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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">ntv</journal-id><journal-title-group><journal-title xml:lang="ru">Научно-технический вестник информационных технологий, механики и оптики</journal-title><trans-title-group xml:lang="en"><trans-title>Scientific and Technical Journal of Information Technologies, Mechanics and Optics</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2226-1494</issn><issn pub-type="epub">2500-0373</issn><publisher><publisher-name>Университет ИТМО</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.17586/2226-1494-2022-22-5-951-961</article-id><article-id custom-type="elpub" pub-id-type="custom">ntv-79</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>КОМПЬЮТЕРНЫЕ СИСТЕМЫ И ИНФОРМАЦИОННЫЕ ТЕХНОЛОГИИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>COMPUTER SCIENCE</subject></subj-group></article-categories><title-group><article-title>Система визуального отображения изменения физиологического состояния пациентов с хроническим нарушением сознания  и передачи данных по беспроводной оптической связи</article-title><trans-title-group xml:lang="en"><trans-title>Visual display system of changes in physiological states for patients with chronic disorders and data transmission via optical wireless communication</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9539-8418</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Вострикова</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Vostrikova</surname><given-names>S. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Вострикова Светлана Андреевна — младший научный сотрудник</p><p>Санкт-Петербург, 197101</p></bio><bio xml:lang="en"><p>Svetlana A. Vostrikova — Junior Researcher</p><p>Saint Petersburg, 197101</p></bio><email xlink:type="simple">svetlanadegtiareva@itmo.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/0000-0002-4455-1117</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Погорелова</surname><given-names>К. О.</given-names></name><name name-style="western" xml:lang="en"><surname>Pogorelova</surname><given-names>K. O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Погорелова Кира Олеговна — инженер</p><p>Санкт-Петербург, 197101</p></bio><bio xml:lang="en"><p>Kira O. Pogorelova — Engineer</p><p>Saint Petersburg, 197101</p></bio><email xlink:type="simple">pogorelovakira@itmo.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/0000-0001-8612-0297</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ширяев</surname><given-names>Д. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Shiryaev</surname><given-names>D. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ширяев Даниил Сергеевич — младший научный сотрудник</p><p>Санкт-Петербург, 197101</p></bio><bio xml:lang="en"><p>Daniil S. Shiryaev — Junior Researcher</p><p>Saint Petersburg, 197101</p></bio><email xlink:type="simple">dshiryaev@itmo.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/0000-0003-2774-0423</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ткачева</surname><given-names>Е. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Tkacheva</surname><given-names>E. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ткачева Екатерина Владимировна — ментор</p><p>Санкт-Петербург, 197101</p></bio><bio xml:lang="en"><p>Ekaterina V. Tkacheva — Mentor</p><p>Saint Petersburg, 197101</p></bio><email xlink:type="simple">tkacheva@itmo.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/0000-0002-1271-0195</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Беляков</surname><given-names>Н. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Belyakov</surname><given-names>N. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Беляков Никита Александрович — младший научный сотрудник</p><p>Санкт-Петербург, 197101</p></bio><bio xml:lang="en"><p>Nikita A. Belyakov — Junior Researcher</p><p>Saint Petersburg, 197101</p></bio><email xlink:type="simple">belykovna@rambler.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/0000-0003-4858-4968</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ковач</surname><given-names>Я. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kovach</surname><given-names>Ya. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ковач Яков Николаевич — инженер</p><p>Санкт-Петербург, 197101</p></bio><bio xml:lang="en"><p>Yakov N. Kovach — Engineer</p><p>Saint Petersburg, 197101</p></bio><email xlink:type="simple">j-n-kovach@itmo.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/0000-0001-7806-8652</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Андреев</surname><given-names>Ю. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Andreev</surname><given-names>Yu. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Андреев Юрий Сергеевич — инженер</p><p>Санкт-Петербург, 197101</p></bio><bio xml:lang="en"><p>Yurii S. Andreev — Engineer</p><p>Saint Petersburg, 197101</p></bio><email xlink:type="simple">yura.andreev.98@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/0000-0001-8357-3987</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Смирнова</surname><given-names>И. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Smirnova</surname><given-names>I. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Смирнова Ирина Геннадьевна — кандидат технических наук, доцент, доцент</p><p>Санкт-Петербург, 197101</p><p>sc 57195684395</p></bio><bio xml:lang="en"><p>Irina G. Smirnova — PhD, Associate Professor, Associate Professor</p><p>Saint Petersburg, 197101</p><p>sc 57195684395</p></bio><email xlink:type="simple">igsmirnova@itmo.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/0000-0003-4715-7585</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кондратьева</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kondratieva</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кондратьева Екатерина Анатольевна — доктор медицинских наук, руководитель группы изучения минимального сознания; старший преподаватель; старший научный сотрудник</p><p>Санкт-Петербург, 191014</p><p>Санкт-Петербург, 194044</p><p>Москва, 107031</p><p>sc 57191545581</p></bio><bio xml:lang="en"><p>Ekaterina A. Kondratieva — D. Sc (Medicine), Head of MCS Study Group; Senior Lecturer; Senior Researcher</p><p>Saint Petersburg, 191014</p><p>Saint Petersburg, 194044</p><p>Moscow, 107031</p><p>sc 57191545581</p></bio><email xlink:type="simple">eak2003@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Университет ИТМО</institution><country>Россия</country></aff><aff xml:lang="en"><institution>ITMO University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Российский научно-исследовательский нейрохирургический институт имени профессора А.Л. Поленова, филиал ФГБУ «НМИЦ им. В.А. Алмазова»; Военно-медицинская академия им. С.М. Кирова; Федеральный научно-клинический центр реаниматологии и реабилитологии</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Polenov Neurosurgical Institute (Branch of Almazov National Medical Research Centre); The S.M. Kirov Military Medical Academy; Federal Research and Clinical Center of Intensive Care Medicine and Rehabilitology</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>12</day><month>12</month><year>2024</year></pub-date><volume>22</volume><issue>5</issue><fpage>951</fpage><lpage>961</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Вострикова С.А., Погорелова К.О., Ширяев Д.С., Ткачева Е.В., Беляков Н.А., Ковач Я.Н., Андреев Ю.С., Смирнова И.Г., Кондратьева Е.А., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Вострикова С.А., Погорелова К.О., Ширяев Д.С., Ткачева Е.В., Беляков Н.А., Ковач Я.Н., Андреев Ю.С., Смирнова И.Г., Кондратьева Е.А.</copyright-holder><copyright-holder xml:lang="en">Vostrikova S.A., Pogorelova K.O., Shiryaev D.S., Tkacheva E.V., Belyakov N.A., Kovach Y.N., Andreev Y.S., Smirnova I.G., Kondratieva E.A.</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://ntv.elpub.ru/jour/article/view/79">https://ntv.elpub.ru/jour/article/view/79</self-uri><abstract><sec><title>Предмет исследования</title><p>Предмет исследования. Представлена система визуального отображения изменения физиологического состояния пациентов и передачи данных по беспроводной оптической связи. Существующие методы на основе прикроватных мониторов не предоставляют возможность визуального отображения информации вблизи объекта в условиях высокой загруженности персонала и позволяют осуществлять передачу данных по электрическому кабелю или дистанционно в радиочастотном диапазоне. Подобные недостатки снижают оперативность реагирования персонала и приводят к большому количеству ошибок в передаваемых данных. Более эффективна удаленная оперативная система мониторинга, обеспечивающая сбор данных с датчиков, отображение с минимальным временем задержки и передачу данных по помехозащищенному каналу связи в оптическом диапазоне. Простой и наглядный способ отображения информации позволяет оперативно, безошибочно и точно распознать критические ситуации.</p></sec><sec><title>Метод</title><p>Метод. Предлагаемая система имеет два канала. По первому каналу осуществляется визуальное отображение изменения физиологического состояния на носимом устройстве в виде браслета. Второй канал передает данные об отклонении в состоянии пациента по беспроводной оптической связи в инфракрасном диапазоне спектра для последующего подробного отображения на компьютере. Визуальное отображение изменения физиологического состояния состоит в программируемом изменении цветности индикаторных светодиодов и изменении режимов их свечения.</p></sec><sec><title>Полученные результаты</title><p>Полученные результаты. Представлена структурная схема и конструкция системы визуального отображения и передачи данных. В рамках оценки работоспособности системы выполнена оценка нагрева устройства визуального отображения в среде COMSOL Multiphysics. Показано, что средняя температура нагрева индикаторной части, соприкасающейся с кожей человека, не превышает 24 °C и безопасна для пациента. Предложена оптическая схема блока приема и передающего модуля. Оптическая модель модуля разработана в программе Zemax. Предложена оптическая схема блока приема и передающего модуля. Показано, что требуемая средняя оптическая мощность рабочей области спектра составляет 235 мкВт при наличии четырех инфракрасных светодиодов и фотодиодов, расположенных на расстоянии 1 м друг от друга. Рассмотрено описание рабочего макета устройства визуального отображения и передачи данных, включающего цифровой датчик пульса и уровня кислорода в крови, блок управления цветностью и обработки данных, устройство визуального отображения, блок передачи данных. Режимы работы светодиодов и их соответствие отклонению контролируемых параметров проверено специальной программой микроконтроллера.</p></sec><sec><title>Практическая значимость</title><p>Практическая значимость. Внедрение разрабатываемой системы актуально при мониторинге состояния объекта наблюдения в случаях, когда применение радиочастотного диапазона ограничено, и важную роль играет устойчивость канала передачи данных к электромагнитным помехам.</p></sec></abstract><trans-abstract xml:lang="en"><p>A visual display system of changes in the physiological state of patients and their data transmission via optical wireless communication is presented. Existing methods such as bedside monitors do not provide the possibility of visual display of information near the object in conditions of high workload of personnel and allow transmitting data via an electric cable or remotely in the radio frequency range. Such disadvantages reduce the responsiveness of personnel and lead to numerous errors in the transmitted data. A remote operational monitoring system is more effective, providing data collection from sensors, display with minimal delay time and data transmission over an interference-free communication channel in the optical range. A simple and visual way of displaying information allows to quickly and accurately recognize critical situations. The proposed system has two channels. The first channel provides a visual representation of changes in the physiological state on the visual display device in the form of a bracelet. The second channel allows transmitting data about the deviation in the patient’s condition via optical wireless communication in the infrared range of the spectrum for detailed display on a computer. The visual representation of changes in the physiological state is based on programmable change in the color of the LED indicators and on change in their operation modes. The block diagram and design of the visual display and data transmission system are presented. As part of the evaluation of the system operability, the heating of the visual display device in the COMSOL Multiphysics was evaluated. It is shown, that the average heating temperature of the indicator part in contact with human skin does not exceed 24 °C and is safe for the patient. The optical scheme of the receiving unit and the transmitting module is presented. The optical model of the module is presented in the Zemax program. It is shown, that the required average optical power of the working spectral region is 235 μW for the four infrared LEDs and four photodiodes located at a distance of 1 meter. A description of the working layout of a visual display and data transmission device is presented, including a digital pulse sensor and blood oxygen level, a color control and data processing unit, a visual display device, and a data transmission unit. The LEDs operation modes and its compliance with the deviation of the controlled parameters were checked by a special microcontroller program of practical significance. The implementation of the developed system is relevant when monitoring the condition of the object of observation in cases where the use of the radio frequency range is limited and the stability of the data transmission channel to electromagnetic interference plays an important role.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>система визуального отображения</kwd><kwd>беспроводная оптическая связь</kwd></kwd-group><kwd-group xml:lang="en"><kwd>visual display system</kwd><kwd>optical wireless communication</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Экспериментальное исследование выполнено в рамках гранта РФФИ 19-29-01066/2022. Авторы выражают благодарность Российскому научно-исследовательскому нейрохирургическому институту им. А.Л. Поленова (филиалу НМИЦ им В.А. Алмазова) за помощь и участие в формировании технического облика объекта визуального отображения.</funding-statement><funding-statement xml:lang="en">The experiment study was carried out under the RFBR grant 19-29-01066/2022. The authors express their gratitude to Polenov Neurosurgical Institute for participation in the formation of the technical appearance for the visual display device.</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">Бакулин И.С., Кремнева Е.И., Кузнецов А.В. и др. Хронические нарушения сознания / под ред. академика РАН М.А. Пирадова. М.: Горячая линия-Телеком, 2020. С. 1–12.</mixed-citation><mixed-citation xml:lang="en">Bakulin I.S., Kremneva E.I., Kuznetsov A.V. et al. Chronic Disorders of Consciousness. Ed. by M.A. Piradov. Moscow, Gorjachaja linijaTelekom Publ., 2020, pp. 1–12. 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