Method for calculating functions of the channel matrices in...

Pulse or digital communications – Systems using alternating or pulsating current – Plural channels for transmission of a single pulse train

Reexamination Certificate

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C370S206000

Reexamination Certificate

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07742536

ABSTRACT:
The present application describes a method for transmitting data through a MIMO-OFDM system which requires the computation of a function f(H(sk)), where H is the channel matrix and sk=exp(j*2*pi*k/N). The method splits function f into a first, nonpolynomial part, which is in turn a function of one or more polynomial functions in sk.

REFERENCES:
patent: 7382718 (2008-06-01), Chang et al.
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XP-002364816, “Polynomial Evaluation and Interpolation on Special Sets of Points”, Alin Bostan and Eric Schost, Jan. 31, 2004, pp. 1-30.
XP-002364817, “Reliable Numerical Methods for Polynomial Matrix Triangularization” IEEE Transactions on Automatic Control, Didier Henrion, and Michael Sebek, vol. 44, No. 3, Mar. 1999, pp. 497-508.
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“FFT Calculation of a Determental Polynomial”, Luisa E. Paccagnella and Gianfranco L. Pierrobon, pp. 401-402.

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