Hi!
Of course it would be helpful if you had a capture device if your motivation
was to capture signals of a system. Also, it will give you something to test
your reception algorithms on.
Greetings,
Marcus
On June 28, 2014 6:18:36 AM CEST, Paulo Roberto <[email protected]> wrote:
>Hello Marcus, thanks for your answer.I have another question, if I have
>a sdr device like BladeRF or HackRF, I will capture the signals without
>the need of simulating. But I will need to decode received signals
>(what it's not a good task), am I correct? In other words, would help
>me to have the sdr device?
>Thank you so much.
>Paulo.
>Date: Sat, 28 Jun 2014 02:52:58 +0200
>From: [email protected]
>To: [email protected]
>Subject: Re: [Discuss-gnuradio] Simulation with MAVLink protocol
>
>
>
>
>
>
> Hi Paulo,
>
>
>
> GNU Radio gives you but the framework to write and connect signal
> processing blocks, as well as a nice set of "standard" blocks.
>
> Among the functionalities available there are means to generate
> packets and process the same.
>
> If you know that if you can capture the signal, you could
> mathematically/algorithmically analyze it, it's basically possible
> to implement this in GNU Radio.
>
> That being said, it's not really easy to implement a complete
> packeted standard in GNU Radio since that might be a "logically"
> complex task, involving different modulations, synchronization,
> collision detection, arbitration, resend requests and much more.
> However, there are several examples of people being able to decode
> received signals. I like to point gr-ieee802-11 (WLAN packets
> *transceiver*), and for a "simpler" system gr-air-modes (air traffic
> control message decoding).
>
>
>
> Greetings,
>
> Marcus
>
> On 27.06.2014 23:12, Paulo Roberto
> wrote:
>
>
>
>Hello, I have some needs and I'd like to know if GnuRadio can help me
>with it. I have already read some material at GR website and I didn't
>get the answer.I need to receive and send packets with a specific
>protocol called MAVLink, used in mini UAVs. More specifically I am
>thinking about developing a sniffer.I don't have sdr hardware for now,
>then for starting I am thinking on simulation. My doubts are as
>follows:
>- Is it possible to implement a new protocol for sending and receive
>packets? (MAVLink protocol)
>- My idea is to simulate the exchange between a UAV and a control
>ground station. Would it possible to do it?
>Thanks in advance.
>
>
>
>
>
>
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