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  5. Benefits and limitations of OFDM

Article | REF: TE7372 V1

Principle of the OFDM transmission - usage in cellular systems

Author: Xavier LAGRANGE

Publication date: May 10, 2012

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3. Benefits and limitations of OFDM

3.1 Orthogonality of subcarriers

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3.1.1 Choice of subcarrier spacing

Here we study the choice of Δf. We consider the case of transmission on two different subcarriers. Ideally, reception on one frequency should be isolated from reception on the other. The signals must therefore be orthogonal.

  • Two signals are orthogonals k (t ) and s

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Benefits and limitations of OFDM
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