Patent · US Expired

Optical annealing method for semiconductor layer and method for producing semiconductor device employing the same semiconductor layer

US5312771A · kind A · utility

259Cited by
6References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 6, 1993
Grant dateMay 17, 1994
Priority date
Expiry dateApr 6, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S148/004
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An optical annealing method for a semiconductor layer provided on a substrate comprises irradiating a base member provided with a semiconductor layer and an absorbing layer for incoherent light across an insulating layer, with incoherent light followed by patterning the absorbing layer to form a gate electrode.

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