8 papers
Doubly Adaptive Channel and Spatial Attention for Semantic Image Communication by IoT Devices
Soroosh Miri, Sepehr Abolhasani, Shahrokh Farahmand +2
Internet of Things (IoT) networks face significant challenges such as limited communication bandwidth, constrained computational and energy resources, and highly dynamic wireless c…
Enhancing Connectivity for Emergency Vehicles Through UAV Trajectory and Resource Allocation Optimization
S. Fatemeh Bozorgi, S. Mohammad Razavizadeh, Mohsen Rezaee
Effective communication for emergency vehicles - such as ambulances and fire trucks - is essential to support their operations in various traffic and environmental conditions. In t…
Secure Beamforming in Multi-User Multi-IRS Millimeter Wave Systems
Anahid Rafieifar, Hosein Ahmadinejad, S. Mohammad Razavizadeh +1
We study the secrecy rate maximization problem in a millimeter wave (mmWave) network, consisting of a base station (BS), multiple intelligent reflecting surfaces (IRSs) (or reconfi…
Capacity Achieving Design for Hybrid Beamforming in Millimeter Wave Massive MIMO Systems
Rohollah Vahdani, S. Mohammad Razavizadeh
Hybrid digital and analog beamforming is a highly effective technique for implementing beamforming methods in millimeter wave (mmWave) systems. It provides a viable solution to rep…
Integrated Sensing, Communication, and Powering (ISCAP) for IoT: A Joint Beamforming Design
Maryam Asadi Ahmadabadi, S. Mohammad Razavizadeh, Vahid Jamali
This paper studies Integrated Sensing, Communication, and Powering (ISCAP) as a novel framework designed to enhance Internet of Things (IoT) applications within sixth-generation wi…
DRL-Based Secure Spectrum-Reuse D2D Communications with RIS Assistance
Maryam Asadi Ahmadabadi, Farimehr Zohari, S. Mohammad Razavizadeh
This study examines the secrecy performance of an uplink device-to-device (D2D) communication system enhanced by reconfigurable intelligent surfaces (RIS) while considering the pre…