Patent · US Expired

Eddy current sensing arrays and system

US7385392B2 · kind B2 · utility

16Cited by
23References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 2002
Grant dateJun 10, 2008
Priority date
Expiry dateApr 13, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N27/902
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An apparatus that measures electrical impedance. The apparatus includes a signal generator controlled by a master microcontroller, a plurality of data acquisition channels, each channel containing a microcontroller, a host computer that processes and stores measured values, and a communication line between the host computer and the master microcontroller.

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