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_flgt

HN member
Joined
Tue, Feb 25, 2020, 2:10 AM UTC
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Public activity
4 items

About _flgt

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Recent public activity

  1. comment
    Comment #21510327

    Yeah, I'm speculating and so are you. Your citation is an Elon tweet. I'm not talking satellite to satellite latency, I'm talking total latency end-to-end. I'm also not saying the …

  2. comment
    Comment #21509760

    Is this some fixed point-to-point line of sight terrestrial microwave link? I'd believe that could do it. Do HFT people ever communicate with spacecraft though?

  3. comment
    Comment #21509596

    I haven't seen a link budget. Do you have a link for one about the "likely error rates"? My guess is Starlink is going to need FEC for Doppler effects and multipath in urban enviro…

  4. comment
    Comment #21508817

    Each RF hop is going to have more latency than fiber for RF physical layer processing. Forward error correction intentionally uses large frames to spread out burst errors.