Patent · US Expired

Semiconductor device having multilayered gate electrode and impurity regions overlapping therewith

US6259138A · kind A · utility

128Cited by
9References
18Claims
0Family size

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Key dates

Filing dateDec 16, 1999
Grant dateJul 10, 2001
Priority date
Expiry dateDec 16, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D30/6721
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A semiconductor device using a TFT including a multilayered gate electrode and an LDD region partially overlapping with the multilayered gate electrode via a gate insulating film is provided.

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