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:
Dec. 11, 2018

Filed:

Jun. 12, 2017
Applicant:

SK Hynix Inc., Icheon, KR;

Inventors:

Sang Hyun Ku, Seongnam, KR;

Min Su Park, Seoul, KR;

Assignee:

SK HYNIX INC., Icheon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/406 (2006.01); G11C 11/408 (2006.01); G11C 7/02 (2006.01);
U.S. Cl.
CPC ...
G11C 11/4087 (2013.01); G11C 7/02 (2013.01); G11C 11/406 (2013.01);
Abstract

A semiconductor device includes a counter control signal generation circuit and an access information generation circuit. The counter control signal generation circuit generates a count enablement signal, a reset signal and a count increment signal in response to a first row address selected as a target address and a second row address selected as a neighboring address. The access information generation circuit receives the count enablement signal, the reset signal and the count increment signal to generate a first access information signal including information on the number of times that the target address is selected and a second access information signal including information on the number of times that the neighboring address is selected.


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