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. 02, 2025
Filed:
Aug. 17, 2023
Applicant:
Ablic Inc., Nagano, JP;
Inventor:
Yasushi Imai, Nagano, JP;
Assignee:
ABLIC Inc., Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/50 (2006.01); G11C 29/34 (2006.01); G11C 16/04 (2006.01); G11C 29/12 (2006.01);
U.S. Cl.
CPC ...
G11C 29/50 (2013.01); G11C 29/34 (2013.01); G11C 16/0433 (2013.01); G11C 2029/1204 (2013.01); G11C 2029/5004 (2013.01);
Abstract
Provided is a semiconductor storage apparatus having a storage apparatus driving circuit which can efficiently perform screening tests for the semiconductor memory device. A semiconductor memory device includes a wright-voltage supply circuit, a wright-voltage switching circuit, a bit line discharge control circuit, a bit line discharge circuit, and a memory array. The wright-voltage supply circuit is connected to the memory array through the wright-voltage switching circuit. The bit line discharge control circuit is connected to the memory array through the bit line discharge circuit.