Patent · US Active

Thermal processing in silicon

US9824897B2 · kind B2 · utility

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29Claims
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Assignee

Inventors

Key dates

Filing dateJul 24, 2014
Grant dateNov 21, 2017
Priority date
Expiry dateJul 24, 2034

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method is provided for the processing of a device having a crystalline silicon region containing an internal hydrogen source. The method comprises: i) applying encapsulating material to each of the front and rear surfaces of the device to form a lamination; ii) applying pressure to the lamination and heating the lamination to bond the encapsulating material to the device; and iii) cooling the device, where the heating step or cooling step or both are completed under illumination.

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