Search for dissertations about: "Olov Schelén"

Showing result 11 - 15 of 15 swedish dissertations containing the words Olov Schelén.

2. 11. Tradeoff Analysis and Sharding of Blockchain Technology

   Author : Ahmed Afif Monrat; Olov Schelén; Karl Andersson; Stefanie Roos; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Blockchain; tradeoff; sharding; Pervasive Mobile Computing; Distribuerade datorsystem;

   Abstract : Blockchain is a secured, shared, and distributed ledger system that records and tracks resources without requiring a centrally trusted authority. In addition to cryptocurrency, blockchain can be used for supply chain, logistics, healthcare, energy industries, and other financial services. READ MORE

4. 12. Architectures for Automated Contractual Cooperation

   Author : Emanuel Palm; Ulf Bodin; Olov Schelén; Jerker Delsing; Alex Norta; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Ricardian contracts; industry 4.0; system-of-systems; blockchain; interoperability; e-contract; smart contract; Cyber-Physical Systems; Cyberfysiska system;

   Abstract : Every agreement freely entered into is a contract. Some are stated in front of witnesses, other are implied by actions, while yet other are meticulously recorded in lengthy documents. They specify the terms of collaboration and allow for disputes to be settled in a court of law. READ MORE

5. 13. The Performance, Interoperability and Integration of Distributed Ledger Technologies

   Author : Emanuel Palm; Ulf Bodin; Olov Schelén; Jerker Delsing; Peter Altmann; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; blockchain; distributed ledger; distributed ledger technologies; industry 4.0; smart industries; Industriell elektronik; Industrial Electronics;

   Abstract : In the wake of the financial crisis of 2008, Bitcoin emerged as a radical new alternative to the fiat currencies of the traditional banking sector. Through the use of a novel kind of probabilistic consensus algorithm, Bitcoin proved it possible to guarantee the integrity of a digital currency by relying on network majority votes instead of trusted institutions. READ MORE

6. 14. Digital Power of Attorney for Authorization in Industrial Cyber-Physical Systems

   Author : Sreelakshmi Vattaparambil Sudarsan; Olov Schelén; Ulf Bodin; Jerker Delsing; Panagiotis Papadimitratos; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Cyberfysiska system; Cyber-Physical Systems;

   Abstract : Since ancient times, there has been a practice to authorize individuals that we trust. Today, we grant credentials and privileges digitally, making authorization a crucial part of security control and extending its use cases beyond people and web applications. READ MORE

7. 15. Data structures for bandwidth reservations and quality of service on the Internet

   Author : Andreas Nilsson; Luleå tekniska universitet; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; Dependable Communication and Computation Systems; Kommunikations- och beräkningssystem;

   Abstract : This thesis deals firstly with ways to solve the problem of limited resource reservations over time, and secondly, handling conforming traffic in routers. At first glance these topics seem a bit unrelated, they are both related to quality of service (QoS) on the Internet and are cases of Algorithm Engineering applied in the field of Computer Networking. READ MORE