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  • Author Author: olivercohen
  • Date Created: 30 Jul 2019 6:57 AM Date Created
  • Views 1036 views
  • Likes 5 likes
  • Comments 10 comments
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Radio frequency

olivercohen
olivercohen
30 Jul 2019

I have a moving vehicle which I need to communicate with.

Radio frequency has its limits with distance.

My question is if I take an aerostat ballon to 400m high

Place a antenna attached to a tracker  To always send the waves to the vehicle.

Will that work?

Also how do I  tranmit to the aerostat antenna from the ground control 400m down ?

Any ideas?

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Top Comments

  • shabaz
    shabaz over 6 years ago in reply to olivercohen +3
    I don't believe that's practical in the way described over such distances to/from a moving vehicle with a whip antenna, using any known legal unlicensed spectrum. You can calculate it here, if you know…
  • dougw
    dougw over 6 years ago +3
    You could use something like LoRa to relay GPS location and send directions, but you would need to find some other way of sending video. As Shabaz suggested an LTE cellular link is about the only solution…
  • shabaz
    shabaz over 6 years ago +2
    Hi Oliver, There's not enough information to answer fully (e.g. amount of information, and rate, and it's unclear if your communication needs to be bidirectional, and between which two locations - is the…
Parents
  • dougw
    dougw over 6 years ago

    You could use something like LoRa to relay GPS location and send directions, but you would need to find some other way of sending video. As Shabaz suggested an LTE cellular link is about the only solution you could implement for a 100 km video link without enormous cost, complexity and licensing issues. If LTE is not always available you could use LoRa for the other data - you would still need a tall antenna (line of sight) for LoRa but at least if the video fails you can still have the ability to see location and send directions.

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  • aswinvenu
    aswinvenu over 6 years ago in reply to dougw

    If considering LTE, Does wistron NeWeb LTE IoT Add-on Kit a potential solution? I never worked on this particular board.

    https://www.avnet.com/shop/us/products/avnet-engineering-services/aes-att-m14a2a-iot-add-g-3074457345635221606/

     

    avnet has already featured this board in the website.

    https://news.avnet.com/press-release/avnet/avnet-boosts-iot-starter-kit-portfolio-new-4g-lte-m-development-platform

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  • aswinvenu
    aswinvenu over 6 years ago in reply to dougw

    If considering LTE, Does wistron NeWeb LTE IoT Add-on Kit a potential solution? I never worked on this particular board.

    https://www.avnet.com/shop/us/products/avnet-engineering-services/aes-att-m14a2a-iot-add-g-3074457345635221606/

     

    avnet has already featured this board in the website.

    https://news.avnet.com/press-release/avnet/avnet-boosts-iot-starter-kit-portfolio-new-4g-lte-m-development-platform

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