47: Interrogation Signal

We delve into Barcodes and RFID tracing their history and dissecting exactly how they work and where the future of identification technology is headed specifically for shopping experiences.
With Vic Hudson and John Chidgey.

Previous Pragmatic Episode Links:

• Episode 16: One Man’s Hopes and Dreams of an RF Bubble
• Episode 39: Look Ma, No Wires

Related Links:

• Dewey Decimal System
• Barcode
• Barcode Reader
• How Barcode Readers Work - TalTech
• How Barcode Scanners Work
• Barcode History
• Photosensitive Devices
• Photoconductivity
• Light Sensors
• QR Codes
• UPC-A Symbology
• QR Code Versions
• Information Capacities of QR Codes
• RFID
• Tesco Scan as you Shop
• Calgary Co-op
• RFID Information

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