On 03/10/2014 03:33 PM, Abhishek Bhowmick wrote:
> Hello,
> I would like to clarify some things :
> 
> 1. I feel it is tough to beat spiral implementations through manual
> vectorization, performance wise. If so, is readability the prime and
> only reason for using intrinsics manually, and hence of value to the
> community ?
> 
> 2. What is currently the state of adding support for sse4, neon in
> stock volk kernels (project ideas page mentions some work is under
> way) ? Would be great if someone who is working on this already shares
> his branch, so that I may know how much/if any work is needed in this
> before moving on to avx. Of course, new kernels will need support for
> all.
> 
> 3. How feasible/useful does it sound to incorporate the newly added
> idea of 'turbo equalizer' within the ofdm system ? Are the
> requirements of the proposed equalizer overkill for the ofdm blocks?

Turbo equalizers are generally not a good choice for OFDM, because of
the way the OFDM parameters are chosen w.r.t. the channel properties. In
OFDM, you usually have 1-tap equalizers, the only difficulty is the
channel estimation.

MB


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