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. 17, 2001
Filed:
Apr. 11, 2000
Mamoru Fujita, Tokyo, JP;
NEC Corporation, , JP;
Abstract
In a semiconductor memory device including a plurality of sense amplifiers arranged in rows, columns, a plurality of local data input/output line pairs, each pair being connected to one row of the sense amplifiers, a global data input/output line pair, a plurality of switches each connected between one of the local data input/output line pairs and the global data input/output line pair, and a differential amplifier connected to the global data input/output line pair, at least one pull-up circuit is connected to the global data input/output line pair. At least one of the switches is connected to the global data input/output line pair between the pull-up circuit and the differential amplifier.