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    • 26. 发明申请
    • SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, STORAGE MEDIUM
    • 信号处理装置,信号处理方法,存储介质
    • US20130332500A1
    • 2013-12-12
    • US14001508
    • 2011-12-19
    • Akihiko SugiyamaRyoji Miyahara
    • Akihiko SugiyamaRyoji Miyahara
    • H03H17/06
    • H03H17/06G10L21/0208G10L25/18
    • To obtain a high-quality enhanced signal, disclosed is a signal processing apparatus including a transform unit that transforms a mixed signal in which a first signal and a second signal coexist, into a phase component and a magnitude component or power component for each frequency, a first control unit that replaces the phase component of a predetermined frequency, a second control unit that modifies the magnitude component or power component of the predetermined frequency in accordance with the amount of a change of the magnitude component or power component that arises from replacement by the first control unit, and a reconstruction unit that reconstructs the phase component replaced by the first control unit and the magnitude component or power component modified by the second control unit.
    • 为了获得高质量的增强信号,公开了一种信号处理装置,其包括将第一信号和第二信号共存的混合信号变换为相位分量和每个频率的幅度分量或功率分量的变换单元, 第一控制单元,其替换预定频率的相位分量;第二控制单元,其根据由更换引起的幅度分量或功率分量的变化量修改预定频率的幅度分量或功率分量, 第一控制单元和重建由第一控制单元替换的相位分量和由第二控制单元修改的幅度分量或功率分量的重构单元。
    • 29. 发明授权
    • Adaptive array control device, method and program, and adaptive array processing device, method and program using the same
    • 自适应阵列控制装置,方法和程序,以及自适应阵列处理装置,使用方法和程序
    • US08014230B2
    • 2011-09-06
    • US12297871
    • 2007-04-12
    • Akihiko Sugiyama
    • Akihiko Sugiyama
    • G01S3/86
    • H04R1/406G01S3/802G10L21/02G10L2021/02166H04B7/0848H04R3/005H04R2430/20
    • To provide an adaptive array control device, method, and program adapted to be able to output an enhanced target signal by precisely carrying out a coefficient update control of a plurality of signals input from a group of sensors arranged in an array, the coefficient update control being less influenced by the frequency characteristics of the signals and directions of a target signal and interference.The invention includes: a gain control section 900 having an analyzing section 903 which analyzes characteristics of a target signal and a correcting section 905 which corrects a target signal power estimated value in response to the analysis result; and blocking matrix circuits 310 and 320 which receive and process signals from a plurality of sensors having different intervals.
    • 为了提供自适应阵列控制装置,方法和程序,适于能够通过精确地执行从布置在阵列中的一组传感器输入的多个信号的系数更新控制来输出增强目标信号,系数更新控制 受到信号的频率特性和目标信号的方向以及干扰的影响较小。 本发明包括:增益控制部分900,其具有分析目标信号的特性的分析部分903和响应分析结果校正目标信号功率估计值的校正部分905; 以及从具有不同间隔的多个传感器接收和处理信号的阻塞矩阵电路310和320。