From: David Lang <david@lang.hm>
To: Mike Puchol <mike@starlink.sx>
Cc: Michael Richardson via Starlink <starlink@lists.bufferbloat.net>
Subject: Re: [Starlink] SpaceX/Starlink says it's ready for a fall satellite-to-cell service with T-Mobile
Date: Tue, 4 Jun 2024 20:17:16 -0700 (PDT) [thread overview]
Message-ID: <s7774059-90q7-qnq0-oo78-1pp9841qs38r@ynat.uz> (raw)
In-Reply-To: <1011428206.2534598.1717542074644@www.openxchange.eu>
Mike Puchol wrote:
> Something else that's much harder to implement is MIMO, as you don't get path
> diversity from a satellite. AST claims they will do this by using more than
> one satellite, however they haven't answered basic questions such as how will
> the UE compensate the huge differences in doppler shift on top of the multiple
> paths.
for the starlink version, the satellite adjusts it's transmit/receive
frequencies to correct for the doppler shift so that the phones don't need to.
David Lang
next prev parent reply other threads:[~2024-06-05 3:17 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-03 18:08 Frantisek Borsik
2024-06-03 18:17 ` the keyboard of geoff goodfellow
2024-06-04 12:32 ` Alexandre Petrescu
2024-06-03 20:47 ` Eugene Y Chang
2024-06-03 21:16 ` David Lang
2024-06-03 21:57 ` Eugene Y Chang
2024-06-03 21:59 ` Frantisek Borsik
2024-06-03 22:41 ` David Lang
2024-06-04 0:13 ` Eugene Y Chang
2024-06-04 0:54 ` David Lang
2024-06-04 11:20 ` Frantisek Borsik
2024-06-04 11:43 ` Alexandre Petrescu
2024-06-04 11:54 ` Frantisek Borsik
2024-06-04 13:11 ` Ulrich Speidel
2024-06-04 18:10 ` David Lang
2024-06-04 18:51 ` Eugene Y Chang
2024-06-04 18:58 ` Michael Richardson
2024-06-04 23:01 ` Mike Puchol
2024-06-05 3:17 ` David Lang [this message]
2024-06-05 4:16 ` Mike Puchol
2024-06-05 4:26 ` David Lang
2024-06-05 4:47 ` Sebastian Moeller
2024-06-05 6:12 ` Mike Puchol
2024-06-05 7:03 ` David Lang
2024-06-05 11:30 ` Alexandre Petrescu
2024-06-04 10:42 David Fernández
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://lists.bufferbloat.net/postorius/lists/starlink.lists.bufferbloat.net/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=s7774059-90q7-qnq0-oo78-1pp9841qs38r@ynat.uz \
--to=david@lang.hm \
--cc=mike@starlink.sx \
--cc=starlink@lists.bufferbloat.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox