Invention Grant
US09232310B2 Methods, apparatuses and computer program products for facilitating directional audio capture with multiple microphones 有权
方法,设备和计算机程序产品,用于促进使用多个麦克风进行定向音频捕获

Methods, apparatuses and computer program products for facilitating directional audio capture with multiple microphones
Abstract:
An apparatus for providing directional audio capture may include a processor and memory storing executable computer program code that cause the apparatus to at least perform operations including assigning at least one beam direction, among a plurality of beam directions, in which to direct directionality of an output signal of one or more microphones. The computer program code may further cause the apparatus to divide microphone signals of the microphones into selected frequency subbands wherein an analysis performed. The computer program code may further cause the apparatus to select at least one set of microphones of the apparatus for selected frequency subbands. The computer program code may further cause the apparatus to optimize the assigned at least one beam direction by adjusting a beamformer parameter(s) based on the selected set of microphones and at least one of the selected frequency subbands. Corresponding methods and computer program products are also provided.
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