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Fluidic Stub-Loaded Patch Antenna for Frequency-Tunable Polarization ReconfigurationMarch 2 2021 Aditya Singh and Carlos E. Harvester of the future Crossword Clue answer - GameAnswer. Saavedra present a fluidic method for a frequency-tunable, polarization-reconfigurable microstrip patch antenna employing fluidically-tuned stubs. By using aperture-fed stacked-curls, the proposed antenna can attain broad axial ratio bandwidths in both K-and Ka-bands through a single port. This makes the proposed solution particularly suitable for cognitive radio systems.
The proposed TCDA is one of the first foldable, low-profile, and low-scanning ultra-wideband arrays in the literature. If you search similar clues or any other that appereared in a newspaper or crossword apps, you can easily find its possible answers by typing the clue in the search box: If any other request, please refer to our contact page and write your comment or simply hit the reply button below this topic. Firstly, by integrating the parasitic elements to traditional dipoles, new resonant modes are introduced to realize broadband function, which can be controlled flexibly. They demonstrate theoretically and experimentally their ability to carry broadband radio signals over practical communication distances underwater. Low-Profile Two-Port MIMO Terminal Antenna for Low LTE Bands with Wideband Multimodal ExcitationJuly 21 2020Characteristic mode analysis (CMA) had been used to design efficient two-port MIMO terminal antennas for frequency bands under 1 GHz, but they are relatively narrowband. Crossword solver harvest 4 letters. Detection of Failures in Antenna Arrays Through a Lebesgue-Space ApproachJune 8 2022 Valentina Schenone, Alessandro Fedeli, Claudio Estatico, Matteo Pastorino and Andrea Randazzo present a novel antenna array diagnostic approach. Harvesting ambient RF and thermal energy has great potential since both sources are available continuously throughout the day. This is the first paper that reviews bio-magnetic field sensing and related technologies. Based on the proposed antenna, future e-textile wearable devices can be wirelessly powered in both the near- and far-field using a shared-aperture antenna, enabling different charging currents and ranges of operation for maximum versatility.
Screen-Printed Fabric Antennas for Wearable ApplicationsApril 5 2021 Umar Hasni, McKenzie E. Piper, Jonathan Lundquist, and Erdem Topsakal present two antennas for wearable applications, including the development of new antennas on fabric substrates for communication with in-body and outside the body sensors. Large Horizontal Near-field Scanner based on a Non-tethered Unmanned Aerial VehicleMay 9 2022 Lorenzo Ciorba, Giuseppe Virone, Fabio Paonessa, Marco Righero, Eloy De Lera Acedo, Stefania Matteoli, Edgar Colin Beltran, Pietro Bolli, Giorgio Giordanengo, Giuseppe Vecchi, Alessio Magro, Riccardo Chiello, Oscar A. Peverini and Giuseppe Addamo present a large near-field horizontal scanner that provides both magnitude and phase. Extensive numerical investigations are performed for the variations of the ISCS and their physical bounds with respect to the geometrical and physical characteristics of the layered medium. Bygone theater chain Crossword Clue NYT. The aim of the proposed technique is to retrieve the geometric and dielectric properties of the neck towards identifying the possible presence of tumors, starting from scattered electric field data. A Non Iterative Crosswords Inspired Approach to the Recovery of 2D Discrete Signals from Phaseless Fourier Transform DataFebruary 16 2021 Giada M. Battaglia, Roberta Palmeri, Andrea F. Morabito, Pasquale Giuseppe Nicolaci and Tommaso Isernia propose an innovative approach to the phase retrieval of 2-D discrete complex signals. Next-generation wearables and implants are seamlessly providing round-the-clock monitoring. What does harvester mean. The antenna array is designed for operation on a small unmanned aircraft system with an ultra-wideband (UWB) radar for remote sensing of soil moisture and snow. A Study of Wearable Wireless Power Transfer Systems on the Human BodyDecember 9 2020 Juan Barreto, Gianfranco Perez, Abdul-Sattar Kaddour and Stavros V. Georgakopoulos perform a study to evaluate the performance of wearable Wireless Power Transfer (WPT) systems on various parts of the human body. Name of either brother in a classic Nickelodeon sitcom Crossword Clue NYT.
Moreover, the optimization method can maximize BCE with consideration of the polarization direction of the receiving antenna. Efficient Analysis of Electromagnetic Scattering in Post-Wall Waveguides and Its Application to Optimization of Millimeter Wave FiltersAugust 12 2020 Arkadi Akopian, Guga Burduli, Vakhtang Jandieri, Hiroshi Maeda, Wonbin Hong, Ahmed Abdelmottaleb Omar, Kiyotoshi Yasumoto, Douglas H. Werner, and Daniel Erni analyse functional post-wall waveguides and waveguide based compact passive circuits that are formed by introducing additional metallic or dielectric posts inside the post-wall waveguide. Wideband reflectarrays are reviewed and categorized according to four wideband phase tuning mechanisms. Terahertz Antenna Array based on a Hybrid Perovskite StructureAugust 28 2020 Abdoalbaset Abohmra, Hassan Abbas, Muath Al-Hasan, Ismail Ben Mabrouk, Akram Alomainy, Muhammad A. Imran and Qammer H. Abbasi propose a novel terahertz (THz) antenna array design comprising a layered structure of a perovskite material, which enhances the radiation characteristics of an antenna overlaid on a conventional metallic antenna element. Harvest crossword clue answer. Prototypes are fabricated and measurements confirm the benefits observed during the design phase. The antenna interface includes integrated coaxial feed lines within the antenna element structure and contact pads on the PCB. Embedded Propagation Graph Model for Reflection and Scattering and Its Millimeter-Wave Measurement-Based EvaluationJanuary 13 2021Propagation graph (PG) is a stochastic channel simulation method for scattering propagation. Each array element has one feeding port only. Enabling High-Fidelity Ultra-Wideband Radio Channel Emulation: Band-Stitching and Digital Predistortion ConceptsAugust 11, 2022 Yilin Ji and Wei Fan revisit the conventional calibration method for the band-stitching for ultra-wideband channel emulation. Microwave Tomography with LSTM-Based Processing of the Scattered FieldFebruary 4 2021 Alessandro Fedeli enhances a multifrequency tomographic approach in nonconstant-exponent Lebesgue spaces by a preliminary step that processes the measured scattered field with a neural network based on long short-term memory cells. To address this gap, Merve Kacar, Thomas M. Weller and Gokhan Mumcu demonstrate a wideband patch antenna that is integrated with a polarization selection switch. Additionally, the reported indirect method is generic and can be used for any type of MIW structure and any order of coupling. We hope this is what you were looking for to help progress with the crossword or puzzle you're struggling with!
The proposed finline design aims to provide a low-complexity and low-loss transmission line, which is applied to the Butler matrix design. The Periodic MLWA With Non-Uniform Aspect Ratios Based on Trapezoid DSPSL With Back-Firing to End-Firing Beam-Scanning CapacityJan 15 2020 As a classical planar antenna, the microstrip leaky wave antenna (MLWA) has attracted extensive research attention since being introduced in 1979. Applying this technique reduces the error in the grain bin system without any additional hardware cost. Ghada Elzwawi, Arun Kesavan, Rabeia Alwahishi, and Tayeb Denidni present a new corner-reflector antenna with a tunable gain based on active frequency selective surfaces (AFSSs), comprising a radiation source and three AFSS screens of different sizes. 25a Big little role in the Marvel Universe.
When they do, please return to this page. The proposed method opens a new avenue for reconfigurable reflectarray elements that can be further reduced in scale, customized, and parallelized to satisfy the requirements of fast-evolving applied electromagnetics, particularly antennas and sensors. The antenna system is prototyped and measured. Low-cost antennas and components for mmWave power harvesting, such as high efficiency scalable rectifiers on polymers and high radiation efficiency antennas on textiles, are reviewed. Country bordering Oman, for short Crossword Clue NYT. Semi-Resistive Approach for Tightly Coupled Dipole Array Bandwidth EnhancementDecember 25 2020 Maxence Carvalho, Alexander D. Johnson, Elias A. Alwan and John L. Volakis present a new approach to enhance the bandwidth of Tightly Coupled Dipole Arrays (TCDA). You can narrow down the possible answers by specifying the number of letters it contains. Some applications also require beam steering for detection purposes. Meshed High-Impedance Matching Network-Free Rectenna Optimized for Additive ManufacturingNovember 12 2020 Mahmoud Wagih, Alex S. Weddell and Steve Beeby present a novel scalable high-impedance optically-transparent antenna fabricated using a low-cost off-the-shelf dispenser printer on a lossy substrate for energy harvesting applications. Resource Optimization Framework for Physical Layer Security of Dual-hop Multi-carrier Decode and Forward Relay NetworksMay 7 2021Marryam Nawaz, Wali Ullah Khan, Zain Ali, Asim Ihsan, Omer Waqar and Guftaar Ahmad Sardar Sidhu propose a joint resource optimization framework for the Physical Layer Security of dual-hop decode and forward relay network with and without cooperative jamming.
Calculated impedances are compared to full-wave electromagnetic models, demonstrating high accuracy predictions from broadside to near 90° in each scan plane. Dimension and sampling of the near-field and its intensity over curvesApril 12 2022 Giovanni Leone, Raffaele Moretta and Rocco Pierri address the question of efficiently sampling the near field and its intensity over an arbitrary curved line. A Dual mode, Thin and Wideband MIMO Antenna System for Seamless Integration on UAVSeptember 23 2021 Zubair Akhter, Rana M. Bilal and Atif Shamim present a dual band design that addresses all the key requirements for a UAV antenna. A Wideband Circularly Polarized Microstrip Antenna With Multiple ModesJuly 16 2020 Lei Wang and Yun-Fei En propose a new compact wideband circularly polarized (CP) antenna consisting of a CP square-loop with sequential phase (SP) characteristics, four strip-lines as driven elements, four L-shaped patches with I-slots and four I-shaped patches as parasitic elements.
27% average errors for the real and imaginary parts of the impedances, as compared with the full-wave simulator, while the computational time was reduced by more than two orders of magnitude. Protests, in a way Crossword Clue NYT. Numerical simulations and experimental testing yield promising results, which may be considered a preliminary step towards the realization of a clinical imaging prototype. Oklahoma city named for a character in a Tennyson poem Crossword Clue NYT. Common stain on a baseball uniform Crossword Clue NYT. Origami AntennasOctober 19 2021 Stavros V. Georgakopoulos, Constantinos L. Zekios, Abdul Sattar-Kaddour, Muhammad Hamza, Akash Biswas, Brooklyn Clark, Collin Ynchausti, Larry L. Howell, Spencer P. Magleby, and Robert J. Lang present emerging research on foldable and physically reconfigurable antennas. An Accurate Equivalent Circuit Model of Metasurface-Based Wireless Power Transfer SystemsOctober 1 2020 Danilo Brizi, Nunzia Fontana, Sami Barmada and Agostino Monorchio introduce a general analytical procedure to unambiguously characterize a metasurface through its lumped circuital equivalent in resonant inductive Wireless Power Transfer (WPT) applications.
A Method for Tailoring the Gain Pattern of a Single Antenna ElementMarch 19 2021 Riku Kormilainen, Anu Lehtovuori and Ville Viikari propose a novel method to tailor the radiation pattern of an antenna element, such as a single element of an array, by maximizing its partial radiation efficiency in the desired angular space. The sensor provides a new perspective for the development of SHM systems and it possesses obvious advantages compared to traditional methods. The new design achieves the integration of a semi-resistive Frequency Selective Surface network (FSS) composed of a non-resistive low-pass FSS and two resistive band-stop FSS. Double-Layer 45∘ Linearly Polarized Wideband and Highly Efficient Transmitarray AntennaDecember 22 2020 Mingbo Cai, Zehong Yan, Fang-Fang Fan, Shu-Yang Yang and Xi Li present a double-layer 45° linearly polarized wideband and highly efficient transmitarray antenna (TA).
The proposed methods, and qualitative characterization of the EM origami design landscape, are applicable for RF devices other than FSSs and can also be adapted and expanded to include additional multiphysics applications. The NY Times Crossword Puzzle is a classic US puzzle game. Know another solution for crossword clues containing Reaper? The designed antenna has much advantages, such as low cost, wider band, compact and simple structure along with explicit application scenarios.
The operating bandwidths and isolation values offered by the proposed S-band antenna and array systems can support new datalink possibilities for beam steering and future low-cost IBFD wireless networks by simple antenna fabrication. Superman's birth name Crossword Clue NYT. An example of 4×4 dual-polarized wideband microstrip array with a TMS is proposed to verify the decoupling method. Scattering by perfectly conducting cylindrical targets hidden below a multilayered mediumFebruary 18 2021 Christina Ponti presents an approach to solve the scattered field by perfectly conducting cylinders with circular cross-section, placed below a multi-layered medium, under illumination by a line source. In contrast to the conventional calibration and imaging process, which usually requires two datasets, this work proposes a novel calibration and imaging technique based on a single dataset. Co-designed 3+3 Port Dual-Band Broadside Tri-Modal Patch AntennaJune 21 2021 Chi-Yuk Chiu, Buon Kiong Lau and Ross Murch propose a co-designed (3+3)-port antenna for dual-band operation that requires no feeding or decoupling network. In contrast to the systems existing in the literature, the antennas composing the MIMO array are positioned on an arc around the stage and a vertical displacement system is used to synthesize a 2D radiating aperture. Computing pioneer Lovelace Crossword Clue NYT. A physical-layer compression scheme is adopted which significantly simplifies the data acquisition while the quasi-random sampling of the scene information eliminates the need for conventional raster-scan based modalities. This study can be helpful to serve as a reference to accomplish a complete and accurate analysis on the electromagnetic safety of similar devices and, further, to undertake suitable containment measures to reduce exposition. The proposed approach analyzes and compares key design aspects, including multi-polarization, multi-port, multi-band, omnidirectional, quasi-isotropic, and non-quasi-isotropic pattern options, over the same antenna size defined by the enclosing sphere radius. Stochastic Channel Parameters for Train-to-Train CommunicationsJuly 5 2021The profound knowledge of radio wave propagation is essential for the design and test of wireless communication systems especiallyin demanding environments and for mobile transmitters and receivers.
It is the only place you need if you stuck with difficult level in NYT Crossword game. Simulation and experimental results demonstrate the potential and challenges for successful detection and differentiation of the stroke targets. They might tie the room together Crossword Clue NYT. Antenna Design using a GAN-based Synthetic Data Generation ApproachApril 27 2022 Oameed Noakoasteen, Jayakrishnan Vijayamohanan, Arjun Gupta and Christos Christodoulou propose the use of GANs as learned, data-driven knowledge database that can be queried for rapid synthesis of suitable antenna designs given a desired response. The use of the proposed phase-shifting mechanism makes the antenna suitable for applications where the operating frequency is relatively close to the self-resonance frequency of the varactor. All measured results closely follow those of simulated ones, thus validating the design approach and applications. Measured scan angle coverage for the dominant mode and the higher order modes are found to be better than ±40° and ±30°, respectively. Forward and Inverse Scattering of Metallic Objects through Focused Bessel-shaped FieldsJuly 5 2022 Santi C. Pavone, Gino Sorbello and Loreto Di Donato address both forward and inverse electromagnetic scattering of metallic objects by focused Bessel-shaped incident field. The Author of this puzzle is Kathy Bloomer.
A New Arraying Technique for Band-Switchable and Polarization-Reconfigurable Antenna Arrays with Wide BandwidthAugust 25 2022 Junyi Huang, Mahmoud Shirazi and Xun Gong propose a novel arraying technique for polarization-reconfigurable array applications. Optimisation by SEO Sheffield. Differentially-Fed Aperture-Coupled Magneto-Electric Dipole Antenna With Continuously Variable BeamwidthApr 14 2020 Pattern reconfigurable antennas have been extensively used in wireless communication systems during the past few decades, for their high security, interference suppression, and large coverage area. 5 GHz (the relative bandwidth ~31. A detailed discussion on state-of-the-art designs and current technical challenges is performed, and the ways forward for the future are suggested. Gridiron gains: Abbr. This performance improvement is achieved with a smaller aspect ratio making it an ideal candidate for closely packed arrays.