[vorbis-dev] patents and separate entropy coding

Segher Boessenkool segher at wanadoo.nl
Fri Dec 15 19:51:05 PST 2000

> It would be best to attack the Mid/Side stereo patent, since that is the
> most evil for us.

What is the difficult claim? Algorithms about deciding when (not) to
use M/S stereo? The only patent which threatens modern, efficient algorithm
basically patents any algorithm to do it, which is surely not valid, as
there existed quite a lot of prior art, by then (for example, their own
previous patents).



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