Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Vinod Kumar Ravi0
Hani Mohammad Ayesh0
Sumanth Reddy Dadam0
Date of Patent
March 1, 2022
0Patent Application Number
167492590
Date Filed
January 22, 2020
0Patent Primary Examiner
Patent abstract
Methods and systems are provided for adjusting a position of an exhaust valve that regulates engine exhaust noise. In one example, the position of the exhaust valve is adjusted according to a road grade estimate. The road grade estimate may be based on a vehicle's present position on a road or a position that is a distance away from the vehicle's present position.
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