| 摘要 |
A sensing system includes: a sensor tag including a sensor that measures a physical quantity or a chemical quantity, a memory that stores an expiration date and a correction coefficient value of the sensor, and individual recognition information, and a transmission unit that transmits a measurement value of the sensor and the individual recognition information to the calculator; a center including a storage unit that stores an accurate expiration date and an accurate correction coefficient value for each piece of individual recognition information, and a transmission unit that transmits the accurate expiration date and coefficient value depending on the individual recognition information to the calculator; and a calculator including a transmission unit that transmits the individual recognition information to the center, a reception unit that receives the individual recognition information, the measurement value, and the accurate expiration date and correction coefficient value, a determination unit that determines whether the accurate expiration date from the center has elapsed, and a processing unit that corrects the measurement value using the correction coefficient value. |
