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This article mainly introduces "how to understand nfc access card". In daily operation, I believe many people have doubts about how to understand nfc access card. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful for you to answer the doubts about "how to understand nfc access card". Next, please follow the editor to study!

Nfc access card means that through the NFC function of the phone, the phone can simulate a key card that can open the door; the NFC function is a frequent radiation function, and the phone with this function can support the function of copying the access card to the phone.

Operating environment of this article: MIUI12.0.22, Xiaomi 11

What is a nfc access card?

Nfc access card refers to the use of the phone's NFC function to simulate a key card that can open the door.

NFC function is a popular frequency shooting function at present, and the mobile phone with this function can support the function of copying the access card to the phone.

NFC English full name Near Field Communication, short-range wireless communication. It is a wireless technology initiated by Philips and jointly promoted by famous manufacturers such as Nokia and Sony.

NFC uses two-way identification and connection. NFC mobile phone has three functional modes: NFC mobile phone as reading device (reader), NFC mobile phone as read device (card simulation), and peer-to-peer communication application between NFC mobile phones.

NFC mobile phone as a reading device

In this mode, the NFC phone with reading function collects data from TAG and then processes it according to the requirements of the application. Some applications can be done directly locally, while others need to interact with the network.

Based on the typical application of this model: access control or ticket, cinema ticket sale, etc., users only need to carry the device with ticket or gate control code close to the reading device. It can also be used as a simple data acquisition application, such as bus stop information, park map information and so on.

At this point, the study on "how to understand nfc access card" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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