Christian Nachbar

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In many conventional speech enhancement methods, discrete Fourier transformation is used in analysis, modification, and synthesis stages without incorporating a signal-dependent model or the prior knowledge about the underlying speaker characteristics. In this work, we integrate a sinusoidal model as speech signal model and further include speaker(More)
Ambisonics is a 3D audio surround rendering and representation approach based on spherical harmonics with loudspeaker independent transmission channels. Although it was developed in the seventies and the techniques are well known, there are disagreements how to normalize, store and exchange Ambisonic data. This paper's mission is to propose a standard for(More)
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