Friday, October 14, 2011

Re: [Discuss-gnuradio] GRC Polyphase Channelizer examples?

On Fri, Oct 14, 2011 at 2:04 PM, John Ackermann N8UR <jra@febo.com> wrote:


On Oct 14, 2011, at 1:51 PM, "Marcus D. Leech" <mleech@ripnet.com> wrote:

>>
>>
>> Also, looking at your flow-graph, all of the channels are effectively at baseband, so if you have two or more channels come up at the same
>  time, they'll collide--was that the intent?

No, I was afraid that might be the case but wasn't sure (and was hoping not).  I'll have to add a multiplier on each channel to provide an offset.  Too bad there isn't a polyphase dechannelizer. :-).

It's called the polyphase synthesis filter :)

gr_pfb_synthesis_filterbank_ccf.

Tom

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