The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 04, 2025
Filed:
Jan. 12, 2022
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Sebastian Grasreiner, Miesbach, DE;
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Abstract
Please substitute the new Abstract submitted herewith for the original Abstract: A method for determining a fresh-air-mass parameter in a cylinder of an internal combustion engine in a motor vehicle includes identifying a cylinder which is at the end of an intake stroke or at the beginning of a compression stroke during operation of the motor vehicle, determining a diagnosis time window which lasts for a period of time after closing of the inlet valves of the identified cylinder within a region of low torque of the internal combustion engine, ascertaining a development in the speed of the internal combustion engine during the diagnosis time window, and determining the fresh-air-mass parameter in the identified cylinder.
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