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ICWN
2003
13 years 6 months ago
The Effect of Disengaging RTS/CTS Dialogue in IEEE 802.11 MAC Protocol
In this paper, we study the effect of using or disengaging the RTS/CTS dialogue in IEEE 802.11 DCF MAC protocol incorporating the realistic condition under which carrier sensing, ...
Laura Huei-jiun Ju, Izhak Rubin
ICWN
2003
13 years 6 months ago
Eurecom IPv6 Soft Handover
The growing demand for high-speed wireless access to the Internet is the driving force behind the current trends to design All-IP wireless networks, whose Access Router and mobile ...
Farouk Belghoul, Yan Moret, Christian Bonnet
ICWN
2003
13 years 6 months ago
Comparison of Heuristic and Optimal Subcarrier Assignment Algorithms
Wireless multi carrier approaches can support the simultaneous transmissions to several wireless terminals, each one getting only some of the available subcarriers. Judiciously ass...
James Gross, Holger Karl, Frank H. P. Fitzek, Adam...
ICWN
2003
13 years 6 months ago
A Framework for Evaluating Effects of Channel Prediction Inaccuracy on the Performance of Channel Adaptive Techniques
—Adapting transmission parameters to the future channel state is an appealing approach to improve efficiency in wireless communication. Adaptation requires predicting the chann...
Ana Aguiar, Holger Karl, Adam Wolisz, Horst Miesme...
ICWN
2003
13 years 6 months ago
An Indoor Bluetooth-Based Positioning System: Concept, Implementation and Experimental Evaluation
This paper presents the experimental evaluation of a Bluetooth-based positioning system. The method has been implemented in a Bluetooth-capable handheld device. Empirical tests of...
Silke Feldmann, Kyandoghere Kyamakya, Ana Zapater,...
ICWN
2003
13 years 6 months ago
Modeling and Evaluation of Scatternets Performance by Using Petri Nets
Coloured Petri Nets are powerful models for different problems. This paper deals with the modelling of a Bluetooth communication network, piconet and scatternet. The developed Pet...
Silke Feldmann, Tim Hartmann, Kyandoghere Kyamakya
ICWN
2004
13 years 6 months ago
Energy-Efficient Graphical User Interface Design
Mobile computers, such as cell phones and personal digital assistants (PDAs), have dramatically increased in sophistication. At the same time, the desire of consumers for portabili...
Keith S. Vallerio, Lin Zhong, Niraj K. Jha
ICWN
2004
13 years 6 months ago
Efficient Minimum-Cost Bandwidth-Constrained Routing in Wireless Sensor Networks
A critical issue in the design of routing protocols for wireless sensor networks is the efficient utilization of resources such as scarce bandwidth and limited energy supply. Many ...
Maulin Patel, R. Chandrasekaran, S. Venkatesan
ICWN
2004
13 years 6 months ago
An Architecture Supporting Run-Time Upgrade of Proxy-Based Services in Ad Hoc Networks
Abstract-- In the proxy approach to Service Oriented Computing, a service advertises a proxy, which is searched for, retrieved and used by interested clients as a local handle to t...
Rohan Sen, Radu Handorean, Gregory Hackmann, Gruia...