P
Panagiotis Demestichas
Researcher at University of Piraeus
Publications - 316
Citations - 5130
Panagiotis Demestichas is an academic researcher from University of Piraeus. The author has contributed to research in topics: Cognitive radio & Quality of service. The author has an hindex of 29, co-authored 307 publications receiving 4690 citations. Previous affiliations of Panagiotis Demestichas include National Technical University of Athens & University of Puerto Rico at Carolina.
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Journal ArticleDOI
Intelligent Transportation Systems
TL;DR: The scope of this article is to introduce novel functionality for providing knowledge to vehicles, thus jointly managing traffic and safety and to issue directives to the drivers and the overall transportation infrastructure valuable in context handling.
Journal ArticleDOI
5G on the Horizon: Key Challenges for the Radio-Access Network
Panagiotis Demestichas,Andreas Georgakopoulos,Dimitrios Karvounas,Kostas Tsagkaris,Vera Stavroulaki,Jianmin Lu,Chunshan Xiong,Jing Yao +7 more
TL;DR: This article provided an overview for delivering intelligence toward the 5G of wireless/mobile broadband by taking into account the complex context of operation and essential requirements such as QoE, energy efficiency, cost efficiency, and resource efficiency.
Journal ArticleDOI
Enabling smart cities through a cognitive management framework for the internet of things
Panagiotis Vlacheas,Raffaele Giaffreda,Vera Stavroulaki,Dimitrios Kelaidonis,Vassilis Foteinos,Giorgos Poulios,Panagiotis Demestichas,Andrey Somov,Abdur Rahim Biswas,Klaus Moessner +9 more
TL;DR: A cognitive management framework for IoT is proposed, in which dynamically changing real-world objects are represented in a virtualized environment, and where cognition and proximity are used to select the most relevant objects for the purpose of an application in an intelligent and autonomic way.
Journal ArticleDOI
5G Mobile: Spectrum Broadening to Higher-Frequency Bands to Support High Data Rates
TL;DR: A new network architecture for higher-frequency communications is proposed, which is featured with load-centric backhauling, multiple-frequency transmission, and intelligent control techniques.
Journal Article
Functional architecture
George Dimitrakopoulos,Panagiotis Demestichas,Aggelos Saatsakis,Kostas Tsagkaris,Aristi Galani,Jens Gebert,Klaus Nolte +6 more
TL;DR: This work comprises an advancement of the FA that has been initially proposed within end-to-end reconfigurability - phase 2 (E2R II) project and has been enhanced to incorporate cognitive and self-x capabilities to address the newly born B3G challenges.