Patent · US Active

Sensor element for determining different gas components in a test gas

US8033160B2 · kind B2 · utility

0Cited by

1References

11Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Mario Roessler · České Budějovice, CZ
Bernd Schumann · Rutesheim, DE
Berndt Cramer · Leonberg, DE

Key dates

Filing date	Nov 16, 2006
Grant date	Oct 11, 2011
Priority date	—
Expiry date	Jan 12, 2028

Classification

Technology area (CPC G)Physics
CPC primaryG01N27/4071
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A sensor element for determining different gas components in a test gas, in particular in an exhaust gas of an internal combustion engine, including a lambda sensor for determining an oxygen content in the test gas, at least one semiconductor gas sensor for determining at least one further gas component in the test gas, and a multiplexer which is connected to the semiconductor gas sensor.

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