Voice enhancement method and system based on phase compensation
A speech enhancement and phase compensation technology, applied in speech analysis, speech recognition, instruments, etc., can solve the problems of phase spectrum compensation that cannot contain noisy speech, poor speech enhancement effect, etc.
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[0057] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0058] In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0059] First, the traditional phase compensation method is explained:
[0060] Suppose x(t) represents pure speech, v(t) represents stationary additive Gaussian noise, and x(t) and v(t) are independent of each oth...
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