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Advanced Search Results For "DIRECTIONAL antennas"

1 - 10 of 2,921 results for
 "DIRECTIONAL antennas"
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Artificial Magnetic Conductor as Planar Antenna for 5G Evolution.

Publication Type: Academic Journal

Source(s): Computers, Materials & Continua. 2023, Vol. 74 Issue 1, p503-522. 20p.

Abstract: A 5G wireless system requests a high-performance compact antenna device. This research work aims to report the characterization and verification of the artificial magnetic conductor (AMC) metamaterial for a high-gain planar antenna. The configuration i...

Leaky-wave radiating surface on heterogeneous high-κ material for monolithic antenna-frontend integration.

Publication Type: Academic Journal

Source(s): Journal of Applied Physics. 2/21/2023, Vol. 133 Issue 7, p1-17. 17p.

Abstract: In a highly integrated analog radio-over-fiber transceiver, seamless integration of the antenna-frontend is crucial as an antenna is generally implemented on a high-κ material, which is set to highly degrade the antenna's performance. This work is conc...

An EH2‐mode microstrip leaky‐wave antenna with single beam radiation and backward‐to‐forward scanning.

Publication Type: Academic Journal

Source(s): International Journal of RF & Microwave Computer-Aided Engineering. Dec2022, Vol. 32 Issue 12, p1-7. 7p.

Abstract: In this work, a leaky‐wave antenna (LWA) based on the second higher‐order‐mode (EH2‐mode) microstrip line is proposed for achieving the backward‐to‐forward beam scanning and single main beam radiation. The original microstrip EH2‐mode LWA inherently ra...

Beam widening of rectangular dielectric resonator antenna using anisotropic materials.

Publication Type: Academic Journal

Source(s): International Journal of RF & Microwave Computer-Aided Engineering. Dec2022, Vol. 32 Issue 12, p1-6. 6p.

Authors:

Abstract: A new method for beam widening of rectangular dielectric resonator antenna has been introduced by using anisotropic material inside its prism. It is proved that using this method, the radiation of the upper wall can be increased compared to the side wa...

DOA estimation accuracy improvement by solving the rank reduction algorithm ambiguous parameters through synthesizing the volume antenna beam pattern.

Publication Type: Academic Journal

Source(s): International Journal of RF & Microwave Computer-Aided Engineering. Dec2022, Vol. 32 Issue 12, p1-8. 8p.

Abstract: This article focuses on increasing the accuracy of Directional‐of‐Arrival (DOA) estimation by synthesizing the Conformal Uniform Circular Array (CUCA) and uses the Rank Reduction (RARE) algorithm to minimize the mutual coupling and shadowing impacts on...

Single‐layer dipole antenna with large angle beam deflection and frequency scanning capability.

Publication Type: Academic Journal

Source(s): International Journal of RF & Microwave Computer-Aided Engineering. Dec2022, Vol. 32 Issue 12, p1-7. 7p.

Abstract: In this paper, a printed single‐layer dipole antenna with beam deflection and frequency scanning capability by loading a co‐planar metamaterial array is investigated. The metamaterial array consists of 6 × 3 U‐ and inverse‐U‐shaped unit cells and perfo...

A constant phase stable over the wideband for beam steering antenna applications.

Publication Type: Academic Journal

Source(s): International Journal of RF & Microwave Computer-Aided Engineering. Dec2022, Vol. 32 Issue 12, p1-11. 11p.

Abstract: A K‐band wideband self‐compensating phase shifter based on gap waveguide is presented. The traditional waveguide phase shifter cannot easily achieve a stable phase shift over wideband due to the dispersion effect. Accordingly, a short‐circuit structure...

Ultra‐broadband function‐integrated stealth antenna based on asymmetric transmission metasurface.

Publication Type: Academic Journal

Source(s): International Journal of RF & Microwave Computer-Aided Engineering. Nov2022, Vol. 32 Issue 11, p1-11. 11p.

Abstract: Integration and stealth performance of the antenna system can meet the requirements of modern warfare for communication systems, and significantly improve the survivability of equipment. However, there are still huge difficulties in function‐integrated...

A Low-Profile Dual-Band Directional Antenna for Unmanned Aerial Vehicle Applications.

Publication Type: Academic Journal

Source(s): International Journal of Antennas & Propagation. 10/17/2022, p1-7. 7p.

Abstract: A low-profile dual-band directional antenna operating at both 2.4 and 5 GHz for wireless local area networks (WLANs) for unmanned aerial vehicles (UAVs) applications is proposed in the paper. Two pairs of dipole antenna arrays with different electrical...

Dual Band Switched Beam Textile Antenna for 5G Wireless Communications.

Publication Type: Academic Journal

Source(s): Computers, Materials & Continua. 2022, Vol. 73 Issue 1, p181-198. 18p.

Abstract: This paper presents the single element dual band switched beam textile antenna. The antenna can operate at frequencies of 0.7 and 2.6 GHz using for 5G wireless communication applications. Textile fabric is considered to be used for substrate layer at t...

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