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. 10, 2021
Filed:
Mar. 25, 2019
Applicant:
Micron Technology, Inc., Boise, ID (US);
Inventors:
Tetsuya Arai, Sagamihara, JP;
Junki Taniguchi, Sagamihara, JP;
Assignee:
Micron Technology, Inc., Boise, ID (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 7/10 (2006.01); G06F 1/26 (2006.01); G01R 31/319 (2006.01);
U.S. Cl.
CPC ...
G11C 7/1057 (2013.01); G01R 31/3191 (2013.01); G06F 1/266 (2013.01); G11C 2207/2254 (2013.01);
Abstract
An apparatus includes an external terminal, an output circuit having an impedance corresponding to a code signal, and a calibration circuit configured to produce the code signal responsive to a comparison of a voltage at the external terminal with a reference voltage, the comparison performed by a first cycle period in a first mode and by a second cycle which is longer than the first cycle period in a second mode.