The 2D Linearly Polarized Near-Field Focusing Based on Angularly ... Apr 29, 2014 ... Based on Angularly Discretized Slot Arrays. Menglin Chen ... wave antennas, slot waveguides can be conveniently fed by coaxial type ..... aperture field distribution in single-layered radial line slot antennas,” IEEE. Trans. Design and Analysis of Substrate-Integrated Cavity-Backed Antenna ... Figure 5.1 Dual-polarized radial line slotted array developed by Takahashi et. al. ...... between slotted waveguide antenna arrays [28, 30-33, 36] to microstrip ... US9214740B2 - Radial line slot array antenna - Google Patents A radial line slot array antenna has a slotted conductor plate in which a plurality of slots are formed and arranged in a spiral. The plurality of slots are arranged ... Radial Line Slot Antennas | SpringerLink
US5596336A - Low profile TEM mode slot array antenna - Google…
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Radial Line Slot Array Antenna Development in Malaysia
US6531984B1 - Dual-polarized antenna - Google Patents A dual-polarized antenna ( 10 ) with good isolation between feed ports ( 13 a, 13 b ) and high similarity with respect to the radiation patterns is provided. An antenna ( 10 ) includes a patch ( 11 ), four symmetrically arranged feed … US4021813A - Geometrically derived beam circular antenna array… An isotropic antenna array formed by a plurality of adjoining stripline eents each having a two bit diode switched parallel feed path. Phase matching wavefronts emitted by groups of successively switched, adjacent antenna elements causes … US3079602A - Logarithmically periodic rod antenna - Google… A three-dimensional logarithmically periodic antenna comprising apainof half-portions aligned along a common center-line, each half-portion formed initheisarne manner as-the other but-one&# 39;rotated 180 about the cen-- tor-line with … US7276990B2 - Single-pole multi-throw switch having low…
Available online 23 May 2017 Coaxial to waveguide transition adaptor with disk shaped terminated feed probe was found to be an effective feed network for single layer radial line slot array antenna. However, further studies with the feed probe terminated in none disk shaped elements is required.
High gain waveguide slot array antenna for 60 A slot array antenna which utilizes air gap waveguide as feeding structure has been proposed in[17]. Pyramidal shape pins are used for parallel plateThe slot displacement from the center line is chosen to be the same as for the case of 4- slot array (rectangular slots), since a mathematical expression... Double-Layer Radial Line Helical Array Antenna with…
This paper presents a high-gain radial line slot array (RLSA) antenna. This single-layer circularly polarised RLSA antenna has been designed with several thousand of slots on the radiating aperture. The far-field results indicate excellent pattern qualities including a peak gain of 36.7 dBic at 21.2 GHz.
This paper proposes a compact Radial Line Slot Array (RLSA) antenna for 5.8 GHz Wi-Fi devices, which meets market needs. Various small RLSA antenna ... A Reconfigurable Radial Line Slot Array (RLSA) Antenna for Beam ... pattern microstrip antenna is introduced in this paper. The antenna's radiating surface is designed using a radial line slot array (RLSA) arrangement, which is fed ... A Beam Steering Radial Line Slot Array (RLSA) Antenna with ...
A radial line slot array antenna has a slotted conductor plate in which a plurality of slots are formed and arranged in a spiral. The plurality of slots ...