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. 05, 2016
Filed:
Mar. 24, 2014
Micron Technology, Inc., Boise, ID (US);
Shuichi Kubouchi, Tokyo, JP;
Hiroyuki Yamamoto, Tokyo, JP;
Micron Technology, Inc., Boise, ID (US);
Abstract
Disclosed herein is an apparatus that includes: a plurality of memory banks each including a plurality of memory cells; a plurality of redundant circuits each allocated to an associated one of the plurality of memory banks to replace a defective memory cell among the plurality of memory cells included in the associated memory bank; a plurality of roll call circuits allocated to an associated one of the plurality of memory banks to generate a roll call data when an address corresponding to the defective memory cell is supplied; and a plurality of data buses commonly allocated to the plurality of memory banks. The roll call circuits output the roll call data to the plurality of data buses in parallel.