Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Benjamin Neal Bethurum0
Jia-Yang Wu0
Date of Patent
March 15, 2022
0Patent Application Number
164685110
Date Filed
May 24, 2018
0Patent Citations
Patent Citations Received
Patent Primary Examiner
CPC Code
The present disclosure is directed to methods, devices, and systems for playing audio signals associated with an electric in vehicle. The method includes, for example, (1) determining a speed of the electric vehicle; (2) receiving, from a memory, a plurality of sound frequency characteristics corresponding to the determined speed of the electric vehicle; and (3) generating an audio signal segment corresponding to the received sound frequency characteristics by a speaker of the electric vehicle. The sound frequency characteristics include a plurality of segments. Each of the segments includes an amplitude of a number of frequency characteristics in a sound produced by a powertrain assembly (e.g., an electric motor) in a speed range.
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