Patent · US Active

Enhancing security of internal memory

US7958414B1 · kind B1 · utility

7Cited by

4References

20Claims

0Family size

Assignee

XILINX, INC. · US

Inventors

Ahmad R. Ansari · San Jose, US
Ting Lu · Austin, US
Ismed D. Hartanto · Castro Valley, US

Key dates

Filing date	Sep 22, 2010
Grant date	Jun 7, 2011
Priority date	—
Expiry date	Sep 22, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG11C7/20
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

An embodiment of a method of enhancing security of internal memory is disclosed. For this embodiment of the method, the application specific block is operated in a functional mode, and a reset of the application specific block is initiated. From a built-in self-test engine, at least one write to the internal memory is initiated in response to the reset initiated, where the at least one write overwrites data stored in the internal memory during a reset mode.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.