s9800078

s9800078's Latest Posts

What Is a Microstrip Antenna?

Can you please explain what this term means? —Name withheld ——— A microstrip antenna is not, as the name seems to imply, a very thin linear antenna. It is actually a common form of planar antenna. A microstrip antenna is made up of a dielectric substrate sandwiched...

Could a Passive Tag Power a Sensor or Other Device?

I read, in a previously posted answer to the question How Much Electricity Is Generated by Passive RFID Tags?, that "a modern passive tag is designed to operate (at maximum range) on only 1 microwatt of power—typically, at a power supply voltage of 1V with a current...

Can RFID Be Used to Secure Oil Pipelines?

We'd like to prevent people from breaking in to siphon oil and commit vandalism, both above and below ground level. Would radio frequency identification do the trick? —Name withheld ——— That is a great question. There are a number of ways in which radio frequency...

Can a Single Module Read 1D and 2D Bar Codes and RFID Tags?

Do you know of any fixed or integrated solutions that can read both 1D and 2D bar codes and simultaneously interrogate RFID tags, and that could be integrated into a custom instrument for medical purposes? —Name withheld ——— The short answer is no. There are handheld...

Can RFID Identify Computer Users in Need of Assistance?

How can I use radio frequency identification to map approximately 400 computers within a building and then view, on a tablet screen, which machine's user requires help? —Name withheld ——— To my knowledge, there is no off-the-shelf system that will do what you ask....