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:
Apr. 12, 2016

Filed:

Jul. 30, 2014
Applicant:

Unitest Inc., Gyeonggi-do, KR;

Inventor:

Ho Sang You, Seoul, KR;

Assignee:

UNITEST INC., Yongin-si, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 29/38 (2006.01); G11C 29/12 (2006.01); G11C 29/56 (2006.01); G06F 11/22 (2006.01); G11C 29/54 (2006.01);
U.S. Cl.
CPC ...
G11C 29/12 (2013.01); G06F 11/22 (2013.01); G11C 29/56004 (2013.01); G11C 29/56008 (2013.01);
Abstract

An apparatus and method for acquiring data of fast fail memory includes a pattern generator for generating a pattern to be recorded to a device under test (DUT) and receiving DUT data from the DUT; a data transmitter for sending the DUT data and the pattern generated so as to correspond thereto to a failure analyzer from the pattern generator; and a failure analyzer for analyzing the DUT data and the pattern generated so as to correspond to the DUT data, which are received from the data transmitter, thus producing failure analysis information. The data transmitter (FIFO) able to advance the failure analysis time allows failure analysis to be performed before completion of testing, thereby shortening the total failure analysis time and overcoming hardware limitations for failure analysis.


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