[vorbis-dev] patents and separate entropy coding

[Lourens Veen]

I looked it up, actually it wasn't in the article but in a comment.
Here's the URL, with a link to the patent in question on that page.

http://slashdot.org/comments.pl?sid=00/12/11/2347252&cid=81

Lourens

> IANAL, either, but that's awfully broad a patent.  I don't see how it
> could possibly hold up.  A patent on a specific method for doing that,
> maybe, but not on the general steps....  It's hard to claim that you've
> come up with a substantial contribution to the patent if the only thing
> between it and prior technologies is what you feed it.  When you look at
> ogg-vorbis from such a general perspective, you'd have to consider things
> like JPEG as prior art, and at such a general level, the difference is so
> subtle that I doubt the patent would have any chance of holding up under
> careful scrutiny, if such a patent even exists.
> 
> That having been said, it would be nice if a patent lawyer were willing to
> look over the patents and offer an opinion.
> 
> Later,
> David

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