Patent · US Active

System and method for deducing charge density gradients in doped semiconductors

US10215796B2 · kind B2 · utility

0Cited by
4References
20Claims
0Family size

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Key dates

Filing dateMay 10, 2016
Grant dateFeb 26, 2019
Priority date
Expiry dateJul 8, 2037

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R31/2648
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A system and a method determine a quality of a doped semiconductor layer in terms of a charge carrier density gradient by measuring two magnetic-field-dependent resistances using four contacts of a specimen.

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