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RFID is Old, what’s New New standards at UHF (900 MHz) vs HF (13.56MHz) UHF - 10X range of HF RFID Faster data rates – up to 640kbps But, presents many new challenges: How to identify and read/write single tags from hundreds within a reader field... Tag and reader RF interference... Security.... Tag data processing... Solution - EPCglobal Gen2 standard |