direct radiating phased array antenna as a replacement for the TDRS reflector antennas without compromising performance (EIRP = 63 dBW, G/T = 26.5 dB/K, bandwidth, etc.) ! Specifically, …

The direct radiating array in this contribution utilizes an open-ended waveguide antenna as unit cell elements with a period of 0.875λ0 designed to work in left-hand circular polarization in the …

2021年6月1日 · A circular direct radiating array and a sparse direct radiating array based on a sunflower design are compared with respect to the capacities they can achieve, and the …

Our activity has to do with the design of Direct Radiating Arrays (DRA) for satellite communications. The objective is to have a reduced number of controls in order to minimize …

An innovative Direct Radiating Array (DRA) architecture exploiting aperiodic tilings of the plane using a pinwheel tiling has been selected in order to achieve a good aperture e-ciency and …

Abstract: A deterministic method for the design of direct radiating arrays for multibeam satellite applications is presented in the current work. The method embodies the following steps: First, …

Direct radiating arrays are undisputedly recognized as the final target step in the evolution of satellite telecommunication antennas. Their performance characteristics are unparalleled, but …

2009年1月1日 · Direct radiating arrays ('DRA') have been proven to be an interesting solution for reconfigurable multibeam transmit antennas, as spreading naturally the RF power to be …

Anywaves' direct radiating array product line is fully scalable and thus tailorable to the needs of your satellite mission to meet gain specifications.

2021年7月13日 · MDA’ ‘Direct Radiating Array’ (DRA) antennas are revolutionary phased array, electronically-steered multi-beam antennas that will provide highly flexible coverage of user …