leaky wave waveguide antenna
Complementary Split Ring Resonator Loaded Substrate Integrated Waveguide Leaky Wave Antenna
... designed leaky wave structure to the feeding microstrip ...mm-wave leaky wave antennas are good candidates for different applications like radars [14], real time spectrum analyzers [15] ...
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Microstrip Leaky Wave Antenna Design For WLAN Application
... An antenna acts as a transitional structure between the guiding device ...(e.g. waveguide, transmission line) and the free ...an antenna as given by Stutzman and Thiele follows the concept: “That ...
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Dual Composite Right/Left-Handed Leaky-Wave Structure for Dual-Polarized Antenna Application
... (D-CRLH) leaky-wave (LW) structure for dual-polarized antenna application is ...dual-polarized antenna consists of a two-section 3-dB rat-race hybrid and two symmetrical substrate integrated ...
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Double-Side Radiating Leaky-Wave Antenna Based on Composite Right/Left-Handed Coplanar-Waveguide
... A Leaky-wave antenna is a radiating transmission line (TL) structure, either in uniform or periodic configurations, which have been widely studied and found a variety of applications ...uniform ...
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Design and Measurement of a Novel Seamless Scanning Leaky Wave Antenna in Ridge Gap Waveguide Technology
... Leaky wave antenna (LWA) has exhibited attractive advantages in wide ranges such as broadband wireless communication, collision-avoidance radar, frequency modulated continuous wave radar, and ...
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Novel Composite Right/Left-Handed Leaky-Wave Antennas Based on the Folded Substrate-Integrated-Waveguide Structures
... To obtain the dispersion characteristics of the proposed unit cell, the periodic boundary condition is applied to the proposed unit cell and the unit cell is simulated in the full-wave EM simulator, the Ansoft ...
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Analysis and design of a composite left-/right-handed leaky wave antenna based on the
... Together with the Bloch impedance, the propagation constant γ = α + jβ sufficiently describes the eigenmode. Its imagi- nary part β, as solution of the eigenvalue equation or of the characteristic polynomial, is obtained ...
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Leaky-Wave Regimes on MEMS-Loaded Transmission Lines for MM-Wave Applications
... a leaky wave coplanar waveguide (CPW) based slot ...backward leaky wave regime allows this antenna to radiate with the negative angle (in ...of leaky-wave on single ...
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Design of leaky-wave antennas with transverse slots for end-fire radiation with optimized radiation efficiency
... slow wave region the leaky-wave becomes unphysical and also the excitation of the surface wave mode drops down strongly beyond the ordinary end-fire ...the leaky-wave is ...
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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 ...the antenna is treated as a ...
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Small Size Dielectric Image Line Based Leaky Wave Antenna with 3 h -Shaped Patches
... rectangular waveguide was proposed in 1940s [1], LWAs have received much attention in microwave and millimeters wave ...metallic waveguide and substrate integrated waveguide) [5, 6] Radiation ...
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Improved Composite Right/Left-Handed Cell for Leaky-Wave Antenna
... ating leaky-wave antenna based on composite right/left-handed coplanar-waveguide,” Progress In Electromagnetics Research Let- ters, ...
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Highly Directive Hybrid Plasmonic Leaky Wave Optical Nano-Antenna
... the waveguide when the slots do not ...are leaky modes and makes the radiation beam. Here, the antenna is designed in such a way that only one Floquet mode, n = −1, generates the radiation beam, and ...
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Beam Scanning Microstrip Leaky Wave Antenna Design Based on Liquid Crystal
... integrated waveguide (SIW) leaky wave antenna was presented in ...SIW leaky wave antenna has disadvantages of high cost, high profile, and complicated feeding ...SIW ...
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Design and Analyses of a CRLH-HMSIW-Based LWA with Low Cross-Polarization
... Abstract—A composite right/left-handed (CRLH) half mode substrate integrated waveguide (HMSIW) based leaky wave antenna (LWA) is designed and analyzed in this paper. Equivalent circuit of the ...
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Design Of A Novel Conformal Leaky-Wave Antenna (Clwa) On A Convex Surface For Ku Band
... Integrated Waveguide Conformal Leaky-Wave Antenna (SIW -CLWA) design, which ensures an enhanced efficiency in the Ku band, with better return loss curve in terms of its shape and ...designed ...
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Continuous Beam Scanning in Substrate Integrated Waveguide Leaky Wave Antenna
... Abstract—A planar substrate integrated waveguide leaky wave antenna (LWA) with cross slots is proposed in the frequency range of 10 GHz–15.5 GHz. Moreover, the symmetrical version of the ...
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Enhancement Bandwidth of Half Width-Microstrip Leaky Wave Antenna Using Circular Slots
... 2]. Leaky wave antenna (LWA) is a promising candidate for these developing applications because of its advantages, such as wide bandwidth, low profile, easy fabrication, capability of beam scanning, ...
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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
... substrate-integrated waveguide (SIW) structure that is shown to provide beam scanning from of -58° to 65° with a gain of 1 dBi [10]; (2) an interdigital-shaped slotted-SIW-based LWA that is reported to achieve a ...
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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 ...slow wave factors (SWF) of even and odd modes are ...the antenna at 400 GHz, revealing a nearly ...
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