Must have trimmed down the sideband energy for those frequencies? > -----Original Message----- > From: opendtv-bounce@xxxxxxxxxxxxx > [mailto:opendtv-bounce@xxxxxxxxxxxxx]On Behalf Of Mark Schubin > Sent: Saturday, January 13, 2007 11:24 AM > To: opendtv@xxxxxxxxxxxxx > Subject: [opendtv] Re: News: CEA FORECASTS CONSUMER ELECTRONICS REVENUE > > > Dale Kelly wrote: > > Rather than using a bandpass filter I assume that > > the newer hardware allowed for notched filtering. > > > It can be a lot fancier than that. The CDL Prism modulator, one of the > first with full bandwidth, used two dimensional filtering of both luma > and chroma to provide un-notched (but also non-interfering) full > bandwidth of each. > > > TTFN, > Mark > > > > ---------------------------------------------------------------------- > You can UNSUBSCRIBE from the OpenDTV list in two ways: > > - Using the UNSUBSCRIBE command in your user configuration > settings at FreeLists.org > > - By sending a message to: opendtv-request@xxxxxxxxxxxxx with the > word unsubscribe in the subject line. > > ---------------------------------------------------------------------- You can UNSUBSCRIBE from the OpenDTV list in two ways: - Using the UNSUBSCRIBE command in your user configuration settings at FreeLists.org - By sending a message to: opendtv-request@xxxxxxxxxxxxx with the word unsubscribe in the subject line.