Electronic system and refresh method

Details Electronic system and refresh method Electronic system and refresh method

2005-04-19

2005-04-19

Nguyen, Hiep T. (Department: 2187)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

Reexamination Certificate

active

06883061

ABSTRACT:
An electronic system having a plurality of dynamic semiconductor memory devices and a refresh method for the same. The system comprises a plurality of dynamic semiconductor memory devices and a controller. Each of the dynamic semiconductor memory devices includes a storage device for storing a designated number designating an order for performing a refresh operation, a refresh enable signal generating circuit for generating a refresh enable signal in response to a refresh control command supplied from the controller and a delaying circuit for delaying the refresh enable signal by different time intervals determined by the designated number.

REFERENCES:
patent: 5761703 (1998-06-01), Bolyn
patent: 6542959 (2003-04-01), Tabo
patent: 6622197 (2003-09-01), Kim

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