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Source separation for reverberant environment

机译:混响环境的信号源分离

摘要

Embodiments of source separation for reverberant environment are disclosed. According to a method, first microphone signals for each individual one of at least one source are captured respectively by at least two microphones for a period during which only the individual one produces sounds. Mixing parameters for modeling acoustic paths between the at least one source and the at least two microphones are learned by a processor based on the first microphone signals. Second microphone signals are captured respectively by the at least two microphones for a period during which all of the at least one source produce sounds. The reconstruction model is estimated by the processor based on the mixing parameters and second microphone signals. The processor performs the source separation by applying the reconstruction model.
机译:公开了用于混响环境的源分离的实施例。根据一种方法,至少一个麦克风的每个单独一个的第一麦克风信号分别在至少一个单独的麦克风产生声音的期间被至少两个麦克风捕获。处理器基于第一麦克风信号来学习用于对至少一个源和至少两个麦克风之间的声路进行建模的混合参数。在至少所有一个源都产生声音的时间段内,至少两个麦克风分别捕获第二个麦克风信号。处理器基于混合参数和第二麦克风信号估计重建模型。处理器通过应用重建模型执行源分离。

著录项

  • 公开/公告号US10667069B2

    专利类型

  • 公开/公告日2020-05-26

    原文格式PDF

  • 申请/专利权人 DOLBY LABORATORIES LICENSING CORPORATION;

    申请/专利号US201716323763

  • 发明设计人 JUN WANG;

    申请日2017-08-28

  • 分类号H04S3;H04R3;G10L21/028;G10L25/21;H04R1/40;G10L25/18;H03H21;

  • 国家 US

  • 入库时间 2022-08-21 11:29:11

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