Philips, TAGSYS and Texas Instruments today announced the release of a joint white paper, "Item Level Visibility in the Pharmaceutical Supply Chain: A Comparison of HF and UHF RFID Technologies." As established providers of radio frequency identification (RFID) technologies, the companies combined their expertise to detail the technical capabilities, deployment characteristics, and applicability of passive high-frequency (HF) and ultra-high frequency (UHF) technology for pharmaceutical item-level pedigree tracking applications. The white paper also highlights some of the existing commercial pharmaceutical and healthcare pilots and implementations.