Patent · US Active

Methods for processing semiconductor wafers having a polycrystalline finish

US10699908B2 · kind B2 · utility

0Cited by
1References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 2016
Grant dateJun 30, 2020
Priority date
Expiry dateOct 23, 2036

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L22/12
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method of processing a semiconductor wafer includes depositing a silicon layer on the semiconductor wafer. The silicon layer has a substantially uniform thickness. The silicon layer is polished to smooth the silicon layer such that the thickness is substantially uniform after polishing.

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