An Oasis of Opportunity

"Two years ago it was UHF (ultra-high frequency, 869-960 MHz) for drugs—now Pfizer are rolling out item-level tagging on Viagra at HF (high frequency, 13.56 MHz) because it works more of the time in that case," Das explained. "Most item-level projects have been done at HF, yet EPCglobal [Inc.™] (a subscriber-driven organization focused on creating global standards for the EPCglobal Network™) has hardly begun work on this frequency. It is still unclear which frequency will win."