Browsing by Subject "Negative refractive index transmission lines"
Now showing items 1-10 of 10
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Article
Antenna applications of negative-refractive-index transmission-line structures
(2007)A number of new antenna-related applications that have recently been developed at the University of Toronto based on the concept of negative-refractive-index transmission-line metamaterials are reviewed. These include ...
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Conference Object
Applications of negative-refractive-index transmission-line (NRI-TL) metamaterials in planar antennas and their feed networks
(2007)Negative-refractive-index transmission-line (NRI-TL) metamaterials and introduced and their fundamental properties are described. Following this, various applications using NRI-TLs are shown and their salient characteristics ...
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Conference Object
Arbitrary length zero-phase substrate integrated coaxial lines using NRI-TL metamaterials
(Institute of Electrical and Electronics Engineers Inc., 2017)Arbitrary-length zero-degree phase-shifting lines are presented at X-band that are based on negative-refractive-index transmission-line (NRI-TL) metamaterials implemented in substrate integrated coaxial line (SICL) technology. ...
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Article
A broadband dual-mode monopole antenna using NRI-TL metamaterial loading
(2009)A printed monopole antenna is proposed which uses negative-refractive-index transmission-line (NRI-TL) metamaterial loading in order to achieve a broadband dual-mode operation. The metamaterial-loaded monopole supports a ...
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Conference Object
A compact and broadband NRI-TL metamaterial
(2009)A compact and broadband negative-refractive-index transmission-line (NRI-TL) metamaterial antenna is proposed,which consists of a conventional printed monopole loaded in a left-handed fashion. The metamaterial loading ...
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Article
A Compact Multiband Printed Dipole Antenna Loaded with Two Unequal Parallel NRI-TL Metamaterial Unit Cells
(2015)A negative-refractive-index transmission-line (NRI-TL) metamaterial-loaded dipole antenna is proposed, which has a fully printed configuration and exhibits multiband performance. The antenna consists of a conventional ...
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Conference Object
Enabling electromagnetic applications of negative-refractive-index transmission-line metamaterials part II
(Institute of Electrical and Electronics Engineers Inc., 2004)The 1-Dimensional (1-D) metamaterial phase-shifting lines presented in [1] can be used to develop compact and broadband, non-radiating, metamaterial feed-networks for antenna arrays. These can be used to replace conventional ...
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Article
Multiband compact printed dipole antennas using NRI-TL metamaterial loading
(2012)A compact, fully-printed negative-refractive-index transmission-line (NRI-TL) metamaterial-loaded dipole antenna is proposed, which exhibits multiband resonant characteristics that are not harmonically related. The multiband ...
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Conference Object
Negative-refractive-index transmission-line metamaterial-loaded dipole antennas
(2012)Several compact, fully-printed negative-refractive-index transmission-line (NRI-TL) metamaterial-loaded dipole antennas are proposed. The antennas achieve multi-band behaviour by loading a host dipole antenna with series ...
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Conference Object
A zero beam-squinting leaky-wave antenna using NRI-TL metamaterials
(Institute of Electrical and Electronics Engineers Inc., 2015)A planar zero beam-squinting leaky-wave antenna is proposed at 5 GHz, consisting of a periodic arrangement of negative-refractive-index transmission-line (NRI-TL) metamaterial unit cells. The antenna is centre-fed through ...