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IEICE TRANSACTIONS on Information

A Distributed TDMA-Based Data Gathering Scheme for Wireless Sensor Networks

Tao LIU, Tianrui LI, Yihong CHEN

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Summary :

In this letter, a distributed TDMA-based data gathering scheme for wireless sensor networks, called DTDGS, is proposed in order to avoid transmission collisions, achieve high levels of power conservation and improve network lifetime. Our study is based on corona-based network division and a distributed TDMA-based scheduling mechanism. Different from a centralized algorithm, DTDGS does not need a centralized gateway to assign the transmission time slots and compute the route for each node. In DTDGS, each node selects its transmission slots and next-hop forwarding node according to the information gathered from neighbor nodes. It aims at avoiding transmission collisions and balancing energy consumption among nodes in the same corona. Compared with previous data gathering schemes, DTDGS is highly scalable and energy efficient. Simulation results show high the energy efficiency of DTDGS.

Publication
IEICE TRANSACTIONS on Information Vol.E96-D No.9 pp.2135-2138
Publication Date
2013/09/01
Publicized
Online ISSN
1745-1361
DOI
10.1587/transinf.E96.D.2135
Type of Manuscript
LETTER
Category
Information Network

Authors

Tao LIU
  Southwest Jiaotong University,Southwest University for Nationalities
Tianrui LI
  Southwest Jiaotong University
Yihong CHEN
  Southwest Jiaotong University,Southwest University for Nationalities

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