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:
Sep. 06, 2011
Filed:
Jul. 14, 2009
Shunya Nagata, Kanagawa, JP;
Shunya Nagata, Kanagawa, JP;
Renesas Electronics Corporation, Kawasaki-shi, Kanagawa, JP;
Abstract
Disclosed is a memory circuit that includes a plurality of columns of bit line pairs, each bit line pair including True and Bar bit lines, between which at least a memory cell is connected; a sense amplifier that has True and Bar terminals and that performs differential amplification; and a switching circuit that selects one of: a straight connection in which the True and Bar bit lines of a selected column bit line pair are connected to the True and Bar terminals of the sense amplifier, respectively; and a cross connection in which the True and Bar bit lines of a selected column bit line pair are connected to the Bar and True terminals of the sense amplifier, respectively.