Search Results for author: Alessio Fascista

Found 8 papers, 0 papers with code

ESPRIT-Oriented Precoder Design for mmWave Channel Estimation

no code implementations4 Jan 2023 Musa Furkan Keskin, Alessio Fascista, Fan Jiang, Angelo Coluccia, Gonzalo Seco-Granados, Henk Wymeersch

We consider the problem of ESPRIT-oriented precoder design for beamspace angle-of-departure (AoD) estimation in downlink mmWave multiple-input single-output communications.

RIS-Aided Monostatic Sensing and Object Detection with Single and Double Bounce Multipath

no code implementations14 Dec 2022 Hyowon Kim, Alessio Fascista, Hui Chen, Yu Ge, George C. Alexandropoulos, Gonzalo Seco-Granados, Henk Wymeersch

We propose a framework for monostatic sensing by a user equipment (UE), aided by a reconfigurable intelligent surface (RIS) in environments with single- and double-bounce signal propagation.

object-detection Object Detection

Cramér-Rao Bound Analysis of Radars for Extended Vehicular Targets with Known and Unknown Shape

no code implementations11 Jul 2022 Nil Garcia, Alessio Fascista, Angelo Coluccia, Henk Wymeersch, Canan Aydogdu, Rico Mendrzik, Gonzalo Seco-Granados

In this work, we first devise a mathematically tractable analytical model for a vehicle with arbitrary shape, modeled as an extended target parameterized by the center position, the orientation (heading) and the perimeter contour.

Position

RIS-aided Joint Localization and Synchronization with a Single-Antenna Receiver: Beamforming Design and Low-Complexity Estimation

no code implementations28 Apr 2022 Alessio Fascista, Musa Furkan Keskin, Angelo Coluccia, Henk Wymeersch, Gonzalo Seco-Granados

In this paper, a novel low-complexity method for joint localization and synchronization based on an optimized design of the base station (BS) active precoding and RIS passive phase profiles is proposed, for the challenging case of a single-antenna receiver.

Position Robust Design

Design of Customized Adaptive Radar Detectors in the CFAR Feature Plane

no code implementations23 Mar 2022 Angelo Coluccia, Alessio Fascista, Giuseppe Ricci

The paper addresses the design of adaptive radar detectors having desired behavior, in Gaussian disturbance with unknown statistics.

RIS-aided Joint Localization and Synchronization with a Single-Antenna MmWave Receiver

no code implementations28 Oct 2020 Alessio Fascista, Angelo Coluccia, Henk Wymeersch, Gonzalo Seco-Granados

However, for MISO systems synchronization cannot be performed jointly with user localization unless two-way transmissions are used.

Position

Downlink Single-Snapshot Localization and Mapping with a Single-Antenna Receiver

no code implementations29 Jul 2020 Alessio Fascista, Angelo Coluccia, Henk Wymeersch, Gonzalo Seco-Granados

5G mmWave MIMO systems enable accurate estimation of the user position and mapping of the radio environment using a single snapshot when both the base station (BS) and user are equipped with large antenna arrays.

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