Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 25 for “"TinyOS"”.
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Is IPv6 a Better Choice to Handle Mobility in Wireless Sensor Networks?
… wireless personal area networks (LoWPAN)) in TinyOS for statically distributed WSN and showed its comparative network performance with respect to the de facto routing protocol standard for TinyOS and WSN. This thesis extends such research effort to study the effect of node mobility on the …
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A measurement-based analysis of the interaction among MAC, network and application layers in wireless sensor networks
… throughput and loss on a large, real-world TinyOS and Mica2 mote-based tested. We report on different combinations of protocols using different application workloads and power-management schemes. This thesis analyzes the effects of various services provided by the different protocols, such …
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Enabling path planning and threat avoidance with wireless sensor networks
… implementation was built using the Cricket v2 / TinyOS platform, and the results from tests of the implementation are presented.
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Scoop : an adaptive indexing scheme for stored data in sensor networks
… built a complete implementation of Scoop for TinyOS mote [1] sensor network hardware and evaluated its performance on a 60-node testbed and in the TinyOS simulator, TOSSIM. Our results show that Scoop not only provides substantial performance benefits over alternative approaches on a range of …
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Compiling functional reactive macroprograms for sensor networks
… the essential core of the language on the TinyOS platform. This thesis presents the compiler as well as an intermediate language developed to serve as a Regiment compilation target.
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Design & implementation of a wireless sensor prototyping kit
… standards for academic research (Crossbow and TinyOS), with an emphasis on low cost and ease of development. This research has the dual goals of describing a classroom kit and developing a self-contained document providing background material suitable for an introductory project-based class on …
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Current Implementation of the Flooding Time Synchronization Protocol in Wireless Sensor Networks
… current and only FTSP implementation runs on the TinyOS platform and is fully available online on GitHub. However, this implementation contains flaws that make micro-second accuracy impossible. This study reports a complete FTSP implementation that achieves micro-second accuracy after applying …
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Intrusion Detection In Wireless Sensor Networks
… sensor field, a set of Berkley mica2 motes on TinyOS operating system is used. Different sensors such as pressure, light, and so on can be used to identify the presence of an intruder in the field. In our case, the light sensor is chosen for the detection. When an intruder crosses the monitored …
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Duty-Cycled Wireless Sensor Networks: Wakeup Scheduling, Routing, and Broadcasting
… a prototype implementation using Telosb and TinyOS 2.0 WSN platforms. We integrated our algorithms with the existing protocol stack in TinyOS, and compared them with the CSMA mechanism. Our implementation measurements illustrate the feasibility, performance trade-off, and effectiveness of the …
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Elaboració d'un protocol basat en XML per a una xarxa de sensors
… s'escriurà en llenguatge nesC dins el sistema tinyOS que és el sistema operatiu que equipen. La part d'explotació de les dades es desenvoluparà sota la plataforma .NET de Microsoft.
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TinyTermite: A Secure Routing Algorithm
… properly. TinyTermite is fully implemented on TinyOS based Intel Mote 2 platform and the experiments were done to compare its performance with that of the traditional Termite algorithm. The experimental results show that TinyTermite is significantly more secure against replay and sinkhole …
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Design, Analysis and Empirical Evaluation of Power Management in Multi-Hop Wireless Networks
… We also implement several modules and APIs in TinyOS 1.0 for time-synchronization, profiling the energy consumption and facilitating power management of small wireless devices. The effectiveness of the proposed power management protocols are corroborated by the measurement-based study using UCB …
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Plataforma modular e interfaces genéricas de transductores para redes de sensores inalámbricas
… de tesis, se ha portado el sistema operativo TinyOS al microcontrolador de la plataforma modular (un microcontrolador con núcleo 8051). La implementación (el porting) no existía previamente, y ha servido para establecer un marco de comparación entre la solución hardware y la software, …
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Security techniques for sensor systems and the Internet of Things
… checking to efficiently enforce memory safety on TinyOS applications. As security guarantees come at a cost, determining which resources to protect becomes important. Our solution, OptAll, leverages game-theoretic techniques to determine the optimal allocation of security resources in IoT …
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High-Performance Communication Protocols for Asynchronous Duty-Cycling Wireless Networks
… such as hop-count and ETX. Implemented in TinyOS on a testbed of MICAz sensor nodes, PW-MAC achieved the lowest energy consumption and delivery latency among the single-channel protocols, while EM-MAC significantly outperformed all other protocols tested. EM-MAC maintained the lowest duty …
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Service-Oriented Sensor-Actuator Networks
… TinySOA, a prototype SOSANET built on top of TinyOS with uRACER as its routing mechansim. TinySOA is designed as a set of layers with a loose interaction model that enables several cross-layer optimization options. We conducted an evaluation of TinySOA that included a comparison with TinyDB. …
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Energy Efficient Target Tracking in Wireless Sensor Networks: Sleep Scheduling, Particle Filtering, and Constrained Flooding
… implementation based on TelosB motes and TinyOS version 2.1.1. In the field experiments, we compared TPSS, VPF, CDPF, and CFlood algorithms/protocols to their respective competing efforts. Our implementation measurements not only verified the rationality and feasibility of the proposed …
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Cross-layer energy optimisation of routing protocols in wireless sensor networks
… these routing techniques on sensor nodes using TinyOS. I compared the average power consumption of the nodes and the precision of time synchronization with the corresponding parameters of a number of existing algorithms. All proposed schemes extend the network lifetime and due to their …
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Arquitectura de nodo inteligente para redes de sensores inalámbricas y escalables: aplicaciones en monitorización ambiental
… para redes de sensores inalámbricas llamado TinyOS. La finalidad del Framework propuesto es incrementar la escalabilidad y la ubiquidad de los nodos, permitiendo el uso de sensores e interfaces heterogéneas en la red. El funcionamiento e interés de este Framework se ha probado en un sistema …
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