Anti-lost device
An anti-lost device and anti-lost technology, applied in instruments, alarms, calculations, etc., can solve problems such as failure of anti-lost devices, achieve the effect of prolonging the service life and good anti-lost effect
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Embodiment 1
[0020] An anti-lost device for infants and young children in the application scene of obstetrics and gynecology in hospitals
[0021] The identification device adopts passive 915M UHF RFID tags, and the effective recognition distance is generally more than 5 meters. It is made into the shape of a bracelet and worn on the hands of infants and young children; Meters or more, the recognition distance between the two is 5-8 meters, it is made into a square box and fixed above the outside of the ward door, connected to the mains through the power module, always on, and uninterrupted monitoring is performed once every 2 seconds. The reminder adopts sound, and there are two kinds of sounds: one is a peaceful "baby is in and out", if this sound is detected during 8:00 to 21:00, the other is a loud "see the baby quickly" , use this sound to remind from 21:00 to 8:00 the next day. When an infant wearing a bracelet-shaped identification device enters and exits the ward door, the monitor...
Embodiment 2
[0025] A property anti-lost device for personal portable application scenarios
[0026] The identification device adopts passive 13.56 MHz RFID tags, and the effective recognition distance is generally 0.5-1.0 meters. They are made into card-shaped and adhesive-backed card-shaped respectively, which are put into wallets and glued to mobile phones respectively; the monitoring device adopts corresponding passive RFID tags. The tag reader has an effective recognition distance of 0.5-1.0 meters, and the recognition distance of the two is 0.5-1.0 meters. It is made into a square box with a groove and fixed on the waist belt (near the side of the wallet and mobile phone bag). The power module is connected to a button battery, and it is turned on when it is necessary to prevent theft. When it is turned on, the frequency of 1 second is continuously monitored, and vibration is used to remind. When the wallet or mobile phone equipped with or pasted with the identification device cannot ...
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