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Cognitive Radio With Software Defined Radio and Mimo for Future Generation Wireless Communication

Shashank Singh
2015 Journal of computer science and systems biology  
Acknowledgement We are thankful to the Faculty members of Computer Science and Engineering, Shri Ramswaroop University for their motivation and continuous support. Our special vote of thanks to Dr.  ...  A single cognitive radio will communicate with several non-cognitive radio stations like femto-cell requires cognitive functionality to communicate with non-cognitive cell-phones at many instances.  ...  Cognitive radio requires an expandable radio device and SDR provides platform for cognitive radio. Cognitive radio is comprised of a control layer on "top" of an agile software defined radio.  ... 
doi:10.4172/jcsb.1000184 fatcat:j5bimeabffglxake2ueoh44hay

Development Framework for Implementing FPGA-Based Cognitive Network Nodes

Jorg Lotze, Suhaib A. Fahmy, Juanjo Noguera, Baris Ozgul, Linda Doyle, Robert Esser
2009 GLOBECOM 2009 - 2009 IEEE Global Telecommunications Conference  
By abstracting away the details of hardware reconfiguration, radio designers can implement FPGAbased cognitive nodes much as they would do for a software implementation.  ...  We apply the proposed framework to the design and implementation of a receiver node that works in two modes: discovery, where it uses spectrum sensing to find a radio transmission, and communication, in  ...  Runtime reconfigurability is a requirement for cognitive radios but the platforms that support it are cumbersome to develop for.  ... 
doi:10.1109/glocom.2009.5425633 dblp:conf/globecom/LotzeFNODE09 fatcat:ctllzyzflbdqlpgbthvo6jufla

A survey of next generation mobile communications research in China

JinFeng Tian, XiaoYing Zheng, HongLin Hu, XiaoHu You
2011 Chinese Science Bulletin  
These technologies are the building blocks of 4G and contribute largely to the requirements of International Mobile Telecommunications Advanced (IMT-Advanced).  ...  With the rapid development of wireless communication networks, the fourth generation (4G) has emerged to move beyond the limitations of the third generation (3G), with increased bandwidth, enhanced quality  ...  Cognitive radio, built on a software radio platform, is a context-aware intelligent radio potentially capable of autonomous reconfiguration by learning from and adapting to the communication environment  ... 
doi:10.1007/s11434-011-4658-x fatcat:jjogniiigrgw7cdbgekdbkkeci

A flexible QoE framework for video streaming services

Alberto Alvarez, Sergio Cabrero, Xabiel G. Paneda, Roberto Garcia, David Melendi, Rafael Orea
2011 2011 IEEE GLOBECOM Workshops (GC Wkshps)  
This call is more critical to developing nations that strive to modernize their critical Internet infrastructure making it future proof and protecting their investments.  ...  INDUSTRY TECHNICAL PRESENTATIONS spanning all areas of the network from the wireless physical layer to heterogeneous networks encompassing pico and femto cells, and relays.  ...  Already SDR-based multiband radios are changing and enhancing approaches to achieving interoperability, and cognitive, reconfigurable radios can provide significant flexibility that is critical for communications  ... 
doi:10.1109/glocomw.2011.6162377 dblp:conf/globecom/AlvarezCPGMO11 fatcat:i7hnln7zufc2jjqq3kqokyrxom

Cognitive Radio for Smart Grids: Survey of Architectures, Spectrum Sensing Mechanisms, and Networking Protocols

Athar Ali Khan, Mubashir Husain Rehmani, Martin Reisslein
2016 IEEE Communications Surveys and Tutorials  
Index Terms-Advanced metering infrastructure (AMI), communication architecture, cognitive radio network (CRN), smart grid (SG).  ...  The reliable, efficient, and intelligent management of complex power systems requires integration of high-speed, reliable, and secure data information and communication technology into the SGs to monitor  ...  An energy consumption model for a cognitive mobile network with small/ femto cells in the SG context has been proposed in [185] , [187] .  ... 
doi:10.1109/comst.2015.2481722 fatcat:rnchxiumhndqho5tlumonfdoxi

Green Wireless Networking

Prachi P, Nisha Sharma, Suruchi Nehra
2015 International Journal of Computer Applications  
cells and relay; in totting up, also encompass the walkie-talkie store supervision and the cognitive walkie-talkie .  ...  After that, accent on recounting the approach anticipated by exposition a good quality of reference from documentation.  ...  CR (cognitive radio) CR can be defined as follows "a radio frequency transmitter/receiver that is designed to intelligently detect whether a particular segment of the radiospectrum is currently in use,  ... 
doi:10.5120/ijca2015906009 fatcat:oeavk6ihwrhpzejcvv6hhzhhee

A Survey of Rate-optimal Power Domain NOMA with Enabling Technologies of Future Wireless Networks [article]

Omar Maraqa, Aditya S. Rajasekaran
2020 arXiv   pre-print
When the power domain is used to multiplex the users, it is referred to as PD-NOMA.  ...  is combined with one or more of the candidate schemes and technologies for B5G networks including MISO, MIMO, mMIMO, advanced antenna architectures, mmWave and THz, CoMP, cooperative communications, cognitive  ...  ACKNOWLEDGMENTS The authors would like to thank King Fahd University of Petroleum & Minerals (KFUPM) for supporting this work through grant number SB191049.  ... 
arXiv:1909.08011v4 fatcat:xlt7aul75zhozkb2stpbs4q2fm

Interference Management In Lte-Based Hetnets: A Practical Approach

Oriol Font-Bach, Nikolaos Bartzoudis, Antonio Pascual-Iserte, Miquel Payaró, Luis Blanco, David López Bueno, M. Molina
2015 Zenodo  
be prototyped in real-time signal processing platforms in order to be credibly verified.  ...  A typical example is encountered in cellular communications where macrocell-edge users receive interference from small cell transmissions that use the same radio frequency band.  ...  ACKNOWLEDGEMENTS The research leading to these results has received funding from the European Commission in the framework of the FP7 Network of Excellence  ... 
doi:10.5281/zenodo.51612 fatcat:g3qqjklepnflpov27lnc22eija

Will SDN be part of 5G?

Zainab Zaidi, Vasilis Friderikos, Zarrar Yousaf, Simon Fletcher, Mischa Dohler, Hamid Aghvami
2018 IEEE Communications Surveys and Tutorials  
In order to determine the technology readiness of SDN solutions in the context of 5G networks, this survey paper attempts to identify all important obstacles in the way, and looks at the state of the art  ...  This survey is different from the previous surveys on SDN-based mobile networks as it focuses on the salient problems and discusses solutions proposed within and outside SDN literature.  ...  A reconfigurable and programmable SDR platform is proposed in [49] which uses hybrid FPGA to meet all timing requirements instead of GPP.  ... 
doi:10.1109/comst.2018.2836315 fatcat:4pto3cjdffebhbqxiuav44pm74

Will SDN be part of 5G? [article]

Zainab Zaidi, Vasilis Friderikos, Zarrar Yousaf, Simon Fletcher, Mischa Dohler, Hamid Aghvami
2018 arXiv   pre-print
This survey is different from the previous surveys on SDN-based RAN as it focuses on the salient problems and discusses solutions proposed within and outside SDN literature.  ...  disruptive nature of SDN deployment, business cases and monetization of SDN related upgrades, latency of general purpose processors (GPP), and additional security vulnerabilities, softwarization brings along to  ...  A reconfigurable and programmable SDR platform is proposed in [49] which uses hybrid FPGA to meet all timing requirements instead of GPP.  ... 
arXiv:1708.05096v2 fatcat:keyjxky2u5gobgeehu6zl2z6xq

Economic Aspects of CR Policy and Regulation [chapter]

Keith Nolan, Vânia Gonçalves
2014 Signals and Communication Technology  
This chapter turns to evaluation of techno-economic aspects of CR 6 development and regulation, considering both the attractiveness of existing reg-7  ...  For example to realise an optimal allocation of 1501 spectrum to femto-cells that takes account of the actual user demand without 1502 affecting the macro network.  ...  to provide DA to vacant TV ETSI's Reconfigurable Radio Systems Technical Committee on CRs and SDRs. 357 In general, there are many regulatory bodies that show interest in developing 358 standards or defining  ... 
doi:10.1007/978-3-319-04022-6_4 fatcat:gm72ergycjbahfi3ec2shzd2o4

COCORA 2014 The Fourth International Conference on Advances in Cognitive Radio

Pascal Lorenz
2014 Foreword The Fourth International Conference on Advances in Cognitive Radio (COCORA 2014), held between February 23 rd-27 th   unpublished
The main challenge for a cognitive radio is to detect the existence of primary users reliably in order to minimize the interference to licensed communications.  ...  Effects as hidden node, shadowing, fading lead to uncertainties in a channel; collaboration has been proposed as a solution.  ...  ACKNOWLEDGMENT The authors wish to thank the Applied Microwave and Electromagnetics Laboratory (LEMA), Signal Processing Laboratory (LAPS), Federal University of Campina Grande (UFCG), the Federal Institute  ... 
fatcat:z2qw6ycq3bclfl6yg2kmbdec6e

Deep Reinforcement Learning for Energy-efficient Multi-channel Transmissions in 5G Cognitive HetNets: Centralized, Decentralized and Transfer Learning based Solutions

Anastasios Giannopoulos, Sotirios Spantideas, Nikolaos Kapsalis, Panagiotis Karkazis, Panagiotis Trakadas
2021 IEEE Access  
The algorithm aims to maximize the EE of the system by regulating the transmission power of the downlink channels and reconfiguring the user association scheme.  ...  To directly compare different DQN-based approaches, a centralized (C-DQN), a multi-agent (MA-DQN) and a transfer learning-based (T-DQN) method are deployed to address whether their applicability is beneficial  ...  (v) The developed methodology may be effortlessly extended to include multi-tier network models (e.g. pico, femto cells and IoT devices) with diverse power constraints, various network topologies and different  ... 
doi:10.1109/access.2021.3113501 fatcat:bqdpx4czzfdafkdxstqu37zfju

Deep Reinforcement Learning for Energy-efficient Multi-channel Transmissions in 5G Cognitive HetNets: Centralized, Decentralized and Transfer Learning based Solutions

Anastasios Giannopoulos, Sotirios Spantideas, Nikolaos Kapsalis, Panagiotis Karkazis, Panagiotis Trakadas
2021 Zenodo  
The algorithm aims to maximize the EE of the system by regulating the transmission power of the downlink channels and reconfiguring the user association scheme.  ...  To directly compare different DQN-based approaches, a centralized (C-DQN), a multi-agent (MA-DQN) and a transfer learning-based (T-DQN) method are deployed to address whether their applicability is beneficial  ...  (v) The developed methodology may be effortlessly extended to include multi-tier network models (e.g. pico, femto cells and IoT devices) with diverse power constraints, various network topologies and different  ... 
doi:10.5281/zenodo.5652641 fatcat:zcbo5ehiqrc3dex2g2z3hzycey

Swarm Intelligence for Next-Generation Wireless Networks: Recent Advances and Applications [article]

Quoc-Viet Pham, Dinh C. Nguyen, Seyedali Mirjalili, Dinh Thai Hoang, Diep N. Nguyen, Pubudu N. Pathirana, Won-Joo Hwang
2020 arXiv   pre-print
Firstly, we provide an overview of SI techniques from fundamental concepts to well-known optimizers.  ...  In such a network, a very large number of devices and applications are emerged, along with heterogeneity of technologies, architectures, mobile data, etc., and optimizing such a network is of utmost importance  ...  Fig. 3 : 3 Fig.3: Illustration of a three-tier HetNet, including macro cell, pico cell, and femto cell.  ... 
arXiv:2007.15221v1 fatcat:ysap6mdfcvdbtcwojnmvvbrjdu
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