Sökning: "Bluetooth"

Visar resultat 1 - 5 av 47 avhandlingar innehållade ordet Bluetooth.

  1. 1. Bluetooth and Wireless Multihop Networks in Industrial Communication Systems

    Författare :Urban Bilstrup; Orazio Mirabella; Högskolan i Halmstad; []
    Nyckelord :NATURAL SCIENCES; NATURVETENSKAP; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; NATURVETENSKAP; TEKNIK OCH TEKNOLOGIER; NATURAL SCIENCES; ENGINEERING AND TECHNOLOGY; Bluetooth; industrial communication systems; short range devices; wireless multihop networks; wireless sensor networks; real-time communication; resource allocation; Computer engineering; Datorteknik; Datatransmission; Datatransmission;

    Sammanfattning : The objective of this thesis is to investigate the use of short-range wireless communication technology in industrial communication systems where there is a need for guaranteed timely delivery of correct information. Methods for achieving such capability are developed in the context of the physical layer, the data link layer and the application layer. LÄS MER

  2. 2. Algorithms and Protocols Enhancing Mobility Support for Wireless Sensor Networks Based on Bluetooth and Zigbee

    Författare :Javier García Castaño; Ylva Bäcklund; Miguel Ángel Valero Duboy; Mälardalens högskola; []
    Nyckelord :ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Algorithm; Bluetooth; Mobility; Protocol; Wireless Sensor Network; Zigbee.; Electronics; Elektronik; Elektronik;

    Sammanfattning : Mobile communication systems are experiencing a huge growth. While traditional communication paradigms deal with fixed networks, mobility raises a new set of questions, techniques, and solutions. This work focuses on wireless sensor networks (WSNs) where each node is a mobile device. LÄS MER

  3. 3. Technical Solutions for Internet-based Wireless Sensor Networks in e-Health Applications

    Författare :Jonas Wåhslén; Thomas Lind; Mats Björkman; KTH; []
    Nyckelord :ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; TEKNIK OCH TEKNOLOGIER; MEDICIN OCH HÄLSOVETENSKAP; ENGINEERING AND TECHNOLOGY; MEDICAL AND HEALTH SCIENCES; e-Health; ambient assisted living; Internet of things; wireless body sensor networks; sports technology; Bluetooth; Wi-Fi; time synchronisation; sensor data fusion; mobile phone sensor communication; device-to-device communication; E-hälsa; Internet of things; trådlösa kroppsnära sensornät; idrottste- knologi; Bluetooth; Wi-Fi; tidssynkronisering; dynamisk mjukvaruuppdatering; Teknik och hälsa; Technology and Health;

    Sammanfattning : E-Health technology has developed rapidly in the last decade. Body-worn sen- sors have developed from an idea to a reality. Today, wireless sensors can perform functions from measuring heartbeats to advanced motion recognition. However, the integration of the various available solutions is still lacking. LÄS MER

  4. 4. Synchronous and Concurrent Transmissions for Consensus in Low-Power Wireless

    Författare :Beshr Al Nahas; Chalmers University of Technology; []
    Nyckelord :NATURVETENSKAP; TEKNIK OCH TEKNOLOGIER; NATURAL SCIENCES; ENGINEERING AND TECHNOLOGY; Consesnsus; IoT; IIoT; Capture Effect; Distributed Computing; Wireless Networks; Sensing; TSCH; Bluetooth; Industrial Internet of Things; WSN; Concurrent Transmissions;

    Sammanfattning : With the emergence of the Internet of Things, autonomous vehicles and the Industry 4.0, the need for dependable yet adaptive network protocols is arising. Many of these applications build their operations on distributed consensus. For example, UAVs agree on maneuvers to execute, and industrial systems agree on set-points for actuators. LÄS MER

  5. 5. Towards Predictable and Reliable Wireless Communication in Harsh Environments

    Författare :Martin Ekström; Maria Lindén; Dag Stranneby; Mälardalens högskola; []
    Nyckelord :Wireless; Reliable; predictable; Bluetooth; Zigbee; hardware development; measurements; elektronik; Electronics;

    Sammanfattning : Wireless communication in industrial, scientific and medical applications have several benefits. The main benefits when using wireless technologies include ease-of-deployment, the simplicity to introduce new units into the network and mobility. LÄS MER