Sunday, May 27, 2018

RFID And Bringing The World Into The Future

By Ruth Fisher


Human society marches forward. Such is an undeniable fact of humanity. No matter what happens, war, famine, or disease, human society is always going to march forward. Progress is an inevitability of life. It can be resisted, it can be attacked. It can even be delayed. But it cannot be stopped. As such, it is important to keep up, to not get left behind. Industries and people who do not keep up get left in the dust. Consequently, it is important to have the tools necessary to navigate the new world. One such tool is the CSL RFID reader.

Radio frequency identification, or RFID as it is more commonly known, is a system for the wireless reading of information. This is done via the use of tags which store information which an RFID reader then identifies. A passive tag will have no power source of its own and will instead rely on taking energy from radio waves emitted by a reader. An active tag will have more range and will have a power source such as a battery.

Ultra high frequency, more commonly referred to as UHF, are the frequencies at which many of the most essential systems in the world operate. A lot of things like cell phone coverage, GPS, and even Wi-Fi all operate on UHF. Many RFID readers are tuned to ultra high frequencies.

RFID tags are used widely in for security purposes. Items embedded with an RFID tag will often go off if taken out in a store. Similarly, identification cards can often contain chips in them, especially if there are systems in place to deny entry to outsiders. A chipped card simply allows entry into such places. Similarly, casinos chips are often tagged to prevent theft.

An RFID chip can also be used to track living creatures. A pet can be embedded with one, making it easier to find in case it wanders off. They have applicability to zoos, for the same reason, to keep track of animals.

But the interesting thing about the technology is that as advanced as it is, there is still room for it to grow. Retail could be streamlined with an RFID reader by simply tagging all the items in a store and then having the reader read note just the items, but also the credit card of a customer to automatically charge the card when a customer walks out, checkout lines and waiting in them would become a thing of the past. RFID chips can also be turned into dust and then ingested in some form or another by a person, thereby introducing the dust into the bloodstream to monitor health and wellness. Of course, there are some privacy concerns, as the technology that keeps track of animals can easily be applied to human beings.

Like most devices, there are many RFID readers available on the market. As such, the trick is not picking one. The trick is picking the right one.

Like anything else, price should be considered. RFID readers can cost hundreds of dollars for even the cheapest variant. The investment is good, but it is still a considerable one. Some RFID readers will have to stay outdoors. As such finding a durable one is key. A weak one will break easily and necessitate another purchase.

Technology is great. Humans are great for advancing it so much. As tech advances, human society will change and advance with it.




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