Patent ID: 6289423
Filing Date: 2001-09-11
Classification: G06F,G11B

Abstract:
A method to prevent inadvertent overwriting of a group of data copied from an original information-storing medium into a destination information-storing medium, each of these information-storing media having a disk for storing information, comprising the steps of:reading out attribute information of at least one first zone storing the group of data, said first zone being in the original information-storing medium, said attribute information indicating whether said first zone is a ROM area or a RAM area and said attribute information being provided in an area out of a user area, wherein at least one of said first zones in the original information-storing medium has said attribute information indicating a ROM area;copying said attribute information to a second zone to which the group of data is to be copied in the destination information-storing medium; andcopying the group of data stored in said first zone of the original information-storing medium to said second zone in the destination information-storing medium.