Re: pixelated during fast action
- From: "Duke" <sorry@xxxxxxxxxxx>
- Date: Mon, 29 Aug 2005 15:42:09 GMT
Thanks !!! That is a great idea. I'll try that with the external antenna
and see how the picture looks.
Thanks,
Duke
"ZVR" <nospamever@xxxxxx> wrote in message
news:1sOdnZ2dnZ0lYCyUnZ2dnQbVj96dnZ2dRVn-zJ2dnZ0@xxxxxxxxxxxxx
>I am pretty sure the cable company is compressing the HDTV feed too much.
>In other words what your grandfather is getting from the cable company is
>not exactly what the network broadcasts. They can do that to save
>bandwidth, considering they have so many channels to carry over a fixed
>bandwidth. Most cable companies use some form of compression on the
>incoming signal before they put it on the wire.
>
> If this is the problem, calling the cable company and complaining, as Mack
> was suggesting, won't help a bit. My company (Rogers Cable in Canada) does
> exactly the same, on all HDTV streams except their "HDTV demo" channel (go
> figure). Fast action scenes (sports, explosions, high-speed chases in
> movies etc) always get pixelated. Bottomline, the cable co. will not
> change their compression ratio only because of your complaints.
>
> Here's how you confirm this is a cable compression issue:
> -Get an antenna for the DLP TV, something that would work with HDTV and in
> your granddaddy's location (there are numerous threads on this topic in
> this newsgroup)
> -Hook-up the antenna and use the built-in tuner to receive HDTV signals
> -Compare the picture quality with what you're getting from cable. You will
> see the difference, I can guarantee you that.
>
> Good luck!
>
>
> "Duke" <sorry@xxxxxxxxxxx> wrote in message
> news:LllQe.86814$dJ5.44075@xxxxxxxxxxxxxxxxxxxxxxxxxx
>> Hello all,
>>
>> Well my grandfather came to my house last year and watched the Superbowl
>> on my Sony HD RPTV. He loved it and wanted one of his own. I steered
>> him towards a Mitsubishi DLP. He just got it and I set everything up
>> with his DVD/Cable, etc... I stopped by lastnight to see how the
>> football games looked in HD on his set as compared to mine. During the
>> game, as long as there wasn't much action, and the camera was relatively
>> still, the picture looked great. However as soon as the camera started
>> to move with any amount of speed (to follow the players) the picture
>> would go to crap. It would become very pixelated. As soon as the action
>> would slow back down the picture would immediately improve. His
>> Mitsubishi has a built in HD tuner and I currently have component cables
>> running from the cable box into the component inputs on his TV. I set
>> the cable box to bypass it's own HD tuner and use that of the TV's. I
>> live very close so I went down to my house to see if the same was
>> occurring on my TV. Nope, even when the action sped up the picture
>> remained perfect on my TV.
>>
>> Some things I was thinking:
>>
>> 1. Maybe the HDMI cable would fix this (hdmi from his cable box to his
>> TV)
>> 2. Maybe this is just the way it is as the broadcast is in 1080i and his
>> TV is native 720p (my TV is native 1080i)
>> 3. The cable company is just screwing up the broadcast somehow (he
>> receives his local HD's through the cable, not via an external antenna)
>>
>>
>> Any ideas on what might be causing this ?
>>
>> Thanks,
>>
>> Duke
>>
>
>
.
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