ECE 477 Final Presentation Team 4  Spring 2011 Petra M. Alex B. Alex G. Kim S.

Outline Project overviewProject overview Block diagramBlock diagram Design challengesDesign challenges Individual contributionsIndividual contributions Project demonstrationProject demonstration Questions / discussionQuestions / discussion

Project Overview 3MS: Mobile Multi-Point Monitoring System Three main features: Proximity detection and displayProximity detection and display Base and peripheral distance alertsBase and peripheral distance alerts Peripheral wristband tamper detectionPeripheral wristband tamper detection Inspired by a baby monitor and virtual leash.

Block Diagram Base Control

Block Diagram Peripheral Module

Design Challenges Schematic and PCB Design errorsSchematic and PCB Design errors Battery lifeBattery life Datasheet errors and/or misunderstandingsDatasheet errors and/or misunderstandings Audio transmissionAudio transmission

Individual Contributions Team Leader – Alex BuschkoetterTeam Leader – Alex Buschkoetter Team Member 2 – Alex GlennTeam Member 2 – Alex Glenn Team Member 3 – Kimberly SoongTeam Member 3 – Kimberly Soong Team Member 4 – Petra MustafaTeam Member 4 – Petra Mustafa

Team Leader – Alex B. SchematicSchematic PCB DesignPCB Design Hardware debuggingHardware debugging Soldering and trace correctionsSoldering and trace corrections

Member 2 – Alex G. PCB Layout and Trace debuggingPCB Layout and Trace debugging Software design and implementationSoftware design and implementation

Member 3 – Kimberly S. PowerPower SolderingSoldering Hardware debuggingHardware debugging

Member 4 – Petra M. SchematicSchematic PCB Design and LayoutPCB Design and Layout –Host board –Peripheral board 4 layers4 layers PackagingPackaging –AutoCAD

Project Demonstration 1.An ability to detect proximity using RSSI 2.An ability to detect and report the violation of dynamically specified distance thresholds on all devices 3.An ability to monitor and display remaining battery life 4.An ability to detect and report peripheral tampering 5.An ability to interface to an LCD to control and monitor the device

PSSCs Demonstration

Questions / Discussion