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:
Mar. 07, 2023

Filed:

Mar. 18, 2021
Applicant:

Micron Technology, Inc., Boise, ID (US);

Inventor:

Michael Richard Spica, Eagle, ID (US);

Assignee:

Micron Technology, Inc., Boise, ID (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/319 (2006.01); G01R 31/3185 (2006.01); G11C 29/10 (2006.01); G01R 31/28 (2006.01); G11C 29/56 (2006.01); G01R 31/311 (2006.01); G01R 31/317 (2006.01);
U.S. Cl.
CPC ...
G01R 31/31915 (2013.01); G01R 31/2834 (2013.01); G01R 31/318566 (2013.01); G01R 31/318572 (2013.01); G11C 29/10 (2013.01); G11C 29/56004 (2013.01); G01R 31/311 (2013.01); G01R 31/31703 (2013.01); G01R 31/31724 (2013.01); G01R 31/318544 (2013.01); G01R 31/318577 (2013.01);
Abstract

A system comprises a memory sub-system controller mounted to a printed circuit board (PCB) and an in-circuit test (ICT) device. The memory sub-system controller has test points on the PCB comprising stimulus points and observation points. The ICT device connects to the test points of the controller. The ICT device converts automated test pattern generation (ATPG) input test vectors to test signals. A first set of pin drivers of the ICT device applies the test signals to the stimulus points of the controller and a second set of pin drivers of the ICT device read output signals output at the observation points of the controller. A comparator of the ICT device compares the output signals with output test vectors. The comparator provides test result data comprising a result of the comparison.


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