会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明公开
    • A SIGNAL PROCESSING APPARATUS FOR ENHANCING A VOICE COMPONENT WITHIN A MULTI-CHANNEL AUDIO SIGNAL
    • 用于增强多声道音频信号内的话音分量的信号处理装置
    • EP3204945A1
    • 2017-08-16
    • EP14811913.4
    • 2014-12-12
    • Huawei Technologies Co. Ltd.
    • GEIGER, JürgenGROSCHE, Peter
    • G10L21/0316G10L21/0272
    • G10L21/0316G10L21/0272H04S3/008H04S5/00
    • A signal processing apparatus for enhancing a voice component within a multi-channel audio signal comprising a left channel audio signal, a center channel audio signal, and a right channel audio signal, the signal processing apparatus comprising a filter and a combiner; wherein the filter is configured to determine an overall magnitude of the multi-channel audio signal over frequency based on the multi-channel audio signal, to obtain a gain function based on a ratio between a magnitude of the center channel audio signal and the overall magnitude of the multi-channel audio signal, and to weight the left channel audio signal, the center channel audio signal, and the right channel audio signal by the gain function; and wherein the combiner is configured to combine individually the left channel audio signal, the center channel audio signal, and the right channel audio signal with the weighted right channel audio signal.
    • 一种用于增强包括左声道音频信号,中央声道音频信号和右声道音频信号的多声道音频信号内的话音分量的信号处理装置,所述信号处理装置包括滤波器和组合器; 其中所述滤波器被配置为基于所述多声道音频信号确定所述多声道音频信号在整个频率上的总体幅度,以基于所述中央声道音频信号的幅度与所述总体幅度之间的比率来获得增益函数 并且通过所述增益函数对所述左声道音频信号,所述中央声道音频信号和所述右声道音频信号进行加权; 并且其中所述组合器被配置为将所述左声道音频信号,所述中央声道音频信号和所述右声道音频信号分别与所述加权右声道音频信号进行组合。
    • 2. 发明公开
    • AN AUDIO SIGNAL PROCESSING APPARATUS AND METHOD FOR MODIFYING A STEREO IMAGE OF A STEREO SIGNAL
    • 音频信号处理装置和用于修改立体声信号的立体图像的方法
    • EP3216234A1
    • 2017-09-13
    • EP15718225.4
    • 2015-04-24
    • HUAWEI TECHNOLOGIES CO., LTD.
    • GEIGER, JürgenGROSCHE, Peter
    • H04S1/00
    • H04S1/002
    • The invention relates to an audio signal processing apparatus for modifying a stereo image of a stereo signal. The apparatus includes a panning index modifier (202) configured to apply a mapping function to at least all panning indexes of stereo signal time-frequency segments that are within a frequency bandwidth, a first panning gain determiner (602) configured to determine modified panning gains for time-frequency signal segments of the first and second audio signal based on the modified panning indexes, and a re-panner (606) configured to re-pan the stereo signal according to ratios between the modified panning gains and panning gains of the first and second audio signal that correspond to the modified panning gains in time and frequency.
    • 本发明涉及一种用于修改立体声信号的立体声图像的音频信号处理装置。 该设备包括:平移指数修改器(202),被配置为将映射函数应用于在频率带宽内的立体声信号时频段的至少所有平移指数;第一平转增益确定器(602),被配置为确定修改的平移增益 对于所述第一和第二音频信号的时间 - 频率信号段,基于所述经修改的平移指数,以及重置器(606),被配置为根据所述经修改的平移增益与所述第一 和第二音频信号,其对应于时间和频率上的经修改的平移增益。