with an additional dither signal

Industry

CPC
F02D41/2458

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02DCONTROLLING COMBUSTION ENGINES F02D41/00Electrical control of supply of combustible mixture or its constituents

Current Industry

F02D41/2458with an additional dither signal

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Internal combustion engine cylinder air-fuel ratio imbalance detect...
- Patent number 11,578,675
- Issue date Feb 14, 2023
- Cummins Inc.
- Avra Brahma
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Controller and control method for internal combustion engine
- Patent number 11,028,748
- Issue date Jun 8, 2021
- Toyota Jidosha Kabushiki Kaisha
- Noriyasu Kobashi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Control apparatus for internal combustion engine and method for con...
- Patent number 10,961,928
- Issue date Mar 30, 2021
- Toyota Jidosha Kabushiki Kaisha
- Misako Ban
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine cylinder air-fuel ratio imbalance detect...
- Patent number 10,914,253
- Issue date Feb 9, 2021
- Cummins Inc.
- Avra Brahma
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Controller and control method for internal combustion engine
- Patent number 10,677,180
- Issue date Jun 9, 2020
- Toyota Jidosha Kabushiki Kaisha
- Yuya Yoshikawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Control apparatus for internal combustion engine
- Patent number 10,612,439
- Issue date Apr 7, 2020
- Toyota Jidosha Kabushiki Kaisha
- Yuki Nose
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection controller and controlling method for engine
- Patent number 10,598,111
- Issue date Mar 24, 2020
- Toyota Jidosha Kabushiki Kaisha
- Sohichi Imai
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Air/fuel imbalance monitor
- Patent number 10,570,844
- Issue date Feb 25, 2020
- Ford Global Technologies, LLC
- John Eric Rollinger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Controller and control method for internal combustion engine
- Patent number 10,550,788
- Issue date Feb 4, 2020
- Toyota Jidosha Kabushiki Kaisha
- Keiichi Myojo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
System and method for operation of an internal combustion engine
- Patent number 10,273,893
- Issue date Apr 30, 2019
- Continental Automotive GmbH
- Gerhard Eser
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method for determining an imbalance of at least one cylinder
- Patent number 10,060,377
- Issue date Aug 28, 2018
- Robert Bosch GMBH
- Klaus Winkler
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Abnormality diagnosis device for exhaust gas sensor
- Patent number 9,945,312
- Issue date Apr 17, 2018
- Denso Corporation
- Kou Tanaka
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and device for operating an internal combustion engine
- Patent number 9,551,263
- Issue date Jan 24, 2017
- Continental Automotive GmbH
- Gerd Rösel
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method for assessing an injection behaviour of at least one injecti...
- Patent number 9,458,809
- Issue date Oct 4, 2016
- Robert Bosch GmbH
- Klaus Joos
- G01 - MEASURING TESTING
Information Patent Grant
Method and device for operating an internal combustion engine
- Patent number 9,086,008
- Issue date Jul 21, 2015
- Continental Automotive GmbH
- Paul Rodatz
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for operating an internal combustion engine, computer progra...
- Patent number 8,406,979
- Issue date Mar 26, 2013
- Robert Bosch GmbH
- Axel Loeffler
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method for determining the composition of a fuel blend
- Patent number 7,996,144
- Issue date Aug 9, 2011
- Robert Bosch GmbH
- Georg Mallebrein
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Exhaust gas oxygen sensor monitoring
- Patent number 7,900,616
- Issue date Mar 8, 2011
- Denso Corporation
- Jonathan Saunders
- G01 - MEASURING TESTING
Information Patent Grant
Method and device for monitoring an exhaust gas probe
- Patent number 7,874,285
- Issue date Jan 25, 2011
- Continental Automotive GmbH
- Stefan Barnikow
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Control apparatus and method and control unit
- Patent number 7,813,867
- Issue date Oct 12, 2010
- Honda Motor Co., Ltd.
- Yuji Yasui
- G05 - CONTROLLING REGULATING
Information Patent Grant
Phase and frequency error based asymmetrical AFR pulse reference tr...
- Patent number 7,809,490
- Issue date Oct 5, 2010
- GM Global Technology Operations, Inc.
- Sharon Liu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Engine control system including means for learning characteristics...
- Patent number 7,721,711
- Issue date May 25, 2010
- Denso Corporation
- Masanori Kurosawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Control apparatus
- Patent number 7,711,470
- Issue date May 4, 2010
- Denso Corporation
- Minoru Wada
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Air-fuel ratio control apparatus for internal combustion engine
- Patent number 7,661,264
- Issue date Feb 16, 2010
- Mitsubishi Electric Corporation
- Hideki Takubo
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Air-fuel ratio control system for internal combustion engine
- Patent number 7,568,476
- Issue date Aug 4, 2009
- Denso Corporation
- Eijirou Yamada
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Degradation determining system and method for exhaust gas sensor, a...
- Patent number 6,792,928
- Issue date Sep 21, 2004
- Honda Motor Co., Ltd.
- Yuji Yasui
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Process for operating a three-way catalyst that contains an oxygen-...
- Patent number 6,655,129
- Issue date Dec 2, 2003
- Umicore AG & Co. KG
- Dieter Lindner
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method and system for measuring air/fuel ratio in a hydrogen fueled...
- Patent number 6,651,623
- Issue date Nov 25, 2003
- Ford Global Technologies, LLC
- Xiaoguo Tang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
System and method for controlling the air / fuel ratio in an intern...
- Patent number 6,591,605
- Issue date Jul 15, 2003
- Ford Global Technologies, LLC
- Donald James Lewis
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method for controlling the frequency of air/fuel ratio oscillations...
- Patent number 6,550,466
- Issue date Apr 22, 2003
- Ford Global Technologies, Inc.
- Kenneth John Behr
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
INTERNAL COMBUSTION ENGINE CYLINDER AIR-FUEL RATIO IMBALANCE DETECT...
- Publication number 20210047975
- Publication date Feb 18, 2021
- Cummins Inc.
- Avra Brahma
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
INTERNAL COMBUSTION ENGINE CYLINDER AIR-FUEL RATIO IMBALANCE DETECT...
- Publication number 20190331038
- Publication date Oct 31, 2019
- Cummins Inc.
- Avra Brahma
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE AND METHOD FOR CON...
- Publication number 20190101073
- Publication date Apr 4, 2019
- Toyota Jidosha Kabushiki Kaisha
- Misako Ban
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE
- Publication number 20190093533
- Publication date Mar 28, 2019
- Toyota Jidosha Kabushiki Kaisha
- Noriyasu Kobashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE
- Publication number 20190093532
- Publication date Mar 28, 2019
- Toyota Jidosha Kabushiki Kaisha
- Keiichi Myojo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE
- Publication number 20190024603
- Publication date Jan 24, 2019
- Toyota Jidosha Kabushiki Kaisha
- Keiichi Myojo
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
METHOD FOR ASSESSING AN INJECTION BEHAVIOUR OF AT LEAST ONE INJECTI...
- Publication number 20140318227
- Publication date Oct 30, 2014
- Klaus Joos
- G01 - MEASURING TESTING
Information Patent Application
Method And Device For Operating An Internal Combustion Engine
- Publication number 20130269319
- Publication date Oct 17, 2013
- Paul Rodatz
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIR/FUEL IMBALANCE MONITOR
- Publication number 20130184969
- Publication date Jul 18, 2013
- FORD GLOBAL TECHNOLOGIES, L.L.C.
- John Eric Rollinger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
METHOD AND DEVICE FOR OPERATING AN INTERNAL COMBUSTION ENGINE
- Publication number 20100326053
- Publication date Dec 30, 2010
- Gerd Rösel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR DETERMINING THE COMPOSITION OF A FUEL BLEND
- Publication number 20090229588
- Publication date Sep 17, 2009
- ROBERT BOSCH GmbH
- Georg Mallegbrein
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Exhaust gas oxygen sensor monitoring
- Publication number 20090182490
- Publication date Jul 16, 2009
- DENSO CORPORATION
- Jonathan Saunders
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, COMPUTER PROGRA...
- Publication number 20090182484
- Publication date Jul 16, 2009
- Axel Loeffler
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Control apparatus and method and control unit
- Publication number 20090164090
- Publication date Jun 25, 2009
- HONDA MOTOR CO., LTD.
- Yuji Yasui
- G05 - CONTROLLING REGULATING
Information Patent Application
CONTROL APPARATUS
- Publication number 20090070000
- Publication date Mar 12, 2009
- DENSO CORPORATION
- Minoru Wada
- G05 - CONTROLLING REGULATING
Information Patent Application
PHASE AND FREQUENCY ERROR BASED ASYMMETRICAL AFR PULSE REFERENCE TR...
- Publication number 20090048759
- Publication date Feb 19, 2009
- GM Global Technology Operations, Inc.
- Sharon Liu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIR-FUEL RATIO CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE
- Publication number 20080257325
- Publication date Oct 23, 2008
- MITSUBISHI ELECTRIC CORPORATION
- Hideki TAKUBO
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ENGINE CONTROL SYSTEM INCLUDING MEANS FOR LEARNING CHARACTERISTICS...
- Publication number 20080121213
- Publication date May 29, 2008
- DENSO CORPORATION
- Masanori Kurosawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Air-fuel ratio control system for internal combustion engine
- Publication number 20080087260
- Publication date Apr 17, 2008
- DENSO CORPORATION
- Eijirou Yamada
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Method and device for monitoring an exhaust gas probe
- Publication number 20080083211
- Publication date Apr 10, 2008
- Siemens VDO Automotive AG
- Stefan Barnikow
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and apparatus for improved catalytic converter performance
- Publication number 20050072138
- Publication date Apr 7, 2005
- Vincent A. White
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Degradation determining system and method for exhaust gas sensor, a...
- Publication number 20040094138
- Publication date May 20, 2004
- HONDA MOTOR CO., LTD.
- Yuji Yasui
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
System & method for controlling the air / fuel ratio in an internal...
- Publication number 20020184879
- Publication date Dec 12, 2002
- Donald James Lewis
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Process for operating a three-way catalyst that contains an oxygen-...
- Publication number 20020121083
- Publication date Sep 5, 2002
- OMG AG & Co. KG
- Dieter Lindner
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Frequency response test method for an in-vehicle air/fuel ratio sensor
- Publication number 20020108432
- Publication date Aug 15, 2002
- Peter James Maloney
- G01 - MEASURING TESTING

with an additional dither signal

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Internal combustion engine cylinder air-fuel ratio imbalance detect...

Controller and control method for internal combustion engine

Control apparatus for internal combustion engine and method for con...

Internal combustion engine cylinder air-fuel ratio imbalance detect...

Controller and control method for internal combustion engine

Control apparatus for internal combustion engine

Fuel injection controller and controlling method for engine

Air/fuel imbalance monitor

Controller and control method for internal combustion engine

System and method for operation of an internal combustion engine

Method for determining an imbalance of at least one cylinder

Abnormality diagnosis device for exhaust gas sensor

Method and device for operating an internal combustion engine

Method for assessing an injection behaviour of at least one injecti...

Method and device for operating an internal combustion engine

Method for operating an internal combustion engine, computer progra...

Method for determining the composition of a fuel blend

Exhaust gas oxygen sensor monitoring

Method and device for monitoring an exhaust gas probe

Control apparatus and method and control unit

Phase and frequency error based asymmetrical AFR pulse reference tr...

Engine control system including means for learning characteristics...

Control apparatus

Air-fuel ratio control apparatus for internal combustion engine

Air-fuel ratio control system for internal combustion engine

Degradation determining system and method for exhaust gas sensor, a...

Process for operating a three-way catalyst that contains an oxygen-...

Method and system for measuring air/fuel ratio in a hydrogen fueled...

System and method for controlling the air / fuel ratio in an intern...

Method for controlling the frequency of air/fuel ratio oscillations...

Patents Applicationslast 30 patents

INTERNAL COMBUSTION ENGINE CYLINDER AIR-FUEL RATIO IMBALANCE DETECT...

INTERNAL COMBUSTION ENGINE CYLINDER AIR-FUEL RATIO IMBALANCE DETECT...

CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE AND METHOD FOR CON...

CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE

CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE

CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE

METHOD FOR ASSESSING AN INJECTION BEHAVIOUR OF AT LEAST ONE INJECTI...

Method And Device For Operating An Internal Combustion Engine

AIR/FUEL IMBALANCE MONITOR

METHOD AND DEVICE FOR OPERATING AN INTERNAL COMBUSTION ENGINE

METHOD FOR DETERMINING THE COMPOSITION OF A FUEL BLEND

Exhaust gas oxygen sensor monitoring

METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, COMPUTER PROGRA...

Control apparatus and method and control unit

CONTROL APPARATUS

PHASE AND FREQUENCY ERROR BASED ASYMMETRICAL AFR PULSE REFERENCE TR...

AIR-FUEL RATIO CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

ENGINE CONTROL SYSTEM INCLUDING MEANS FOR LEARNING CHARACTERISTICS...

Air-fuel ratio control system for internal combustion engine

Method and device for monitoring an exhaust gas probe

Method and apparatus for improved catalytic converter performance

Degradation determining system and method for exhaust gas sensor, a...

System & method for controlling the air / fuel ratio in an internal...

Process for operating a three-way catalyst that contains an oxygen-...

Frequency response test method for an in-vehicle air/fuel ratio sensor