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:
Jun. 13, 2006
Filed:
Mar. 15, 2002
Applicants:
Toshio Sunaga, Ohtsu, JP;
Shinpei Watanabe, Yokohama, JP;
Inventors:
Toshio Sunaga, Ohtsu, JP;
Shinpei Watanabe, Yokohama, JP;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention discloses a memory, and a refresh method for memory, which performs a normal access and refresh one after another within one operation cycle of SRAM. The memory of the present invention comprises a refresh enable which directs execution of refresh, a row address counter that addresses a row address of memory cells to be refreshed, and an execution circuit which refreshes the memory cells of the addressed row address in response to the direction of execution of refresh.