Patent · US Expired

System for collection of data and identification of unknown ion species in an electric field

US7157700B2 · kind B2 · utility

8Cited by
33References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 26, 2005
Grant dateJan 2, 2007
Priority date
Expiry dateJul 26, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J49/42
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An apparatus for identification of chemical species by measurement of mobility as a function of high electric field and for generating unique compound-dependent signatures based on ion mobility at a plurality of peak RF voltages for a given compensation. The resulting detection data is compared against a library of data in order to identify a detected chemical species.

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