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:
Sep. 20, 2005
Filed:
Apr. 08, 2003
Applicants:
Tae-hyoung Kim, Seongnam-shi, KR;
Uk-rae Cho, Suwon-shi, KR;
Nam-seog Kim, Seoul, KR;
Inventors:
Assignee:
Samsung Electronics, Co., Ltd., Suwon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C016/04 ;
U.S. Cl.
CPC ...
Abstract
A semiconductor device includes an output impedance control circuit, connected to a ZQ pad and an output buffer circuit, for controlling an impedance of the output buffer circuit according to an impedance of an external resistor connected with the ZQ pad.