leaky wave line antenna
Design Of A Novel Conformal Leaky-Wave Antenna (Clwa) On A Convex Surface For Ku Band
... traveling-wave antenna with a long radiating line-source aperture, and therefore the radiation patterns can be strongly disturbed when their longitudinal shape is conformed to curved surface ...the ...
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Leaky-Wave Regimes on MEMS-Loaded Transmission Lines for MM-Wave Applications
... controllable leaky wave modes in various planar transmission lines operating at millimetre ...wavelengths. Leaky wave regime is achieved by exploitation of periodic ...loaded line ...
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Design and Measurement of a Novel Seamless Scanning Leaky Wave Antenna in Ridge Gap Waveguide Technology
... Compared to SIW [10, 11], ridge gap waveguide (RGW) is a novel transmission line, which is first proposed in 2009 [12]. RGW resembles the parallel plate waveguide and the difference is that one of the plates is ...
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Design of Leaky Wave Antenna with Composite Right-/Left-Handed Transmission Line Structure for Circular Polarization Radiation
... We have presented a detail design procedure for CP-LWA with a CRLH-TL structure and effects of each process in this procedure using full-wave simulations and experiments. For a design to generate CP, we can allow ...
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High-isolation leaky-wave array antenna based on CRLH-metamaterial implemented on SIW with ±30o frequency beam-scanning capability at millimetre-waves
... Seemingly, there are two frequency spots referred to as the infinite-wavelength points (𝛽 = 0) with a bandgap in between. In the balanced case (𝜔 = 𝜔 ), the bandgap vanishes. Generally, just one particular zeroth-order ...
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Double-Side Radiating Leaky-Wave Antenna Based on Composite Right/Left-Handed Coplanar-Waveguide
... 5. Casares-Miranda, F. P., E. Marquez-Segura, P. Otero, and C. Camacho-Penalosa, “Composite right/left-handed transmission line with wire bonded interdigital capacitor,” IEEE Microwave Wireless Compon. Lett., Vol. ...
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A Novel Microstrip Antenna Array with Metamaterial-Based Electronic Beam Steering at 2.4 GHz
... A leaky wave antenna is substantially a waveguide-type structure that leaks out power all along its length due to the existence of a fast travelling ...transmission line when terminated on a ...
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Complementary Split Ring Resonator Loaded Substrate Integrated Waveguide Leaky Wave Antenna
... Tapering line sections are designed to match the designed leaky wave structure to the feeding microstrip ...mm-wave leaky wave antennas are good candidates for different ...
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Analysis and design of a composite left-/right-handed leaky wave antenna based on the
... transmission line the characteristic impedance as issued in Caloz and Itoh (2005), ideally becomes independent from ...microstrip line is thereby ...
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Continuous Beam Scanning in Substrate Integrated Waveguide Leaky Wave Antenna
... The unit cell configurations of the asymmetrical and symmetrical cases are shown in Figs. 2(a) & (b), while the prototypes of the whole transmission line are shown in Figs. 2(c) & (d). In the latter case, ...
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Beam Scanning Microstrip Leaky Wave Antenna Design Based on Liquid Crystal
... microstrip line. Formula (3) does not consider the loss of the antenna and is corrected by the alternative Formula (4), in which k Z is the propagation constant along the z ...microstrip leaky ...
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Improved Composite Right/Left-Handed Cell for Leaky-Wave Antenna
... Abstract—An improved composite right/left-handed (CRLH) unit cell optimized for a leaky-wave (LW) antenna is presented. This CRLH cell consists of a series of one transmission line, an ...
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Novel Composite Right/Left-Handed Leaky-Wave Antennas Based on the Folded Substrate-Integrated-Waveguide Structures
... the leaky-wave antenna so as to obtain high directive beam with very low side-lobe level ...CRLH leaky- wave antennas, the radiation capability is directly associated with the CRLH ...
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Dual Composite Right/Left-Handed Leaky-Wave Structure for Dual-Polarized Antenna Application
... transmission line (TL) metama- terials are understood as artificially engineered and structured media that exhibit some unique electromagnetic ...CRLH leaky-wave (LW) antennas have already been ...
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Enhancement Bandwidth of Half Width-Microstrip Leaky Wave Antenna Using Circular Slots
... cavity antenna by using two dielectric layers as ...transmission line based on CRLH-LWA was ...of leaky wave, making a whole broadband ...
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A Dual Beam Scanning Microstrip Antenna
... feed line to excite the 1st higher order ...conventional leaky wave antenna ...conventional leaky wave antenna was also utilized in ...
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400 GHz 1.3 dBi Leaky Wave Antenna in CMOS 1.3 um Process
... the leaky mode on the perforated microstrip effectively, the on-chip differential feeding network is ...coupled line (CCS-CL) constructs the couplers at 400 GHz ...slow wave factors (SWF) of even and ...
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Leaky Wave Antenna Realization by Composite Right/Left-Handed Transmission Line
... right/left-handed line is demonstrated by both simulated and measured results, and they show good ...designed line has broad bandwidth with low losses and small ...mode leaky wave ...
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A Planar D-CRLH and its Application to Bandstop Filter and Leaky-Wave Antenna
... transmission line (TL) structure is ...full wave simulation and ...and leaky-wave antenna are designed and implemented by the conventional print circuit board ...the ...
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Microstrip Leaky Wave Antenna Design For WLAN Application
... An antenna acts as a transitional structure between the guiding device ...transmission line) and the free space. The official IEEE definition of an antenna as given by Stutzman and Thiele follows the ...
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