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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">sibsutis</journal-id><journal-title-group><journal-title xml:lang="ru">Вестник СибГУТИ</journal-title><trans-title-group xml:lang="en"><trans-title>The Herald of the Siberian State University of Telecommunications and Information Science</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1998-6920</issn><publisher><publisher-name>СибГУТИ</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">sibsutis-654</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Статьи</subject></subj-group></article-categories><title-group><article-title>Повышение помехоустойчивости канала с использованием 2М-пространственно-временного кодирования</article-title><trans-title-group xml:lang="en"><trans-title>Noiseproof improvement using 2M-orthogonal space-time coding</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тимощук</surname><given-names>Р. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Timoshchuk</surname><given-names>R. S.</given-names></name></name-alternatives><email xlink:type="simple">romantimo@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Носов</surname><given-names>В. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Nosov</surname><given-names>V. I.</given-names></name></name-alternatives><email xlink:type="simple">nvi@sibsutis.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff xml:lang="ru" id="aff-1"><institution>Утилекс АйТи 2000</institution><country>Russian Federation</country></aff><aff xml:lang="ru" id="aff-2"><institution>Сибирский государственный университет телекоммуникаций и информатики</institution><country>Russian Federation</country></aff><pub-date pub-type="collection"><year>2010</year></pub-date><pub-date pub-type="epub"><day>16</day><month>01</month><year>2023</year></pub-date><volume>0</volume><issue>1</issue><fpage>3</fpage><lpage>12</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Тимощук Р.С., Носов В.И., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Тимощук Р.С., Носов В.И.</copyright-holder><copyright-holder xml:lang="en">Timoshchuk R.S., Nosov V.I.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://vestnik.sibsutis.ru/jour/article/view/654">https://vestnik.sibsutis.ru/jour/article/view/654</self-uri><abstract><p>Техника, представленная в данной статье, - это простая схема с разнесённой передачей, которая улучшает качество сигнала на приёме путём простого распределения сигнала по двум передающим антеннам. В 1998 году Аламоути (Alamouti) первым предложил метод кодирования, который использует полный разнос с линейным процессом декодирования на приёме. Схема Аламоути с разнесённой передачей позволяет уменьшить коэффициент ошибок, увеличить скорость передачи или ёмкость канала беспроводных систем связи. В ходе исследований, лежащих в основе статьи, разработан подход к унификации техники пространственно-временного кодирования Аламоути. С помощью данного подхода представляется возможным создание 2М-передающих антенных систем, работающих с одной приёмной антенной, например, для уменьшения размерности кластера в многосотовых сетях при сохранении заданной помехоустойчивости системы радиосвязи.</p></abstract><trans-abstract xml:lang="en"><p>This article presents a technique of simple transmit diversity, that improves receive signal quality using two-branch transmit antennas. In 1998 Alamouti first suggested the method of coding, which explores a full diversity order combining with linear decoding process on the receive side. Alamouti diverse transmit system improves a bit-error-rate ratio, rises a transmit speed or expands a channel capacity of wireless system. As a result of science research founding this article, a new unified approach of space-time coding technique has been developed. Taking this approach it is possible to build 2M-branch transmit systems with one receive antenna for decreasing the dimension of cluster in multicell networks with constant noiseproof of the radio system.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>антенные решётки</kwd><kwd>разнос передачи</kwd><kwd>схема Аламоути</kwd><kwd>борьба с замираниями</kwd><kwd>пространственно-временное кодирование</kwd><kwd>разнос передачи</kwd><kwd>беспроводная радиосвязь</kwd></kwd-group><kwd-group xml:lang="en"><kwd>antenna array</kwd><kwd>Alamouti scheme</kwd><kwd>fade mitigation</kwd><kwd>smart antennas</kwd><kwd>space-time coding</kwd><kwd>transmit diversity</kwd><kwd>wireless communications</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">History of MIMO in radio communications - http://en.wikipedia.org/wiki/MIMO (дата обращения: 17.03.2010).</mixed-citation><mixed-citation xml:lang="en">History of MIMO in radio communications - http://en.wikipedia.org/wiki/MIMO (дата обращения: 17.03.2010).</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Golay, M.J.E. 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