车载扬声器播放音量调整装置及车辆

On -vehicle speaker broadcasting volume adjusting device and vehicle

Abstract

The utility model discloses an on -vehicle speaker broadcasting volume adjusting device and vehicle, the device includes: microphone, audio power amplifier, speaker, digital signal processing circuit, speaker volume control module, whether speaker sound was not more than settlement volume value in digital signal processing circuit was used for judging the car, talk sound as the user and be not not more than when setting for volume value, the volume value of reduction speaker, make the speaker according to the volume value broadcast after reducing. The device provided by the utility model and the vehicle, separate through speaker sound and the talk speech signal of digital signal processing circuit in to on -vehicle space, then adjust music broadcasting volume according to speaker sound peace talk words sound comparison results, reach the effect that the talk volume is higher than speaker volume, thereby do not need the manual control volume can realize reaching the effect that music sound does not influence the talk to speaker volume's control.
本实用新型公开一种车载扬声器播放音量调整装置及车辆,该装置包括:麦克风、音频功率放大器、扬声器、数字信号处理电路、扬声器音量控制模块;所述数字信号处理电路用于判断车内扬声器声音是否不大于设定音量值;当用户谈话声音不不大于设定音量值时,降低扬声器的音量值;使得扬声器按照降低后的音量值播放。本实用新型提供的装置及车辆,通过数字信号处理电路对车载空间中的扬声器声音和谈话语音信号进行分离,然后根据扬声器声音和谈话语音对比结果调整音乐播放音量,达到谈话音量高于扬声器音量的效果,不需手动控制音量即可实现对扬声器音量的控制从而达到音乐声音不影响谈话的效果。

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