Farshad Rostami Ghadi
YOU?
Author Swipe
View article: Physical Layer Security over Fluid Reconfigurable Intelligent Surface-assisted Communication Systems
Physical Layer Security over Fluid Reconfigurable Intelligent Surface-assisted Communication Systems Open
This letter investigates the secrecy performance of wireless communication systems assisted by a fluid reconfigurable intelligent surface (FRIS). Unlike conventional reconfigurable intelligent surfaces (RISs) with fixed geometries, FRISs d…
View article: Voltage Profile-Driven Physical Layer Authentication for RIS-Aided Backscattering Tag-to-Tag Networks
Voltage Profile-Driven Physical Layer Authentication for RIS-Aided Backscattering Tag-to-Tag Networks Open
View article: Physical layer security in FAS-aided wireless powered NOMA systems
Physical layer security in FAS-aided wireless powered NOMA systems Open
View article: A Contemporary Survey on Fluid Antenna Systems: Fundamentals and Networking Perspectives
A Contemporary Survey on Fluid Antenna Systems: Fundamentals and Networking Perspectives Open
The explosive growth of teletraffic, fueled by the convergence of cyber-physical systems and data-intensive applications, such as the Internet of Things (IoT), autonomous systems, and immersive communications, demands a multidisciplinary s…
View article: FIRES: Fluid Integrated Reflecting and Emitting Surfaces
FIRES: Fluid Integrated Reflecting and Emitting Surfaces Open
This letter introduces the concept of fluid integrated reflecting and emitting surface (FIRES), which constitutes a new paradigm seamlessly integrating the flexibility of fluid-antenna systems (FASs) with the dual functionality of simultan…
View article: Phase-mismatched STAR-RIS with FAS-assisted RSMA Users
Phase-mismatched STAR-RIS with FAS-assisted RSMA Users Open
This paper considers communication between a base station (BS) to two users, each from one side of a simultaneously transmitting-reflecting reconfigurable intelligent surface (STAR-RIS) in the absence of a direct link. Rate-splitting multi…
View article: Voltage Profile-Driven Physical Layer Authentication for RIS-aided Backscattering Tag-to-Tag Networks
Voltage Profile-Driven Physical Layer Authentication for RIS-aided Backscattering Tag-to-Tag Networks Open
Backscattering tag-to-tag networks (BTTNs) are emerging passive radio frequency identification (RFID) systems that facilitate direct communication between tags using an external RF field and play a pivotal role in ubiquitous Internet of Th…
View article: Physical Layer Security in FAS-aided Wireless Powered NOMA Systems
Physical Layer Security in FAS-aided Wireless Powered NOMA Systems Open
The rapid evolution of communication technologies and the emergence of sixth-generation (6G) networks have introduced unprecedented opportunities for ultra-reliable, low-latency, and energy-efficient communication. However, the integration…
View article: Secure Backscatter Communications Through RIS: Modeling and Performance
Secure Backscatter Communications Through RIS: Modeling and Performance Open
View article: Gaussian Copula-Based Outage Performance Analysis of Fluid Antenna Systems: Channel Coefficient-or Envelope-Level Correlation Matrix?
Gaussian Copula-Based Outage Performance Analysis of Fluid Antenna Systems: Channel Coefficient-or Envelope-Level Correlation Matrix? Open
Gaussian copula has been employed to evaluate the outage performance of Fluid Antenna Systems (FAS), with the covariance matrix reflecting the dependence among multivariate normal random variables (RVs). While prior studies approximate thi…
View article: Fluid Antenna-Aided Rate-Splitting Multiple Access
Fluid Antenna-Aided Rate-Splitting Multiple Access Open
This letter considers a fluid antenna system (FAS)-aided rate-splitting multiple access (RSMA) approach for downlink transmission. In particular, a base station (BS) equipped with a single traditional antenna system (TAS) uses RSMA signali…
View article: Fluid Antenna Multiple Access with Simultaneous Non-unique Decoding in Strong Interference Channel
Fluid Antenna Multiple Access with Simultaneous Non-unique Decoding in Strong Interference Channel Open
Fluid antenna system (FAS) is gaining attention as an innovative technology for boosting diversity and multiplexing gains. As a key innovation, it presents the possibility to overcome interference by position reconfigurability on one radio…
View article: Physical Layer Mutual Authentication in RIS-Aided Monostatic Backscatter Communications: A Dual-Edged Analysis
Physical Layer Mutual Authentication in RIS-Aided Monostatic Backscatter Communications: A Dual-Edged Analysis Open
Backscatter communication (BC) emerges as a pivotal technology for ultra-low-power energy harvesting applications, but its practical deployment is often hampered by notable security vulnerabilities. Physical layer authentication (PLA) offe…
View article: Secure Backscatter Communications Through RIS: Modeling and Performance
Secure Backscatter Communications Through RIS: Modeling and Performance Open
Backscatter communication (BC) has emerged as a pivotal wireless communication paradigm owing to its low-power and cost-effective characteristics. However, BC faces various challenges from its low signal detection rate to its security vuln…
View article: RIS-Aided Backscattering Tag-to-Tag Networks: Performance Analysis
RIS-Aided Backscattering Tag-to-Tag Networks: Performance Analysis Open
Backscattering tag-to-tag networks (BTTNs) represent a passive radio frequency identification (RFID) system that enables direct communication between tags within an external radio frequency (RF) field. However, low spectral efficiency and …
View article: Secrecy Performance Analysis of RIS-Aided Fluid Antenna Systems
Secrecy Performance Analysis of RIS-Aided Fluid Antenna Systems Open
This paper examines the impact of emerging fluid antenna systems (FAS) on reconfigurable intelligent surface (RIS)-aided secure communications. Specifically, we consider a classic wiretap channel, where a fixed-antenna transmitter sends co…
View article: Performance Analysis of FAS-Aided NOMA-ISAC: A Backscattering Scenario
Performance Analysis of FAS-Aided NOMA-ISAC: A Backscattering Scenario Open
This paper investigates a two-user downlink system for integrated sensing and communication (ISAC) in which the two users deploy a fluid antenna system (FAS) and adopt the nonorthogonal multiple access (NOMA) strategy. Specifically, the in…
View article: A Tutorial on Fluid Antenna System for 6G Networks: Encompassing Communication Theory, Optimization Methods and Hardware Designs
A Tutorial on Fluid Antenna System for 6G Networks: Encompassing Communication Theory, Optimization Methods and Hardware Designs Open
The advent of the sixth-generation (6G) networks presents another round of revolution for the mobile communication landscape, promising an immersive experience, robust reliability, minimal latency, extreme connectivity, ubiquitous coverage…
View article: Coding-Enhanced Cooperative Jamming for Secret Communication in Fluid Antenna Systems
Coding-Enhanced Cooperative Jamming for Secret Communication in Fluid Antenna Systems Open
This letter investigates the secret communication problem for a fluid antenna system (FAS)-assisted wiretap channel, where the legitimate transmitter transmits an information-bearing signal to the legitimate receiver, and at the same time,…
View article: Channel Estimation and Reconstruction in Fluid Antenna System: Oversampling is Essential
Channel Estimation and Reconstruction in Fluid Antenna System: Oversampling is Essential Open
Fluid antenna system (FAS) has recently surfaced as a promising technology for the upcoming sixth generation (6G) wireless networks. Unlike traditional antenna system (TAS) with fixed antenna location, FAS introduces a flexible component i…
View article: On Performance of FAS-aided Wireless Powered NOMA Communication Systems
On Performance of FAS-aided Wireless Powered NOMA Communication Systems Open
This paper studies the performance of a wireless powered communication network (WPCN) under the non-orthogonal multiple access (NOMA) scheme, where users take advantage of an emerging fluid antenna system (FAS). More precisely, we consider…
View article: Cache-Enabled Millimetre-Wave Fluid Antenna Systems: Modeling and Performance
Cache-Enabled Millimetre-Wave Fluid Antenna Systems: Modeling and Performance Open
This letter investigates the performance of content caching in a heterogeneous cellular network (HetNet) consisting of fluid antenna system (FAS)-equipped mobile users (MUs) and millimeter-wave (mm-wave) single-antenna small base stations …
View article: On Performance of RIS-Aided Fluid Antenna Systems
On Performance of RIS-Aided Fluid Antenna Systems Open
This letter studies the performance of reconfigurable intelligent surface (RIS)-aided communications for a fluid antenna system (FAS) enabled receiver. Specifically, a fixed singleantenna base station (BS) transmits information through a R…
View article: Physical Layer Security over Fluid Antenna Systems: Secrecy Performance Analysis
Physical Layer Security over Fluid Antenna Systems: Secrecy Performance Analysis Open
This paper investigates the performance of physical layer security (PLS) in fluid antenna-aided communication systems under arbitrary correlated fading channels. In particular, it is considered that a single fixed-antenna transmitter aims …
View article: Performance Analysis of Fluid Antenna-aided Backscatter Communications Systems
Performance Analysis of Fluid Antenna-aided Backscatter Communications Systems Open
This paper studies the performance of backscatter communications (BC) over emerging fluid antenna (FA) technology. In particular, a single-antenna source sends information to a FA reader through the wireless forward (i.e., source-to-tag) a…
View article: Physical Layer Security Performance of Cooperative Dual RIS-aided V2V NOMA Communications
Physical Layer Security Performance of Cooperative Dual RIS-aided V2V NOMA Communications Open
This paper investigates the performance of physical layer security (PLS) in a vehicle-to-vehicle (V2V) communication system, where a transmitter vehicle exploits a dual reconfigurable intelligent surface (RIS) to send confidential informat…
View article: Fluid Antenna-Assisted Dirty Multiple Access Channels Over Composite Fading
Fluid Antenna-Assisted Dirty Multiple Access Channels Over Composite Fading Open
This letter investigates the application of the emerging fluid antenna (FA) technology in multiuser communication systems when side information (SI) is known at the transmitters. We consider a K -user dirty multiple access channel (DMAC) w…
View article: Enabling Intelligent Omni-Surfaces in the Polarization Domain: Principles, Implementation and Applications
Enabling Intelligent Omni-Surfaces in the Polarization Domain: Principles, Implementation and Applications Open
Wireless communications based on reconfigurable intelligent surfaces (RIS) have upsurged as a key research topic in the communication-theoretic arena. Recently, the RIS concept has evolved into the so-called simultaneously transmitting and…
View article: Performance Analysis of RIS/STAR-IOS-Aided V2V NOMA/OMA Communications Over Composite Fading Channels
Performance Analysis of RIS/STAR-IOS-Aided V2V NOMA/OMA Communications Over Composite Fading Channels Open
Publisher Copyright: © 2016 IEEE.
View article: Enabling Intelligent Omni-Surfaces in the Polarization Domain: Principles, Implementation and Applications
Enabling Intelligent Omni-Surfaces in the Polarization Domain: Principles, Implementation and Applications Open
Research in wireless communications based on reconfigurable intelligent surfaces (RIS) has surged in the communication-theoretic arena. Recently, the RIS concept has moved into the area of so-called simultaneously transmitting and reflecti…