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:
Aug. 06, 2013

Filed:

Sep. 14, 2010
Applicants:

Hyung-soo Kim, Gyeonggi-do, KR;

Ki-myung Kyung, Gyeonggi-do, KR;

Ic-su OH, Gyeonggi-do, KR;

Chang-kun Park, Gyeonggi-do, KR;

Inventors:

Hyung-Soo Kim, Gyeonggi-do, KR;

Ki-Myung Kyung, Gyeonggi-do, KR;

Ic-Su Oh, Gyeonggi-do, KR;

Chang-Kun Park, Gyeonggi-do, KR;

Assignee:

Hynix Semiconductor Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 7/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A semiconductor memory device includes a memory bank configured to output stored data in response to a column selection signal, a plurality of data latching units configured to latch the data outputted from the memory bank in response to an input control signal which is generated according to the column selection signal, and output the latched data in response to an output control signal, a time measurement unit configured to measure a time from an activation of the input control signal to an activation of the output control signal and generate a delay control signal, and an activation control unit configured to control an activation time of the column selection signal in response to the delay control signal.


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