Search Results - REFLECTOR

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    Active Reflectors: Possible Solutions Based on Reflectarrays and Fresnel Reflectors by Lorena Cabria, José Ángel García, Julio Gutiérrez-Ríos, Antonio Tazón, Juan Vassal'lo

    “…An overview about some of the recent Spanish developments on active reflectors is presented. In the first part, a novel beamsteering active reflectarray is deeply studied. …”
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    Article
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    Broadband Waveguide Feed for Parabolic Reflectors by P. Bhushan Mital

    Published in Active and Passive Electronic Components (1994-01-01)
    “…This paper describes the design and development of an ridged horn to match the waveguide impedance to freespace impedance so that the horn could be used as a feed for an offset-fed parabolic reflector over a wide band of frequencies, i.e., C and X bands (4.2 to 10.2 GHZ). …”
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    Flexible-Robotic Reflector for Aerospace Applications by Nir Shvalb, Boaz Ben-Moshe, Oded Medina, Raz Itzhaki Tamir

    “…The suggested flexible-robotic antenna is based on a dual-reflector structure, where the subreflector has a complex surface shaping robotic mechanism allowing it to fix most of the morphologic errors in the main reflector. …”
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    Omnidirectional Dual-Reflector Antenna with GO Shaped Main Reflector for Pattern Control in the Elevation Plane: OADC Case by José R. Bergmann, Fernando J. S. Moreira

    “…This paper presents a formulation for shaping the main reflector of an axis-symmetric dual-reflector antenna designed to offer an omnidirectional coverage with an arbitrary radiation pattern in the vertical plane. …”
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    Investigation of Flexible Textile Antennas and AMC Reflectors by M. Mantash, A.-C. Tarot, S. Collardey, K. Mahdjoubi

    “…A new dual-band hexagonal AMC reflector combinable with antennas is also proposed to improve their performance and reduce the backward radiation to the human body. …”
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    Broadband Multilayered Array Antenna with EBG Reflector by P. Chen, X. D. Yang, C. Y. Chen, Z. H. Ma

    “…A broadband stacked slot coupling microstrip antenna array with EBG structure reflector is proposed. Test results indicate that the proposed reflector structure can effectively improve the directivity pattern of stacked antenna and aperture coupled antenna, promote the front-to-back ratio, and reduce the thickness of the antenna. …”
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    Development of Full-Scale Ultrathin Shell Reflector by Durmuş Türkmen, Ömer Soykasap, Şükrü Karakaya

    “…The reflector is an offset parabolic reflector with a diameter of 6 m, a focal length of 4.8 m, and an offset of 0.3 m and has the ability of folding and self-deploying. …”
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    Highly directional ultrasonic emitters with reflectors and horns by Khmelev Vladimir, Shalunov Andrey, Tsyganok Sergey, Terentiev Sergey, Shakura Vladislav

    Published in EPJ Web of Conferences (2025-01-01)
    “…It was found that the reflectors allow to increase the sound pressure of the radiator array by 3.5 dB, providing the angle of the main lobe of the radiation pattern within ±7.5 degrees. …”
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    Deeply Etched Inner-Cavity Pit Reflector by M. Dernaika, L. Caro, N. P. Kelly, J. K. Alexander, F. Dubois, P. E. Morrissey, F. H. Peters

    Published in IEEE Photonics Journal (2017-01-01)
    “…A deeply etched pit reflector is presented in this paper. The pit is not depth sensitive and has a comparable reflection and loss to a slot. …”
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