Prior art for multi-resolution computers?

From: Tom Uban <uban_at_ubanproductions.com>
Date: Fri Sep 27 14:26:00 2002

Wouldn't this patent have expired by now, or are you just curious if it
was really a first at the time?

Does PAL use a different horizontal scan rate than NTSC? If so, perhaps
some sort of studio production computer interface would have had this ability.

--tom

At 03:15 PM 9/27/2002 -0400, Dan Veeneman wrote:
>Hello,
>
>I'd be interested in hearing about prior art, provable and demonstrable,
>that repudiates this:
>
> There is a very old patent, 1982, that Compaq owns that they claim covers
> any computer that displays more than one resolution on a monitor, using
> different horizontal scan rates, where the resultant displays are the same
> size on the monitor.
>
>Any comments on machines that can disprove this claim?
>
>
>Cheers,
>
>Dan
>
Received on Fri Sep 27 2002 - 14:26:00 BST