Sciweavers

LCN
2003
IEEE
14 years 4 months ago
Utilizing Solar Power in Wireless Sensor Networks
Sensor networks are designed especially for deployment in adverse and nonaccessible areas without a fixed infrastructure. Therefore, energy conservation plays a crucial role for t...
Thiemo Voigt, Hartmut Ritter, Jochen H. Schiller
LCN
2003
IEEE
14 years 4 months ago
A Performance Study of Fast Handovers for Mobile IPv6
We conducted a simulative evaluation of the overall performance of Fast Handovers for Mobile IPv6 in comparison with the baseline Mobile IPv6 using the network simulator ns-2 for ...
Marc Torrent-Moreno, Xavier Pérez Costa, Se...
LCN
2003
IEEE
14 years 4 months ago
An Optoelectronic Multi-Terabit CMOS Switch Core for Local Area Networks
Optoelectronic integrated circuits can support thousands of integrated optical laser diodes and photodetectors bonded to a high-performance CMOS substrate, and can be used in the ...
Honglin Wu, Amir Gourgy, Ted H. Szymanski
LCN
2003
IEEE
14 years 4 months ago
Pipelining and Overlapping for MPI Collective Operations
Collective operations are an important aspect of the currently most important message-passing programming model MPI (Message Passing Interface). Many MPI applications make heavy u...
Joachim Worringen
LCN
2003
IEEE
14 years 4 months ago
Scheduling Nodes in Wireless Sensor Networks: A Voronoi Approach
A wireless sensor network is a special kind of ad-hoc network with distributed sensing and processing capability that can be used in a wide range of applications, such as environm...
Marcos Augusto M. Vieira, Luiz Filipe M. Vieira, L...
LCN
2003
IEEE
14 years 4 months ago
A Highly Flexible Testbed for Studies of ad-hoc Network Behaviour
Studies of mobile ad-hoc networks are often based on simulation and their underlying, necessarily simplified assumptions of physical reality. In order to analyse the practical pro...
Hartmut Ritter, Min Tian, Thiemo Voigt, Jochen H. ...
LCN
2003
IEEE
14 years 4 months ago
PURPLE: Predictive Active Queue Management Utilizing Congestion Information
Active Queue Management (AQM) is an attempt to find a delicate balance between two antagonistic Internet queuing requirements: First, buffer space should be maximized to accommod...
Roman Pletka, Marcel Waldvogel, Soenke Mannal
LCN
2003
IEEE
14 years 4 months ago
New Metrics for Dominating Set Based Energy Efficient Activity Scheduling in Ad Hoc Networks
In a multi-hop wireless network, each node is able to send a message to all of its neighbors that are located within its transmission radius. In a flooding task, a source sends th...
Jamil A. Shaikh, Julio Solano-González, Iva...
LCN
2003
IEEE
14 years 4 months ago
Improving Multicast Tree Construction in Static Ad Hoc Networks
We consider wireless multicast tree construction for energy efficiency. We introduce a novel algorithm, Incremental Shortest Path Tree (ISPT), to generate source-based multicast ...
Aleksi Penttinen, Jorma T. Virtamo
LCN
2003
IEEE
14 years 4 months ago
Evaluating System Performance in Gigabit Networks
- With the current wide deployment of Gigabit Ethernet technology in the backbone and workgroup switches, the network performance bottleneck has shifted for the first time in nearl...
Khaled Salah, K. El-Badawi