Patent · US Expired

Pressure transducer utilizing diamond piezoresistive sensors and silicon carbide force collector

US5303594A · kind A · utility

29Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 11, 1992
Grant dateApr 19, 1994
Priority date
Expiry dateAug 11, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01L9/0055
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A pressure transducer employing at least one piezoresistive sensor fabricated from diamond. The diamond piezoresistive sensors are formed on a dielectric layer fabricated from silicon dioxide. The dielectric layer is formed on a silicon carbide force collector. In addition, the silicon carbide force collector may be fabricated from .alpha.-silicon carbide or p-type silicon carbide.

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