nanog mailing list archives

Re: 60ms cross continent


From: Masataka Ohta <mohta () necom830 hpcl titech ac jp>
Date: Fri, 10 Jul 2020 05:49:52 +0900

Mark Tinka wrote:

It's just that with more and more stuff being loaded on to IP (not to
mention, good ol' IPTV),

Good.

does it make sense for broadcasters to upgrade
satellite infrastructure and decoders to support 1080p, 4K, 8K, 16K,
e.t.c., when all you need is an app and an Internet connection for the
very same (if not better) quality?

There is a jump of logic.

First, we should have STBes to generate not decoded video
signal over HDMI but encoded video over IP over Ethernet.

Though IP packets may be carried to anywhere, which makes
regional restrictions meaningless, (re-encoded) decoded
video can be carried by IP anyway.

We should also use IP even over radio waves. IP over MPEG2-TS
over DVB (or terrestrial broadcast network) is doable though
IP directly over DVB should be better.

Not to mention, considerations for eyeball time in the fight between the
linear TV and VoD?

Unicast video over satellite link costs a lot.

                                                Masataka Ohta


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