Method for monitoring the operation of an internal combustion engine, control device designed to carry out a method of this type, and internal combustion engine having a control device of this type
US-2024191670-A1 · Jun 13, 2024 · US
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with means for taking into account incorrect functioning of the pinking sensor or of the electrical means
with means for taking into account incorrect functioning of the pinking sensor or of the electrical means · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02P5/1526 |
| Official title | {with means for taking into account incorrect functioning of the pinking sensor or of the electrical means} |
| Display label | with means for taking into account incorrect functioning of the pinking sensor or of the electrical means |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 1 |
| 2021 | 2 |
| 2023 | 1 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Engine control method and engine control device
US-11920549-B2 · Mar 5, 2024 · US
Engine control method and engine control device
US-2023272769-A1 · Aug 31, 2023 · US
Method and system for combustion control in a combustion chamber of an internal combustion engine
US-11204013-B2 · Dec 21, 2021 · US
Method and system for combustion control in a combustion chamber of an internal combustion engine
US-2021040930-A1 · Feb 11, 2021 · US
Controller and control method for internal combustion engine
US-10648411-B2 · May 12, 2020 · US
Method and system for knock sensor rationality check
US-10371079-B2 · Aug 6, 2019 · US
Systems and methods for engine knock sensor rationality check
US-2019211796-A1 · Jul 11, 2019 · US
Systems and methods for engine knock sensor rationality check
US-10323618-B1 · Jun 18, 2019 · US
Systems and methods for spark timing retardation
US-2019162158-A1 · May 30, 2019 · US
Ignition timing control apparatus for internal combustion engine
US-2019017451-A1 · Jan 17, 2019 · US
Method and system for knock sensor diagnostic
US-10156220-B1 · Dec 18, 2018 · US
Method and system for knock sensor rationality check
US-2018073457-A1 · Mar 15, 2018 · US
Methods and systems to derive knock sensor conditions
US-9903778-B2 · Feb 27, 2018 · US
Controller and control method for internal combustion engine
US-2017350328-A1 · Dec 7, 2017 · US
Engine system for vessel propulsion device and vessel including the same
US-9745945-B2 · Aug 29, 2017 · US
Methods and systems to derive knock sensor conditions
US-2016231190-A1 · Aug 11, 2016 · US
Ignition timing control device and ignition timing control system
US-9404469-B2 · Aug 2, 2016 · US
Control apparatus of internal combustion engine
US-9212647-B2 · Dec 15, 2015 · US
Knocking control method based on separation learning range
US-2015149067-A1 · May 28, 2015 · US