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:
May. 19, 2020

Filed:

Sep. 24, 2018
Applicant:

Altera Corporation, San Jose, CA (US);

Inventors:

Bruce Pedersen, Sunnyvale, CA (US);

Ting Lu, Austin, TX (US);

Brian Wong, Mountain View, CA (US);

Alok Doshi, Milpitas, CA (US);

Yun Sum Wong, Sunnyvale, CA (US);

Assignee:

Altera Corporation, San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/70 (2013.01); G09C 1/00 (2006.01); H04L 9/08 (2006.01); G06F 21/71 (2013.01); G06F 21/62 (2013.01); G06F 1/26 (2006.01); G06F 3/06 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
G06F 21/70 (2013.01); G06F 1/26 (2013.01); G06F 3/0679 (2013.01); G06F 21/62 (2013.01); G06F 21/71 (2013.01); G09C 1/00 (2013.01); H04L 9/0866 (2013.01); H04L 9/3278 (2013.01); G06F 2206/1014 (2013.01);
Abstract

An integrated circuit includes a control circuit and a one-time programmable circuit. The control circuit determines if the one-time programmable circuit is programmed in response to an attempt to access a mode of the integrated circuit after the integrated circuit powers up. The control circuit generates a signal to indicate to a user of the integrated circuit that the mode of the integrated circuit has been previously accessed if the control circuit determines that the one-time programmable circuit has been programmed to indicate a previous access to the mode of the integrated circuit.


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