Results 11 to 20 of about 1,112,681 (393)
VHF/UHF Wideband Slim Monopole Antenna with Distributed Matching Structures
International Journal of Antennas and Propagation, 2022 This paper presents a wideband monopole antenna with distributed matching structures operating on VHF/UHF bands. The antenna consists of a slim rectangular metal strip with a T-type slot etched on the upper half, two rectangular slots on the lower half ...
Dongjie Qin, Baohua Sun
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Topological bulk solitons in a nonlinear photonic Chern insulator
Communications Physics, 2022 The combination of nonlinearity and topology has recently attracted significant attention in the field of optical physics. This work considers a photonic Chern insulator in the nonlinear regime and explores the properties of topological bulk solitons ...
Rujiang Li +8 more
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Textile UWB antennas for wireless body area networks [PDF]
, 2006 A new ultrawideband (UWB) textile antenna designed for UWB wireless body area network (WBAN) applications is presented. Unlike previous textile antennas, these antennas offer a direct integration into clothing due to a very small thickness (0.5 mm) and ...
Klemm, M, Troester, G
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Parallel-Interference-Cancellation-Assisted Decision-Directed Channel Estimation for OFDM Systems using Multiple Transmit Antennas [PDF]
, 2005 The number of transmit antennas that can be employed in the context of least-squares (LS) channel estimation contrived for orthogonal frequency division multiplexing (OFDM) systems employing multiple transmit antennas is limited by the ratio of the ...
Hanzo, L., Munster, M.
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Binary phase-controlled multi-beam-switching antenna array for reconfigurable 5G applications
EURASIP Journal on Wireless Communications and Networking, 2019 The paper presents a two-phase state based multi-beam-switching scheme implemented on a custom-designed 4 × 4 antenna array operating with a bandwidth of 1.5 GHz around 14 GHz.
Vedaprabhu Basavarajappa +3 more
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Broadband and Low-Profile Penta-Polarization Reconfigurable Metamaterial Antenna
IEEE Access, 2020 In this paper, a penta-polarization reconfigurable antenna with mushroom-type metamaterial loading is proposed, which can operate in x-direction linear polarization (x-LP), y-LP, 45°-LP, left-hand circular polarization (LHCP) and right-hand ...
Peng Liu +4 more
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Quasi-optics-inspired low-profile endfire antenna element
EURASIP Journal on Wireless Communications and Networking, 2019 In this paper, the design, operational principle and experimental validation of an endfire antenna element that is inspired by the energy-focusing characteristics of graded-index optical fibre are presented.
Vedaprabhu Basavarajappa +3 more
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IEEE Microwave Magazine, 2006 The development of the broadband antenna for ultrawideband (UWB) applications such as communications, imaging, radar, and localization is discussed. UWB systems are based on transmitting and receiving impulses with extremely wide spectra. As the antennas for UWB should have broad operating bandwidths for impedance matching and high-gain radiation in ...
Cheng, Zhi Ning +5 more
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Sensors, 2023 In the ever-evolving landscape of modern wireless communication systems, the escalating demand for seamless connectivity has propelled the imperative for avant garde, versatile, and high-performance antennas to unprecedented heights [...]
Naser Ojaroudi Parchin +2 more
openaire +4 more sources
Micromachines, 2020 The field of flexible antennas is witnessing an exponential growth due to the demand for wearable devices, Internet of Things (IoT) framework, point of care devices, personalized medicine platform, 5G technology, wireless sensor networks, and ...
S. Kirtania +6 more
semanticscholar +1 more source