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. 31, 2010

Filed:

Jun. 30, 2008
Applicants:

Chun-seok Jeong, Kyoungki-Do, KR;

Kee-teok Park, Kyoungki-Do, KR;

Inventors:

Chun-Seok Jeong, Kyoungki-Do, KR;

Kee-Teok Park, Kyoungki-Do, KR;

Assignee:

Hynix Semiconductor Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/003 (2006.01);
U.S. Cl.
CPC ...
Abstract

Output driver circuit, semiconductor memory device including the output driver circuit, and method for operating the semiconductor memory device, including a pre-driver to generate a pull-up control signal and a pull-down control signal according to a logic value of data to output, and to adjust and output a slew rate of the pull-up control signal and a slew rate of the pull-down control signal according to a termination resistance setting information, a pull-up driver to output logic high data in response to the pull-up control signal and a pull-down driver to output logic low data in response to the pull-down control signal.


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