| 摘要 |
PURPOSE:To exactly execute an inspection and the maintenance of a product, etc., by a small storage capacity, by restoring the disguised data of an IC card, based on the disguise rule of a storage function of a computer system, etc. CONSTITUTION:To an IC card stuck to a product and parts, a data related to a manufacture, an inspection, a maintenance after delivery, etc., are disguised by a technical data disguising function 12 and written. This data is read out by a disguised data read function 13, and a computer, etc., restore it to the original data through a technical date return function 14, based on a disguise rule for each separate product written in the memory of a built-in storage function 11. Also, the causes of quality abnormality, an accident, etc., are tracked by an abnormality analyzing function 15, and by a small storage capacity for storing only the disguise rule, the inspection and maintenance of a product, etc., can be exactly executed. |
