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Some RFID vendors take advantage of the education that RFID Journal provides, while others just don’t know how to market effectively.

Are there any suppliers or manufacturers of ultrahigh-frequency (UHF) RFID interrogators that operate only within that frequency range, with half a watt of maximum effective radiated power (ERP)? —Name withheld ——— To my knowledge, there are not. Many...

Also, is Savant the same as RFID middleware—and if they are the same, why are they called by different names? —Name withheld ——— This question is a blast from the past, as I have not heard anyone use the terms "Savant" and "PML" [Product Markup Language] in a long...

I would like to buy handheld readers, along with active or passive tags, with a read range of 300 feet or more, to be used in an outdoor construction site for tracking materials and equipment. Can you point me to some reliable vendors that I can contact for such a...

Please explain which technology is used. —Name withheld ——— Contactless smart cards typically employ high-frequency (HF) RFID transponders based on the ISO 14443 air-interface standard. The antenna is simply a coiled piece of copper that connects with two contacts on...

For a project on which I am working, I need to track the location of my finger tip when moving it on a table, so I require a precise solution consisting of small tags. What do you recommend? Is there any system better than RFID for this objective, such as Wi-Fi or...

I work in the oil and gas sector, and it would appear that no one supplier offers a full radio frequency identification solution for our industry. —Name withheld ——— There are a variety of middleware solutions that can handle data from a variety of sources, including...

What type of RFID system can interrogate tags from that distance? —Name withheld ——— There are, to my knowledge, no RFID systems that work consistently at a distance of more than 1 kilometer (0.6 mile). Most active RFID systems have a read range of about 100 meters...

I need a cheap solution that is ready to develop using an RFID developer's kit. —Name withheld ——— Developing your own race-timing system is probably not going to be simple or inexpensive. First, if you purchase tags in small quantities, you are going to pay more than...

Is there a difference? —Name withheld ——— This is a very technical question. Since I am not an RF engineer, I reached out to a few people for the answer. Before I provide an answer, let me explain what the terms mean, for those who don't know. Effective radiated power...

I work for the CBS TV station in that area, and we would like to interview someone on camera. —Juan Carlos Fanjul ——— Juan Carlos, I am unaware of anyone, but if any of our readers in Florida are experts in this area, please e-mail me and I will put you in touch with...

Those firms that have the greatest brand recognition are the ones putting the most effort into burnishing their brand’s image.