Re: GPIB board drivers for Solaris
From: Joe Soap (me_at_privacy.net)
Date: 21 May 2005 12:11:08 GMT
In response to what Richard B. Gilbert <firstname.lastname@example.org> posted in
> It also helps that HP was willing to license the patents to anyone for
> an extremely reasonable fee; last I heard (1980 something) the license
> was about $200US. It made the technology extremely attractive to
> instrument makers, computer vendors, software developers, etc. Add the
> fact that there was no competing standard worthy of the name and the
> deal was done!
But there were doubts about the validity of the patent - relating to the
three-wire handshake - on the grounds that it was obvious and any competent
engineer would have done it that way.
Most manufacturers of IEEE488-compatible equipment simply ignored the
patent and went ahead anyway. I never heard of any being sued by HP.
-- Joe Soap. JUNK is stuff that you keep for 20 years, then throw away a week before you need it.