Semiconductor memory device

Details Semiconductor memory device Semiconductor memory device

1999-10-16

2000-10-03

Elms, Richard

Static information storage and retrieval

Interconnection arrangements

365 51, 36518511, 36523003, G11C 506

Patent

active

061282103

ABSTRACT:
A semiconductor memory device includes a plurality of main bit lines; a first bank including a plurality of memory cells, a plurality of word lines, and a plurality of sub bit lines; a second bank including a plurality of memory cells, a plurality of word lines, and a plurality of sub bit lines which are independent from the plurality of sub bit lines included in the first bank; a first auxiliary conduction region coupled to one of the plurality of main bit lines; a first switch for electrically connecting the first auxiliary conduction region to a second auxiliary conduction region: and a second switch for electrically connecting one of the plurality of sub bit lines included in the first bank to the second auxiliary conduction region.

REFERENCES:
patent: 5202848 (1993-04-01), Nakagawara
patent: 5621697 (1997-04-01), Weng et al.
patent: 5822248 (1998-10-01), Satori et al.
patent: 5923606 (1999-07-01), Lee et al.
patent: 5978255 (1999-11-01), Naritake
patent: 6002606 (1999-12-01), Komatsu

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