Method of improving a long term feedback path estimate in a listening device
    122.
    发明授权
    Method of improving a long term feedback path estimate in a listening device 有权
    改善听音装置中的长期反馈路径估计的方法

    公开(公告)号:US09185505B2

    公开(公告)日:2015-11-10

    申请号:US13732777

    申请日:2013-01-02

    Applicant: Oticon A/S

    Abstract: A method provides a long term feedback path estimate of a listening device. The method comprises a) providing an estimate of the current feedback path; b) providing a number of detectors of parameters or properties of the acoustic environment of the listening device and/or of a signal of the listening device, each detector providing one or more detector signals; c) providing a criterion for deciding whether an estimate of the current feedback path is reliable based on said detector signals; d) storing said estimate of the current feedback path, if said criterion IS fulfilled and neglecting said estimate of the current feedback path, if said criterion is NOT fulfilled; e) providing a long term estimate of the feedback path based on said stored estimate(s) of the current feedback path.

    Abstract translation: 一种方法提供了听音装置的长期反馈路径估计。 该方法包括:a)提供当前反馈路径的估计; b)提供多个听觉装置的声学环境的参数或性质的检测器和/或听音装置的信号,每个检测器提供一个或多个检测器信号; c)提供用于基于所述检测器信号来确定当前反馈路径的估计是否可靠的标准; d)如果所述准则满足并忽略了当前反馈路径的所述估计,则如果所述标准不被满足,则存储当前反馈路径的所述估计; e)基于所述存储的当前反馈路径的估计,提供反馈路径的长期估计。

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