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VisualSensor: Modeling of Wireless Sensor Networks



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VisualSensor Modeling of Wireless Sensor Networks Yang Zhao Graduate Student UC Berkeley Program Review May 10 2004 Berkeley CA NSF UC Berkeley Chess Vanderbilt University ISIS University of Memphis MSI Foundations of Hybrid and Embedded Software Systems Overview Supports sophisticated modeling of communication channels sensor channels ad hoc networking protocols media access control protocols localization strategies energy consumption in sensor nodes Supports Component based definition of network nodes and channel models Intended to enable the research community to share models of disjoint aspects of the sensor nets problem Based on Ptolemy II composable with other models of computation from Ptolemy II Open source Chess Review May 10 2004 2 Model Structure Sensors are modeled by actor components can be defined using Java code or hierarchical Ptolemy models Channel models handle communication between the actors Sophisticated channel components can be developed to model package loss propagation delay power loss terrain effects etc WirelessDirector mediates the model execution Support visual representations of sensor nodes and animation of sensing node mobility etc Chess Review May 10 2004 3 Chess Review May 10 2004 4



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