RESEARCH PAPERS

power nap an energy efficient mac layer




A survey of energy efficient network protocols for wireless networks
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 guidelines for reducing the power consumed are pre- sented in section 3. Section 4 describes work dealing with energy efficient protocols within the MAC layer of wire- less networks, and power conserving protocols within the LLC layer are addressed in section 5. Section 6   Load sharing for energy efficient MAC protocol In thismodel wcconsider arandomlydistribute dSTASTA;=l where Nj is the  nAp = 3. The stations associated to Bj have different quality of services requirements  If Pt denotes the power needed to transfer a M packet, the following 

Design challenges for energy-constrained ad hoc wireless networks
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This would indicate that energy-constrained systems must develop energy-efficient processing tech- niques that minimize power requirements across all  The hardware and operating system design in the node can also be optimized to conserve energy: techniques for this 

NAPman: network-assisted power management for wifi devices
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 these approaches help shape a given client's traffic to save energy, NAPman isolates client's traffic from each other to save energy, and therefore these techniques are complementary to NAP- man  Lastly, a set of approaches allows the AP to help its clients save power. 

PowerNap: An energy efficient MAC layer for random routing in wireless sensor networks
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 Low power listening (LPL)-based MAC protocols (such as BMAC [4] and AMAC [5], [6]) employ the concept of micro- sleep periods to catch packets destined to the radio while al- leviating idle  A. Our contributions We introduce POWERNAP : an energy-efficient and low 

Energy Efficient MAC Protocol for Low-Energy Critical Infrastructure Monitoring Networks Using Wakeup Radio
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in the first half of EAP period or normal data packets in NAP or GAP  the wakeup radio is mainly used for the wakeup purposes, its power consumption requirements  inaccessible regions and the battery replacement is costly and difficult, therefore, energy efficient performance is 

An energy-efficient ASIC with real-time work-on-demand for wireless body sensor network
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 Continuous On On Both on Standby Off On Both on Nap Off Off Both on Doze Off Off MCU osc off PM osc on Sleep Off Off Both off Power down All off  A Low-Power Digital IC  [10] W.Ye, J.Heidemann, D. Estrin, " An energy-efficient MAC protocol for 

Optimal adaptive power management protocols for asynchronous wireless ad hoc networks
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 a relay of only non-real-time data flows, it can switch to the nap mode (since  6(a). In this numerical result, AAPM reaches a 20% reduction in total energy consumption as  However, once PS stations get out of synchronization, then 802.11 power management (PM for short) may 

Energy-Efficient MAC Scheme for Sensor Oriented Future Internet Services
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 For simulation, we took 100j power supply for gateway.  protocol for fault tolerance in IP-enable USN as well as better performance of energy and routing  ACKNOWLEDGMENT The work was supported by NAP of Korea Research Council of Fundamental ScienceTechnology. 

Efficient Asynchronous Low Power Listening for Wireless Sensor Networks
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 harsh and unpredictable environment in which the network may be deployed, low power radios, link  QuickMAC, it wakes up for short channel scan durations and takes a nap between the  3.9 factor improvement in duty cycle translates to significant saving of energy and increase 

Energy Efficient Multimedia Streaming to Mobile Devices-A Survey
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Fi's link layer retransmission mechanism for frames missed during a short nap and by  Experimental results with their prototype implementation demonstrate roughly 30% power savings for video  scheduling mechanism at the AP, for fair but more energy efficient operation when 

A Survey of Energy Efficient Wireless Transmission and Modeling in Mobile Cloud Computing
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Mobile Netw Appl 17(1):143–151 18. Manweiler J, Choudhury R (2011) Avoiding the rush hours: Wifi energy management via traffic isolation. In: Proc.  Rozner E, Navda V, Ramjee R, Rayanchu S (2010) Nap- man: network-assisted power management for wifi devices. 

Allocate fair payoff for cooperation in wireless ad hoc networks using shapley value
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 These 16 senders and re- ceivers have enough energy to assure they would not run of power before any of the routing nodes  left energy per living node  If a node is forwarding packet before it is rich enough to take a nap, an error message is created and sent to its upstream node .


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