Erschienen in:

Open Access 01.12.2008 | Research Article

Space-Time Convolutional Codes over Finite Fields and Rings for Systems with Large Diversity Order

verfasst von: Mario de Noronha-Neto, B. F. Uchôa-Filho

Erschienen in: EURASIP Journal on Wireless Communications and Networking | Ausgabe 1/2008

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Abstract

We propose a convolutional encoder over the finite ring of integers modulo

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, where

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is a prime number and

https://static-content.springer.com/image/art%3A10.1155%2F2008%2F624542/MediaObjects/13638_2007_Article_1532_IEq3_HTML.gif

is any positive integer, to generate a space-time convolutional code (STCC). Under this structure, we prove three properties related to the generator matrix of the convolutional code that can be used to simplify the code search procedure for STCCs over

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. Some STCCs of large diversity order (≥4) designed under the trace criterion for

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, and 4 transmit antennas are presented for various PSK signal constellations.

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Open AccessThis article is distributed under the terms of the Creative Commons Attribution 2.0 International License (https://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Abstract

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