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Re: [Discuss-gnuradio] MSB
From: |
Davide Anastasia |
Subject: |
Re: [Discuss-gnuradio] MSB |
Date: |
Mon, 19 Mar 2007 10:37:03 +0100 |
Hi List,
again at work.... :)
Il giorno ven, 16/03/2007 alle 14.05 -0700, Eric Blossom ha scritto:
> One way to approach this is to modify usrp.source_c so that it
> internally handles the format conversion, and always produces
> gr_complex as its output type.
As I plan to do.
> When dealing with 1 bit samples, there is the question of whether you
> want to treat them as -1, +1 or 0, +1. I suspect that -1, +1 makes
> more sense, but on the other hand, treating them as -32767, 32767
> would be consistent with how the 8-bit samples are handled. That is,
> they are multiplied by 256 so that they fill the same range as the
> "normal" 16-bit I & Q.
I don't know which representation is better, but I think that changing
it after the code is written is really simple.
>
> Another thought is to define a new complex interface that always
> returns values normalized to [-1.0, +1.0].
Why not a new module? I think a new module (called gr_vector_normalizer,
maybe?) is the best solution to preserve the generality of the library.
Ugly English today... sorry. I hope you understand me! :)
Regards,
--
Davide Anastasia
web: http://www.davideanastasia.com/
email: address@hidden
- [Discuss-gnuradio] MSB, Davide Anastasia, 2007/03/15
- Re: [Discuss-gnuradio] MSB, Eric Blossom, 2007/03/15
- Re: [Discuss-gnuradio] MSB, Davide Anastasia, 2007/03/15
- Re: [Discuss-gnuradio] MSB, Eric Blossom, 2007/03/15
- Re: [Discuss-gnuradio] MSB, Davide Anastasia, 2007/03/15
- Re: [Discuss-gnuradio] MSB, Eric Blossom, 2007/03/15
- Re: [Discuss-gnuradio] MSB, Davide Anastasia, 2007/03/16
- Re: [Discuss-gnuradio] MSB, Davide Anastasia, 2007/03/16
- Re: [Discuss-gnuradio] MSB, Eric Blossom, 2007/03/16
- Re: [Discuss-gnuradio] MSB,
Davide Anastasia <=
- Re: [Discuss-gnuradio] MSB, Matt Ettus, 2007/03/19
- Re: [Discuss-gnuradio] MSB, Davide Anastasia, 2007/03/20
- Re: [Discuss-gnuradio] MSB, Davide Anastasia, 2007/03/22
- Re: [Discuss-gnuradio] MSB, Davide Anastasia, 2007/03/23
- [Discuss-gnuradio] Sampling rate of USRP board, eenrti, 2007/03/26
- Re: [Discuss-gnuradio] Sampling rate of USRP board, Hans Glitsch, 2007/03/26
- [Discuss-gnuradio] Intrerleave output from usrp_rx_cfile.py, eenrti, 2007/03/29
- [Discuss-gnuradio] Asking info about the Interleaving of samples, eenrti, 2007/03/29
- Re: [Discuss-gnuradio] Asking info about the Interleaving of samples, Matt Ettus, 2007/03/29
- Re: [Discuss-gnuradio] Asking info about the Interleaving of samples, Eric Blossom, 2007/03/29