rfid retail technical overview
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January 4, 2012
Salesforce of Things: RFID RetailTechnical Overview
Stu BernsteinAlex Wong
Overview
• Business Case
• Architecture
• Schematic
• Communications
• Hardware
Business Case
• Allow a Retailer to offer behavioral targeting to vendors• Base promotional offers on
– In-store location– Weather– Season– Buying patterns
• Highlight offers visually with immediate displays in the aisles• Highlight offers with SMS notifications
Architecture
Schematic
Breadboard Schematic
Communications
• RFID scanner reads a card• Arduino makes web service call to sites page
– Sends RFID Tag and MAC address of scanner– Encrypts using simple XOR cypher with key loaded into arduino
• Force.com stores tag scan• Looks up in campaign if tag has offers for given aisle• Controller sends back as response to arduino offer lights to light up
based on RFID tag• Controller sends offer to customer’s phone using SMS via Twilio
Hardware
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