Sciweavers

INFOCOM
2012
IEEE
11 years 11 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
11 years 11 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 7 days 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 24 days 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 4 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»
13 years 7 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
13 years 7 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»
13 years 7 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»
13 years 7 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
13 years 9 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...