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:
Dec. 27, 2011
Filed:
Sep. 18, 2009
Shinichiro Shiratake, Yokohama, JP;
Shinichiro Shiratake, Yokohama, JP;
Kabushiki Kaisha Toshiba, , JP;
Abstract
A ferroelectric memory of an embodiment of the present invention includes a plurality of units, in each of which a ferroelectric capacitor and a transistor are connected to each other in parallel. The memory includes first and second memory cell arrays, first and second bit lines arranged in the first and second memory cell arrays, respectively, first and second blocks connected to the first bit line, and including Nunits and Nunits, respectively, where Nand Nare positive integers, third and fourth bit lines arranged in the first and second memory cell arrays, respectively, third and fourth blocks connected to the third bit line, and including Nunits and Nunits, respectively, where Nand Nare positive integers, first to fourth redundant blocks respectively connected to the first to fourth bit lines, and to be used for repair of the first to fourth blocks, and a sense amplifier selectively connectable to one of the first and second bit lines, and selectively connectable to one of the third and fourth bit lines.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile