Re: Does complex conjugate invert IQ ?

[Johannes Demel]

Hi,

I assume the "Swap IQ" block is exactly what you're looking for.
https://wiki.gnuradio.org/index.php/Swap_IQ

Cheers
Johannes

On 13.12.21 16:39, Cyrille Morin wrote:
> Hi,
>
> You could use a "Complex to Float" to separate the I and Q components, 
> followed by a "Float to Complex", inverting the re and im inputs.
>
>
> Le 13/12/2021 à 16:31, Rachida SAROUI a écrit :
> > Thank you for responding, but what I meant by invert is swapping the I 
> > and Q components of the signal.
> >
> > Le lun. 13 déc. 2021 à 16:25, Fabian Schwartau <fabian@opencode.eu 
> > <mailto:fabian@opencode.eu>> a écrit :
> >
> >     Complex conjugate only inverts the imaginary (Q) part of the signal.
> >     If you want to invert both, just multiply with -1.
> >
> >     Am 13.12.21 um 16:22 schrieb Rachida SAROUI:
> >     > Hi everyone,
> >     >
> >     > I need to invert the I and Q of a complex signal. Does the block
> >     complex
> >     > conjugate do the job?
> >     >
> >     > Thank you
> >     >