Patent · US Active

Three-dimensional semiconductor memory device

US11410951B2 · kind B2 · utility

3Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 19, 2021
Grant dateAug 9, 2022
Priority date
Expiry dateMar 19, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10B12/488
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A three-dimensional semiconductor memory device is provided. The device may include a first substrate including a bit-line connection region and a word-line connection region, a cell array structure on the first substrate, a second substrate including a first core region and a second core region, which are respectively overlapped with the bit-line connection region and the word-line connection region, and a peripheral circuit structure on the second substrate.

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