Invention Grant
US09495978B2 Method and device for processing a sound signal 有权
用于处理声音信号的方法和装置

Method and device for processing a sound signal
Abstract:
A method of processing a sound signal is disclosed. The method of processing a sound signal includes receiving a sound signal from the outside of a device, converting the sound signal into a first frequency domain signal, determining whether or not the sound signal is a voice signal using the first frequency domain signal acquired through the conversion, converting the first frequency domain signal into a second frequency domain signal based on the determination, and recognizing the sound signal using the second frequency domain signal acquired through the conversion.
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