Sciweavers

691 search results - page 73 / 139
» Communicating Under Channel Uncertainty
Sort
View
PERCOM
2010
ACM
14 years 10 months ago
BACCARAT: a dynamic real-time bandwidth allocation policy for IEEE 802.15.4
Abstract—Recently, researchers and engineers began considering the use of WSN in time-sensitive applications. For effective real-time communications, it is important to solve the...
Christian Nastasi, Mauro Marinoni, Luca Santinelli...
JSW
2008
196views more  JSW 2008»
14 years 11 months ago
Providing Data Items with Time Constraints in Multi-Channel Broadcasting Environments
In a mobile computing system, users carrying portable devices can access database services from any location without requiring a fixed position in the networking environment. Some ...
Ding-Jung Chiang, Hwei-Jen Lin, Timothy K. Shih
TIFS
2008
136views more  TIFS 2008»
14 years 11 months ago
Distributed Detection of Information Flows
Abstract--Distributed detection of information flows is considered in which traffic sensors at different locations of a network observe transmission epochs. The traffic sensors com...
Ting He, Lang Tong
VTC
2008
IEEE
113views Communications» more  VTC 2008»
15 years 6 months ago
Coverage Performance Analysis of Multiuser MIMO Broadcast Systems
— We consider the downlink of a multiuser multi-input multi-output (MIMO) broadcast channel under a single cell structure. To study the achievable link coverage performance of ze...
Li-Chun Wang, Chu-Jung Yeh, Chi-Fang Li
SENSYS
2005
ACM
15 years 5 months ago
Z-MAC: a hybrid MAC for wireless sensor networks
This paper presents the design, implementation and performance evaluation of a hybrid MAC protocol, called Z-MAC, for wireless sensor networks that combines the strengths of TDMA ...
Injong Rhee, Ajit Warrier, Mahesh Aia, Jeongki Min