OFDMA - PUSC - renumbering

Feb 17, 2008 3 Replies

Hi,



In the case of PUSC permutation mode of OFDMA, why do they adopt the policy of renumbering ? I searched the internet, but i do not find any specific link/doc that talks about this in detail. Any ideas ?



Thx in advans, Karthik Balaguru


Hi Karthik,

I put the phrase above into Google and it gave me 606 links.

73's Richard Clark, KB7QHC

I got the info w.r.t PUSC permutation from

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:-

I find that the PUSC permutation has

1) Outer Permutation and 2) Inner Permutation Further, These permutations reduce interference . Cross-interference between neighboring cells is reduced between neighbouring cells, w.r.t subchannels.

But, why have they opted for this renumbering scheme to introduce permutation ?

Thx in advans, Karthik Balaguru

Thx. I got the answers. I find my queries answered in

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.

Karthik Balaguru

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