YOGYAKARTA Several cellphones (HP) are equipped with Near Field Communication (NFC) technology. The existence of NFC allows phone owners to make payment transactions electronically easily. The way NFC works on their own cellphone involves electromagnetic induction.
Before understanding how it works, you need to get to know NFC first. It is known, NFC is a short-distance wireless technology that allows data sharing. For example, from phone to smart watch or from phone to e-toll card.
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In a journal entitled Application for the Role and Use of Near Field Communication (NFC) Technology for Teaching and Learning Process Activities at Higher Education, it is explained how NFC works similar to Bluetooth and WiFi, namely by conducting a Wireless radio frequency-based connection.
In NFC, two devices are needed to communicate with each other called NFC Reader, which can be in the form of mobile phones, and a small terminal-shaped NFC chip complete with an integrated radio antenna. NFC Tag is able to store user-defined information. For example maps, tickets, and so on.
The two devices then exchange data using electromagnetic fields. When the NFC phone is closer to the NFC terminal, the NFC Reader will automatically activate the signal on NFC Tag. NFC Reader will then retrieve information that is spilled on NFC Tag, then NFC Reader will send the information to the server.
The existence of NFC technology on mobile phones has a number of uses that make it easier for users to carry out certain activities. Here are some of the uses of NFC on HP.
The existence of NFC on the cellphone allows the owner to make payments without being bothered by scanning. How to pay via NFC on the cellphone is very easy, simply bring the cellphone closer to the payment receipt and confirm the transaction on the screen. Payments do not require additional steps such as authentication or entering a password.
In addition to making payments, NFC phones can also accept payments from credit cards and debits. Several international companies have used this method. Thus users can receive money from friends, family, or can be used by traders.
NFC also allows mobile phone users to refill e-toll cards and the like. How to fill in the balance on the card can be done mobile banking, then bring the card closer to the cellphone. The balance will be filled according to the desired amount. This feature makes it easier for users so they don't have to go to the ATM to fill in the balance.
NFC can be used as a security key to your home door. There are even now many hotels that use NFC. That way NFC phone users can access the house without a troublesome physical key.
That's information regarding how NFC works on HP. Visit VOI.id to get other interesting information.
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