activity
20222026
most citedMeasurement-based Characterization of Physical Layer Security for RIS-assisted Wireless Systems

12 citations · 16 across the 10 of their papers we have counts for

collaborators

10 papers

eess.SP2026

RAG-driven Multi-Agent LLM Framework with Task Decomposition for Beyond 5G Auto-Configuration

İrşat Emin Sarıdaş, Onur Salan, Ali Görçin +2

While Large Language Models (LLMs) offer a promising path toward intent-driven network management by translating natural language human intents into machine-readable configurations…

eess.SP2025

ORIX: Orchestration of RIS with xApps for Smart Wireless Factory Environments

Sefa Kayraklik, Ali Fuat Sahin, Onur Salan +8

The vision of a smart wireless factory (SWF) demands highly flexible, low-latency, and reliable connectivity that goes beyond conventional wireless solutions. Reconfigurable intell…

eess.SP2025★ 3 cited

N78 Frequency Band Modular RIS Design and Implementation

Sefa Kayraklık, Recep Baş, Hasan Oğuzhan Çalışkan +6

Reconfigurable intelligent surface (RIS), capable of dynamically controlling wireless propagation characteristics using reflecting antenna elements, is a promising technology for e…

cs.IT2025

Theoretical and Experimental Assessment of Large Beam Codebook at mmWave Devices: How Much is Enough?

Bora Bozkurt, Hasan Atalay Gunel, Mohaned Chraiti +3

Modern millimeter wave (mmWave) transceivers come with a large number of antennas, each of which can support thousands of phase shifter configurations. This capability enables beam…

eess.SP2025

On Outage Analysis of OTFS Based LEO-Satellite Systems With HAPS Relaying

Burak Ahmet Celebi, Omer Faruk Akyol, Semiha Tedik Basaran +2

This paper presents an Orthogonal Time Frequency Space (OTFS) waveform application along with a high altitude platform station (HAPS) relaying for remedying severe Doppler effects…

eess.SP2025★ 1 cited

RIS Optimization Algorithms for Urban Wireless Scenarios in Sionna RT

Ahmet Esad Güneşer, Berkay Şekeroğlu, Sefa Kayraklık +4

This paper evaluates the performance of reconfigurable intelligent surface (RIS) optimization algorithms, which utilize channel estimation methods, in ray tracing (RT) simulations…

cs.IT2024

Beam Codebook Refinement for mmWave Devices with Random Orientations: Concept and Experimental Validation

Bora Bozkurt, Ahmet Muaz Aktas, Hasan Atalay Gunel +3

There is a growing interest in codebook-based beam-steering for millimeter-wave (mmWave) systems due to its potential for low complexity and rapid beam search. A key focus of recen…

eess.SP2024

RF Chain-Free mmWave Transmission: Modeling and Experimental Verification

M. Yaser Yağan, Ibrahim Hökelek, Ali E. Pusane +1

The utilization of millimeter wave frequency bands is expected to become prevalent in the following communication systems. However, generating and transmitting communication signal…

eess.SP2023

Rapid CNN-Assisted Iterative RIS Element Configuration

Samed Keşir, M. Yaser Yağan, İbrahim Hökelek +2

Reconfigurable Intelligent Surfaces (RISs) are becoming one of the fundamental building blocks of next-generation wireless communication systems. To that end, RIS phase configurati…

eess.SP2022★ 12 cited

Measurement-based Characterization of Physical Layer Security for RIS-assisted Wireless Systems

Samed Keşir, Sefa Kayraklık, İbrahim Hökelek +3

There have been recently many studies demonstrating that the performance of wireless communication systems can be significantly improved by a reconfigurable intelligent surface (RI…