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:
Jul. 02, 2002
Filed:
Aug. 22, 2001
Applicant:
Inventors:
Yoshikazu Yabe, Tokyo, JP;
Masato Motomura, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 ;
U.S. Cl.
CPC ...
G11C 7/00 ;
Abstract
In a multiple line buffer type memory LSI, when line buffers retaining data read out from a memory section does not exist in a multiple line buffer section, data retained in any of the line buffers are copied and held temporarily in standby in the write-back buffers. The data read out from the memory section are retained in the line buffers. The data temporarily held in standby in the write-back buffers are written back into the memory section.