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Statistics show that hundreds of cities in China have established smart bus card systems, with more than 450 million cards issued. The smart transportation card is convenient for travel, saves the trouble of looking for money and replaces it with zero, and can integrate functions such as borrowing b...
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In recent years, due to the frequent occurrence of food poisoning, mad cow disease, foot-and-mouth disease, avian influenza and other livestock and poultry diseases, as well as serious drug residues in agricultural products, accidents have seriously affected people's health and attracted great atten...
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What is a smart card used for? Functionally, the use of smart cards can be classified into the following four points: 1. Identification - use the built-in microcomputer system to perform mathematical calculations on the data to confirm its uniqueness. 2. Payment tool - the built-in counter (counter)...
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1. Project Background Nowadays, people's requirements for hotels are not limited to living. The requirements for hotels are already multifunctional. Living, meeting, office, leisure and entertainment are also indispensable. Now there are not only a large number of five-star hotels, but even super fi...
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RFID is a flexible application technology that is easy to handle, simple and practical and especially suitable for automation control. Can work freely in various harsh environments: short-range RF products are not afraid of harsh environments such as oil stains and dust pollution, and can replace ba...
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