I am seeking a transponder that can be attached to a small insect. The bugs measure less than 2 millimeters (0.08 inch) in size. I need to be able to read the transponders from long distances—at least 5 meters (16.4 feet). Any idea how this can be accomplished? —Name...
An article published in The New York Times says the days of cheap clothing items from China are over—which means apparel manufacturers and retailers should consider deploying RFID to stem rising prices by reducing supply chain inefficiencies.
If so, please provide some examples. —Name withheld ——— Yes. We've published several articles covering solutions for tracking storage tapes, including those offered by Imation (see Imation Announces RFID Solution for Tracking Data Tapes), Axcess (see Axcess Offers...
When passive tags are used, readers have to continuously emit energy. Does this affect a patient's health? —Name withheld ——— Not a great deal of research has been conducted into the effects of deploying radio frequency identification within a hospital environment,...
Are there many businesses in that sector that are utilizing the technology? —Name withheld ——— There are a few companies in the granite and stone industry that are employing radio frequency identification. Mainly, these firms are tracking raw slabs moving from a...
Globally, losses from shoplifting, employee theft, vendor fraud and administrative error rose by more than 6 percent over last year’s rate.
Since accelerometric sensors require high amounts of power, active tags are often used. Instead of utilizing active tags, however, we would like to use two or three passive tags to track when patients have fallen. Is this feasible? —Name withheld ——— Technically, this...
The goods in question are located inside a 4-foot-square box, and I've only been able to successfully read about 50 percent of them or so. —Name withheld ——— There are many factors that could influence your ability to read tags quickly and consistently. One is tag...
I obtained an OEM RFID reader of unknown type and model. It seems that it operates at 62.5 kHz (I checked, using an oscilloscope, the emitting frequency of the reader antenna). —Name withheld ——— There are no RFID readers that operate at 62.5 kHz. The common...
And if so, what has been the success rate? —Name withheld ——— There have been several live implementations in jewelry stores, though the success rate is difficult to know. Those we've written about have been successful, when measured against what retailers had hoped...
Why is pulse-position coding used for communication from a reader to a tag? —Name withheld ——— To answer your question, I reached out to Chris Diorio, the chief technology officer at chip manufacturer Impinj. Chris not only oversees the development of his company's...
While visiting Brazil to officially launch our Portuguese-language Web site, I had a chance to sit down with Roberto Matsubayashi, GS1 Brasil’s innovation technology and strategic alliances manager, and discuss the market for RFID systems based on the Electronic Product Code standard.