Gain enhancement of circular waveguide antennas using near‐zero index metamaterials
Sign Up to like & getrecommendations! Published in 2019 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.31839
Abstract: In this article, a rigorous analytical methodology is introduced for designing near-zero refractive index metamaterials (NZIMs). Our proposed NZIM media is realized by three stacked layers of perforated metallic surfaces, each layer composed of a… read more here.
Keywords: enhancement circular; index; index metamaterials; gain enhancement ... See more keywords
Bandwidth and gain enhancement of LTCC 60-GHz patch antenna by using AMC structure
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Electromagnetic Waves and Applications"
DOI: 10.1080/09205071.2019.1614483
Abstract: ABSTRACT This study presents 60-GHz patch antennas backed by artificial magnetic conductor (AMC) arrays for bandwidth and gain enhancement. Low-temperature cofired ceramic technology was adopted for antenna fabrication. Three patch antennas implemented with different AMC… read more here.
Keywords: bandwidth gain; patch; gain enhancement; antenna ... See more keywords
Array Antenna Gain Enhancement With the Poynting Streamline Method
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Antennas and Wireless Propagation Letters"
DOI: 10.1109/lawp.2019.2956219
Abstract: Streamlines of the Poynting vector field connect antenna figures of merit with the energy flow characteristics near a receiving antenna. Poynting streamlines properties and absorption aperture of antenna under different load conditions have been studied… read more here.
Keywords: poynting streamline; antenna gain; gain enhancement; gain ... See more keywords
A Statistical Design Approach Using Fixed and Variable Width Transconductors for Positive-Feedback Gain-Enhancement OTAs
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Very Large Scale Integration (VLSI) Systems"
DOI: 10.1109/tvlsi.2017.2657885
Abstract: The positive-feedback gain-enhancement operational transconductance amplifier (OTA) design is a promising architecture to scale into deep submicron CMOS. Ever smaller CMOS process nodes require analog circuit designs that can overcome the area–power-matching relation. We introduce… read more here.
Keywords: positive feedback; feedback gain; variable width; gain ... See more keywords
Ultra-Wideband RCS Reduction and Gain Enhancement of Aperture-Coupled Antenna Based on Hybrid-FSS
Sign Up to like & getrecommendations! Published in 2017 at "Radioengineering"
DOI: 10.13164/re.2017.1041
Abstract: A novel design of aperture-coupled microstrip antenna with ultra-wideband low radar cross section (RCS) is proposed. Hybrid frequency selective surface (FSS) structures consisting of two kinds of polarizationdependent folded split ring resonators (PDFSRRs) and square… read more here.
Keywords: reduction; aperture coupled; rcs reduction; gain enhancement ... See more keywords
A Novel Compact Ultra-Wideband Frequency-Selective Surface-Based Antenna for Gain Enhancement Applications
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Electromagnetic Engineering and Science"
DOI: 10.26866/jees.2023.2.r.159
Abstract: This article presents a compact ultra-wideband (UWB) circular monopole antenna with a frequency-selective surface (FSS) for gain enhancement. The proposed antenna has a circular patch with circular cuts at the edges and is excited by… read more here.
Keywords: frequency selective; frequency; selective surface; ultra wideband ... See more keywords