Wideband and low dispersion slow light by altering the geometry of a photonic crystal waveguide
Sign Up to like & getrecommendations! Published in 2018 at "Optics Communications"
DOI: 10.1016/j.optcom.2018.06.077
Abstract: Abstract In this paper, a novel type of slow light photonic crystal waveguide obtained by enlarging the entire holes of the PhC and shifting the first and second rows of the air holes adjacent to… read more here.
Keywords: slow light; wideband low; photonic crystal; geometry ... See more keywords
Wideband and low axial ratio circularly polarized antenna using AMC-based structure polarization rotation reflective surface
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Microwave and Wireless Technologies"
DOI: 10.1017/s1759078718000958
Abstract: Abstract This paper investigates a wideband and low axial ratio circularly polarized (CP) antenna, which is composed of a monopole on a novel polarization rotating reflective surface (PRRS) based on a corner-truncated artificial magnetic conductor… read more here.
Keywords: polarization; axial ratio; wideband low; ratio ... See more keywords
Reconfigurable, Wideband, Low-Profile, Circularly Polarized Antenna and Array Enabled by an Artificial Magnetic Conductor Ground
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2018.2790437
Abstract: A reconfigurable, wideband, and low-profile circular polarization (CP) antenna is presented. Its wideband CP reconfigurability is realized by incorporating RF switches into a cross-bowtie radiator. A compact, wide bandwidth, and polarization-independent artificial magnetic conductor ground… read more here.
Keywords: array; low profile; wideband low; artificial magnetic ... See more keywords
A Wideband and Low-Profile Discrete Dielectric Lens Using 3-D Printing Technology
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2018.2862358
Abstract: In this paper, a novel wideband and low-profile discrete dielectric lens (DDL) antenna is presented. The proposed unit cells of DDL with the square-pyramid structure can realize wideband antireflection at an air–dielectric interface. By increasing… read more here.
Keywords: dielectric lens; low profile; profile discrete; wideband low ... See more keywords
Wideband and Low Direct-Coupling Tapered Slot Antenna Using Electromagnetic Bandgap Structures
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2019.2891452
Abstract: This paper proposes a wideband and low direct-coupling tapered slot antenna (TSA) using electromagnetic bandgap (EBG) structure. We name this antenna the EBG-TSA. In some near field imaging systems including ground penetrating radars, a number… read more here.
Keywords: coupling; direct coupling; low direct; tapered slot ... See more keywords
A Wideband Low-Profile Tightly Coupled Antenna Array With a Very High Figure of Merit
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2019.2891460
Abstract: A wideband, low-profile, tightly coupled antenna array with a simple feed network is presented. The dipole and feed networks in each unit cell are printed on both sides of a single RT/Duroid 6010 substrate with… read more here.
Keywords: array; profile tightly; tightly coupled; wideband ... See more keywords
Wideband Low-Profile Differential-Fed Patch Antennas With an Embedded SIW Cavity Under Dual-Mode Resonance
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2019.2911193
Abstract: In this communication, a single-layer differentially fed microstrip patch antenna (MPA) with wide bandwidth and low profile is proposed. The proposed antenna is composed of a patch radiator and a substrate integrated waveguide (SIW) cavity.… read more here.
Keywords: siw cavity; cavity; patch; low profile ... See more keywords
Design Methodology for a Wideband, Low Insertion Loss, Digital Step Attenuator in SiGe BiCMOS Technology
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2021.3111177
Abstract: This brief presents a wideband, low insertion loss, high attenuation range digital step attenuator (DSA) implemented using SiGe HBTs. In a switched-type topology, the off-state capacitances ( $\text{C}_{OFF}$ ) in both reference and attenuation states… read more here.
Keywords: wideband low; insertion loss; attenuator; methodology ... See more keywords
A DUAL-POLARIZED OMNIDIRECTIONAL ANTENNA WITH TWO KINDS OF PRINTED WIDEBAND LOW-PROFILE RADIATING ELEMENTS
Sign Up to like & getrecommendations! Published in 2018 at "Progress in Electromagnetics Research Letters"
DOI: 10.2528/pierl18111904
Abstract: This paper describes a printed wideband low profile omnidirectional dual-polarized antenna, which is a combination of vertical polarization (VP) and horizontal polarization (HP) elements. The VP element printed on a double-layered disk-shaped substrate is a… read more here.
Keywords: printed wideband; low profile; wideband low; polarized omnidirectional ... See more keywords