Patent · US Expired

Micromachined vibratory rate gyroscope

US6067858A · kind A · utility

210Cited by
24References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 1997
Grant dateMay 30, 2000
Priority date
Expiry dateMay 30, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01C19/5719
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A microfabricated gyroscope to measure rotation about an axis parallel to the surface of the substrate. A voltage differential may be applied between pairs of electrode fingers to reduce the quadrature error. A microfabricated gyroscope includes a vibratory structure and interdigited electrodes having a high aspect ratio.

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