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Minimum Energy-Cost Broadcast Routingeying in Ad Hoc Wireless Networks

Deying Li, Hai Liu, Xiaohua Jia

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

In this paper, we discuss energy efficient broadcast in ad hoc wireless networks. The problem of our concern is: given an ad hoc wireless network, to find a broadcast tree such that the energy cost of the broadcast tree is minimized. Each node in the network is assumed to have a fixed level of transmission power. We first prove that the problem is NP-hard, and propose three heuristic algorithms, namely shortest path tree heuristic, greedy heuristic and node weighted Steiner tree based heuristic. The approximation ratio of the set-cover based heuristic is proved to be (1+2ln(n-1)). Extensive simulations have been conducted and the results have demonstrated the efficiency of the proposed algorithms. © 2003 IEEE
Original languageEnglish
Title of host publicationGLOBECOM '03 - IEEE Global Telecommunications Conference
PublisherIEEE
Pages367-371
Volume1
ISBN (Print)0-7803-7974-8
DOIs
Publication statusPublished - Dec 2003
Event2003 IEEE Global Telecommunications Conference (GLOBECOM'03) - San Francisco, CA, United States
Duration: 1 Dec 20035 Dec 2003

Conference

Conference2003 IEEE Global Telecommunications Conference (GLOBECOM'03)
PlaceUnited States
CitySan Francisco, CA
Period1/12/035/12/03

Bibliographical note

Full text of this publication does not contain sufficient affiliation information. With consent from the author(s) concerned, the Research Unit(s) information for this record is based on the existing academic department affiliation of the author(s).

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