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    • 2. 发明授权
    • Stereophonic sound reproduction system for compensating low frequency signal and method thereof
    • 用于补偿低频信号的立体声声音再现系统及其方法
    • US08085939B2
    • 2011-12-27
    • US11394467
    • 2006-03-30
    • Jun-Ho LeeDae Hee YounYoung Cheol ParkTae Ik KangJeong-Tae Kim
    • Jun-Ho LeeDae Hee YounYoung Cheol ParkTae Ik KangJeong-Tae Kim
    • H04R5/00
    • H04R5/04
    • A stereophonic sound reproduction system for compensating a low frequency signal and a method thereof, wherein a mono component signal for compensating low frequency signals which are attenuated when removing a crosstalk of inputted left and right signals inputted is calculated using an average value between the left and right signals, left and right compensation gains which are inversely proportional to an absolute value of a power difference value between the first left and right signals, an amplitude of the calculated mono component signal is controlled according to the left and right compensation gains, and thereafter the mono component signal with the controlled amplitude is added to the left and right signals when removing the crosstalk, whereby the left and right signals from which the crosstalk is removed and to which the mono component signal is added are outputted through left and right speakers to thus prevent distortion of the low frequency signals of original stereophonic sound with maintaining a stereophonic sound effect.
    • 一种用于补偿低频信号的立体声再现系统及其方法,其中用于补偿在输入的输入的左和右信号的串扰消除时被衰减的低频信号的单分量信号是使用左和右 右信号,与第一左右信号之间的功率差值的绝对值成反比的左右补偿增益,根据左右补偿增益来控制计算出的单分量信号的幅度,之后 当去除串扰时,具有受控幅度的单分量信号被加到左和右信号中,由此除去串扰的左和右信号并将单分量信号相加到左和右信号通过左和右扬声器输出到 从而防止原始立体声的低频信号失真 声音保持立体声效果。
    • 3. 发明申请
    • Stereophonic sound reproduction system for compensating low frequency signal and method thereof
    • 用于补偿低频信号的立体声声音再现系统及其方法
    • US20060239464A1
    • 2006-10-26
    • US11394467
    • 2006-03-30
    • Jun-Ho LeeDae Hee YounYoung Cheol ParkTae Ik KangJeong-Tae Kim
    • Jun-Ho LeeDae Hee YounYoung Cheol ParkTae Ik KangJeong-Tae Kim
    • H04R5/00
    • H04R5/04
    • A stereophonic sound reproduction system for compensating a low frequency signal and a method thereof, wherein a mono component signal for compensating low frequency signals which are attenuated when removing a crosstalk of inputted left and right signals inputted is calculated using an average value between the left and right signals, left and right compensation gains which are inversely proportional to an absolute value of a power difference value between the first left and right signals, an amplitude of the calculated mono component signal is controlled according to the left and right compensation gains, and thereafter the mono component signal with the controlled amplitude is added to the left and right signals when removing the crosstalk, whereby the left and right signals from which the crosstalk is removed and to which the mono component signal is added are outputted through left and right speakers to thus prevent distortion of the low frequency signals of original stereophonic sound with maintaining a stereophonic sound effect.
    • 一种用于补偿低频信号的立体声再现系统及其方法,其中用于补偿在输入的输入的左和右信号的串扰消除时被衰减的低频信号的单分量信号是使用左和右 右信号,与第一左右信号之间的功率差值的绝对值成反比的左右补偿增益,根据左右补偿增益来控制计算出的单分量信号的幅度,之后 当去除串扰时,具有受控幅度的单分量信号被加到左和右信号中,由此除去串扰的左和右信号并将单分量信号相加到左和右信号通过左和右扬声器输出到 从而防止原始立体声的低频信号失真 声音保持立体声效果。