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:
Feb. 07, 2017
Filed:
Feb. 28, 2014
Sony Corporation, Tokyo, JP;
Kerry Tedrow, Folsom, CA (US);
Sony Semiconductor Solutions Corporation, Kanagawa, JP;
Abstract
A memory device comprising a memory array comprising a plurality of memory cells, a plurality of bitlines and a plurality of wordlines for writing to the plurality of memory cells and a sense amplifier coupled to a first bitline of the plurality of bitlines, for reading the contents of a selected memory cell, the sense amplifier comprising a first cascode transistor pair coupled to a second cascode transistor pair, the first cascode transistor pair coupled to the first bitline and a second bitline, and a current comparator coupled to a drain side of the second cascode transistor pair for determining a value of the selected memory cell.