>> But what if I use the DFT to compress an image, but in a slightly 
>> different way to JPEG? Or if I compress the data in exactly the same 
>> way, but format the output file slightly differently? And just how 
>> different does it have to be?
> 
> That's why you read the patent.

Or, in my case, you just avoid even trying in the first place.

>> Question: If CDMA is patented, how come cell phones exist?
> 
> Because the patent owner licenses the patents.

Interesting. I thought the whole point of a patent is to financially 
cripple your opponents so you then have the whole market to yourself and 
can then charge extortionate prices for a poor quality product...

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*

Post a reply to this message