Digital Beamforming (DBF) has garnered significant attention within the space community,
driven by the heightened flexibility offered by satellites equipped with active antennas for …

Digital beam forming is an important radar processing technique used in many
communication and radar sensing applications. This paper presents a low-cost digital beam …

This Dissertation addresses the signal acquisition problem using antenna arrays in the
general framework of Global Navigation Satellite Systems (GNSS) receivers. The term …

The use of Global Navigation Satellite System (GNSS) technology in safety-and mission-
critical services has raised the concern in recent times about possible GNSS Denial of …

This dissertation introduces a new class of reconfigurable frequency selective structures
(FSSs) to operate across a wide band of frequencies. Specifically, we explore various thick …

This Dissertation addresses the signal acquisition problem using antenna arrays in the
general framework of Global Navigation Satellite Systems (GNSS) receivers. The term …

The European Space Agency (ESA) is in the process to develop a ground-based space
surveillance radar for its involvement in the Space Situational Awareness (SSA) Preparatory …

This dissertation is an attempt to solve some of the problems found nowadays in the
reception of satellite signals under two particular challenging scenarios: Deep Space and …

Con esta disertación se pretenden resolver algunos de los problemas encontrados
actualmente en la recepción de señales de satélites bajo dos escenarios particularmente …