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In the context of amplitude-phase spatial audio coding, we give a proof of a phase discontinuity problem that affects all previous tridimensional stereo-compatible schemes. We solve it by using a dynamic mapping of spherical coordinates to the Scheiber sphere, which ensures phase continuity.
Author (s): Becker, François; Bernard, Benjamin; Carron, Clément
Affiliation:
Coronal Audio, Paris, France; Coronal Audio, Monaco, Monaco; Longcat Audio Technologies, Chalon-sur-Saone, France; Coronal Audio, Lyon, France; Longcat Audio
(See document for exact affiliation information.)
AES Convention: 143
Paper Number:358
Publication Date:
2017-10-06
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Session subject:
Posters—Part 1
Permalink: https://aes2.org/publications/elibrary-page/?id=19309
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Becker, François; Bernard, Benjamin; Carron, Clément; 2017; Phase Continuity in Amplitude-Phase Spatial Audio Coding [PDF]; Coronal Audio, Paris, France; Coronal Audio, Monaco, Monaco; Longcat Audio Technologies, Chalon-sur-Saone, France; Coronal Audio, Lyon, France; Longcat Audio; Paper 358; Available from: https://aes2.org/publications/elibrary-page/?id=19309
Becker, François; Bernard, Benjamin; Carron, Clément; Phase Continuity in Amplitude-Phase Spatial Audio Coding [PDF]; Coronal Audio, Paris, France; Coronal Audio, Monaco, Monaco; Longcat Audio Technologies, Chalon-sur-Saone, France; Coronal Audio, Lyon, France; Longcat Audio; Paper 358; 2017 Available: https://aes2.org/publications/elibrary-page/?id=19309