Broadband background noise and voice separation detection system and method
A background noise and speech detection technology, applied in speech analysis, instruments, etc., can solve the problems of misjudgment of noise as speech, poor adaptability, poor adaptability to quiet environments, etc., to achieve improved accuracy and good detection effect Effect
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[0032] The present invention will be further described in detail below in conjunction with examples and specific implementations, but it should not be understood that the scope of the above-mentioned subject of the present invention is limited to the following examples. All technologies implemented based on the content of the present invention belong to the present invention. range.
[0033] Such as figure 1 As shown, a broadband background noise and speech separation detection system, the system current frame time-frequency domain energy calculation circuit, the background noise calculation circuit connected to the current frame time-frequency domain energy calculation circuit, and the time-domain speech detection long and short time The average energy comparison circuit and the frequency domain speech detection long and short time frequency domain energy comparison circuit are connected to the background noise calculation circuit, the time domain speech detection long and short ...
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