Patent ID: 6078529
Filing Date: 2000-06-20
Classification: G11C

Abstract:
A data storing device comprising:memory elements for storing data,a reference value generating part for generating a reference value, anda judging part for judging contents of the data stored in the memory elements by comparing a data corresponding value corresponding to the data stored in the memory element with the reference value generated by the reference value generating part,wherein the data storing device includes a first element block having one or more of the memory elements and a second element block having one or more of the memory elements not belonging to the first element block,and wherein the reference value generating part includes a first reference element belonging to the first element block and a second reference element belonging to the second element block, and wherein the reference value generating part generates the reference value by synthesizing a first reference value established by the first reference element and a second reference value generated by the second reference element,and wherein the judging part judges contents of data stored in a selected memory element by comparing a data corresponding value corresponding to the data stored in the selected memory element which is one of the memory elements belonging to the first element block and the memory element belonging to the second element block with the reference value.