[BC] Repacking the TV band

Robert Meuser robertm at nyc.rr.com
Thu Jun 28 11:24:49 CDT 2012


While I do not agree with repacking, the bit rates below are wrong.

Measured OTA 1080i can be less than 10 Mbps while 720 P measures similar 
rates. I have measured 480p as low as 1 Mbps.

On 6/27/12 1:43 PM, Dana Puopolo wrote:
> The trouble of repacking the TV band is: It won't work!
>
> A 6 mHz HDTV channel has 19.3 mbps of bandwidth available
>
> SD (480p) requires 3+ mbps bandwidth
>
> 720p HDTV requires 12+ mbps bandwidth
>
> 1080i HDTV requires 15+ mbps bandwidth
>
> Do the math: there simply isn't enough bandwidth in one HDTV channel for even
> 2 720P pictures.
>



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