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.
Patent No.:
Date of Patent:
Feb. 08, 2022
Filed:
Dec. 07, 2018
Nxp Usa, Inc., Austin, TX (US);
Stefan Doll, Munich, DE;
Sandeep Jain, Noida, IN;
Vivek Sharma, New Delhi, IN;
Dhruv Satsangi, New Delhi, IN;
Arnavesh Varun Giri, Ranchi, IN;
Ankur Krishna, Noida, IN;
Nitin Moudgil, Banga, IN;
NXP USA, INC., Austin, TX (US);
Abstract
A system for securing a secret word during a read of the secret word from a read-only memory (ROM) is disclosed. The system includes a memory controller coupled to the ROM and a random number generator coupled to the memory controller. The random number generator is configured to generate a random number. The system further includes a number shuffler coupled to the random number generator and the memory controller. The number shuffler is configured to generate a bit read order based on the random number and the memory controller is configured to read bits of the secret word from the ROM according to the bit read order.