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ENERGY EFFICIENT MAC PROTOCOLS FOR WIRELESS SENSOR NETWORKS: A SURVEY

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Author(s): Bhavana Narain | Anuradha Sharma | Sanjay Kumar | Vinod Patle

Journal: International Journal of Computer Science and Engineering Survey
ISSN 0976-3252

Volume: 2;
Issue: 3;
Start page: 121;
Date: 2011;
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Keywords: Wireless sensor Network | Mac protocol | Energy.

ABSTRACT
Use of Wireless sensor networks have been widely seen in the fields of target detection and tracking,environmental monitoring, industrial process monitoring, and tactical systems.In wireless sensornetworks nodes work with a incomplete power source, energy efficient operations in an important factorof the nodes in wireless sensor network. Energy conservation plays important role in different layers ofthe TCP/IP protocol suit, and for MAC layer it is the effective part. Therefore, to work in wirelesscommunicating sensors network, we use MAC protocol which improve energy efficiency by increasingsleep duration, decreasing idle listening and overhearing, and eliminating hidden terminal problem orcollision of packets. In this paper First section we describe the accessible energy –efficient MACprotocols for sensor networks their energy saving method. In Second section we discuss the architectureof same protocols and then compare same protocols depending on their Advantages and Disadvantages.

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