RFID Enhanced Shopping Cart Matthew Breeden Stan Komsky Brendan Leahy Todd Kamon Ji Hwan Kim
Problem Statement Rising internet retailers Lack of available information Need of sales associate Advertising of products
Project Overview Direct consumer purchases Educate consumer automatically Earn profit after first year Prototype cost of ~$2500 Production unit cost of ~$2000
Technical Accomplishments Integrated RFID system with computer Implemented software interface Adjusted for reliable item detection Effectively shielded the cart Supplies a web-based experience
Project Demonstration
Find Item
Store Location
Weekly Specials
Top Sellers
Help
Software Flowchart Valid RFID? Log Item and Update '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: 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 in 2
Technical Difficulties Antenna power adjustment Antenna signal area Unable to use eBox 2300 Software issues with zero tags Time Constraints Back-end wireless server Utilizing a SQL database
Project Schedule Integrated RFIDNov 15 Constructed cartNov 23 Completed user interfaceDec 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?