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.

Authors: Becker, François; Bernard, Benjamin; Carron, Clément
Affiliations: 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 (October 2017) eBrief:358
Publication Date: October 8, 2017 Import into BibTeX
Subject: Posters—Part 1
Permalink: https://www.aes.org/e-lib/browse.cfm?elib=19309

Click to purchase paper as a non-member or login as an AES member. If your company or school subscribes to the E-Library then switch to the institutional version. If you are not an AES member and would like to subscribe to the E-Library then Join the AES!

This paper costs $33 for non-members and is free for AES members and E-Library subscribers.

Learn more about the AES E-Library

The Engineering Briefs at this Convention were selected on the basis of a submitted synopsis, ensuring that they are of interest to AES members, and are not overly commercial. These briefs have been reproduced from the authors' advance manuscripts, without editing, corrections, or consideration by the Review Board. The AES takes no responsibility for their contents. Paper copies are not available, but any member can freely access these briefs. Members are encouraged to provide comments that enhance their usefulness.

Start a discussion about this paper!