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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">radioelectronics</journal-id><journal-title-group><journal-title xml:lang="ru">Известия высших учебных заведений России. Радиоэлектроника</journal-title><trans-title-group xml:lang="en"><trans-title>Journal of the Russian Universities. Radioelectronics</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1993-8985</issn><issn pub-type="epub">2658-4794</issn><publisher><publisher-name>Saint Petersburg Electrotechnical University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.32603/1993-8985-2018-21-2-12-19</article-id><article-id custom-type="elpub" pub-id-type="custom">radioelectronics-215</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>РАДИОТЕХНИЧЕСКИЕ СРЕДСТВА ПЕРЕДАЧИ, ПРИЕМА И ОБРАБОТКИ СИГНАЛОВ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>RADIO ELECTRONIC FACILITIES FOR SIGNAL TRANSMISSION, RECEPTION AND PROCESSING</subject></subj-group></article-categories><title-group><article-title>Функциональное диагностирование сетей из цифровых автоматов состояний</article-title><trans-title-group xml:lang="en"><trans-title>Functional Diagnosis of Digital State Automation Networks</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>Быстрова</surname><given-names>И. B.</given-names></name><name name-style="western" xml:lang="en"><surname>Bystrova</surname><given-names>I. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>ул. Профессора Попова, д. 5, Санкт-Петербург, 197376</p></bio><bio xml:lang="en"><p>Irina V. Bystrova – Master’s Degree in Infocommunication Technologies and Communication systems (2015), postgraduate student of the Department of Radio Engineering Systems </p><p>5, Professor Popov Str., 197376, St. Petersburg, Russia</p></bio><email xlink:type="simple">irinavalentinovn@yandex.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>Подкопаев</surname><given-names>Б. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Podkopaev</surname><given-names>B. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Подкопаев Борис Павлович – доктор технических наук , профессор  кафедры радиотехнических систем </p><p>ул. Профессора Попова, д. 5, Санкт-Петербург, 197376</p></bio><bio xml:lang="en"><p>Boris P. Podkopaev – D. Sc. in Engineering (2011), Professor (2012) of the Department of Radio Equipment Systems </p><p>5, Professor Popov Str., 197376, St. Petersburg, Russia</p></bio><email xlink:type="simple">bpodkopaev@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Санкт-Петербургский государственный электротехнический университет "ЛЭТИ" им. В. И. Ульянова (Ленина)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Saint Petersburg Electrotechnical University "LETI"</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2018</year></pub-date><pub-date pub-type="epub"><day>28</day><month>04</month><year>2018</year></pub-date><volume>0</volume><issue>2</issue><fpage>12</fpage><lpage>19</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Быстрова И.B., Подкопаев Б.П., 2018</copyright-statement><copyright-year>2018</copyright-year><copyright-holder xml:lang="ru">Быстрова И.B., Подкопаев Б.П.</copyright-holder><copyright-holder xml:lang="en">Bystrova I.V., Podkopaev B.P.</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://re.eltech.ru/jour/article/view/215">https://re.eltech.ru/jour/article/view/215</self-uri><abstract><p>Рассмотрена задача функционального диагностирования цифровых устройств, образующих сеть из автоматов состояний. Предполагается, что эта задача для компонентов сети решена и соответствующие средства диагностирования для них построены. Показана возможность преобразования их совокупности в средства диагностирования всей сети, причем результат преобразования при наличии ограничений на число компонентов с ошибками упрощается по сравнению с исходной совокупностью. Предложена процедура, позволяющая для наиболее вероятного случая локализации ошибок (все ошибки сосредоточены в некотором компоненте сети) найти аналитические выражения, задающие вспомогательный контрольный автомат и дискриминатор ошибок. В первой части статьи решение задачи функционального диагностирования дано для случая, когда функции соответствия всех компонентов скалярны, а класс обнаруживаемых ошибок задан единичной кратностью. Далее результат обобщается для случая векторных функций, при котором возможно появление многократных ошибок. Процедура минимизирует искомые устройства функционального диагностирования по критерию порядка при сохранении исходной обнаруживающей способности в рамках любого компонента сети. Полученные результаты иллюстрируются примером построения средств функционального диагностирования для устройства обработки дальномерного сигнала широкополосной радиотехнической системы ближней навигации.</p></abstract><trans-abstract xml:lang="en"><p>The problem of functional diagnosis of digital devices forming a network of state automata is considered. This task for the network components is supposed to be solved, and the corresponding diagnostic devices for them are provided. The possibility of their population transformation into the tools for the entire network diagnostics is shown. The result of the transformation with the restrictions on the number of components with errors is simplified in compare with the original population. A procedure is proposed allowing to find analytical expressions defining an auxiliary control and an error discriminator for the most probable case of error localization (all errors are concentrated in a certain component of the network). The first part of the article provides a solution of the functional diagnosis problem for the case when the parity functions of all components are scalar, and the class of detectable errors is given by unit multiplicity. Next, the result generalizes for the case of vector functions, where multiple errors can occur. The procedure minimizes the sought for functional diagnosis devices with respect to the order when preserving the initial detecting ability within any network component. The obtained results are illustrated by an example of construction of functional diagnosis equipment for ranging signal processing device in broadband short-range radio engineering navigation system.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>объект диагностирования</kwd><kwd>средства функционального диагностирования</kwd><kwd>сеть из автоматов</kwd><kwd>вектор состояний</kwd><kwd>обнаружение ошибок</kwd><kwd>контрольный автомат</kwd><kwd>дискриминатор ошибок</kwd><kwd>функция соответствия</kwd><kwd>решающая функция</kwd></kwd-group><kwd-group xml:lang="en"><kwd>diagnostic object</kwd><kwd>devices of functional diagnosis</kwd><kwd>network of automates</kwd><kwd>state vector</kwd><kwd>error detection</kwd><kwd>control automate</kwd><kwd>error discriminator</kwd><kwd>function of conformity</kwd><kwd>decision function</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">Hartmanis J., Stearns R. 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