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:
Apr. 12, 2011
Filed:
Dec. 26, 2008
Jae-hyuk Im, Gyeonggi-do, KR;
Jae-il Kim, Gyeonggi-do, KR;
Jae-Hyuk Im, Gyeonggi-do, KR;
Jae-Il Kim, Gyeonggi-do, KR;
Hynix Semiconductor Inc., Gyeonggi-do, KR;
Abstract
A fuse monitoring circuit for a semiconductor memory device includes a fuse repair unit including a plurality of fuses each programmed with at least one repair address, configured to receive a fuse reset signal and to output a plurality of fuse state signals each corresponding to a connection state of one of the fuses, a fuse monitoring unit configured to receive a monitoring enable signal and to output a plurality of fuse state monitoring signals each corresponding to a corresponding one of the fuse state signals, each of the fuse state signals corresponding to one of a plurality of addresses, and an output unit configured to receive an output control signal and to output the fuse state monitoring signals to an output pad.