| 摘要 |
There are provided an identification and surveillance device, a system and a method using active RFID technology to accurately and automatically track inventory at the item-level across the supply chain in real-time and at a distance. The device is provided with an attaching device for attaching to the item and a radio-frequency device securely mounted with the attaching device. The radio-frequency device comprises storage for storing data therein, the data comprising individual tag-related information, a transmitter, an antenna and a power source for powering the device. The radio-frequency device, with the help of the transmitter, is able to communicate with a corresponding radio-frequency receiver for tracking the item. |
