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eess.SP2025
Urban RIS-Assisted HAP Networks: Performance Analysis Using Stochastic Geometry
Islam M. Tanash, Ayush Kumar Dwivedi, Taneli Riihonen
This paper studies a high-altitude platform (HAP) network supported by reconfigurable intelligent surfaces (RISs). The practical irregular placement of HAPs and RISs is modeled usi…
eess.SP2024
Enhancing HAP Networks with Reconfigurable Intelligent Surfaces
Islam M. Tanash, Ayush Kumar Dwivedi, Fatemeh Rafiei Maleki +1
This paper presents and analyzes a reconfigurable intelligent surface (RIS)-based high-altitude platform (HAP) network. Stochastic geometry is used to model the arbitrary locations…
eess.SP2024
Efficient Transmission Scheme for LEO Satellite-Based NB-IoT: A Data-Driven Perspective
Ayush Kumar Dwivedi, Houcine Chougrani, Sachin Chaudhari +2
This study analyses the medium access control (MAC) layer aspects of a low-Earth-orbit (LEO) satellite-based Internet of Things (IoT) network. A transmission scheme based on change…