Results 31 to 40 of about 16,742 (248)
Cross-Configuration Substrate Integrated Waveguide Beamforming Network for 1D and 2D Beam Patterns
IEEE Access, 2019 This paper presents the simulated and measured results of a dual-layer substrate integrated waveguide (SIW) beamforming network utilizing an 8 × 8 cross-configuration Butler matrix over a frequency range of 28.5 to 31.5 GHz. By arranging the input
Chad Bartlett, Jens Bornemann
doaj +1 more source
Designs of Textile Antenna Arrays for Smart Clothing Applications
AUTEX Research Journal, 2018 In this work, three designs of textile antennas, namely, a rectangular microstrip patch antenna, annular slot antenna, and planar inverted-F antenna (PIFA), operating in the 2.45 GHz WLAN band were developed for smart clothing applications.
Chin Kuo-Sheng +3 more
doaj +1 more source
IEEE Access, 2019 This paper applies time modulation to deal with the design of dual-band antenna arrays in a circular geometry using a micro-strip-fed slot antenna as an element in the frequencies of 2.4 and 5.5 GHz.
Zenon Medina +3 more
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A Continuous Beam Steering Slotted Waveguide Antenna Using Rotating Dielectric Slabs
, 2018 The design, simulation and measurement of a beam steerable slotted waveguide antenna operating in X band are presented. The proposed beam steerable antenna consists of a standard rectangular waveguide (RWG) section with longitudinal slots in the broad ...
Ghasemi, Amirhossein +1 more
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MULTIELEMENT SYSTEMS OF CIRCUMFERENTIAL SLOTS ON A COAXIAL LINE SCREEN
Radio Physics and Radio Astronomy, 2017 Purpose: The electrodynamic characteristics of circumferential slot arrays on a coaxial line shield and the ways of their control by changing the feeder, array geometrical parameters and electrophysical parameters of internal and external spaces are ...
V. A. Katrich +2 more
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Magneto-Electric Dipole Antenna Arrays [PDF]
, 2014 A planar magneto-electric (ME) dipole antenna array is proposed and demonstrated by both full-wave analysis and experiments. The proposed structure leverages the infinite wavelength propagation characteristic of composite right/left-handed (CRLH ...
Caloz, Christophe +2 more
core +3 more sources
Active Electrically Small Antenna Based on Superconducting Quantum Array
, 2012 We introduce Superconductive Quantum Arrays (SQAs) and propose to use these structures as active Electrically Small Antennas (ESA). Several prototypes of the active ESA were fabricated using Nb process with critical current density 4.5 kA/cm2 and ...
Klenov, Nikolay V. +4 more
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Joint Control of Radiated and Surface Waves via Space‐Time Coding Metasurfaces
Advanced Functional Materials, EarlyView.A unified space‐time coding metasurface platform enables simultaneous control of radiated and surface‐confined waves across multiple harmonics. Demonstrated functionalities include multi‐frequency beam shaping; surface‐wave excitation, and hybrid multiplexing.
Zihao Dai +6 more
wiley +1 more source
Gapwaveguide Automotive Imaging Radar Antenna With Launcher in Package Technology
IEEE Access, 2023 A 77 GHz gapwaveguide radar antenna system with launcher-in-package (LiP) technology is presented in this paper for automotive imaging applications. Firstly, state-of-the-art LiP technology integrated with radar transceivers is proposed. The transceivers
Qiannan Ren +7 more
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Microstrip Patch Antennas Fed by Substrate Integrated Waveguide [PDF]
, 2013 Dizertační práce je zaměřena na výzkum mikropáskových flíčkových antén a anténních řad napájených vlnovodem integrovaným do substrátu (SIW). Využitím vlnovodu integrovaného do substrátu pro napájení mikropáskové flíčkové antény dochází ke kombinaci ...
Mikulášek, Tomáš
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