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:
Jan. 31, 2012
Filed:
Jan. 21, 2010
Applicants:
Nakaba Kaiwa, Tokyo, JP;
Yutaka Ikeda, Tokyo, JP;
Inventors:
Nakaba Kaiwa, Tokyo, JP;
Yutaka Ikeda, Tokyo, JP;
Assignee:
Elpida Memory, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/003 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device includes a signal generating circuit that generates an impedance adjustment command signal which indicates at least one of initiation and termination of an impedance adjustment. The semiconductor device outputs an output signal in synchronism with the impedance adjustment command signal.