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Topology realization using gain control for wireless testbeds

Published: 03 October 2016 Publication History

Abstract

Wireless testbeds present a convenient and cost effective option for researchers in communications to validate their work. The main drawback of these testbeds is their reliance on nodes with fixed placement; this limits experimenters ability to test protocols that depend on a complex connectivity between the nodes such as relaying. In this work, we present a way to over-come this limitation; this method attempts to realize a given topology between a set of nodes by adjusting each node's transmit power and receive gain in a manner to connect and disconnect the links between the nodes as desired. We start by expressing the topology realization as an optimization problem using two different forms. The topology realized is dependent on some characteristics of radio-frequency (RF) hardware. Hence, we evaluate theses parameters for a specific platform. A computer evaluation for the two formulations is carried out, followed by a real world experiment to validate the proposed method. During this experiment, the values of gains required to realize a given topology are calculated, then tested using hardware.

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  • (2016)CRCProceedings of the Tenth ACM International Workshop on Wireless Network Testbeds, Experimental Evaluation, and Characterization10.1145/2980159.2980161(73-80)Online publication date: 3-Oct-2016

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cover image ACM Other conferences
WiNTECH '16: Proceedings of the Tenth ACM International Workshop on Wireless Network Testbeds, Experimental Evaluation, and Characterization
October 2016
107 pages
ISBN:9781450342520
DOI:10.1145/2980159
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Association for Computing Machinery

New York, NY, United States

Publication History

Published: 03 October 2016

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Author Tags

  1. software defined radios
  2. wireless testbed
  3. wireless topology

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  • Research-article

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MobiCom'16

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WiNTECH '16 Paper Acceptance Rate 10 of 15 submissions, 67%;
Overall Acceptance Rate 63 of 100 submissions, 63%

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  • (2016)CRCProceedings of the Tenth ACM International Workshop on Wireless Network Testbeds, Experimental Evaluation, and Characterization10.1145/2980159.2980161(73-80)Online publication date: 3-Oct-2016

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