Patent · US Expired

Method for manufacturing a semiconductor device, stencil mask and method for manufacturing the same

US6770402B2 · kind B2 · utility

11Cited by
4References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 30, 2001
Grant dateAug 3, 2004
Priority date
Expiry dateDec 26, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24273
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Preparing a stencil mask comprising a silicon thin film in which an opening for selectively irradiating charged particles to a semiconductor substrate is provided and whose irradiation surface on which the charged particles are irradiated is implanted with an impurity, and selectively irradiating charged particles to the semiconductor substrate using the stencil mask which is opposingly arranged on the semiconductor substrate.

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