless Sensor Networks(WSN's) are networks of sensor that wirelessly communicate to each other. The communication of these sensors needs to be secured to prevent leaking of potentially sensitive information of the data sent between the user, gateway and sensors. For WSN's lightweight authentication, protocols have been developed in order to...

bachelor thesis 2021

document

Blockchain-based solutions for privacy in the Internet of Things Smart Environment

Darbari, Shubhankar (author)

The expansion of the Internet and wireless access has led to a widespread increase of Internet of Things applications. These smart devices are becoming a daily aspect of our lives. All the convenient and automated services provided by smart devices come from a centralized service provider. This service provider has access to all the personal...

bachelor thesis 2021

document

CHIIoT 2: 2nd Workshop on Computer Human Interaction in IoT Applications

Liang, Rong Hao (author), Chiumento, Alessandro (author), Zuniga, Marco (author), Pawełczak, Przemysław (author), Funk, Mathias (author), Chuang, Yaliang (author), Frens, Joep (author)

The CHIIoT workshop series brings together researchers and practitioners from human-computer interaction (HCI) design, computer science, and electrical engineering working on new challenges in industry and academia. In EICS 2021, This workshop will provide a platform for participants to review and discuss challenges and opportunities in the...

conference paper 2021

document

Influence of Industry 4.0 on supply chain resilience: The case of chlor-alkali supply chain: A qualitative case study of the chlor-alkali supply chain

Chittur Ramasubramaniam, Subbaraman (author)

The usage of Industry 4.0 technologies isgaining a lot of popularity in the context of manufacturing industries. Theyoffer improvements to the traditional manufacturing environment by offeringmore connectivity and integration in the business processes. Many companies aremoving towards these technologies to harness these...

master thesis 2020

document

EDIRO: Edge-driven IoT Resource-aware Orchestration Framework for Collaborative Processing in Large Scale Internet of Things

Agrawal, Niket (author)

Edge computing extends the cloud computing capabilities to the edge of the network to facilitate processing of the data in the close proximity of its generation. It augments the deployment of several applications in the Internet of Things (IoT) domain which demand low latency and near real-time response for their reliable operation. However, the...

master thesis 2020

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Enhancing the internet of things with knowledge-driven software-defined networking technology: Future perspectives

Li, Yuhong (author), Su, Xiang (author), Ding, Aaron Yi (author), Lindgren, Anders (author), Liu, Xiaoli (author), Prehofer, Christian (author), Riekki, Jukka (author), Rahmani, Rahim (author), Tarkoma, Sasu (author), Hui, Pan (author)

The Internet of Things (IoT) connects smart devices to enable various intelligent services. The deployment of IoT encounters several challenges, such as difficulties in controlling and managing IoT applications and networks, problems in programming existing IoT devices, long service provisioning time, underused resources, as well as...

review 2020

document

Guidelines for designing Blockchain based bike-sharing services

de Witt, David (author)

In this thesis, guidelines are proposed for designing a Blockchain based bike-sharing service. These guidelines are based upon the design process of a circular bike-sharing service DAO (Decentralized Autonomous Organisation) which was designed as a use-case for this project. This thesis also describes the design process of this DAO and what this...

master thesis 2019

document

Keeping Track of Time on Energy Harvesting Systems

de Winkel, Jasper (author)

Energy-harvesting devices have enabled Internet of Things applications that were impossible before. Power failures are the norm for these battery-less devices, imposing a challenge to maintain a continued notion of time on these energy restricted devices. To address this challenge we introduce a novel time measurement architecture for energy...

master thesis 2019

document

Analyzing the Applicability of Kubernetes for the Deployment of an IoT Publish/Subscribe System

Tavakkoli, Maryam (author)

With the increased availability and affordability of miniature computing devices,<br/>such as sensors, the era of Internet of Things (IoT) has arrived. Meanwhile, the developments of the cellular mobile technologies and emerge of 5G accelerated the adoption of IoT scenarios within mobile networks. Rapid growth in the number of IoT devices has...

master thesis 2019

document

LoRa Localisation in Cities with Neural Networks

Nguyen, Tuan Anh (author)

Billions of wireless devices are interconnected to provide services to many<br/>aspects of life and form The Internet of Things. These devices which are<br/>often battery-powered and energy efficient can benefit greatly from an ac-<br/>curate localisation service that does not consume extra energy. Several loc-<br/>alisation methods have been...

master thesis 2019

document

Innovation in Internet of Things: Designing an innovation process for Hilti to identify and protect business-relevant ideas in the area of Internet of Things

Hochuli, Silvio (author)

The construction industry is undergoing a significant change driven by the emergence of new technologies. Digitalization is transforming the sector with the Internet of Things (IoT) being one of its core enablers. As a leading multinational organization that provides cutting-edge tools, technologies, software and services for the global...

master thesis 2019

document

Establishing Business Ecosystems for Smart Living services: A case study on how to improve the robustness of the underlying networked Business Model

Koorevaar, Lennart (author)

Smart Living falls under the broader rubric of Internet of Things (IoT) and is described as a residence with connected technologies that are able to anticipate and respond to occupants’ emotional, rational, social, economic, and physical needs. Because Smart Living services have a networked nature, collaboration between actors in the business...

master thesis 2019

document

Edge Computing on the Rise: Towards a Business Model Tool for Analyzing the Potential of Edge Computing for IoT Applications

Huisman, Michiel (author)

Edge computing can deliver substantial value to the general idea of the Internet of Things (IoT). However, there is a myriad of potential IoT applications for edge computing. Stakeholders are left with uncertainty about how the business potential of edge computing for these IoT applications can be identified. This research contributes in solving...

master thesis 2019