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一种荧光材料、制备方法及应用

成果领域:

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成果归属企业: 深圳大学

成果鉴定时间:

成果介绍

本发明公开了一种音频信号处理方法、智能终端及存储介质，所述方法包括：运用离散傅里叶变换将输入的音频信号从时域变换至频域，得到频谱样值；根据所述频谱样值计算频域能量分布导数；根据所述频域能量分布导数计算频谱样值的增益值；根据所述增益值调整频谱样值，得到增强后的频谱样值；运用离散傅里叶变换的逆变换将增强后的频谱样值从频域变换至时域，得到增强后的音频信号。本发明通过抑制背景声音，有效的提升了前景声音的清晰度，不依赖于声道间信息，适用于单声道、立体声及多声道信号，且计算复杂度低。

成果应用案例介绍

信息通信>信号>多声道音频信号; 信息通信>声音>立体声; 信息通信>终端>智能终端; 方法过程>处理方法>处理

联系方式

电话/微信: 13822630888

相关成果

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邮箱：zeccea@qq.com QQ群：318441538 客服电话：0758-2721389 秘书处电话/微信：13822630888

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[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000011s ]
[ CACHE ] INIT File
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[ BEHAVIOR ] Run \addons\treaty\Treaty @app_init [ RunTime:0.000030s ]
[ BEHAVIOR ] Run \addons\upyun\Upyun @app_init [ RunTime:0.000015s ]
[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000030s ]
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[ BEHAVIOR ] Run app\common\behavior\Common @app_dispatch [ RunTime:0.000010s ]
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