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:
Mar. 19, 2013
Filed:
Oct. 24, 2011
Applicants:
Shin Ho Chu, Ichon, KR;
Jong Won Lee, Ichon, KR;
Inventors:
Shin Ho Chu, Ichon, KR;
Jong Won Lee, Ichon, KR;
Assignee:
SK hynix Inc., , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/10 (2006.01); G11C 7/00 (2006.01); G11C 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor integrated circuit includes a multi-mode control signal generating unit configured to control an activation of a up/down mat I/O switch control signal, which controls I/O switches in a up/down mat, according to a multi-test mode signal and a read/write discriminating signal, a multi-mode decoder configured to output multi-mat select signals to simultaneously activate a plurality of mats according to a multi-test mode active write signal, and a mat controller configured to enable word lines and the I/O switches according to the up/down mat I/O switch control signal and the multi-mat select signals.