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    • 22. 发明申请
    • Enhancing Receiver Intelligibility in Voice Communication Devices
    • 提高语音通信设备中的接收器清晰度
    • US20100169082A1
    • 2010-07-01
    • US12705296
    • 2010-02-12
    • Alon KonchitskyAlberto D. BersteinSandeep KulakcherlaWilliam Ribble
    • Alon KonchitskyAlberto D. BersteinSandeep KulakcherlaWilliam Ribble
    • G10L21/02
    • G10L21/0208
    • The intelligibility of speech signals is improved in the many situations where a voice signal is communicated or stored. Means and methods are disclosed for developing a scheme with high voice signal intelligibility without sacrificing the voice quality. The disclosed method comprises certain steps, including, but not limited to: Learning the noise on near-end side and enhancing the far-end voice as a function of the noise type and noise level on the near-end side. The disclosed method and apparatus are especially useful to increase the intelligibility of the communication device's loudspeaker output. The invention includes processing of an input speech signal to generate an enhanced intelligent signal. The FFT spectrum of the speech received from the far-end is modified in accordance with the LPC spectrum of the local background noise to generate an enhanced intelligent signal.
    • 在话音信号被传送或存储的许多情况下,语音信号的可懂度得到改善。 公开了用于开发具有高语音信号清晰度的方案而不牺牲语音质量的手段和方法。 所公开的方法包括某些步骤,包括但不限于:学习近端侧的噪声,并且根据近端侧的噪声类型和噪声电平来增强远端语音。 所公开的方法和装置对于增加通信装置的扬声器输出的可懂度是特别有用的。 本发明包括处理输入语音信号以产生增强的智能信号。 根据本地背景噪声的LPC频谱修改从远端接收的语音的FFT频谱,以产生增强的智能信号。
    • 24. 发明申请
    • ENVIRONMENTAL NOISE REDUCTION AND CANCELLATION FOR A COMMUNICATION DEVICE INCLUDING FOR A WIRELESS AND CELLULAR TELEPHONE
    • 包括无线和蜂窝电话的通信设备的环境噪声减少和取消
    • US20070274552A1
    • 2007-11-29
    • US11749927
    • 2007-05-17
    • Alon KonchitskyWilliam Martin Ribble
    • Alon KonchitskyWilliam Martin Ribble
    • H04R25/00
    • H04R3/007
    • Various embodiments of the present invention enable a system and method for reducing or entirely canceling background or environmental noise from a voice transmission from a communications device. A communications device, such as a mobile telephone, is configured with an environmental noise compensation, correction, or counterbalanced (correction) signal generator that is connected between at least one microphone and a continuous time quadrant multiplication. Optional discrete time or digital signal processing may be applied. The original output of the at least one microphone and a compensation, correction, or counterbalanced or counter-balancing signal generated by the environmental noise compensation, correction, or counterbalanced signal generator are mixed or otherwise combined together after being received by the antenna to the receiver.
    • 本发明的各种实施例能够实现用于减少或完全取消来自通信设备的语音传输的背景或环境噪声的系统和方法。 诸如移动电话的通信设备被配置有连接在至少一个麦克风和连续时间象限乘法之间的环境噪声补偿,校正或平衡(校正)信号发生器。 可以应用可选的离散时间或数字信号处理。 至少一个麦克风的原始输出和由环境噪声补偿,校正或平衡信号发生器产生的补偿,校正或平衡或平衡信号在由天线接收到接收器之后被混合或组合在一起 。
    • 25. 发明申请
    • ENVIRONMENTAL NOISE REDUCTION AND CANCELLATION FOR A COMMUNICATION DEVICE INCLUDING FOR A WIRELESS AND CELLULAR TELEPHONE
    • 包括无线和蜂窝电话的通信设备的环境噪声减少和取消
    • US20100311463A1
    • 2010-12-09
    • US12797504
    • 2010-06-09
    • Alon KonchitskyWilliam Martin Ribble
    • Alon KonchitskyWilliam Martin Ribble
    • G10K11/16H04W88/02
    • H04R3/007
    • Various embodiments of the present invention enable a system and method for reducing or entirely canceling background or environmental noise from a voice transmission from a communications device. A communications device, such as a mobile telephone, is configured with an environmental noise compensation, correction, or counterbalanced (correction) signal generator that is connected between at least one microphone and a continuous time quadrant multiplication. Optional discrete time or digital signal processing may be applied. The original output of the at least one microphone and a compensation, correction, or counterbalanced or counter-balancing signal generated by the environmental noise compensation, correction, or counterbalanced signal generator are mixed or otherwise combined together after being received by the antenna to the receiver.
    • 本发明的各种实施例能够实现用于减少或完全取消来自通信设备的语音传输的背景或环境噪声的系统和方法。 诸如移动电话的通信设备被配置有连接在至少一个麦克风和连续时间象限乘法之间的环境噪声补偿,校正或平衡(校正)信号发生器。 可以应用可选的离散时间或数字信号处理。 至少一个麦克风的原始输出和由环境噪声补偿,校正或平衡信号发生器产生的补偿,校正或平衡或平衡信号在由天线接收到接收器之后被混合或组合在一起 。
    • 26. 发明授权
    • Environmental noise reduction and cancellation for a communication device including for a wireless and cellular telephone
    • 包括用于无线和蜂窝电话的通信设备的环境降噪和消除
    • US07742790B2
    • 2010-06-22
    • US11749927
    • 2007-05-17
    • Alon KonchitskyWilliam Martin Ribble
    • Alon KonchitskyWilliam Martin Ribble
    • H04B1/38
    • H04R3/007
    • Various embodiments of the present invention enable a system and method for reducing or entirely canceling background or environmental noise from a voice transmission from a communications device. A communications device, such as a mobile telephone, is configured with an environmental noise compensation, correction, or counterbalanced (correction) signal generator that is connected between at least one microphone and a continuous time quadrant multiplication. Optional discrete time or digital signal processing may be applied. The original output of the at least one microphone and a compensation, correction, or counterbalanced or counter-balancing signal generated by the environmental noise compensation, correction, or counterbalanced signal generator are mixed or otherwise combined together after being received by the antenna to the receiver.
    • 本发明的各种实施例能够实现用于减少或完全取消来自通信设备的语音传输的背景或环境噪声的系统和方法。 诸如移动电话的通信设备被配置有连接在至少一个麦克风和连续时间象限乘法之间的环境噪声补偿,校正或平衡(校正)信号发生器。 可以应用可选的离散时间或数字信号处理。 至少一个麦克风的原始输出和由环境噪声补偿,校正或平衡信号发生器产生的补偿,校正或平衡或平衡信号在由天线接收到接收器之后被混合或组合在一起 。
    • 28. 发明授权
    • Method for implementing quality control for one or more components of an audio signal received from a communication device
    • 用于对从通信设备接收的音频信号的一个或多个组件进行质量控制的方法
    • US09196254B1
    • 2015-11-24
    • US14699743
    • 2015-04-29
    • Alon Konchitsky
    • Alon Konchitsky
    • G10L21/00G10L25/81G10L19/00G10L13/00G10L15/00H04R25/00H04R3/00G10H1/36H04M3/00H04M1/00H04M1/64H04B15/00
    • G10L19/00G10L21/00G10L25/18G10L25/21G10L25/69G10L25/81
    • Disclosed is a method for implementing quality control for one or more components of an audio signal received from a communication device. In one embodiment, a Goertzel calculation is used to identify different frequency components of a selected sample. The identified frequency components of the selected sample may be analyzed based on predefined factors pertaining to the typical music and speech component of a typical audio signal. The analysis of the frequency component of the selected sample gives resulting values that is compared to a bottom threshold for determining whether the identified component is a music component or a speech component. Further, the classified frequency components may be graded based on quality parameters. The quality parameters may include a predefined frequency range, allowable deviation, and noise frequency range. Further, the classified frequency components of the audio signal may be improved based on grading of the classified frequency components.
    • 公开了一种用于对从通信设备接收的音频信号的一个或多个组件进行质量控制的方法。 在一个实施例中,Goertzel计算用于识别所选样本的不同频率分量。 可以基于与典型音频信号的典型音乐和语音分量有关的预定因子来分析所选样本的所识别的频率分量。 对所选样本的频率分量的分析给出与用于确定所识别的分量是音乐分量还是语音分量的底部阈值进行比较的结果值。 此外,分类频率分量可以基于质量参数分级。 质量参数可以包括预定义的频率范围,允许偏差和噪声频率范围。 此外,可以基于分类的频率分量的分级来改进音频信号的分类频率分量。