Static information storage and retrieval – Read/write circuit – Data refresh
Reexamination Certificate
2006-05-17
2009-06-23
Nguyen, VanThu (Department: 2824)
Static information storage and retrieval
Read/write circuit
Data refresh
C365S233180, C365S230090
Reexamination Certificate
active
07551502
ABSTRACT:
Double refresh executing means is changed in accordance with a manner (distributed refresh or burst refresh) of a refresh command so as to suppress a drop of internal power supply that occurs upon double refresh.
REFERENCES:
patent: 7248528 (2007-07-01), Riho et al.
patent: 2003/0063512 (2003-04-01), Takahashi et al.
patent: 2004/0076054 (2004-04-01), Takahashi
patent: 2005/0243629 (2005-11-01), Lee
patent: 4-10297 (1992-01-01), None
patent: 8-306184 (1996-11-01), None
Dono Chiaki
Koshikawa Yasuji
Elpida Memory Inc.
Nguyen Van-Thu
Sughrue & Mion, PLLC
Yang Han
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