collaborators

5 papers

eess.SP2026

Convex Optimization-Based Procedures for Non-Convex Quadratic Problems

Mahmoud Zaher, Emil Björnson

Mathematical optimization plays a fundamental role in signal processing and wireless communications, serving as an essential framework for the systematic design of modern systems.…

cs.IT2026

Harnessing the Freedom of Non-Uniformity in Monostatic ISAC with Antenna Flexibility

Zhe Wang, Mahmoud Zaher, Vitaly Petrov +1

This paper studies flexible non-uniform array design for monostatic integrated sensing and communication (ISAC) systems. An antenna pool is considered at the base station, where ea…

eess.SP2025

Low-Complexity ADMM-Based Multicast Beamforming in Cell-Free Massive MIMO Systems

Mahmoud Zaher, Emil Björnson

The growing demand for efficient delivery of common content to multiple user equipments (UEs) has motivated significant research in physical-layer multicasting. By exploiting the b…

eess.SP2025

Cell-Free Beamforming Design for Physical Layer Multigroup Multicasting

Mahmoud Zaher, Emil Björnson, Marina Petrova

In many wireless communication applications, it is desirable to transmit the same data to multiple user equipments (UEs). Physical layer multicasting presents an efficient transmis…

eess.SP2025

Low-Complexity SDP-ADMM for Physical-Layer Multicasting in Massive MIMO Systems

Mahmoud Zaher, Emil Björnson

There is a demand for the same data content from several user equipments (UEs) in many wireless communication applications. Physical-layer multicasting combines the beamforming cap…