While stereo music reproduction was a dramatic advance over mono, recently a transition to multi-channel audio has created a more involving experience for listeners. A new method to enhance the conversion from stereo to multi-channel sound reproduction is presented. A better sound distribution to the surround channels is achieved by using cross-correlation technique, and a stable center image is obtained using Principal Component Analysis.

Authors: Irwan, Roy; Aarts, Ronald
Affiliation: Philips Research Laboratories,Eindhoven, The Netherlands
AES Conference: 19th International Conference: Surround Sound - Techniques, Technology, and Perception (June 2001)
Paper Number: 1895
Publication Date: June 1, 2001
Subject: Surround Sound

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