Sciweavers

INFOCOM
2012
IEEE
12 years 6 months ago
Towards energy-fairness in asynchronous duty-cycling sensor networks
Abstract—In this paper, we investigate the problem of controlling node sleep intervals so as to achieve the min-max energy fairness in asynchronous duty-cycling sensor networks. ...
Zhenjiang Li, Mo Li, Yunhao Liu
SIGCOMM
2012
ACM
12 years 6 months ago
Picasso: flexible RF and spectrum slicing
This paper presents the design, implementation and evaluation of Picasso, a novel radio design that allows simultaneous transmission and reception on separate and arbitrary spectr...
Steven Siying Hong, Jeffrey Mehlman, Sachin Rajsek...
JSAC
2011
137views more  JSAC 2011»
13 years 6 months ago
A Region-Based Clustering Mechanism for Channel Access in Vehicular Ad Hoc Networks
—Several contention-based Medium Access Control (MAC) protocols have been proposed for the vehicles to gain the radio channels to distribute active safety messages timely, e.g., ...
Yen-Cheng Lai, Phone Lin, Wanjiun Liao, Chung-Min ...
INFOCOM
2011
IEEE
13 years 7 months ago
BodyT2: Throughput and time delay performance assurance for heterogeneous BSNs
—Body sensor networks (BSNs) have been developed for a set of performance-critical applications, including smart healthcare, assisted living, emergency response, athletic perform...
Zhen Ren, Gang Zhou, Andrew Pyles, Matthew Keally,...
TON
2010
126views more  TON 2010»
13 years 10 months ago
MAC Scheduling With Low Overheads by Learning Neighborhood Contention Patterns
Aggregate traffic loads and topology in multi-hop wireless networks may vary slowly, permitting MAC protocols to `learn' how to spatially coordinate and adapt contention patte...
Yung Yi, Gustavo de Veciana, Sanjay Shakkottai
MASS
2010
143views Communications» more  MASS 2010»
14 years 1 months ago
Know your neighborhood: A strategy for energy-efficient communication
Wireless sensor networks typically conserve energy by following a periodic wakeup-sleep schedule: nodes minimize idle time and spend most of their time in a low power sleep state. ...
Farhana Ashraf, Riccardo Crepaldi, Robin Kravets
WIOPT
2010
IEEE
14 years 1 months ago
On the optimal design of MAC protocols in multi-hop ad hoc networks
Abstract—In this paper, we present our results on the performance of MAC protocols in multi-hop wireless ad hoc networks in terms of the newly proposed metric “aggregate multi-...
Mariam Kaynia, Pedro H. J. Nardell, Paulo Cardieri...
TMC
2010
250views more  TMC 2010»
14 years 1 months ago
Duty Cycle Control for Low-Power-Listening MAC Protocols
Energy efficiency is of the utmost importance in wireless sensor networks. The family of low-power-listening MAC protocols was proposed to reduce one form of energy dissipation�...
Christophe J. Merlin, Wendi Beth Heinzelman
JSAC
2010
122views more  JSAC 2010»
14 years 2 months ago
A hybrid reservation/contention-based MAC for video streaming over wireless networks
—To reserve or not for bursty video traffic over wireless access networks has been a long-debated issue. For uplink transmissions in infrastructure-based wireless networks and p...
Ruonan Zhang, Rukhsana Ruby, Jianping Pan, Lin Cai...
DC
2008
14 years 3 months ago
Contention-free MAC protocols for asynchronous wireless sensor networks
A MAC protocol specifies how nodes in a sensor network access a shared communication channel. Desired properties of a MAC protocol are: it should be contention-free (avoid collisio...
Costas Busch, Malik Magdon-Ismail, Fikret Sivrikay...