Search Results for author: Ahmad Bazzi

Found 13 papers, 1 papers with code

Complex Neural Network based Joint AoA and AoD Estimation for Bistatic ISAC

1 code implementation31 Mar 2024 Salmane Naoumi, Ahmad Bazzi, Roberto Bomfin, Marwa Chafii

Integrated sensing and communication (ISAC) in wireless systems has emerged as a promising paradigm, offering the potential for improved performance, efficient resource utilization, and mutually beneficial interactions between radar sensing and wireless communications, thereby shaping the future of wireless technologies.

Computational Efficiency

RIS-Enabled Integrated Sensing and Communication for 6G Systems

no code implementations31 Dec 2023 Dexin Wang, Ahmad Bazzi, Marwa Chafii

Therefore, this work proposes a localization algorithm tailored for the integrated sensing and communications RIS-aided architecture, which is capable of uniquely positioning targets within the scene.

Secure Full Duplex Integrated Sensing and Communications

no code implementations18 Dec 2023 Ahmad Bazzi, Marwa Chafii

Based on the proposed model, we formulate a power efficient secure ISAC optimization framework design, which is intended to guarantee both UL and DL secrecy rates requirements, while illuminating radar beams towards eavesdroppers.

Mutual Information Based Pilot Design for ISAC

no code implementations22 Jun 2023 Ahmad Bazzi, Marwa Chafii

The following paper presents a novel orthogonal pilot design dedicated for dual-functional radar and communication (DFRC) systems performing multi-user communications and target detection.

Deep Learning-based Estimation for Multitarget Radar Detection

no code implementations5 May 2023 Mamady Delamou, Ahmad Bazzi, Marwa Chafii, El Mehdi Amhoud

Target detection and recognition is a very challenging task in a wireless environment where a multitude of objects are located, whether to effectively determine their positions or to identify them and predict their moves.

Robust Integrated Sensing and Communication Beamforming for Dual-functional Radar and Communications: Method and Insights

no code implementations14 Mar 2023 Ahmad Bazzi, Marwa Chafii

This work presents a novel robust beamforming design dedicated for dual-functional radar and communication (DFRC) base stations (BSs) in the context of integrated sensing and communications (ISAC).

Joint Radar-Communication

On Hybrid Radar Fusion for Integrated Sensing and Communication

no code implementations10 Mar 2023 Akhileswar Chowdary, Ahmad Bazzi, Marwa Chafii

The following paper introduces a novel integrated sensing and communication (ISAC) scenario termed hybrid radar fusion.

RIS-Enabled Passive Radar towards Target Localization

no code implementations21 Oct 2022 Ahmad Bazzi, Marwa Chafii

In this paper, we study a communication-centric integrated sensing and communication (ISAC) approach, where an access point (AP) communicates with users, while a passive radar (PR) is present in the environment.

Dual-Mode Time Domain Multiplexed Chirp Spread Spectrum

no code implementations8 Oct 2022 Ali Waqar Azim, Ahmad Bazzi, Mahrukh Fatima, Raed Shubair, Marwa Chafii

One of these symbols consisting of even and odd frequency shifts (FSs) is chirped using an up-chirp.

On Integrated Sensing and Communication Waveforms with Tunable PAPR

no code implementations6 Oct 2022 Ahmad Bazzi, Marwa Chafii

We present a novel approach to the problem of dual-functional radar and communication (DFRC) waveform design with adjustable peak-to-average power ratio (PAPR), while minimizing the multi-user communication interference and maintaining a similarity constraint towards a radar chirp signal.

Chirp Spread Spectrum-based Waveform Design and Detection Mechanisms for LPWAN-based IoT -- A Survey

no code implementations22 Aug 2022 Ali Waqar Azim, Ahmad Bazzi, Raed Shubair, Marwa Chafii

Despite this, there has been a dearth of research dedicated to enhancing the data transfer capabilities of LoRa until recently, when a plethora of CSS-based PHY layer alternatives to LoRa for LPWANs was proposed.

On Outage-based Beamforming Design for Dual-Functional Radar-Communication 6G Systems

no code implementations11 Jul 2022 Ahmad Bazzi, Marwa Chafii

This article studies and derives beamforming design in a dual-functional radar-communication (DFRC) multiple-input-multiple-output system.

Dual-Mode Chirp Spread Spectrum Modulation

no code implementations19 May 2022 Ali Waqar Azim, Ahmad Bazzi, Raed Shubair, Marwa Chafii

The SE increases by up to \(116. 66\%\) for the same bandwidth and spreading factor relative to LoRa.

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