Searched for: subject%3A%22Positioning%22
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Kortman, Jelle (author)
In the semiconductor industry, integrated circuits with nanometre scale structures are manufactured on silicon wafers. Particle contamination on the topside of the wafer can result in the defectivity of the entire die. In the ever-increasing efforts to create smaller structures onto a wafer particle contamination becomes more restrictive to...
master thesis 2023
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Ronæs, Endre (author)
This report presents two different methods for controlling the remnant magnetisation state of a permanent magnet within a Hybrid Tunable Magnet Actuator. Addressing, individually, the desire for optimum energy efficiency and control accuracy. The purpose of this actuator is to track a quasi-static position reference without continuous thermal...
master thesis 2023
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de Boer, Jens (author)
A significant decrease in greenhouse gas emissions can be achieved by including a prediction of future power consumption in the control of ships’ power plants during transits. Moreover, including a prediction of power consumption in the Energy Management System (EMS) during Dynamic Positioning (DP) operations can also contribute to a reduction...
master thesis 2023
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Geers, Lisa (author)
Due to safety or preservation reasons, certain objects or areas need to be inspected regularly. Currently, the inspection of objects is mostly done in-person, which is labour-intensive and not very effective. With the use of drones, areas and objects can be inspected from new angles at a much faster rate. To effectively monitor these objects...
master thesis 2023
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Khodabandeh, A. (author), Teunissen, P.J.G. (author), Psychas, D. (author)
To obtain single-receiver Global Navigation Satellite System (GNSS) parameter solutions, the PPP-RTK user-filter combines measurements with time-correlated corrections that are separately computed by the filter of an external provider. The consequence of exercising such double-filtering is that the Kalman filter’s standard assumption of...
journal article 2023
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VilasBoas-Ribeiro, Iva (author), Franckena, Martine (author), van Rhoon, G.C. (author), Hernandez-Tamames, J.A. (author), Paulides, Margarethus M. (author)
Purpose: We studied the differences between planning and treatment position, their impact on the accuracy of hyperthermia treatment planning (HTP) predictions, and the relevance of including true treatment anatomy and position in HTP based on magnetic resonance (MR) images. Materials and methods: All volunteers were scanned with an MR...
journal article 2023
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Hou, P. (author), Zha, Jiuping (author), Liu, Teng (author), Zhang, Baocheng (author)
Precise point positioning-real-time kinematic (PPP-RTK), otherwise known as integer ambiguity resolution-enabled precise pointing positioning, has attracted much attention in recent years and has become state-of-the-art in the global navigation satellite system (GNSS) high-precision positioning community. This work reviews several PPP-RTK...
journal article 2023
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Romijn, J. (author), Vollebregt, S. (author), de Bie, Vincent G. (author), Middelburg, L.M. (author), el Mansouri, B. (author), van Zeijl, H.W. (author), May, Alexander (author), Erlbacher, Tobias (author), Leijtens, J.A.P. (author), Zhang, Kouchi (author), Sarro, Pasqualina M (author)
The next generation of satellites will need to tackle tomorrow's challenges for communication, navigation and observation. In order to do so, it is expected that the amount of satellites in orbit will keep increasing, form smart constellations and miniaturize individual satellites to make access to space cost effective. To enable this next...
journal article 2023
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Romijn, J. (author)
doctoral thesis 2022
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de Sonnaville, Rudolf (author)
Background<br/>One of VDL most complex products is the Wafer Handler a machine with the function of thermal conditioning, centering and aligning wafers for the subsequent photolithography processes. The function of centering a wafer is performed by a submodule of the WH, the Centring Unit (cu) Currently the CU has two main limitations which make...
master thesis 2022
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Papoulidou, Sofia (author)
Concrete elements, partially or entirely prefabricated are becoming more and more popular in engineering practice. The biggest challenge in this process is the realization of connections between components. These connections fall within two categories: Precast-to-precast connections with hardened parts and<br/>precast-to-in situ connections,...
student report 2022
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Shenoy, Rohan (author)
This Master's thesis project is conceived in two parts. <br/><br/>The first part is the research project and is titled &lt;&lt;The Art of Acquiring Flow&gt;&gt; where the study assesses an architect’s ability to experience ‘design flow’, during the ideation phase, based on the type of design tool utilized. In order to test the hypothesis, I...
master thesis 2022
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van Driessen, Laurens (author)
Increasing demand for higher precision machines is arising in the high-tech industry. Linear guides are often used to establish this highly accurate and highly repeatable motion. The amount and variation in preload play an important role in the total motion errors. The objective of this paper is to investigate the relation between preload and...
master thesis 2022
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Looman, Danny (author)
Underwater position estimation is challenging due to the absence of Global Navigation Satellite System (GNSS) signals. Underwater vehicles are typically equipped with a Doppler Velocity Log (DVL) that measures the velocity relative to the seafloor. Aside from the velocity, the DVL also measures the range of each of the four beams. When compared...
master thesis 2022
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Pecanins Martínez, Victor (author)
Several techniques have been proposed to reduce the swing at the input stage of a CTDSM. One of these is using a simple passive RC input stage. In prior works, this increased in-band quantization noise. In this paper, we use positive feedback to realize complex-conjugate poles with a passive input stage, obtaining the same noise-shaping as an...
master thesis 2022
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de Jong, Kees (author)
Shape changing active metamaterial could form the structural backbone of an object as well as deliver the actuation. The integration of these two functions saves design space and allows for creative topologies. The literature study of this thesis investigated smart material actuator solutions that could be used to enable such active...
master thesis 2022
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Eichenlaub, Jack (author)
Object-mediated fidgeting (pen clicking, ring spinning, paper folding, etc.) is a pervasive and often unaware human behavior. Despite its prevalence, fidgeting has no consensus cause or effect in existing scientific literature. This graduation project seeks to operationalize fidgeting through and with design to enable affect self-regulation, or...
master thesis 2022
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Yammiyavar Pradeep, Avanika (author)
Every human being and every conscious life form on this planet aims to be happy. Happiness is something everyone is after - consciously or unconsciously. People try to ‘achieve’ it through various actions that are meaningful to them. There are many definitions and interpretations of happiness. Gautam Buddha wisely once said- “There is no path to...
master thesis 2022
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Bai, Jingyuan (author)
With the trend of work-from-home and flexible working arising from the Covid-19 virus pandemic becoming increasingly popular, personal branding will play a growing role in the workplace. Practitioners in a few industries, such as public relations, have been at the forefront of personal branding and will continue to attract people from other...
master thesis 2022
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Triantafyllou, Giorgos (author)
Nowadays, humans rely in technology more and more when it comes to navigation and localisation and in many aspects of life as well. While most concepts related to localisation and navigation of outdoors environments are already well derived from various researches and softwares, the indoor environment remains a significantly unexplored area....
master thesis 2022
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