Sciweavers

1061 search results - page 121 / 213
» Voice over Sensor Networks
Sort
View
ICC
2009
IEEE
178views Communications» more  ICC 2009»
13 years 5 months ago
Cross-Layer Design for Energy Conservation in Wireless Sensor Networks
Abstract-- Wireless sensor networks (WSNs) require energyef cient protocols to improve the network lifetime. In this work, we adopt a cross-layer strategy that considers routing an...
Fatma Bouabdallah, Nizar Bouabdallah, Raouf Boutab...
REALWSN
2010
13 years 2 months ago
Visibility Levels: Managing the Tradeoff between Visibility and Resource Consumption
Pre-deployment tests of sensor networks in indoor testbeds can only deliver a very approximate view of the correctness and performance of a deployed sensor network and it is theref...
Junyan Ma, Kay Römer
DCC
2009
IEEE
14 years 8 months ago
Optimization of Correlated Source Coding for Event-Based Monitoring in Sensor Networks
Motivated by the paradigm of event-based monitoring, which can potentially alleviate the inherent bandwidth and energy constraints associated with wireless sensor networks, we con...
Jaspreet Singh, Ankur Saxena, Kenneth Rose, Upaman...
SIGMOD
2003
ACM
140views Database» more  SIGMOD 2003»
14 years 8 months ago
The Design of an Acquisitional Query Processor For Sensor Networks
We discuss the design of an acquisitional query processor for data collection in sensor networks. Acquisitional issues are those that pertain to where, when, and how often data is...
Samuel Madden, Michael J. Franklin, Joseph M. Hell...
INFOCOM
2009
IEEE
14 years 2 months ago
Optimal Anycast Technique for Delay-Sensitive Energy-Constrained Asynchronous Sensor Networks
Abstract—In wireless sensor networks, asynchronous sleepwake scheduling protocols can significantly reduce energy consumption without incurring the communication overhead for cl...
Joohwan Kim, Xiaojun Lin, Ness B. Shroff