Searched for: subject:"smartphone"
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van Ingen, Bart (author)
Pedestrian indoor localization is a problem yet to have a solution that is as generally accepted as the Global Positioning System is for outdoor localization. An infrastructure-independent option is to leverage the data from Inertial Measurement Unit (IMU) sensors to determine position. An advantage of this approach is that these sensors are...
master thesis 2020
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van den Heuvel, Johan (author)
Smartphone companies sell around 1.4 billion phones every year all across the world (Gouwens, 2020). The phones that are being sold, often replace a phone that is still working fine and we only use our phones on average for 2.7 years. This creates an enormous amount of e-waste. Fairphone believes in a fairer electronics industry by making a...
master thesis 2020
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Vette, Marek (author)
Ever since its invention in the 1930s, photoplethysmography (PPG) is a wide-spread technique used for health-monitoring. Via illumination of the human skin with a light source and capturing the light, an estimate of important physiological properties such as the heart rate can be made. This is commonly done with dedicated medical equipment, but...
master thesis 2020
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Ho, Tsai Cheng (author)
In Europe and Asia, people face a significant aging society(Gilroy, R., 2007). In Asia, Taiwan underlies one of the most aging countries (Chan, A., 2005). To give care to elderly citizens, some Taiwanese elderly people live at home, while others live in a care institution. For those who live in institutions, they may lose the connection with...
master thesis 2020
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Trimbach, Freek (author)
Smartphones and digital devices are ingrained within modern family life. While they provide many benefits they also create a social gap between parents and children. Interests of parents and children often do not align, as parents tend to prefer physical activities, showing a reluctance towards the prefered digital play of children (Hoika, E.,...
master thesis 2020
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Anker, Eva (author)
In the modern world, Smartphones are everywhere and Android is the most used operating system. <br/>To protect these devices against malicious actions, the behaviour of Android apps needs to be studied.<br/><br/>Current tooling does not provide complete insight into the behaviour of an Android app.<br/>A tool was built to observe what goes on...
master thesis 2020
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de Koning, Matthijs (author)
Smartphones have become an inseparable gadget and beneficial tool in our lives. Imagining a future without them would truly be impossible. When a new technology arrives, society needs time to adjust and become aware of the impact products have on people and our ways of behaving.. This always takes time. In the case of smartphones, the last few...
master thesis 2019
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van der Spree, Sander (author)
Artificial lights in our buildings have always been designed to be static for one purpose only; illumination. With the increasing interest in Visible Light Communication (VLC) and a crowded radio-frequency spectrum, static lights in our offices and rooms might not be ideal anymore. VLC can add extra services like high quality communication and...
master thesis 2019
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Kohlinger, Stephanie (author)
This research investigates the travel behavior of users of an integrated mobility platform. Passive revealed preference data is collected from a smartphone application for integrated mobility. This data, consisting of the choices in a multimodal journey planner, allows evaluating travel behavior in integrated environments with high ecological...
master thesis 2019
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Sorgedrager, Riemer (author)
This study focuses on automated malaria diagnosis in low quality blood smear images, captured by a low-cost smartphone based microscope system. The aim is to localize and classify the healthy and infected erythrocytes (red blood cells) in order to evaluate the parasitaemia in an infected blood smear. Due to the lower quality of the smartphone...
master thesis 2018
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van Wijk, Bryan (author), de Koning, Dorian (author), Lugtenburg, Jochem (author)
A start-up creates videos which users can watch to experience their running or cycling activity all over again. Currently, the company depends on external data sources to generate a video. To be less dependent on these sources the company wants to create their own tracking solution. This solution has to fit in their existing smartphone...
bachelor thesis 2017
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Ligtvoet, Birgit (author)
Contractors are moving from traditional maintenance to preventive maintenance. To apply preventive maintenance, up-to-date data is required which is unavailable. The goal is to research the applicability of crowdsensing to detect road pavement distresses, and to investigate how the positions of these detections can be used to gain information on...
master thesis 2017
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De Moes, A.F.A. (author)
Travelling through airports can be quite a stressful experience for passengers. Airlines, such as KLM, want to make the journey of their passengers through airports as comfortable as possible. This thesis proposes an indoor localization system for airlines called AirLoc. The research question was: "Which airport specific indoor localization...
master thesis 2017
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Andary, S.R. (author)
The rapid rise of our smart devices has enabled modern society to reach amazing levels of productivity in our lives. While the Graphical User Interface (GUI) utilised by these devices has played a substantial role, it has nevertheless caused the economy to be dependant on our attention, given rise to the multitasking paradox and has shown...
master thesis 2016
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Lee, S. (author)
This master thesis “Smartphone controlled home environments” aimed the integration of gesture control in the context of Smart living. Gesture control as one of the Natural User Interface, shows a limited usage, by mainly being used in the entertainment industry. The property of gesture control was seen to be potential to contribute to smart...
master thesis 2016
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Vasilakis, M. (author)
Nowadays, Visible Light Communication (VLC) has attracted the attention of the scientific community due to its great potential in creating smart communication links. Exploiting visible light modulations, could in time enable Internet connectivity via light lamps. Recent research studies have shown that modern smartphones have the ability to...
master thesis 2015
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Jockin, B.G.W. (author)
This research aims to uncover the factors influencing the customer acceptance of refurbished products. To gain insight in these factors, a quantitative study (N = 250) on the response of customers to the proposition of refurbished smartphones was conducted in cooperation with Fairphone. Fairphone is a social enterprise start-up, aiming to open...
master thesis 2015
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Bosma, S. (author), Smeding, R. (author)
A time-domain (TD) and a frequency-domain (FD) method for time offset (TO) compensation between received audio data are presented and implemented on Android smartphones and a processing computer. Simulations show the TD method is superior in almost all applications. Real-life experiments show the TD synchronization error is below 6 samples. A...
bachelor thesis 2015
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Van Wijngaarden, N. (author), Wouters, E.H. (author)
This thesis presents a comparison between two different beamforming algorithms, the delay-and-sum beamformer (DSB) and the minimum variance distortionless response (MVDR) beamformer using both objective and subjective metrics. Simulations and measurements have been performed on near-field scenarios with an ad-hoc microphone array. Microphones...
bachelor thesis 2015
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Salters, I.R. (author)
To meet the growing demand of mobile devices, it is important to regain and re-use the products, components and materials. The first steps are already taken by introducing new business models towards the circular economy. To stimulate these circular business models, suggestions are given how to change customer behaviour towards circular economy...
master thesis 2014
Searched for: subject:"smartphone"
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