activity
20242026
collaborators

5 papers

eess.SP2026

Active MIMO Sensing With Exploration-Exploitation Tradeoff

Nadim Ghaddar, Kareem M. Attiah, Wei Yu

This paper develops an active sensing framework for designing the transmit and receive beamformers of a multiple-input multiple-output (MIMO) radar system. In the proposed techniqu…

cs.IT2025

Uplink-Downlink Duality for Beamforming in Integrated Sensing and Communications

Kareem M. Attiah, Wei Yu

This paper considers the beamforming and power optimization problem for a class of integrated sensing and communications (ISAC) problems that utilize the communication signals simu…

eess.SP2025

How Many Simultaneous Beamformers are Needed for Integrated Sensing and Communications?

Kareem M. Attiah, Wei Yu

Consider a downlink integrated sensing and communications (ISAC) system in which a base station employs linear beamforming to communicate to users, while simultaneously uses se…

eess.SP2025

RIS-Assisted Joint Sensing and Communications via Fractionally Constrained Fractional Programming

Yiming Liu, Kareem M. Attiah, Wei Yu

This paper studies an uplink dual-functional sensing and communication system aided by a reconfigurable intelligent surface (RIS), whose reflection pattern is configured to trade-o…

cs.IT2024

Coded Downlink Massive Random Access and a Finite de Finetti Theorem

Ryan Song, Kareem M. Attiah, Wei Yu

This paper considers a massive connectivity setting in which a base-station (BS) aims to communicate sources to a randomly activated subset of users, among a…