To reduce interference of pseudo engine sound and reproduction sound.SOLUTION: A sound reproducing device comprises: a reproduction sound processing unit 20 which analyzes a level in a predetermined frequency band of reproduction sound; and a pseudo engine sound reproducing device 10 which generates pseudo engine sound based on vehicular information. The pseudo engine sound reproducing device 10 suppresses the pseudo engine sound reproduced based on the vehicular information, and generates overtone components of the pseudo engine sound to output them, when the level of the reproduction sound exceeds a predetermined threshold value in a frequency of the generated pseudo engine sound, based on an analysis result of the reproduction sound processing unit 20.SELECTED DRAWING: Figure 1
【課題】疑似エンジン音と再生音との干渉を軽減する。【解決手段】音響再生装置は、再生音の所定の周波数帯域におけるレベルを分析する再生音処理部20と、車両情報に基づく疑似エンジン音を発生する疑似エンジン音再生装置10と、を備える。疑似エンジン音再生装置10は、再生音処理部20の分析結果に基づき、発生する疑似エンジン音の周波数において再生音のレベルが所定の閾値を超えた場合、車両情報に基づき再生する疑似エンジン音を抑圧し、疑似エンジン音の倍音成分を発生して出力する。【選択図】図1
SOUND REPRODUCING DEVICE AND SOUND REPRODUCTION METHOD
音響再生装置及び音響再生方法
2020-06-25
Patent
Electronic Resource
Japanese
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