search for: us5285498

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2000 Dec 16
0
joint multichannel coding (long message)
...l and increase the resolution of the difference channels. A little coding efficiency could be lost in some specific parts due to this scheme, but the overall encoding will be more efficient than without multichannel combining, and the signal will still be backward compatible. patents discussion: *US5285498: This patent covers stereo, while my idea covers up to 5 audio channels. This patent discribes switching between L/R and M/S coding, but my idea always uses joint encoding to ensure backward compatibility. *US5701346 This patent uses at least 2 signals to provide signals that are compatible with e...