On Mon, 01 Jun 2009 06:49:20 -0500, Cecil Moore
wrote:

A mismatch can cause ghosting in an analog TV.
What does ghosting do to a digital TV signal?

Your worst nightmare. From 10 years ago:
http://www.businessweek.com/bwdaily/dnflash/aug1999/nf90826b.htm
(Note the sales predictions, which were totally wrong).
All DTV chipsets now have ghost elimination circuitry, which does a
good job of reducing multipath problems. There's a spec for it but
I'm too lazy to look. Here's the patent:
http://www.google.com/patents?id=XNp3AAAAEBAJ&dq=7038732
with references to others in citations. I won't pretend to understand
how it works.


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Jeff Liebermann
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