| 摘要 |
PROBLEM TO BE SOLVED: To provide a system of managing expired products, which uses an electronic price label system to convey expiration information. SOLUTION: The system includes a product label affixed to the time-sensitive product, an electronic price label system including an electronic price label and a product label interrogator controlled by the electronic price label which obtains the expiration information from the product label, and a computer which identifies the electronic price label as being associated with the product, causes the electronic price label to activate the product label interrogator to interrogate the product label, and receives the expiration information from the electronic price label. The computer may additionally compare the expiration information to current date information and cause the electronic price label to display a message including that the product has expired if the current date information is after expiration information. |
