Patent · US Expired

System and method for remote emissions sensing including calculation and calibration techniques compensating for temperature and pressure effects

US7485861B2 · kind B2 · utility

2Cited by
53References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 9, 2005
Grant dateFeb 3, 2009
Priority date
Expiry dateAug 9, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2021/3513
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A remote emissions sensing (RES) system and method for measuring the exhaust gas composition of a motor vehicle is provided, including calibration methodologies for compensating for the effects of ambient temperature and/or pressure.

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