Team WEOP Team WEOP (Wireless Entertainment & Ordering (Wireless Entertainment & Ordering Pager) Pager) ECE 4007 – L03 ECE 4007 – L03 Preliminary Design Review Preliminary Design Review Presentation Presentation Team Members: Earl Cuenca Alex Groleau Kirk Poucher Omar Sardar Advisor: Dr. Smith School of Electrical and Computer Engineering Georgia Institute of Technology
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Team WEOP (Wireless Entertainment & Ordering Pager)
Team WEOP (Wireless Entertainment & Ordering Pager). ECE 4007 – L03 Preliminary Design Review Presentation. Team Members: Earl CuencaAlex Groleau Kirk PoucherOmar Sardar Advisor: Dr. Smith. School of Electrical and Computer Engineering Georgia Institute of Technology. - PowerPoint PPT Presentation
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Team WEOPTeam WEOP(Wireless Entertainment & Ordering Pager)(Wireless Entertainment & Ordering Pager)
End-User BenefitsEnd-User Benefits Provide entertainment during wait time Order appetizers, drinks, etc. wirelessly Display bill, handle tipping, payment Enhanced service environment
interaction
October 18, 2007
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Physical Size: 7.5” x 7.5” x 3.5” Operable on battery power Functional communication between device
and server Complete software package Battery charging operation
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Device DesignPager Device Design
Georgia Institute of TechnologyTeam WEOP
VIA EPIA PX10000G Pico-ITXVIA EPIA PX10000G Pico-ITX
October 18, 2007
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Georgia Institute of TechnologyTeam WEOP
LCD Touchscreen
LCD35VGATS (lcdtft.com) 3.5” Touch Screen
12V DC source
Integrated LED backlight
Resolution: 640 x 480
October 18, 2007
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Device Power SchematicPager Device Power Schematic
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Device Power SupplyPager Device Power Supply
MAX 1873 Current Limited Li-ion
charger controller Up to 26V input voltage 2-, 3-, or 4-cell Li-ion
battery charger Adjustable battery
regulation voltage limit
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Device Power SupplyPager Device Power Supply
picoPSU-120-WIR 12V to 32V wide input
DC-DC ATX power supply
Provides 100W/120W peak of power
100% silent, fanless
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Device Power RegulatorPager Device Power Regulator
MAXIM Linear Regulator MAX1658/MAX16595
2.7V to 16.5V Wide Input Voltage Range
Adjustable 1.25V to 16V output
High output current: 350mA
Reverse Battery Protection
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Software DevelopmentSoftware Development Visual Studio 2005 Microsoft .Net Compact Framework Windows XP Embedded AnkhSVN Subversion repository Java coding standards Significant unit testing C# programming language Device virtualization
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Manages communication between pager devices,
terminal displays, and server
Fat server, thin client construction
Distributed software modules
Most operations handled on server
Terminal displays also function as clients
3rd party system integration plugins
Communication FrameworkCommunication Framework
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Server FunctionalityServer Functionality
Manage terminal displays
Add/remove pagers from system
Add/remove application modules on pagers
Manage global and module settings
View/edit current and pending operations
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Menu and InterfacePager Menu and Interface
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Menu and InterfacePager Menu and Interface
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Menu and InterfacePager Menu and Interface
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Pager Menu and InterfacePager Menu and Interface
Georgia Institute of TechnologyTeam WEOP October 18, 2007
Current Status and RestraintsCurrent Status and Restraints
SBC unit, PSU has been ordered Narrowing LCD options
Hard to get in touch with manufacturersBudget concerns
Developing software applications Determining power management options
LCD’s consume a lot of powerCharging controller and battery
Georgia Institute of TechnologyTeam WEOP
Future Work
Develop stack-type charging system Design more compact computing system Create water/shock-proof casing
Georgia Institute of TechnologyTeam WEOP October 18, 2007