[amsat-bb] Re: Icom D-Star

Gordon JC Pearce gordonjcp at gjcp.net
Sat Apr 23 02:33:21 PDT 2011

On Sat, 2011-04-23 at 07:58 +1000, Tony Langdon wrote:

> some have).  The purpose of the audio coding is compression.  While 
> the algorithm is protected by patents, and the only economic way to 
> license it is to buy a chip from DVSI, they are readily available, as 
> is the documentation. 

The chips are "readily available" at a few hundred dollars apiece, and
if you attempt to implement your own AMBE codec then you're going to
have DVSI's lawyers jumping on you.

Proprietary software has no place in Amateur Radio.

Gordon MM0YEQ

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