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案件記録

Sound production method of motor, vehicle, computer program product and storage medium

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92820451ファミリー
§ Ⅰ

案件概要

出願人

BYD CO LTD

出願番号

CN202411211814

発明者

LING HEPING; PAN HUA; ZHANG YUXIN; LEE KIL-SUNG; WANG WENJING

出願日

Aug 30, 2024

公開日

Sep 27, 2024

パテントファミリーID

92820451

IPC分類

B60L15/20H02P21/14

CPC分類

B60L15/20H02P21/14

The invention discloses a sound production method of a motor, a vehicle, a computer program product and a storage medium, and belongs to the technical field of vehicles. The sound production method comprises the following steps: acquiring an audio sampling signal, wherein the audio sampling signal is obtained by sampling audio data; determining an audio injection signal according to the audio sampling signal, wherein the audio injection signal comprises a voltage vector and/or a current vector under a target vector coordinate system of the motor; determining a motor sounding control signal according to the audio injection signal; and controlling the motor according to the control signal so as to enable the motor to sound, thereby controlling the vibration amplitude and frequency of the motor based on the audio signal, further controlling the sound volume and tone of the motor, accurately reappearing the audio signal, and improving the sound quality of the motor.

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