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.
Patent No.:
Date of Patent:
Mar. 02, 2010
Filed:
Dec. 11, 2007
Applicants:
Yong-suk Joo, Kyoungki-do, KR;
Byoung-jin Choi, Kyoungki-do, KR;
Inventors:
Yong-Suk Joo, Kyoungki-do, KR;
Byoung-Jin Choi, Kyoungki-do, KR;
Assignee:
Hynix Semiconductor, Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor memory device includes: a pre-amplifying unit configured to amplify a difference between an input signal and a reference signal to output a pre-output signal; a delaying unit configured to delay the input signal to output a delayed input signal; and a main amplifying unit configured to receive the pre-output signal and the delayed input signal as differential inputs to output an output signal.