[opendtv] Re: Gap Fillers Could Be Key Issue in ATSC-MH Deployment
- From: Tom Barry <trbarry@xxxxxxxxxxx>
- To: opendtv@xxxxxxxxxxxxx
- Date: Fri, 31 Jul 2009 22:22:16 -0400
Manfredi, Albert E wrote:
> What makes the US deployment interesting is its implication for all
> other DTT users. Since the M/H stream here is on the same RF channel as
> that broadcaster's main ATSC signal, any gap fillers added for mobile
> appliances would also potentially impact fixed TV sets. Hopefully, for
> the better.
>
> The DVB-H systems in Europe are on dedicated channels, as far as I know.
>
> I checked our local Ion station, which now went to one HD stream, three
> SD streams, and the M/H stream too (don't know how many M/H programs).
> The SD look a little stressed out, but I wouldn't say they are worse
> than some others in the area.
>
> Also, who is left transmitting 1080i for HD? I noticed that our PBS
> station, WETA, went from 1080i to 720p and that Ion also went 720p for
> its new HD stream. Fox and ABC are also 720p. I'll check tonight if I
> remember, but it could be that 1080i is being phased out gradually?
>
> Bert
>
> ------------------------------------
> http://www.tvtechnology.com/article/84716
>
> Gap Fillers Could Be Key Issue in ATSC-MH Deployment
> >From Doug Lung's RF Report
> 07.30.2009.
>
> According to research firm TeleAnalytics, deployment of gap fillers
> could delay broadcasters' deployment of mobile DTV in the United States.
>
> It the July issue of its TeleAnalytics Mobile TV Tracking Service
> (TMTS) [PDF], the report commented that "ATSC-M/H appears to be on track
> for a late summer trial in Washington, D.C., but the balance of the 2009
> launch schedule (17 markets) may be too aggressive and commercial
> services might not start until 2010."
>
> In researching this report, I found a June 2009 update to TeleAnalytics'
> publication "Making Mobile TV pay: A 2005-2013 Market Analysis of the
> Service, Silicon, Terminal and Infrastructure Markets." In the section,
> "The ATSC Promise," the researcher emphasizes the need for coverage-both
> the number of stations and their signals on the ground. The report noted
> that the deployment of gap fillers from roof locations was a key
> ATSC-M/H issue. It also observed that Korean broadcasters had arrived at
> a solution "in the original small T-DBM coverage area" of Seoul. However
> Brazilian broadcasters were still trying to work out co-location
> arrangements and that this was hampering deployment of their "One-Seg"
> system.
>
> As for the ATSC mobile DTV business case, the report noted the
> complexities in deployment.
>
> "As analyzed, the dimensioning of the ATSC-M/H business case first of
> all depends on the number of stations that would be on line at any point
> in time and their geographical location." And it cautions that "the
> enablement of the ATSC M/H Ad revenue stream requires the commissioning
> of an electronic audience measurement system at the earliest point in
> time."
>
> I found the cover of "Making Mobile TV Pay" interesting, as it shows a
> Japanese iPhone with a Softbank One Segment tuner/battery-pack add on. A
> similar cell phone/smart phone add-on or back-pack could prove an easy
> way to get ATSC Mobile DTV in the hands of consumers quickly in the U.S.
>
>
>
I thought both CBS & NBC were still committed to 1080i. Has that changed?
- Tom
----------------------------------------------------------------------
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.
Other related posts:
