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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">tuzsut</journal-id><journal-title-group><journal-title xml:lang="ru">Труды учебных заведений связи</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of Telecommunication Universities</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1813-324X</issn><issn pub-type="epub">2712-8830</issn><publisher><publisher-name>СПбГУТ</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.31854/1813-324X-2025-11-5-97-118</article-id><article-id custom-type="edn" pub-id-type="custom">UMHYVG</article-id><article-id custom-type="elpub" pub-id-type="custom">tuzsut-729</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>ЭЛЕКТРОНИКА, ФОТОНИКА, ПРИБОРОСТРОЕНИЕ И СВЯЗЬ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ELECTRONICS, PHOTONICS, INSTRUMENTATION AND COMMUNICATIONS</subject></subj-group></article-categories><title-group><article-title>Быстрое оптическое переключение: анализ существующих решений и новый метод, обеспечивающий коммутацию сигналов/пакетов в мультисервисных сетях</article-title><trans-title-group xml:lang="en"><trans-title>Fast Optical Switching: Analysis of Existing Solutions and a New Method Ensuring Signal/Packet Switching in Multi-Service Networks</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4618-6843</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Виноградова</surname><given-names>И. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Vinogradova</surname><given-names>I. L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор технических наук, профессор, профессор кафедры «Телекоммуникационные системы» Уфимского университета науки и технологий; профессор кафедры «Вычислительная техника и инженерная кибернетика» Уфимского государственного нефтяного технического университета</p></bio><email xlink:type="simple">vil-4@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-2830-3498</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Султанов</surname><given-names>А. Х.</given-names></name><name name-style="western" xml:lang="en"><surname>Sultanov</surname><given-names>A. H.</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор технических наук, профессор, профессор кафедры «Телекоммуникационные системы» Уфимского университета науки и технологий</p></bio><email xlink:type="simple">sultanov.ah@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0006-3624-5490</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Головина</surname><given-names>Е. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Golovina</surname><given-names>E. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>старший преподаватель кафедры информационных технологий Института нефтепереработки и нефтехимии ФГБОУ ВО «УГНТУ» в г. Салавате </p></bio><email xlink:type="simple">egolovina82@mail.ru</email><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0004-2809-4309</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Комисcаров</surname><given-names>А. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Komissarov</surname><given-names>A. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат технических наук, доцент кафедры «Телекоммуникационные системы» Уфимского университета науки и технологий</p></bio><email xlink:type="simple">arkadiy_kom@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0007-2607-033X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Филатов</surname><given-names>П. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Filatov</surname><given-names>P. E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат технических наук, доцент кафедры «Телекоммуникационные системы» Уфимского университета науки и технологий</p></bio><email xlink:type="simple">filatov.pe@ugatu.su</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Уфимский университет науки и технологий; Уфимский государственный нефтяной технический университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ufa University of Science and Technology; Ufa State Petroleum Technological University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Уфимский университет науки и технологий</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ufa University of Science and Technology</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Институт нефтепереработки и нефтехимии ФГБОУ ВО «УГНТУ» в г. Салавате</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Institute of Oil Refining and Petrochemistry of FSBEU VO "UGNTU" in Salavat</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>05</day><month>11</month><year>2025</year></pub-date><volume>11</volume><issue>5</issue><fpage>97</fpage><lpage>118</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Виноградова И.Л., Султанов А.Х., Головина Е.Ю., Комисcаров А.М., Филатов П.Е., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Виноградова И.Л., Султанов А.Х., Головина Е.Ю., Комисcаров А.М., Филатов П.Е.</copyright-holder><copyright-holder xml:lang="en">Vinogradova I.L., Sultanov A.H., Golovina E.Y., Komissarov A.M., Filatov P.E.</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://tuzs.sut.ru/jour/article/view/729">https://tuzs.sut.ru/jour/article/view/729</self-uri><abstract><p>Технологии beamforming в 5G / 6G и fractional lambda switching невозможны без быстрой (за времена &lt;1 нс) пакетной коммутации. Существующие средства на микрорезонаторах и подобные ориентированы на малофотонные сигналы и не эффективны на традиционных волоконно-оптических линиях по G.703/G.802.3ba. Поэтому актуальными являются методы и устройства быстрой коммутации оптических пакетов.</p><sec><title>Цель работы</title><p>Цель работы: создание нового нереляционного метода быстрой коммутации сигналов / пакетов в полностью оптических сетях на базе чирпа импульсов. Научной задачей является разработка многопортового интерференционного устройства разделения по длинам волн с малым шагом. </p></sec><sec><title>Используемые методы</title><p>Используемые методы: численное моделирование в пакете HFSS, методы теории вероятностей. </p><p>В ходе решения научной задачи получена интерференционная картина в рабочей области устройства, спроектировано спектрально избирательное выходное зеркало, и уточнен градиент показателя преломления.</p></sec><sec><title>Новизна</title><p>Новизна: предложен метод быстрой оптической коммутации, двухрезонаторное устройство разделения с разработанной структурой выходного зеркала и уточненным показателем преломления.</p></sec><sec><title>Практическая значимость</title><p>Практическая значимость: устройство предназначено для пакетных сетей 5G / 6G без буферизации. Результаты работы интересны при проектирования новых поколений оптических коммутаторов. </p><p>Практическая реализация устройства повышает производительность сетей с коммутацией пакетов.</p></sec></abstract><trans-abstract xml:lang="en"><p>Beamforming technologies in 5G / 6G and fractional lambda switching are impossible without fast (in times &lt;1 ns) packet switching. Existing microresonator devices and the like are focused on low-photon signals and are not effective on traditional G.703/G.802.3ba fiber-optic lines. Therefore, methods and devices for fast switching of optical packets are relevant. </p><sec><title>The purpose of the work</title><p>The purpose of the work: to create a new non-relational method for fast switching of signals / packets in fully optical networks based on chirp pulses. The scientific task is to develop a multi-port interference wavelength separation device with a small step. </p></sec><sec><title>Methods used</title><p>Methods used: numerical modeling in the HFSS package, methods of probability theory. </p><p>In the course of solving the scientific problem, an interference pattern was obtained in the working area of the device, a spectrally selective output mirror was designed, and the refractive index gradient was refined. </p></sec><sec><title>Novelty</title><p>Novelty: a method of fast optical switching, a two-resonator separation device with a developed output mirror structure and a refined refractive index is proposed. </p></sec><sec><title>Practical significance</title><p>Practical significance: the device is designed for packet 5G / 6G networks without buffering. </p><p>The results of the work are interesting when designing new generations of optical switches. </p><p>The practical implementation of the device improves the performance of packet-switched networks.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>волоконно-оптическая коммутация пакетов</kwd><kwd>двухрезонаторный интерферометр Фабри – Перо</kwd><kwd>оптический смеситель</kwd><kwd>градиент показателя преломления</kwd><kwd>дробное лямбда-коммутация</kwd></kwd-group><kwd-group xml:lang="en"><kwd>fiber optic packet switching</kwd><kwd>dual-cavity Fabry – Perot interferometer</kwd><kwd>optical mixer</kwd><kwd>refractive index gradient</kwd><kwd>fractional lambda switching</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена в рамках конкурса лидерских проектов УГНТУ 2025 (№ В-17022).</funding-statement><funding-statement xml:lang="en">The work was completed within the framework of the Ufa State Petroleum Technological University leadership projects competition 2025 (No. V-17022).</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Гольдштейн А.Б., Гольдштейн Б.С. 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