Patent · US Expired

Dynamic random access memory with slanted active regions

US6303955A · kind A · utility

2Cited by
8References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 15, 1999
Grant dateOct 16, 2001
Priority date
Expiry dateNov 15, 2019

Classification

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

Abstract

A structure of dynamic random access memory with slanted active regions, comprising: a substrate; a plurality of slanted active regions formed on the substrate, wherein each of the plurality of slanted active regions has a bit line contact; a plurality of word line regions formed on the substrate to control transistors of the dynamic random access memory; a plurality of bit line regions formed on the substrate, wherein each of the bit line regions cross the bit line contact hole so that the bit line contact hole is completely covered by the bit line regions; a plurality of capacitors formed between the plurality of bit line regions.

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