Apparatus and method for controlling refresh of...

Details Apparatus and method for controlling refresh of... Apparatus and method for controlling refresh of...

2006-08-15

2009-06-02

Lane, Jack A (Department: 2185)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

C711S005000, C365S222000

Reexamination Certificate

active

07543106

ABSTRACT:
A memory controller controlling a plurality of semiconductor memory devices includes a refresh control circuit controlling refresh operations of the semiconductor memory devices according to positional information of memory chips of the memory devices. The refresh control circuit classifies the semiconductor memory devices into first and second groups and sets an auto refresh interval of the semiconductor memory devices belong to the first group and an auto refresh interval of the semiconductor memory devices belong to the second group different from each other.

REFERENCES:
patent: 6166972 (2000-12-01), Hidaka
patent: 6483764 (2002-11-01), Hsu et al.
patent: 6556496 (2003-04-01), Benedix et al.
patent: 7317648 (2008-01-01), Jo
patent: 7362643 (2008-04-01), Okada
patent: 2002/0136075 (2002-09-01), Hsu et al.
patent: 2006/0104141 (2006-05-01), Jo
patent: 07-176185 (1995-07-01), None
patent: 2001-043677 (2001-02-01), None
patent: 2003-0009052 (2003-01-01), None
patent: 10-2005-0007910 (2005-01-01), None
Notice to Submit Response and English-language translation issued Sep. 21, 2006 in counter patent application No. 10-2005-0105293.

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