A power control MAC protocol for ad hoc networks
Proceedings of the 8th annual international conference on Mobile computing and networking
Medium access control with coordinated adaptive sleeping for wireless sensor networks
IEEE/ACM Transactions on Networking (TON)
Versatile low power media access for wireless sensor networks
SenSys '04 Proceedings of the 2nd international conference on Embedded networked sensor systems
A MAC Protocol to Reduce Sensor Network Energy Consumption Using a Wakeup Radio
IEEE Transactions on Mobile Computing
PE-WASUN '05 Proceedings of the 2nd ACM international workshop on Performance evaluation of wireless ad hoc, sensor, and ubiquitous networks
Look-ahead scheduling for energy-efficiency and low-latency in wireless sensor networks
Proceedings of the 3rd ACM international workshop on Performance evaluation of wireless ad hoc, sensor and ubiquitous networks
MAC protocols for wireless sensor networks: a survey
IEEE Communications Magazine
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In wireless sensor networks, energy efficiency is crucial to achieving satisfactory network lifetime. To reduce the energy consumption significantly, a node should turn off its radio as long as possible. We propose a MAC protocol with little idle listening. The sensor node periodically turns on its radio in polling period and checks for a wake-up signal by sampling the energy on the channel. After polling period, the node enters the long sleep period. The data latency is reduced through reserving the channel in polling period. Analyses and simulations reveal that the proposed protocol outperforms S-MAC and LPL in energy conservation and latency.