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. 09, 2021
Filed:
Jan. 06, 2020
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventors:
Sonia Ghosh, San Diego, CA (US);
Changho Jung, San Diego, CA (US);
Assignee:
Qualcomm Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/12 (2006.01); G11C 8/16 (2006.01); G11C 7/08 (2006.01); G11C 11/419 (2006.01);
U.S. Cl.
CPC ...
G11C 7/12 (2013.01); G11C 7/08 (2013.01); G11C 8/16 (2013.01); G11C 11/419 (2013.01);
Abstract
A method for operating a pseudo-dual port (PDP) memory is described. The method includes pre-charging bitline pairs BL and BLB coupled to unselected columns of the PDP memory according to a write operation during a pre-charge operation after a read operation of the PDP memory. The method also includes concurrently pulling-down a bitline pair BL and BLB coupled to a selected column of PDP memory according to the write operation.