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Archive for 'UHF RFID Tags versus HF RFID Tags'

HF Protocols’ Distant Dream

Although HF RFID air-interface protocols operate at a single global frequency, a number of factors hinder the ability of HF tags and readers to achieve interoperability.
By John Schroeter
Feb. 12, 2007—While the many high-frequency (HF) RFID air-interface protocols enjoy global operation at a single frequency (13.56 MHz), the problem is that none of them are compatible, […]

Wal-Mart Seeks UHF for Item-Level

During a recent webinar, the retailer’s RFID solutions architect explained his company’s criteria for successful item-level tagging.
By Mary Catherine O’Connor
Mar. 30, 2006—Speaking yesterday to an audience attending RFID Journal’s webinar entitled “Item-Level Tagging Using UHF Gen 2, Richard Ulrich, solutions architect on Wal-Mart Stores’s RFID strategy team, laid out a number of requirements his company […]

A Shift to UHF Near-Field Predicted for Pharma

Andrew Nathanson, of the market research firm Venture Development Corp., says the pharmaceutical industry will increasingly adopt hybrid HF-UHF RFID solutions over the next five years, followed by near-field UHF technology.
By Claire Swedberg
Oct. 3, 2006
The pharmaceutical industry will migrate toward hybrid HF-UHF RFID solutions for the medication supply chain in the next five years, then […]

Moving Forward on an HF EPC Standard

End users need a standard for high-frequency EPC tags, and EPCglobal is close to delivering it.
Jan. 22, 2007
Toward the end of this month, EPCglobal’s Hardware Action Group (HAG), which helps develop Electronic Product Code (EPC) standards, will meet in Sydney to discuss, among other things, a consensus proposal for a high-frequency air-interface protocol. The goal […]

Are Item-Level Tags Up to the Job?

The RFID Alliance Lab tested four commercially available EPC Gen 1 UHF tags and found that each had limitations.
By Daniel Deavours

Many companies are anticipating the time when they will tag unique items, but they are not sure about the performance of UHF tags that conform to Electronic Product Code specifications. One such company in the […]
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