Do you know what’s the frequency is your smart card when you hold a RFID card in your hand? Do you know how to check it frequency by your smartphone? Follow me to find your answer! As we know passive RFID have three frequency: LF: 125 KHz～135KHz HF: 13.56MHz UHF: 860MHz～960MHz How to distinguish the card […]
Shenzhen Chuangxinjia Smart Card Co., Ltd. is the major leading RFID card manufacturers in China, with more than 15 years production and R&D experience. In 2010 Shenzhen Chuangxinjia RFID tag corporation was founded, a high technology enterprise which engaged in researching as well as producing and marketing of system project, application equipment and end products. […]
What is the RFID card developed？RFID has been used and depended on for over 70 years. In 1945, Léon Theremin invented an espionage tool for the Soviet Union which retransmitted incident radio waves with audio information. Sound waves vibrated a diaphragm which slightly altered the shape of the resonator, which modulated the reflected radio frequency. Even though this device was a covert listening device, not […]
