- Barcode and QR (Quick Response) code technologies, which enable interactions with tags that are “in sight”
- Radio Frequency Identification (RFID) and Near Field Communication (NFC), which enable interactions with radios that are generally “in reach” but may be out of sight
18. Barcodes, QR Codes, NFC, and RFID
Get Beacon Technologies: The Hitchhiker’s Guide to the Beacosystem now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.