Sciweavers

MSWIM
2000
ACM
14 years 4 months ago
Impact of statistical multiplexing on voice quality in cellular networks
This paper examines the quality of transmission of voice over cellular, packet-switched networks. The medium access mechanism in the uplink is simulated under various statistical m...
Thomas Enderes, Swee Chern Khoo, Clare A. Somervil...
MSWIM
2000
ACM
14 years 4 months ago
Performance analysis of mobile agents for filtering data streams on wireless networks
Wireless networks are an ideal environment for mobile agents, because their mobility allows them to move across an unreliable link to reside on a wired host, next to or closer to ...
David Kotz, Guofei Jiang, Robert S. Gray, George C...
DSRT
2000
IEEE
14 years 4 months ago
A Generic Rollback Manager for Optimistic HLA Simulations
This paper describes the addition of an extra piece of software, a rollback manager, to implement state saving and rollback management for optimistic federates in the High Level A...
Fernando Vardânega, Carlos Maziero
DSRT
2000
IEEE
14 years 4 months ago
Scheduling for Very Large Virtual Environments and Networked Games Using Visibility and Priorities
The problem of network bundwidth limitutions is encountered in ulmost uny distributed virtuul environment or networkedgume. In U typicul client-serversetup, where the virtuul worl...
Chris Faisstnauer, Dieter Schmalstieg, Werner Purg...
BMAS
2000
IEEE
14 years 4 months ago
Combining Models of Physical Effects for Describing Complex Electromechanical Devices
In contrast to classical object-oriented electromechanical modeling, i.e. describing plates, suspensions, drives etc. [4], this paper proposes to combine models of basic physical ...
Lars M. Voßkämper, Rainer Schmid, Georg...
BMAS
2000
IEEE
14 years 4 months ago
Modeling and Simulation of a Sigma-Delta Digital to Analog Converter Using VHDL-AMS
— Sigma-Delta digital to analog converters are less vulnerable to circuit imperfections than their A/D counterparts because they have their noise-shaping loop all in the digital ...
Martin Vogels, Bart De Smedt, Georges G. E. Gielen
BMAS
2000
IEEE
14 years 4 months ago
High-Level Design Case of a Switched-Capacitor Low-Pass Filter Using Verilog-A
System design requires experienced designers that use heuristics and built up knowledge to propose a high order solution. Behavioral models can help to formalise, optimise and spe...
Erik Lauwers, Georges G. E. Gielen, Koen Lampaert,...
BMAS
2000
IEEE
14 years 4 months ago
VHDL Based Simulation of a Sigma-Delta A/D Converter
The VHDL based mixed-signal event-driven (MixED) simulation method is employed to simulate a sigma-delta modulator for A/D conversion. Results are verified by experimental data an...
Martin Schubert