Patent · US Active

Semiconductor device including active layer made of zinc oxide with controlled orientations and manufacturing method thereof

US7977169B2 · kind B2 · utility

126Cited by
1References
12Claims
0Family size

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Key dates

Filing dateFeb 9, 2007
Grant dateJul 12, 2011
Priority date
Expiry dateOct 28, 2028

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D62/405
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device includes an oxide semiconductor thin film layer primarily including zinc oxide having at least one orientation other than (002) orientation. The zinc oxide may have a mixed orientation including (002) orientation and (101) orientation. Alternatively, the zinc oxide may have a mixed orientation including (100) orientation and (101) orientation.

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