Speech processing system and method
The present invention relates to a speech processing system comprising a frame handler unit (100) for dividing the incoming speech signal into frames and subframes of samples, a short-term analyzer (200) connected to the frame handler unit (100) for calculating short-term characteristics of the fram...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The present invention relates to a speech processing system comprising a frame handler unit (100) for dividing the incoming speech signal into frames and subframes of samples, a short-term analyzer (200) connected to the frame handler unit (100) for calculating short-term characteristics of the frames of the input speech signal, a short-term redundancy removing unit (250) connected to the short-term analyzer (200) for eliminating short-term characteristics of the frames of the input speech signal and creating noise shaped speech signal, a long-term analyzer (300) connected to the short-term redundancy removing unit (250) for calculating and predicting long-term characteristics of the noise shaped speech signal, a long-term redundancy removing unit (350) connected to the long-term analyzer (300) for eliminating long-term characteristics of the noise shaped speech signal or eliminating short-term and long-term characteristics of the frames of the speech input signal, and in such a way creating a target vector, |
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