Search results for: antennas for 5g
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Topic 1: Transformations / Spatial form design, scale 1:1
e-Learning CoursesBrief description: The subject matter of the spatial form design classes is transformation. First, a black square becomes a flat graphic composition, which is then converted to color. The final stage of the transformation process is a spatial object, which is by assumption devoid of any utilitarian functions. Course content / classes schedule: 1. Graphic. The task is to create an achromatic flat composition in the contrast...
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Multi-channel radio-over-fiber communication systems through modulation instability phenomenon
PublicationRecent advancements in Radio-over-Fiber (RoF) technology have positioned it as a promising solution for highcapacity wireless communications. This paper explores novel applications of RoF systems in enhancing phased array antenna (PAA) performance for multi-channel wireless communication applications through the modulation instability (MI) phenomenon. Utilizing fibers experiencing MI with varying group velocity dispersions (β2)...
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Optimization of the Hardware Layer for IoT Systems using a Trust Region Method with Adaptive Forward Finite Differences
PublicationTrust-region (TR) algorithms represent a popular class of local optimization methods. Owing to straightforward setup and low computational cost, TR routines based on linear models determined using forward finite differences (FD) are often utilized for performance tuning of microwave and antenna components incorporated within the Internet of Things systems. Despite usefulness for design of complex structures, performance of TR methods...
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Exploring the Beam Squint Effects on Reflectarray Perfromance: A Comprehensive Analysis of the Specular and Scattered Reflection of the Unit Cell
PublicationIn this article, the phenomena of beam deviation in reflectarray is discussed. The radiation pattern of the unit cell, which plays a vital role in shaping the beam of the reflectarray, is analyzed by considering undesired specular and scattered reflections. These unwanted reflections adversely affect the pattern of the single unit cell, thereby reducing the overall performance of the reflectarray. To conduct our investigations,...
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Szyk planarny anten mikropaskowych z przeznaczeniem do radaru dopplerowskiego
Publicationw pracy opisano konstrukcję oraz wyniki pomiarów szyku 4 anten mikropaskowych w postaci macierzy 2x2 na częstotliwość 10 ghz, z przeznaczeniem do pracy w układzie radaru dopplerowskiego. pojedynczym promiennikiem w omawianym szyku jest antena mikropaskowa, zasilana przez sprzężenie elektromagnetyczne realizowane przez szczelinę we wspólnym ekranie. wykorzystanie szyku w układzie radaru dopplera stwarza wymagania w stosunku do charakterystyk...
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[ITiT] Transmission Channel in Radio Communication Systems - 2023/2024
e-Learning Courses{mlang pl} Dyscyplina: informatyka techniczna i telekomunikacja Zajęcia fakultatywne dla doktorantów II roku Prowadzący: dr hab. inż. Sławomir Ambroziak, prof. PG Liczba godzin: 15 Forma zajęć: wykład {mlang} {mlang en} Discipline: technical informatics and telecommunications Elective course for 2nd-year PhD students Academic teachers: dr hab. inż. Sławomir Ambroziak, prof. PG Total hours of training: 15 teaching hours Course...
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[ITiT] Transmission Channel in Radio Communication Systems
e-Learning Courses{mlang pl} Dyscyplina: informatyka techniczna i telekomunikacja Zajęcia fakultatywne dla doktorantów II roku Prowadzący: dr hab. inż. Sławomir Ambroziak, prof. PG Liczba godzin: 15 Forma zajęć: wykład {mlang} {mlang en} Discipline: technical informatics and telecommunications Elective course for 2nd-year PhD students Academic teachers: dr hab. inż. Sławomir Ambroziak, prof. PG Total hours of training: 15 teaching hours Course...
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Spatio-temporal filtering for determination of common mode error in regional GNSS networks
PublicationThe spatial correlation between different stations for individual components in the regional GNSS networks seems to be significant. The mismodelling in satellite orbits, the Earth orientation parameters (EOP), largescale atmospheric effects or satellite antenna phase centre corrections can all cause the regionally correlated errors. This kind of GPS time series errors are referred to as common mode errors (CMEs). They are usually...
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Optimization-Based High-Frequency Circuit Miniaturization through Implicit and Explicit Constraint Handling: Recent Advances
PublicationMiniaturization trends in high-frequency electronics have led to accommodation challenges in the integration of the corresponding components. Size reduction thereof has become a practical necessity. At the same time, the increasing performance demands imposed on electronic systems remain in conflict with component miniaturization. On the practical side, the challenges related to handling design constraints are aggravated by the...
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Galerkin Finite Element Process for Entropy Production and Thermal Evaluation of Third-Grade Fluid Flow: A Thermal Case Study
Publication: A fluid’s moving class improves its heat transmission capability, as well as its rigidity, owing to multivariate molecule suspension. In this way, nanofluids are superior to common fluids. In this study, we evaluated the features of ease and heat transfer. Furthermore, we investigated permeable media, heat source, variable heat conductivity, and warm irradiation results. A mathematical technique known as the Galerkin finite element...
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Photosensitization of TiO2 and SnO2 by Artificial Self-Assembling Mimics of the Natural Chlorosomal Bacteriochlorophylls
PublicationOf all known photosynthetic organisms, the green sulfur bacteria are able to survive under the lowest illumination conditions due to highly efficient photon management and exciton transport enabled by their special organelles, the chlorosomes, which consist mainly of self-assembled bacteriochlorophyll c, d, or e molecules. A challenging task is to mimic the principle of self-assembling chromophores in artificial light-harvesting...
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Alicja Dereniowska, WCH, BT+TCH+KOR+CH, II st, 2 sem, 22/23z
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Robert Piotrowski mgr inż.
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Przemysław Kwapisiewicz mgr inż.
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Zastosowanie georadaru do badań muru ceglanego
PublicationPostęp technologiczny w dziedzinie diagnostyki konstrukcji badaniami nieniszczącymi NDT (z ang. nondestructive testing) pozwala na coraz dokładniejsze określenie stanu technicznego danej konstrukcji. Jedną z tego rodzaju technik jest metoda georadarowa należąca do grupy metod elektromagnetycznych. Wykorzystuje ona zjawisko odbicia fali elektromagnetycznej na granicy ośrodków o różnych właściwościach elektrycznych. Metoda znalazła...
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E. Bieńkowska WCH (BT+CH+KOR+TCH+ INŻ MAT), I st, 4sem 2022/23 L
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The thermoluminescence glow curve and the deconvoluted glow peak characteristics of erbium doped silica fiber exposed to 70–130 kVp x-rays
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Technika bezprzewodowa w automatyce - 2021/2022
e-Learning CoursesCel przedmiotu:Poznanie budowy i działania łącza radiowego i jego głównych zastosowań w automatyce Treść przedmiotu: 1. Wprowadzenie do łączności bezprzewodowej, funkcje części nadawczej i odbiorczej, schemat funkcjonalny łącza radiowego, skrótowy zapis fali radiowej 2. Podstawowe zależności energetyczne w części bezprzewodowej łącza radiowego, powierzchniowa gęstość mocy, natężenie pole elektrycznego 3. Nadajnik radiowy, układ...
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Lara Kalenik, WCH, (BT+CH+KOR+TCH+ZTM + INŻ MAT), I st, 4 sem, 20/21l
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Ewa Bieńkowska WCH (BT+CH+KOR+TCH+ INŻ MAT), I st, 6 sem, 2023/24 L
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Janina Badocha, WCH , (BT+CH+KOR+TCH+ZTM + INŻ MAT), I st, 6 sem, 2022/23 l
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Janina Badocha, WCH, (BT+CH+KOR+TCH+ZTM + INŻ MAT), I st, 4 sem, 2021/22 z
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Zastosowanie metody georadarowej do badań konstrukcji żelbetowych
PublicationW pracy przedstawiono zastosowanie metody georadarowej do diagnostyki konstrukcji żelbetowych. Metoda GPR (z ang. ground penetrating radar) należy do grupy badań nieniszczących NDT (z ang. nondestructive testing). Jest ona powszechnie stosowana m. in. w archeologii, geologii i budownictwie. Dzięki tej metodzie możliwa jest identyfikacja warstw geologicznych, podziemnej infrastruktury a także zbrojenia i potencjalnych uszkodzeń...
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A global atmospheric electricity monitoring network for climate and geophysical research
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Janina Badocha, WCH 3 (BT+CH+KOR+TCH+ZTM + INŻ MAT), I st, 3 sem, 2022/23 z
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Janina Badocha, WCH 5, (BT+CH+KOR+TCH+ZTM + INŻ MAT), I st, 5 sem, 2022/23 z
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Ewa Bieńkowska E. Bieńkowska WCH (BT+CH+KOR+TCH+ INŻ MAT), I st, 5 sem, 2023/24 Z
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Climatology of Transient Luminous Events and Lightning Observed Above Europe and the Mediterranean Sea
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Marek Czachor prof. dr hab.
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A systematic approach to understand hydrogeochemical dynamics in large river systems: Development and application to the River Ganges (Ganga) in India
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Danuta Zalewska, ZiE, ID, I st, 4 sem, 23/24l, Fr 11:15
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Danuta Zalewska, ZiE, ZI I st, 2 sem, 23/24, fr 7:30 Upper Int
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Glossary on atmospheric electricity and its effects on biology
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Evaluation of the BNT162b2 Covid-19 Vaccine in Children 5 to 11 Years of Age
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SUSTRONICS Sustainable and green electronics for circular economy
ProjectsProject realized in Department of Microwave and Antenna Engineering
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SUSTRONICS Sustainable and green electronics for circular economy
ProjectsProject realized in Department of Microwave and Antenna Engineering
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SECREDAS Cyber Security for Cross Domain Reliable Dependable Automated Systems
ProjectsProject realized in Department of Microwave and Antenna Engineering according to 783119 — SECREDAS agreement from 2018-05-18
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Blood pressure and low-density lipoprotein-cholesterol lowering for prevention of strokes and cognitive decline
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Blood pressure and LDL-cholesterol targets for prevention of recurrent strokes and cognitive decline in the hypertensive patient
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Continuation of the ESH-CHL-SHOT trial after publication of the SPRINT
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Modeling SARS‐CoV‐2 proteins in the CASP‐commons experiment
PublicationCritical Assessment of Structure Prediction (CASP) is an organization aimed at advancing the state of the art in computing protein structure from sequence. In the spring of 2020, CASP launched a community project to compute the structures of the most structurally challenging proteins coded for in the SARS-CoV-2 genome. Forty-seven research groups submitted over 3000 three-dimensional models and 700 sets of accuracy estimates on...
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10Kin1day: A bottom-up neuroimaging initiative
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Considerations and consequences of allowing DNA sequence data as types of fungal taxa
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Physiological parameters for Prognosis in Abdominal Sepsis (PIPAS) Study: a WSES observational study
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Two years later: Is the SARS-CoV-2 pandemic still having an impact on emergency surgery? An international cross-sectional survey among WSES members
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Correction to: Two years later: Is the SARS-CoV-2 pandemic still having an impact on emergency surgery? An international cross-sectional survey among WSES members
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Surgical site infection after gastrointestinal surgery in high-income, middle-income, and low-income countries: a prospective, international, multicentre cohort study
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Handling of the Covid-19 Pandemic and Its Effects on Bariatric Surgical Practice: Analysis of GENEVA Study Database
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Global wealth disparities drive adherence to COVID-safe pathways in head and neck cancer surgery
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Infected pancreatic necrosis: outcomes and clinical predictors of mortality. A post hoc analysis of the MANCTRA-1 international study
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