Results 1 to 10 of about 22,238 (211)

Energy Recovery From Microstrip Passive Circuits

open access: yesIEEE Access, 2016
In this paper, the energy recovery in microstrip passive circuits from the power losses into heat is studied. For this purpose, a thermoelectric generator (TEG) based on the Seebeck effect principle is used, which converts part of the power dissipated ...
Miguel A. Sanchez-Soriano   +3 more
doaj   +4 more sources

Performance Improvement of Substrate Integrated Cavity Fed Dipole Array Antenna Using ENZ Metamaterial for 5G Applications

open access: yesSensors, 2021
This paper exhibits a high-gain, low-profile dipole antenna array (DAA) for 5G applications. The dipole element has a semi-triangular shape to realize a simple input impedance regime. To reduce the overall antenna size, a substrate integrated cavity (SIC)
Shaza El-Nady   +3 more
doaj   +1 more source

A novel Multi-permittivity Cylindrical Dielectric Resonator Antenna for Wideband Applications [PDF]

open access: yes, 2014
In this paper, a novel multi-permittivity cylindrical dielectric resonator antenna for wideband application is presented. The multi-permittivity cylinder is formed by combining two different permittivity material sectors in such a way that each sector ...
Abdullah, M. Z.   +6 more
core   +6 more sources

Wi-Fi Access Point Design Concept Targeting Indoor Positioning for Smartphones and IoT

open access: yesSensors, 2022
Indoor positioning systems (IPS) have been regarded as essential for many applications, particularly for smartphones, during the past decade. With the internet of things (IoT), and especially device-to-device (D2D) cases, the client is supposed to have a
Mohamed S. El-Gendy   +2 more
doaj   +1 more source

Applying Characteristic Mode Analysis to Systematically Design of 5G Logarithmic Spiral MIMO Patch Antenna

open access: yesIEEE Access, 2021
The Theory of Characteristic Modes (TCM) provides a natural and systematic approach for designing Multiple-Input Multiple-Output (MIMO) antennas with high efficiency and uncorrelated antenna patterns.
Ahmed Abdelaziz   +2 more
doaj   +1 more source

A single‐layered balanced filtering crossover with high selectivity based on square patch resonator

open access: yesIET Microwaves, Antennas & Propagation, 2023
A new design of single‐layered balanced filtering crossover with high selectivity based on square patch resonator is proposed. Originated from the degenerate modes, that is, TM12 and TM21 on square patch resonators, the feasibility of intrinsic common ...
Yi Li, Jianpeng Wang, Lei Zhu, Wen Wu
doaj   +1 more source

Design and Modeling of Ultra-Compact Wideband Implantable Antenna for Wireless ISM Band

open access: yesBioengineering, 2023
This paper proposes a wideband ultra-compact implantable antenna for a wireless body area network (WBAN). The proposed patch antenna works in the industrial, scientific, and medical (ISM) bands.
Ahmed Z. A. Zaki   +6 more
doaj   +1 more source

Transverse Resonance Technique for Analysis of Symmetrical Stub in Microstrip Transmission Line

open access: yesVìsnik Nacìonalʹnogo Tehnìčnogo Unìversitetu Ukraïni Kììvsʹkij Polìtehnìčnij Ìnstitut: Serìâ Radìotehnìka, Radìoaparatobuduvannâ, 2023
Open or short-circuit stubs in a strip (microstrip) transmission line are one of the most common elements of planar circuits used in numerous devices in the microwave frequency range: various types of filters, couplers, power amplifiers, antennas ...
Yu. V. Rassokhina, V. G. Krizhanovski
doaj   +1 more source

Compensating mode conversion due to bend discontinuities through intentional trace asymmetry [PDF]

open access: yes, 2020
In this letter, a comparative analysis is carried out between the mechanism of mode conversion in differential microstrip lines due to bend discontinuities on one side and trace asymmetry on the other side.
Grassi, Flavia   +4 more
core   +3 more sources

Terahertz Microstrip Elevated Stack Antenna Technology on GaN-on-Low Resistivity Silicon Substrates for TMIC [PDF]

open access: yes, 2016
In this paper we demonstrate a THz microstrip stack antenna on GaN-on-low resistivity silicon substrates (ρ < 40 Ω.cm). To reduce losses caused by the substrate and to enhance performance of the integrated antenna at THz frequencies, the driven patch ...
Benakaprasad, B.   +7 more
core   +1 more source

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