المؤلفون: Štumpf, Martin, Antonini, Giulio, Ekman, Jonas, Franek, Ondrej

المصدر: Štumpf , M , Antonini , G , Ekman , J & Franek , O 2024 , ' Pulsed EM Scattering by Dipoles With Time-Varying Loads ' , IEEE Transactions on Antennas and Propagation , vol. 72 , no. 10 , pp. 8094-8096 . https://doi.org/10.1109/TAP.2024.3445573

مصطلحات موضوعية: Capacitance, Dipole antennas, Loaded antennas, Receiving antennas, Shape, TV, Wire, antenna theory, compensation theorem, electromagnetic scattering, reconfigurable intelligent surface, time-domain analysis, electromagnetic (EM) scattering, time-domain (TD) analysis

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/8db0b17a-0c3f-476a-9a4d-978e549b240e
https://doi.org/10.1109/TAP.2024.3445573
https://vbn.aau.dk/ws/files/740126591/TD-EM-Scattering-Dipoles-TV-load-final.pdf
http://www.scopus.com/inward/record.url?scp=85201771581&partnerID=8YFLogxK

المؤلفون: Yuan, Jide, Franek, Ondrej, Fang, He, Popovski, Petar

المصدر: Yuan , J , Franek , O , Fang , H & Popovski , P 2024 , ' Indoor RIS-Assisted Wireless System with Location-Based Reflective Patterns ' , IEEE Transactions on Communications , vol. 72 , no. 11 , pp. 6722-6736 . https://doi.org/10.1109/TCOMM.2024.3402617

مصطلحات موضوعية: Achievable spectral efficiency, Array signal processing, Channel estimation, channel gain, coverage, Hardware, Optimization, Protocols, Real-time systems, reconfigurable intelligent surface, Reconfigurable intelligent surfaces, transmission protocol

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/55e76a1c-80c0-42fa-88dd-f967cb0f250d
https://doi.org/10.1109/TCOMM.2024.3402617
https://vbn.aau.dk/ws/files/721092032/Indoor_RIS_assisted_wireless_system_final.pdf
http://www.scopus.com/inward/record.url?scp=85193479869&partnerID=8YFLogxK

المؤلفون: Sun, Ying, Liu, Peiye, Franek, Ondrej, Pedersen, Gert Frølund, Zhang, Shuai

المصدر: Sun , Y , Liu , P , Franek , O , Pedersen , G F & Zhang , S 2024 , Wideband Array Antenna With Single-layer Feeding Network at Ka-band . in 18th European Conference on Antennas and Propagation, EuCAP 2024 . IEEE (Institute of Electrical and Electronics Engineers) , 18th European Conference on Antennas and Propagation, EuCAP 2024 , 18th European Conference on Antennas and Propagation, EuCAP 2024 , Glasgow , United Kingdom , 17/03/2024 . https://doi.org/10.23919/EuCAP60739.2024.10500979

مصطلحات موضوعية: mm-wave, single layer feeding network, slot array antenna, wideband

وصف الملف: application/pdf

Relation: urn:ISBN:9788831299091

الاتاحة: https://vbn.aau.dk/da/publications/d798634c-e910-4462-a09e-55fb52fe8be7
https://doi.org/10.23919/EuCAP60739.2024.10500979
https://vbn.aau.dk/ws/files/740132367/Wideband_Array_Antenna_with_Single-Layer_Feeding_Network_at_Ka-band_accepted_version.pdf
http://www.scopus.com/inward/record.url?scp=85192438817&partnerID=8YFLogxK

المؤلفون: Franek, Ondrej

المصدر: Franek , O 2024 , Electromagnetics-Based RIS Channel Model with Near-Field Accuracy Improvement . in 18th European Conference on Antennas and Propagation, EuCAP 2024 . IEEE (Institute of Electrical and Electronics Engineers) , 18th European Conference on Antennas and Propagation, EuCAP 2024 , 18th European Conference on Antennas and Propagation, EuCAP 2024 , Glasgow , United Kingdom , 17/03/2024 . https://doi.org/10.23919/EuCAP60739.2024.10501004

مصطلحات موضوعية: electromagnetics, propagation, Reconfigurable intelligent surfaces

وصف الملف: application/pdf

Relation: urn:ISBN:9788831299091

الاتاحة: https://vbn.aau.dk/da/publications/8e4c4050-7205-4eff-a351-492ef4beaef4
https://doi.org/10.23919/EuCAP60739.2024.10501004
https://vbn.aau.dk/ws/files/720797447/Electromagnetics_Based_RIS_Channel_Model_with_Near_Field_Accuracy_Improvement_EuCAP_2024_revision_.pdf
http://www.scopus.com/inward/record.url?scp=85192457907&partnerID=8YFLogxK

المؤلفون: Nielsen, Jesper Ødum, Franek, Ondrej, Ying, Zhinong

المصدر: Nielsen , J Ø , Franek , O & Ying , Z 2024 , Indoor Propagation Measurements with a Reconfigurable Intelligent Surface at 3.5 GHz . in 18th European Conference on Antennas and Propagation, EuCAP 2024 . IEEE (Institute of Electrical and Electronics Engineers) . https://doi.org/10.23919/EuCAP60739.2024.10500935

مصطلحات موضوعية: reconfigurable intelligent surface, indoor radio propagation, adaptive arrays, beamforming

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/044e3f30-27ad-49b2-a4a3-c0dcf6f2168b
https://doi.org/10.23919/EuCAP60739.2024.10500935
https://vbn.aau.dk/ws/files/703263364/J_Oedum_Nielsen_EuCAP2024_IndoorPropagationMeasRIS.pdf
http://www.scopus.com/inward/record.url?scp=85192442972&partnerID=8YFLogxK

المؤلفون: Doležal, Tomáš, Štumpf, Martin, Hua, Qirui, Franek, Ondrej

المصدر: Doležal , T , Štumpf , M , Hua , Q & Franek , O 2025 , ' Measurement of Electrical Conductivity of Human Tissue: A Feasibility Study of a Novel Time-Domain Approach ' , Measurement , vol. 242 , 115763 . https://doi.org/10.1016/j.measurement.2024.115763

مصطلحات موضوعية: Biomedical sensors, Conductivity imaging, EM coupling, Human tissue, Non-invasive approach, Time-domain analysis

الاتاحة: https://vbn.aau.dk/da/publications/89c8c830-aeb3-487e-baae-f6f72c66dece
https://doi.org/10.1016/j.measurement.2024.115763
http://www.scopus.com/inward/record.url?scp=85205030757&partnerID=8YFLogxK

المؤلفون: Li, Mengting, Franek, Ondrej, Zhang, Fengchun, Wang, Zhengpeng, Fan, Wei

المصدر: Li , M , Franek , O , Zhang , F , Wang , Z & Fan , W 2023 , ' Over-the-Air Testing for Connecting Faults Diagnosis in Beamforming Antenna Arrays with Short Measurement Distance ' , IEEE Transactions on Instrumentation and Measurement , vol. 72 , 8004613 . https://doi.org/10.1109/TIM.2023.3298658

مصطلحات موضوعية: Array diagnosis, beamforming antenna array, fault detection, over-the-air (OTA) testing

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/39472b13-51b1-4c8c-ba04-bdeb3265f446
https://doi.org/10.1109/TIM.2023.3298658
https://vbn.aau.dk/ws/files/697655671/accepted_version.pdf
http://www.scopus.com/inward/record.url?scp=85168747506&partnerID=8YFLogxK

المؤلفون: Franek, Ondrej

المصدر: Franek , O 2023 , Structured and Intuitive Phasor Transmission and Scattering Equations . in Proceedings of the 2023 International Conference on Electromagnetics in Advanced Applications, ICEAA 2023 . IEEE (Institute of Electrical and Electronics Engineers) , International Conference on Electromagnetics in Advanced Applications (ICEAA) , pp. 581-583 , 2023 International Conference on Electromagnetics in Advanced Applications / IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications , Venice , Italy , 09/10/2023 . https://doi.org/10.1109/ICEAA57318.2023.10297715

مصطلحات موضوعية: Antenna theory, Radiowave propagation

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/26a01335-520f-43cf-a02d-ddede4b7cf7a
https://doi.org/10.1109/ICEAA57318.2023.10297715
https://vbn.aau.dk/ws/files/554782763/structured_openaccess.pdf
http://www.scopus.com/inward/record.url?scp=85178522050&partnerID=8YFLogxK

المؤلفون: Franek, Ondrej

المصدر: Franek , O 2023 , Electromagnetics-Based Channel Model of Reconfigurable Intelligent Surfaces . in 2023 17th European Conference on Antennas and Propagation (EuCAP) . , 10133029 , IEEE (Institute of Electrical and Electronics Engineers) , 2023 17th European Conference on Antennas and Propagation (EuCAP) , Florence , Italy , 26/03/2023 . https://doi.org/10.23919/EuCAP57121.2023.10133029

مصطلحات موضوعية: Reconfigurable intelligent surfaces, electromagnetics, propagation, /dk/atira/pure/sustainabledevelopmentgoals/industry_innovation_and_infrastructure, name=SDG 9 - Industry, Innovation, and Infrastructure, /dk/atira/pure/sustainabledevelopmentgoals/sustainable_cities_and_communities, name=SDG 11 - Sustainable Cities and Communities, /dk/atira/pure/sustainabledevelopmentgoals/affordable_and_clean_energy, name=SDG 7 - Affordable and Clean Energy, /dk/atira/pure/sustainabledevelopmentgoals/decent_work_and_economic_growth, name=SDG 8 - Decent Work and Economic Growth

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/1daa6545-9815-42d1-82db-475ee36fe20a
https://doi.org/10.23919/EuCAP57121.2023.10133029
https://vbn.aau.dk/ws/files/524115035/RIS_model_openaccess.pdf
http://www.scopus.com/inward/record.url?scp=85162207465&partnerID=8YFLogxK

المؤلفون: Hamza, Abubakar, Mei, Peng, Franek, Ondrej, Zhang, Shuai

المصدر: 2024 IEEE International Symposium on Antennas and Propagation and INC/USNC‐URSI Radio Science Meeting (AP-S/INC-USNC-URSI) ; page 1575-1576

الاتاحة: http://dx.doi.org/10.1109/ap-s/inc-usnc-ursi52054.2024.10686648
http://xplorestaging.ieee.org/ielx8/10685839/10685552/10686648.pdf?arnumber=10686648

المؤلفون: Franek, Ondřej, Jarský, Čeněk

وصف الملف: application/pdf

Relation: Acta Polytechnica; https://ojs.cvut.cz/ojs/index.php/ap/article/view/7211; Acta Polytechnica. 2021, vol. 61, no. 5, p. 617-623.; 1210-2709 (print); 1805-2363 (online); http://hdl.handle.net/10467/100585

الاتاحة: http://hdl.handle.net/10467/100585
https://doi.org/10.14311/AP.2021.61.0617

المؤلفون: Zhekov, Stanislav Stefanov, Yao, Ming, Franek, Ondrej, Zhao, Kun, Zhang, Shuai

المصدر: Zhekov , S S , Yao , M , Franek , O , Zhao , K & Zhang , S 2022 , EMF Exposure of Human Head by Handset mmWave Phased Antenna Array . in 16th European Conference on Antennas and Propagation, EuCAP 2022 . , 9769403 , IEEE (Institute of Electrical and Electronics Engineers) , 16th European Conference on Antennas and Propagation, EuCAP 2022 , Madrid , Spain , 27/03/2022 . https://doi.org/10.23919/EuCAP53622.2022.9769403

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/c9dd32b7-cc4f-4048-88fb-682e58dc673c
https://doi.org/10.23919/EuCAP53622.2022.9769403
https://vbn.aau.dk/ws/files/461958010/inc_pow_den_vbn.pdf

المؤلفون: Rob, Daniel, Smalcova, Jana, Smid, Ondrej, Kral, Ales, Kovarnik, Tomas, Zemanek, David, Kavalkova, Petra, Huptych, Michal, Komarek, Arnost, Franek, Ondrej, Havranek, Stepan, Linhart, Ales, Belohlavek, Jan

المساهمون: This study was supported by MH CZ-DRO-VFN64165, VFN: General University Hospital in Prague and the Charles University Research program “Cooperatio – Intensive Care Medicine”.

المصدر: Critical Care ; volume 26, issue 1 ; ISSN 1364-8535

الاتاحة: http://dx.doi.org/10.1186/s13054-022-04199-3
https://link.springer.com/content/pdf/10.1186/s13054-022-04199-3.pdf
https://link.springer.com/article/10.1186/s13054-022-04199-3/fulltext.html

المؤلفون: Franek, Ondřej, Jarský, Čeněk

المصدر: Environmental Research, Engineering and Management ; Vol. 77 No. 3 (2021); 66-73 ; 2029-2139 ; 1392-1649

مصطلحات موضوعية: Carbon Dioxide, Indoor Environment, Air comfort, Indoor greening, Climate Change

وصف الملف: application/pdf

Relation: https://erem.ktu.lt/index.php/erem/article/view/28928/15079; https://erem.ktu.lt/index.php/erem/article/view/28928

الاتاحة: https://erem.ktu.lt/index.php/erem/article/view/28928

المؤلفون: Kravcov , Alexander, Kosturek , Robert, Śnieżek , Lucjan, Kluczyński , Janusz, Franek , Ondřej, Morozov , Nikolaj, Maciejewski , Pawel

وصف الملف: application/pdf

Relation: Acta Polytechnica; https://ojs.cvut.cz/ojs/index.php/ap/article/view/6343; http://hdl.handle.net/10467/93804

الاتاحة: http://hdl.handle.net/10467/93804
https://doi.org/10.14311/AP.2020.60.0415

المؤلفون: Kravcov , Alexander, Franek , Ondřej, Morozov , Nikolaj, Kucewicz , Michał, Tomaszewski , Michał, Svoboda , Pavel, Baranowski , Paweł

وصف الملف: application/pdf

Relation: Acta Polytechnica; https://ojs.cvut.cz/ojs/index.php/ap/article/view/6101; http://hdl.handle.net/10467/93801

الاتاحة: http://hdl.handle.net/10467/93801
https://doi.org/10.14311/AP.2020.60.0410

المؤلفون: Tuháček , Martin, Franek , Ondřej, Svoboda , Pavel

وصف الملف: application/pdf

Relation: Acta Polytechnica; https://ojs.cvut.cz/ojs/index.php/ap/article/view/6816; http://hdl.handle.net/10467/93803

الاتاحة: http://hdl.handle.net/10467/93803
https://doi.org/10.14311/AP.2020.60.0448

المؤلفون: Franek, Ondřej, Jarský, Čeněk

المصدر: Acta Polytechnica; Vol 61 No 5 (2021); 617-623 ; Acta Polytechnica; Vol. 61 No. 5 (2021); 617-623 ; 1805-2363 ; 1210-2709

مصطلحات موضوعية: carbon dioxide, climate change, indoor greening, indoor air quality, building ventilation

وصف الملف: application/pdf

Relation: https://ojs.cvut.cz/ojs/index.php/ap/article/view/7211/6072; https://ojs.cvut.cz/ojs/index.php/ap/article/view/7211

الاتاحة: https://ojs.cvut.cz/ojs/index.php/ap/article/view/7211

المؤلفون: Wang, Zhengpeng, Zhang, Fengchun, Gao, Huaqiang, Franek, Ondrej, Pedersen, Gert Frølund, Fan, Wei

المصدر: Wang , Z , Zhang , F , Gao , H , Franek , O , Pedersen , G F & Fan , W 2021 , ' Over-the-air Array Calibration of mmWave Phased Array in Beam-steering Mode Based on Measured Complex Signals ' , I E E E Transactions on Antennas and Propagation , vol. 69 , no. 11 , 9423585 , pp. 7876-7888 . https://doi.org/10.1109/TAP.2021.3076349

مصطلحات موضوعية: Antenna arrays, Antenna feeds, Antenna measurements, Calibration, Over-the-air test, Phase measurement, Phased arrays, Probes, antenna-in-package (AiP), array calibration, beam-steering, in-situ antenna measurement, millimeter-wave phased array

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/f417f7e9-3d15-43bd-a991-a13768baff69
https://doi.org/10.1109/TAP.2021.3076349
https://vbn.aau.dk/ws/files/409232776/accepted.pdf
http://www.scopus.com/inward/record.url?scp=85105872719&partnerID=8YFLogxK

المؤلفون: Zhekov, Stanislav Stefanov, Zhao, Kun, Franek, Ondrej, Zhang, Shuai

المصدر: Zhekov , S S , Zhao , K , Franek , O & Zhang , S 2021 , ' Test Reduction for Power Density Emitted by Handset mmWave Antenna Arrays ' , IEEE Access , vol. 9 , 9337880 , pp. 23127-23138 . https://doi.org/10.1109/ACCESS.2021.3055420

مصطلحات موضوعية: Antenna array, Antenna arrays, Antenna measurements, Density measurement, Dipole antennas, Phased arrays, Power system measurements, Telephone sets, decoupling, dipole, exposed volume, handset, mmWave, patch, power density, test reduction

وصف الملف: application/pdf

الاتاحة: https://vbn.aau.dk/da/publications/0090fccd-dc6c-4d9b-9760-26aa53e7a719
https://doi.org/10.1109/ACCESS.2021.3055420
https://vbn.aau.dk/ws/files/433540480/Test_Reduction_for_Power_Density_Emitted_by_Handset_mmWave_Antenna_Arrays.pdf
https://vbn.aau.dk/ws/files/402935138/Power_density_VBN.pdf
http://www.scopus.com/inward/record.url?scp=85100474273&partnerID=8YFLogxK