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Spectrum sensing testbed design for cognitive radio applications

Mehmet Bahadir Celebi, Hasari Celebi, Huseyin Arslan, Khalid Qaraqe
2011 2011 IEEE 19th Signal Processing and Communications Applications Conference (SIU)  
The aim of this work is to provide a CR environment for spectrum sensing algorithms to perform a comparative study considering wireless microphone (WM) signals for research and educational purposes.  ...  Equipments are controlled through MATLAB instrument control toolbox to carry out CR capabilities specified by IEEE 802.22 WRAN standard.  ...  ACKNOWLEDGEMENT Fig. 1 : 1 A snapshot of the spectrum sensing testbed. III. A CASE STUDY: WIRELESS MICROPHONE SIGNAL DETECTION A.  ... 
doi:10.1109/siu.2011.5929683 fatcat:6s7fr3mauvamjan5dndkcj5noe

A Survey on Rural Broadband Wireless Access Using Cognitive Radio Technology: IEEE 802.22 Wireless Regional Area Networks

M.Ravi Kumar, S.Manoj Kumar, M. balajee
2013 Universal Journal of Communications and Network  
Here is the upcoming solution for that which is implemented by IEEE .The IEEE 802.22 standard defines a system for a Wireless Regional Area Network i.e.  ...  and IEEE 802.16 WiMAX and IEEE 802.22 WRAN.  ...  Acknowledgements We are thankful to GMR Institute of Technology, Rajam, AP, India and all our faculty members of Information Technology Department for their encouragement and whole hearted cooperation.  ... 
doi:10.13189/ujcn.2013.010105 fatcat:jvqjuozuujdfri6nm7t4fcrsmu

Adaptive spectrum sensing of wireless microphones with noise uncertainty

Mai H. Hassan, Omar A. Nasr
2011 2011 IEEE 22nd International Symposium on Personal, Indoor and Mobile Radio Communications  
This paper focuses on detecting wireless microphone signals in the presence of noise uncertainty.  ...  Power Spectrum Density (PSD)-based sensing has been proposed in the literature as the best sensing algorithm for wireless microphones.  ...  Therefore, the main task in spectrum sensing for IEEE 802.22 WRAN is to detect the existence of the DTV signal as well as wireless microphone signals that maybe operating in the DTV bands.  ... 
doi:10.1109/pimrc.2011.6140000 dblp:conf/pimrc/HassanN11 fatcat:l6hhenthwvdrxo6k353p65w6q4

Coexistence challenges for heterogeneous cognitive wireless networks in TV white spaces

Chittabrata Ghosh, Sumit Roy, Dave Cavalcanti
2011 IEEE wireless communications  
This has motivated several standardization efforts such as IEEE 802.22, 802.11af, 802.19 TG1, and ECMA 392 for furthering cognitive networking.  ...  Specifically, multiple co-located secondary networks are expected to use TVWS, each with distinct requirements (bandwidth, transmission power, and different system architecture and device types) that must  ...  The FCC rules also define sensing requirements: DTV and wireless microphone signals must be detected at a received signal level of -114 dBm.  ... 
doi:10.1109/mwc.2011.5999761 fatcat:quwg42akjrhyhh4q7glrvzyp44

White Space Communication Systems: An Overview of Regulation, Standardization and Trial

Hiroshi HARADA
2014 IEICE transactions on communications  
Then regarding status of standardization for TVWS devices, IEEE 802 and IEEE 1900 standards are summarized.  ...  Finally ongoing pilot projects and trials of WS communications in the world are summarized, and trends and future direction of research on WS communication systems are summarized.  ...  This research was conducted under a contract of R&D for radio resource enhancement, organized by the Ministry of Internal Affairs and Communications, Japan.  ... 
doi:10.1587/transcom.e97.b.261 fatcat:de5wsxbfubgn7jkj53e6xia2em

IEEE Standards Supporting Cognitive Radio and Networks, Dynamic Spectrum Access, and Coexistence

Matthew Sherman, Apurva Mody, Ralph Martinez, Christian Rodriguez, Ranga Reddy
2008 IEEE Communications Magazine  
ACKNOWLEDGMENTS The authors would like to thank Steve Shellhammer, Chair of IEEE 802.19, for his helpful interactions regarding this article.  ...  Several of the reviewers also provided helpful comments that were greatly appreciated.  ...  To facilitate their detection, a beacon signal will be constantly transmitted from specialized devices that will accompany the wireless microphone base stations.  ... 
doi:10.1109/mcom.2008.4557045 fatcat:kgjeombyinhdlamdxbnxtcasbi

A Survey on Coexistence in Heterogeneous Wireless Networks in TV White Spaces

Hëna Maloku, Zana Limani Fazliu, Mimoza Ibrani
2018 Wireless Communications and Mobile Computing  
With the advent of analog to digital transition in TV broadcasting, a substantial amount of spectrum has become available in TV bands.  ...  Considering that these frequencies are commonly licensed, besides primary user detection, a serious challenge remains the detection and identification of other secondary devices and networks.  ...  Acknowledgments This work has been supported by the Ministry of Education, Science and Technology of Republic of Kosovo.  ... 
doi:10.1155/2018/7256835 fatcat:tij5oxfsp5f5dotsqtk7wbabky

A survey of MAC issues for TV white space access

You Han, Eylem Ekici, Haris Kremo, Onur Altintas
2015 Ad hoc networks  
The opening of TV white space (TVWS) bands for cognitive access is one of the first tangible steps to solve spectrum scarcity problem in current wireless networks.  ...  of the TVWS spectrum.  ...  IEEE 802.22: In July 2011, the IEEE 802.22-2011standard was published [65] . The 802.22 standard is dedicated to Wireless Regional Area Networks (WRANs).  ... 
doi:10.1016/j.adhoc.2014.11.009 fatcat:2dl4amo5brddbd6bzald2rxirm

Developing a standard for TV white space coexistence: technical challenges and solution approaches

Tuncer Baykas, M. Kasslin, M. Cummings, Hyunduk Kang, Joe Kwak, R. Paine, A. Reznik, R. Saeed, Stephen J. Shellhammer
2012 IEEE wireless communications  
The main focus of the paper is IEEE P802.19.1 standardization project, including its requirements and system design and major technical challenges ahead.  ...  Coexistence between these networks is essential in order to provide a high-level quality of service (QoS) to end users.  ...  In addition sensingonly devices must be able to detect wireless microphone signals at -107 dBm. Laboratory and field tests by FCC are mandatory for the approval of sensing-only devices.  ... 
doi:10.1109/mwc.2012.6155872 fatcat:lelovjoimjfshoesxkyoxb4a4q

A Survey of Cognitive Radio Access to TV White Spaces

Maziar Nekovee
2010 International Journal of Digital Multimedia Broadcasting  
It examines the spectrum opportunity and commercial use cases associated with this form of secondary access.  ...  This paper reviews the state-of-the-art in technology, regulation, and standardisation of cognitive access to TVWS.  ...  The author would like to thank the European Union for providing partial funding of this work through the EU FP7 project INFSO-ICT-248303 QUASAR.  ... 
doi:10.1155/2010/236568 fatcat:73th3xrj65cmbgvfjgfzobkzby

Analysis Framework for Opportunistic Spectrum OFDMA and Its Application to the IEEE 802.22 Standard

Jihoon Park, P. Pawelczak, P. Gronsund, D. Cabric
2012 IEEE Transactions on Vehicular Technology  
The analysis applies to the IEEE 802.22 standard, to evaluate the impact of two-stage spectrum sensing strategy and varying temporal activity of wireless microphones on the IEEE 802.22 throughput.  ...  of wireless microphones is very high.  ...  ACKNOWLEDGEMENT We would like to thank former and current members of the IEEE 802. We would also like to thank Jasper Goseling and Jos Weber from TU Delft for helpful discussions.  ... 
doi:10.1109/tvt.2012.2188550 fatcat:aeg3pekgzfc3xlu7zindcgfori

Robust detection of primary user emulation attacks in IEEE 802.22 networks

Olga León, Juan Hernández-Serrano, Miguel Soriano
2011 Proceedings of the 4th International Conference on Cognitive Radio and Advanced Spectrum Management - CogART '11  
of TV towers in the IEEE 802.22 standard.  ...  Cognitive Radio (CR) technology constitutes a new paradigm where wireless devices can access the spectrum left unused by licensed or primary users in an opportunistic way.  ...  Group of the Universitat Politècnica de Catalunya (UPC).  ... 
doi:10.1145/2093256.2093307 dblp:conf/cogart/LeonHS11 fatcat:42vrxmp4f5f2rcoqpk43xhnv6a

Coexistence and interference analysis in TV white spaces

Kimani et al.
2017 International Journal of Advanced and Applied Sciences  
as TV white spaces (TVWS) and their exploitation offers an attractive way of making efficient use of radio spectrum as long as the secondary users do not interfere with the primary users.  ...  The demand for wireless connectivity is increasing exponentially resulting in an unprecedented demand on the limited radio spectrum.  ...  The base station (BS) of an IEEE 802.22 cell manages the channel allocation amongst customer premises equipment (CPEs) and aims at coexistence with the PUs and the neighboring IEEE 802.22 cells (Foo,  ... 
doi:10.21833/ijaas.2017.07.007 fatcat:omeb3xvc4re6plpqryhyh46hse

Cognitive radio: Ten years of experimentation and development

Przemyslaw Pawelczak, Keith Nolan, Linda Doyle, Ser Oh, Danijela Cabric
2011 IEEE Communications Magazine  
Although the theoretical research is blooming, with many interesting results presented, hardware and system development for CR is progressing at a slower pace.  ...  The year 2009 marked the 10th anniversary of Mitola and Maguire Jr. introducing the concept of cognitive radio.  ...  Wireless Microphone Test: The field tests for wireless microphone sensing were performed with the I 2 R and Philips devices at two locations.  ... 
doi:10.1109/mcom.2011.5723805 fatcat:oeozjfo5fzg2nhyvcca5qzucni

UPPER BOUNDS OF DIFFERENT TRAFFIC TYPES IN IEEE 802.22 BASED CRNS

Nikita Bhagat
2017 International Journal of Advanced Research in Computer Science  
With the rapid evolution of microelectronics, wireless transceivers are becoming more versatile, powerful, and portable.  ...  In the wireless technology the major issue is the issue of spectrum utilization. The utilization of spectrum has increased to its maximum level.  ...  licensed devices such as wireless microphones.  ... 
doi:10.26483/ijarcs.v8i7.3957 fatcat:7x3u4tqiofbdhkpoxwigucvtwq
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