Re: [Discuss-gnuradio] RFID at 2.4GHz simulation-Encoding, Modulation techniques (grc implementation)

[Tom Rondeau]

On Sat, Apr 27, 2013 at 4:31 AM, stefosee <address@hidden> wrote:
> Hi everyone,
> i'm an undergraduate student of ee and currently i'm working on my thesis
> which is related to an RFID standard simulation in GNURadio.
>
> I don't have a USRP device yet, so i'm just working on the grc tool with
> default signal sources.
>
> As i figured out, there are already some pre-installed blocks for bpsk or
> gmsk simulation methods that i need in my thesis.
> Although, i also need ASK simulation.
> I implemented it with a square and cosine source multiplication and i think
> it works properly. What should i take care of?
>
> Also, i have to implement manchester and fm0 encoding. I started the
> implementation by creating an edge detecting circuit. Before carrying on,
> i'd like to ask you if i'm on the right path (i mean creating boolean,
> mathematical functions between sources and constant numbers) or i have to
> change the way of thinking.
> Finally, is it necessary to use code for any of this techniques i mentioned
> above, or it is possible to manage it just with grc blocks?
>
> Thank you in advance.

Those are all very vague questions. I think you're going to have to
get a good start on things yourself, first, then come back with any
specific questions you have.

Tom