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:
Aug. 24, 2010
Filed:
Apr. 08, 2009
Applicants:
Kenichi Kuboyama, Kanagawa, JP;
Hideaki Arima, Kanagawa, JP;
Inventors:
Kenichi Kuboyama, Kanagawa, JP;
Hideaki Arima, Kanagawa, JP;
Assignee:
NEC Electronics Corporation, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 5/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a semiconductor or memory device, a first ODT (On Die Termination) circuit is provided between a termination voltage port and a command input port. A first ODT controlling circuit is connected between the termination voltage port and the first ODT circuit, and detects a level of a voltage applied to the termination voltage port and controls the first ODT circuit to connect the termination voltage port and the command input port based on the detection result.