rfid enhanced shopping cart matthew breeden stan komsky brendan leahy todd kamon ji hwan kim
TRANSCRIPT
RFID Enhanced Shopping Cart
Matthew BreedenStan KomskyBrendan LeahyTodd Kamon Ji Hwan Kim
Problem Statement
Rising internet retailers Lack of available informationNeed of sales associateAdvertising of products
Project Overview
Direct consumer purchasesEducate consumer automaticallyEarn profit after first yearPrototype cost of ~$2500Production unit cost of ~$2000
Technical Accomplishments
Integrated RFID system with computer
Implemented software interfaceAdjusted for reliable item
detectionEffectively shielded the cart Supplies a web-based experience
Project Demonstration
Find Item
Store Location
Weekly Specials
Top Sellers
Help
Software Flowchart
ValidRFID?
Log Item andUpdate
'View Cart Screen'
Scan RFID
no
yes
no
Remove Item from cart list
Any Items in cart past time period? yes
Connection Overview
UHF RF Antenna
SamSYS MP9320 Range: 860-960 MHz Power:130 dBmW Distance: 22 inches Angle: ~70º
Mounted Antennas
RF Shielding
1/4” Galvanized zinc coated mesh
Attenuates RF signals
Surface Area: ~3186 in2
Technical Difficulties
Antenna power adjustmentAntenna signal areaUnable to use eBox 2300Software issues with zero tagsTime Constraints
•Back-end wireless server
•Utilizing a SQL database
Project Schedule
Integrated RFID Nov 15
Constructed cart Nov 23Completed user interface Dec 1
Future Enhancements
Utilize a different computer Use a RFID reader with a single
custom antenna Integrate a wireless database server Implement a rechargeable power
source
Business Concerns
Ideally suited for:Electronics superstores (Fry’s, Best
Buy)Electronics specialty stores
(MicroCenter) Initial implementation cost Overall price feasibility
Questions?