Results 11 to 20 of about 2,512,854 (275)

Spectrum sharing and cognitive radio [PDF]

open access: yes2009 International Conference on Ultra Modern Telecommunications & Workshops, 2009
Spectrum sharing has been the subject of a 3 year research programme organised by the UK's Virtual Centre of Excellence in Mobile and Personal Communications. Cognitive radio was identified as a key enabling technology to allow spectrum to be shared efficiently between terminals and networks.
Timothy J. Harrold   +5 more
openaire   +3 more sources

Spectrum utilization using game theory [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Master of Philosophy and awarded by Brunel University.Spectrum utilization is the most recent communications issue which takes great deal of attention from communication researchers where most of the efforts ...
Al-Banna, Zaineb
core   +7 more sources

Game theory for dynamic spectrum sharing cognitive radio [PDF]

open access: yes, 2013
This thesis was submitted for the degree of Doctor of Philosophy and was awarded by Brunel University on 21 June 2010.‘Game Theory’ is the formal study of conflict and cooperation.
Raoof, Omar
core   +7 more sources

Reinforcement Learning-based Spectrum Sharing for Cognitive Radio [PDF]

open access: yes, 2011
This thesis investigates how distributed reinforcement learning-based resource assignment algorithms can be used to improve the performance of a cognitive radio system.
Jiang, Tao
core   +6 more sources

Building trust via blockchain in UAV‐assisted ultra‐dense 6G cellular networks

open access: yesIET Blockchain, 2022
The ultra‐dense deployment of unmanned aerial vehicles (UAVs) as mobile small cell base stations (SBS) is expected to support ultra‐high‐speed, ultra‐reliable, and ultra‐low‐latency wireless connections in sixth generation (6G) wireless cellular networks.
Taotao Wang   +6 more
doaj   +1 more source

Enforcement and Spectrum Sharing: Case Studies of Federal-Commercial Sharing [PDF]

open access: yes, 2013
To promote economic growth and unleash the potential of wireless broadband, there is a need to introduce more spectrally efficient technologies and spectrum management regimes.
Altamimi, Mohammed   +7 more
core   +1 more source

A Consensus-Based Protocol for Spectrum Sharing Fairness in Cognitive Radio Ad Hoc and Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2012
Spectrum sharing fairness is an important topic in cognitive radio ad hoc networks (CRAHNs) and cognitive radio sensor networks (CRSNs). Consensus-based protocols can provide light-weight and efficient solutions for CRAHNs and CRSNs but the theoretical ...
Peng Hu, Mohamed Ibnkahla
doaj   +1 more source

Network slicing with spectrum sharing strategy in cognitive capacity harvesting network

open access: yesTongxin xuebao, 2021
To realizing the network slice with spectrum sharing in cognitive capacity harvesting network, a spectrum sharing strategy was proposed based on 4D conflict graph and opportunistic capacity.Firstly, a 4D conflict graph model for mesh network was built ...
Jie HUANG   +4 more
doaj   +2 more sources

A Cloud-Based Architecture for the Internet of Spectrum Devices Over Future Wireless Networks

open access: yesIEEE Access, 2016
The dramatic increase in data rates in wireless networks has caused radio spectrum usage to be an essential and critical issue. Spectrum sharing is widely recognized as an affordable, near-term method to address this issue. This paper first characterizes
Qihui Wu   +5 more
doaj   +1 more source

A New Bargaining Game-Based Unlicensed Spectrum Sharing Scheme for TVWS Platform

open access: yesIEEE Access, 2021
The rapid boosting in the Internet-of-Things (IoT) paradigm and the scarcity of available spectrum resources have hindered the improvement of capacity in 5G wireless network systems.
Sungwook Kim
doaj   +1 more source

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