ClassID:

141889

F02P5/1526 - CPC Classification

Classification description:

Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means; Digital data processing dependent on pinking with means for taking into account incorrect functioning of the pinking sensor or of the electrical means

Recent Application in this class:
#1
20210040930
2021-02-11

Method and system for combustion control in a combustion chamber of an internal combustion engine

#2
20190211796
2019-07-11

Systems and methods for engine knock sensor rationality check

#3
20190162158
2019-05-30

Systems and methods for spark timing retardation

#4
20180073457
2018-03-15

Method and system for knock sensor rationality check

#5
20160231190
2016-08-11

Methods and systems to derive knock sensor conditions

#6
20150040866
2015-02-12

Engine system for vessel propulsion device and vessel including the same

#7
20150027409
2015-01-29

Ignition timing control device and ignition timing control system

#8
20140116383
2014-05-01

Control apparatus of internal combustion engine

#9
20090287398
2009-11-19

Internal-combustion-engine control apparatus

#10
20090159044
2009-06-25

Ignition control system

#11
20080312810
2008-12-18

Controller for internal combustion engine

#12
20070186903
2007-08-16

System and method of selecting data content of ionization signal

#13
20070137284
2007-06-21

Device and method for assigning knock sensors to cylinders of an internal combustion engine

#14
20070028893
2007-02-08

DSP-based engine knock detection including knock sensor and circuit diagnostics

#15
20060200299
2006-09-07

Signal processing device and control unit for cooperating with a signal processing device

#16
20050235956
2005-10-27

Ignition control method and ignition control device for two-cycle internal combustion engine

#17
20050165536
2005-07-28

Diagnosis system for variable valve controller

#18
20050126537
2005-06-16

System and method of controlling engine dilution rate using combustion stability measurer derived from the ionization signal

#19
20050056254
2005-03-17

Method of preventing preignition for an internal combustion engine

#20
15891946
2018-12-18

Method and system for knock sensor diagnostic