Patent · US Expired

Device for providing a signal in response to a change of the ambient pressure

US6885966B1 · kind B1 · utility

5Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 2000
Grant dateApr 26, 2005
Priority date
Expiry dateSep 21, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R2021/0006
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The invention relates to a device for providing a signal in response to a change of the ambient pressure, comprising a pressure sensor (S) for providing a pressure signal (DS) depending on an ambient pressure (p), and a signal processing unit (SVE) mounted downstream of the pressure sensor (S) and comprising at least one analog logarithmic system and at least one high-pass filter system.

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