Global Patent Index - EP 1299738 A2

EP 1299738 A2 20030409 - CIRCUIT FOR DETERMINING THE INTERNAL RESISTANCE OF A LINEAR LAMBDA PROBE

Title (en)

CIRCUIT FOR DETERMINING THE INTERNAL RESISTANCE OF A LINEAR LAMBDA PROBE

Title (de)

SCHALTUNGSANORDNUNG ZUR BESTIMMUNG DES INNENWIDERSTANDES EINER LINEAREN LAMBDASONDE

Title (fr)

ENSEMBLE CIRCUIT POUR DETERMINER LA RESISTANCE INTERNE D'UNE SONDE LAMBDA LINEAIRE

Publication

EP 1299738 A2 20030409 (DE)

Application

EP 01953909 A 20010710

Priority

  • DE 0102575 W 20010710
  • DE 10034060 A 20000713
  • DE 10122089 A 20010507

Abstract (en)

[origin: WO0206842A2] The invention relates to a circuit for determining the internal resistance of a linear lambda probe.

IPC 1-7

G01R 27/02

IPC 8 full level

G01N 27/04 (2006.01); G01R 27/02 (2006.01)

CPC (source: EP US)

G01N 27/041 (2013.01 - EP US); G01R 27/02 (2013.01 - EP US)

Citation (search report)

See references of WO 0206842A2

Designated contracting state (EPC)

DE ES FR IT SE

DOCDB simple family (publication)

WO 0206842 A2 20020124; WO 0206842 A3 20021024; DE 50107527 D1 20051027; EP 1299738 A2 20030409; ES 2244949 T3 20051216; JP 2004504609 A 20040212; MX PA03000377 A 20030922; US 2003151416 A1 20030814; US 6867605 B2 20050315

DOCDB simple family (application)

DE 0102575 W 20010710; DE 50107527 T 20010710; EP 01953909 A 20010710; ES 04006959 T 20010710; JP 2002512699 A 20010710; MX PA03000377 A 20010710; US 34156403 A 20030113