Re: [Discuss-gnuradio] Considerations for new hardware in gnuradio

That memory would be enough to capture 2.5ms at 100MHz if I calculate
correctly (1e6/(100e6*4)). I could do with less.

BR/
Per

Jeff Brower wrote:
> Per-
>
>
>> If we had an fpga image that allowed us to store samples on the USRP2
>> that would be very benefitial, at least for me. Then one could test
>> algorithms with 100MHz sample-rate. Yes, it would not be possible to
>> use the channel continously. Receiving 1ms of samples would take 4ms to
>> upload. However, using the time-stamp functionality one can synchronize
>> nodes to transmit and receive at the same time and thereby enable
>> testing e.g. interference rejection algorithms.
>>
>
> How many samples? I think the USRP2 has a 512k x 16 (1 Mbyte) SRAM that's not used in the default FPGA image.
>
> -Jeff
>
>
>> Quoting George Nychis <gnychis@cmu.edu>:
>>
>>
>>> Short but sweet response. It would be great to have a SDR hardware board
>>> that works with GNU Radio that has a very, very, low latency connection to
>>> the host, like PCI express. Similar to the Microsoft Research SDR
>>> (previously named SORA). That would be great and open up possibilities of
>>> low latency MAC protocol implementations.
>>>
>>> Just sayin'!
>>>
>>> - George
>>>
>
>

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