The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 06, 2026

Filed:

Dec. 30, 2022
Applicant:

Nuvoton Technology Corporation, Hsinchu Science Park, TW;

Inventor:

Wei-Cheng Lin, Kaohsiung City, TW;

Assignee:

NUVOTON TECHNOLOGY CORPORATION, Hsinchu Sciencepark, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/62 (2013.01); G06F 21/60 (2013.01);
U.S. Cl.
CPC ...
G06F 21/6227 (2013.01); G06F 21/602 (2013.01);
Abstract

A data protection method includes the following steps. Input data is split into a plurality of data groups. The original start-address of each data group and the data length of each data group are recorded. The data groups are reordered randomly. The reordered data groups constitute random data. The new start-address of each reordered data group is recorded. The original start-addresses, the data lengths, and the new start-addresses are collected to form a look-up table. The look-up table records the original start-addresses of the data groups and the new start-addresses of the reordered data groups. Each original start-address corresponds to one new start-address. The random data is stored in the storage memory. The look-up table is stored in the memory controller.


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