Patent · US Expired

Dynamic semiconductor memory device with higher density bit line/word line layout

US5747844A · kind A · utility

30Cited by
7References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 24, 1996
Grant dateMay 5, 1998
Priority date
Expiry dateOct 24, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S257/907

Abstract

A plurality of bit line contacts provided on one bit line BL are arranged on every other one of spaces each provided between every adjacent two of word lines WL and a plurality of bit line contacts provided on an adjacent bit line BL are arranged on every other one of spaces each provided between every adjacent two of word lines WL which is different from the space in which a corresponding one of the bit line contacts formed on the former bit line is arranged.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.