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.
Results
Showing 1 to 20 of 40 for “"real-time communication"”.
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Low-Latency Hard Real-Time Communication over Switched Ethernet
… in the demand for high-bandwidth networked real-time applications in cost-sensitive environments, a key issue is to take advantage of developments of commodity components that offer a multiple of the throughput of classical real-time solutions. It was the starting hypothesis of this …
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Real-time communication and control of a sensored physical environment
Thesis (M.Eng.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 2001.
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Security for Decentralised Service Location - Exemplified with Real-Time Communication Session Establishment
… Service Location, i.e. finding an application communication endpoint based on a Distributed Hash Table (DHT), is a fairly new concept. The precise security implications of this approach have not been studied in detail. More importantly, a detailed analysis regarding the applicability of …
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Real-time digital speech transmission over the Internet
This thesis describes a complete system for real-time digital speech communication over the Internet. A digital speech compressor is described, and a new real-time Internet protocol is designed. We focus on the mathematical representation of the system as well as its implementation providing …
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An analysis of low-earth-orbit-satellite communication systems
There is an ever increasing need for low-cost communication systems in the world. One such system, low-earth-orbit satellites, can provide store-and-forward, as opposed to real time, communication for many earth stations. The advantages and disadvantages of such a system is presented. Material …
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Effects of Feedback Video in Mediated Communication
… become a widely-used form of mediated personal communication. While other form of real-time communication such as face-to-face conversations or telephonic conversation, do not afford any form of feedback about self-presentation to individuals; video conferencing has the ability to provide a …
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Development of a remote IoT laboratory for cyber physical systems
… in the space sciences. The system utilizes real-time communication and web-based user control to create a distributed multi-user interface. Second, the laboratory is configured for a distributed sensor network with a single-user interface. The interconnected, real time, and smart system with …
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Measuring the Communicative Constitution of Partial Organizations as Complex Systems
… to track the emergence of an organization from real-time communication network data. My results demonstrate the complex interrelationship of the four flows, and how they relate to social phenomena such as information asymmetry, individual versus group interest, governance, and the development of …
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Real-Time Wireless Sensor-Actuator Networks for Cyber-Physical Systems
… Wireless sensor-actuator networks provide a new communication technology for a broad range of CPS applications such as process control, smart manufacturing, and data center management. Sensing and control in these systems need to meet stringent real-time performance requirements on communication …
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Real-Time and Energy-Efficient Routing for Industrial Wireless Sensor-Actuator Networks
… monitoring and control applications require real-time communication among sensors, controllers and actuators within end-to-end deadlines. Deadline misses may lead to production inefficiency, equipment destruction to irreparable financial and environmental impacts. Moreover, due to the large …
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Error Control in Wireless ATM Network
… Mode (ATM) protocol was designed to support real-time traffic steams over high quality links like fiber optics where the transmission error is extremely low. ATM performs poorly in an error-prone environment such as wireless communications. The purpose of this research is to investigate error …
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AI-driven smart cities: Digital twin simulation, V2X communication, and EV infrastructure optimization
… Digital Twin (DT) technology, Connected Vehicle Communication (C-V2X), and Electric Vehicle (EV) infrastructure optimization to advance smart city mobility solutions. The research presents a comprehensive framework leveraging real-time data analytics, machine learning, and simulation technologies …
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Stochastic optimal adaptive controller and communication protocol design for networked control systems
… the feedback control loops are closed through a real-time communication network. Many design challenges surface in such systems due to network imperfections such as random delays, packet losses, quantization effects and so on. Since existing control techniques are unsuitable for such systems, in …
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Advancing Video Communication: From WebRTC Quality Prediction to Green Applications
… understanding and measuring user experience in real-time video communication applications. Therefore, this dissertation presents novel approaches for Quality of Experience (QoE) prediction in Web Real-Time Communication (WebRTC)-based applications through multimodal analysis of naturally …
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Evaluating the Impacts of Connected Vehicle Technology on Evacuation Efficiency
… of delay, and increased the evacuation clearance time. An emerging paradigm called Connected Vehicle (CV) technology can provide real-time communication between vehicles in a traffic stream. The objectives of this research were to evaluate the impacts of CVs on evacuation from a downtown …
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Media, Representation, Persistence and Relief: the Role of the Internet in Understanding the Physical and Social Dynamics of Catastrophic Natural Hazards.
… or event-specific basis. The Internet allows for real-time communication and broadcasting of natural hazards information and provides an ever-growing archive of the temporal and spatial patterns within natural hazard event occurrence. Thus, an alternative technique of news media collation, using …
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Motion control and real-time systems: an approach to trajectory rebuilding in non-deterministic networks
… a perfect synchronization must be achieved. The real-time exchange of information in the distributed system that is nowadays an industrial plant plays an important role in order to achieve always better performance, better effectiveness and better safety. The network for connecting field devices …
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Scalability in Real-Time Systems
… and complexity of applications that run in real-time environments have posed demanding requirements on the part of the real-time system designer. It has now become important to accommodate the application complexity at early stages of the design cycle. Further, the stringent demands to …
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An Open Architecture for Versatile Machine and Actuator Control
… for each control application connected to it via real-time communication network. This technique is similar to that of a desktop PC. When using a peripheral device, such as a printer or scanner, the PC executes device driver software to calculate control values for the devices. These values are …
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Routing Support for Providing Guaranteed End-to-End Quality-of-Service
… networds are expected to support a wide range of real-time, communication-intensive applications. The quality-of-service (QoS) requirements for the timely delivery of multimedia information rase new challenges for the development of integrated-service broadband networks. One of the key issues is …
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