Re: [Discuss-gnuradio] Any example to show me how to use the " QAM Demod " module?

Hi, Mueller

Thanks, I'll try the /usr[/local]/share/gnuradio/examples/digital/packet
example.

Thanks very much!

On 2018年10月08日 19:01, eric.zeng wrote:
> Hi, Mueller
>
> Thanks for your rely!
>
> Are there any good gnuradio QAM mod/demod examples (Do not use QAM
> modules) to learn ?
>
> Thanks！
>
> On 2018年10月08日 18:35, Müller, Marcus (CEL) wrote:
>> Dear Eric,
>>
>> the QAM Demod and Mod blocks are deprecated. Thus, please don't use
>> them! We can't help you if anything doesn't work, and they randomly
>> drop data.
>>
>>> I confused about the output data format of the QAM Demod module and
>> how to deal with them.
>>
>> That output is just the bits contained in the QAM modulation.
>>
>>
>> I can't with a good conscience tell you what *not* to use without
>> telling you *what* to use. So:
>>
>> go into your /usr[/local]/share/gnuradio/examples/digital/packet.
>> You'll find packet_loopback_hier. By default, it's configured to be a
>> QPSK, but you can change the Constellation object to your heart's
>> delight. Try with the default first! That's a 4-QAM right there ;)
>>
>> Best regards,
>> Marcus
>>
>>
>> On Mon, 2018-10-08 at 16:52 +0800, eric.zeng wrote:
>>> Hi， ALL
>>> Are there any good examples or documents to teach me how to use the
>>> " QAM Demod " module?
>>> I confused about the output data format of the QAM Demod module and
>>> how to deal with them.
>>> And why QAM demod do not output a complex data?
>>> I also found the description of the "QAM Demod" block is the same as
>>> "QAM Mod" module.
>>> Any documents tell us how the QAM demod works?
>>> Thanks very much!
>>>
>>> _______________________________________________
>>> Discuss-gnuradio mailing list
>>> Discuss-gnuradio@gnu.org
>>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>

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