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    • 5. 发明公开
    • Sound processing apparatus
    • 声音处理设备
    • EP2640096A3
    • 2013-12-25
    • EP13001225.5
    • 2013-03-12
    • YAMAHA CORPORATION
    • Kondo, KazunobuTakahashi, YuUmeyama, Yasuyuki
    • H04S1/00H04S7/00
    • H04R3/04H04S7/302H04S7/305H04S7/40H04S2420/07
    • In a sound processing apparatus, a likelihood calculation unit calculates an in-region coefficient and an out-of-region coefficient indicating likelihood of generation of each frequency component of a sound signal inside and outside a target localization range, respectively, according to localization of each frequency component. A reverberation analysis unit calculates a reverberation index value according to the ratio of a reverberation component for each frequency component. A coefficient setting unit generates a process coefficient for suppressing or emphasizing a reverberation component generated inside or outside the target localization range, for each frequency component of the sound signal, on the basis of the in-region coefficient, the out-of-region coefficient and the reverberation index value. A signal processing unit applies the process coefficient of each frequency component to each frequency component of the sound signal.
    • 在声音处理装置中,似然度计算单元根据声音的局部性分别计算指示目标定位范围内部和外部的声音信号的每个频率成分的产生可能性的区域内系数和区域外系数 每个频率分量。 混响分析单元根据每个频率分量的混响分量的比率来计算混响指标值。 系数设置单元基于区域内系数,区域外系数来生成用于针对声音信号的每个频率分量抑制或强调在目标定位范围内部或外部生成的混响分量的处理系数 和混响指标值。 信号处理单元将每个频率分量的处理系数应用于声音信号的每个频率分量。
    • 7. 发明公开
    • Musical sound waveform synthesizer
    • Musiktonwellenformsynthesizer
    • EP1734508A1
    • 2006-12-20
    • EP06115276.5
    • 2006-06-12
    • YAMAHA CORPORATION
    • Umeyama, YasuyukiAkazawa, Eiji
    • G10H1/02
    • G10H7/008G10H1/02G10H2210/095G10H2250/035
    • In a musical sound waveform synthesizer apparatus, a performance event information receiver receives performance event information representing musical performance events which successively occur as a musical performance progresses. A musical sound synthesizer synthesizes a waveform of a musical sound corresponding to each musical performance event based on the performance event information. An overlap detector detects whether or not a first musical sound and a second musical sound overlap with each other based on the performance information. A sound length meter obtains a sound length of the first musical sound based on the received performance event information. When the first musical sound and the second musical sound overlap with each other, the musical sound synthesizer instantly terminates synthesizing of a waveform of the first musical sound and starts synthesizing of a waveform of the second musical sound if the sound length of the first musical sound does not exceed a predetermined sound length.
    • 在音乐声音波形合成器装置中,演奏事件信息接收器接收演奏事件信息,该演奏事件信息表示随着演奏进行而连续出现的演奏事件。 音乐声合成器基于演奏事件信息来合成与每个演奏事件相对应的音乐声音的波形。 重叠检测器基于演奏信息检测第一音乐声音和第二音乐声音是否彼此重叠。 声音长度计基于所接收的演奏事件信息获得第一音乐声音的声音长度。 当第一音乐声和第二音乐声彼此重叠时,如果第一音乐声音的声音长度,音乐声合成器立即终止合成第一音乐声音的波形,并开始合成第二音乐声音的波形 不超过预定的声音长度。
    • 8. 发明公开
    • Tone synthesis apparatus and method
    • Vorrichtung und Verfahren zur Tonsynthese
    • EP1729283A1
    • 2006-12-06
    • EP06010998.0
    • 2006-05-29
    • YAMAHA CORPORATION
    • Tamura, MotoichiUmeyama, Yasuyuki
    • G10H7/00G10H1/057
    • G10H7/008G10H1/057G10H2250/035
    • Determination is made, in accordance with acquired performance information, as to whether a crossfade characteristic should be changed or not, and a crossfade characteristic of crossfade synthesis having already been started at the time of the acquisition of the performance information was acquired are automatically changed in accordance with a result of the determination. Because the crossfade characteristic is automatically changed during the course of the crossfade synthesis, the time length of the crossfade synthesis can be expanded or contracted as compared to the time length that had been preciously set at the beginning of the crossfade synthesis, and thus, the time position of a succeeding one of rendition style modules to be time-serially combined in accordance with the acquired performance information can be allotted to a time position displaced by an amount corresponding to the expanded or contracted time.
    • 根据获得的性能信息,确定是否改变交叉淡化特性,并且获取了在获取演奏信息时已经开始的交叉渐变合成的交叉渐变特性被自动改变 根据确定的结果。 由于交叉淡入淡出特性在交叉淡入淡化合成过程中自动变化,所以与交叉淡入淡出合成开始时的珍贵设定的时间长度相比,交叉淡入淡出合成的时间长度可以扩大或收缩,因此, 可以根据所获取的演出信息时间顺序地组合后续的再现模式的时间位置被分配给偏移与扩展或缩短的时间对应的量的时间位置。