Advanced DSP and Noise reduction P6

Chia sẻ: Khinh Kha Kha | Ngày: | Loại File: PDF | Số trang:27

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Advanced DSP and Noise reduction P6

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WIENER FILTERS 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 Wiener Filters: Least Square Error Estimation Block-Data Formulation of the Wiener Filter Interpretation of Wiener Filters as Projection in Vector Space Analysis of the Least Mean Square Error Signal Formulation of Wiener Filters in the Frequency Domain Some Applications of Wiener Filters The Choice of Wiener Filter Order Summary W iener theory, formulated by Norbert Wiener, forms the foundation of data-dependent linear least square error filters. Wiener filters play a central role in a wide range of applications such as linear prediction, echo cancellation, signal restoration, channel equalisation and system identification. The coefficients...

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