Source :2009 Fifth International Joint Conference on INC, IMS and IDC

Authors ： Min-Woo Park, Jin-Young Choi, Young-Ju Han, and Tai-Myoung Chung

Reporter : Cheng-Yao Yeh (葉政耀 )

OutlineIntroductionSchemePerformance evaluationConclusion

Introduction

Introduction

Introduction

SchemeLevel Assignment

sensor nodes are allocated to cluster by distance from the BS.

Select CHCalculates the weight

value for selection of CH.

SchemeData transmission Step1: Level Assignment

Step2: Select CH

Step3: Sensor transmits data to CH

Step4: CH transmits data to next CH

Step5: CH transmits data to BS

Sensor nodeCH

BS

Performance evaluation

Performance evaluation

ConclusionEECCRS to increase lifetime of sensor

network.EECCRS achieves balance of energy

dissipation among the cluster.A further direction of this study will

distribute energy dissipation that is occurred when the cluster head transmits data to the BS.