ECE 477 Final Presentation ECE 477 Final Presentation Team 4 Team 4 Spring 2011 Spring 2011

Petra M. Alex B.

Alex G.

Kim S.

OutlineOutline

• Project overviewProject overview

• Block diagramBlock diagram

• Design challengesDesign challenges

• Individual contributionsIndividual contributions

• Project demonstrationProject demonstration

• Questions / discussionQuestions / discussion

Project OverviewProject Overview

3MS: Mobile Multi-Point Monitoring System3MS: Mobile Multi-Point Monitoring System

Three main features: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 Inspired by a baby monitor and

virtual leash.virtual leash.

Block DiagramBlock Diagram

Base Control

Block DiagramBlock Diagram

Peripheral Module

Design ChallengesDesign 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 ContributionsIndividual 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.Team Leader – Alex B.

• SchematicSchematic• PCB DesignPCB Design• Hardware debuggingHardware debugging• Soldering and trace correctionsSoldering and trace corrections

Member 2 – Alex G.Member 2 – Alex G.

• PCB Layout and Trace debuggingPCB Layout and Trace debugging• Software design and implementationSoftware design and implementation

Member 3 – Kimberly S.Member 3 – Kimberly S.

• PowerPower• SolderingSoldering• Hardware debuggingHardware debugging

Member 4 – Petra M.Member 4 – Petra M.

• SchematicSchematic• PCB Design and LayoutPCB Design and Layout

– Host boardHost board– Peripheral boardPeripheral board

• 4 layers4 layers• PackagingPackaging

– AutoCADAutoCAD

Project DemonstrationProject Demonstration1.1. An ability to detect proximity using RSSIAn ability to detect proximity using RSSI

2.2. An ability to detect and report the violation of An ability to detect and report the violation of dynamically specified distance thresholds on all dynamically specified distance thresholds on all devicesdevices

3.3. An ability to monitor and display remaining battery An ability to monitor and display remaining battery lifelife

4.4. An ability to detect and report peripheral An ability to detect and report peripheral tamperingtampering

5.5. An ability to interface to an LCD An ability to interface to an LCD

to control and monitor the to control and monitor the

devicedevice

PSSCs DemonstrationPSSCs Demonstration

Questions / DiscussionQuestions / Discussion