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Cooperative Diversity with Disconnection Constraints and Sleep Discipline for Power Control in Wireless Sensor Networks
KTH, Skolan för elektro- och systemteknik (EES), Reglerteknik.ORCID-id: 0000-0001-9810-3478
KTH, Skolan för elektro- och systemteknik (EES), Reglerteknik.ORCID-id: 0000-0001-9940-5929
2006 (engelsk)Inngår i: 2006 IEEE 63RD VEHICULAR TECHNOLOGY CONFERENCE, IEEE , 2006, s. 578-582Konferansepaper, Publicerat paper (Fagfellevurdert)
Abstract [en]

We derive a power control policy for a group of sensor nodes that are monitoring a real-time application sensitive to disconnections (outages) of the communication. Specifically, we suggest that the sensor nodes perform cooperative diversity while running a sleep discipline. After the description of a detailed model of the wireless links, we propose a power minimization algorithm with a constraint expressed in terms of outage probability. Suboptimal solutions are also discussed. Numerical examples are provided for various number of nodes; wireless scenarios and nodes activities. It is argued that nodes with reduced activity show better performance.

sted, utgiver, år, opplag, sider
IEEE , 2006. s. 578-582
Serie
IEEE VTS Vehicular Technology Conference Proceedings, ISSN 1090-3038
Emneord [en]
Wireless Sensor Networks (WSNs), Cooperative Diversity, Fading, Outage
HSV kategori
Identifikatorer
URN: urn:nbn:se:kth:diva-26524DOI: 10.1109/VETECS.2006.1682890ISI: 000259580100117Scopus ID: 2-s2.0-34047150442ISBN: 0-7803-9391-0 (tryckt)OAI: oai:DiVA.org:kth-26524DiVA, id: diva2:385780
Konferanse
63rd IEEE Vehicular Technology Conference Melbourne, AUSTRALIA, MAY 07-10, 2006
Merknad
© 2006 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works. QC 20110112Tilgjengelig fra: 2011-01-12 Laget: 2010-11-25 Sist oppdatert: 2022-06-25bibliografisk kontrollert

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