Invention Grant
US08258928B2 RFID system and RFID tag thereof 失效
RFID系统和RFID标签

RFID system and RFID tag thereof
Abstract:
An RFID tag is provided. The RFID tag includes an emitting module, a temperature detecting circuit and a tag chip. The temperature detecting circuit produces a time signal according to a surrounding temperature, wherein the time signal changes with the surrounding temperature. The tag chip is electrically connected to the temperature detecting circuit and the emitting module, wherein the time signal is transmitted via the emitting module.
Public/Granted literature
Information query
Patent Agency Ranking
0/0