5 citations · 5 across the 10 of their papers we have counts for
10 papers
Detecting Multiple Targets with Distributed Sensing and Communication in Cell-Free Massive MIMO
Zinat Behdad, Ozlem Tugfe Demir, Ki Won Sung +1
This paper investigates multi-target detection in an integrated sensing and communication (ISAC) system within a cell-free massive MIMO (CF-mMIMO) framework. We adopt a user-centri…
Control Signaling for Reconfigurable Intelligent Surfaces: How Many Bits are Needed?
Anders Enqvist, Özlem Tuğfe Demir, Cicek Cavdar +1
Reconfigurable intelligent surfaces (RISs) can greatly improve the signal quality of future communication systems by reflecting transmitted signals toward the receiver. However, ev…
Near-Field SWIPT with gMIMO in the Upper Mid-Band: Opportunities, Challenges, and the Way Forward
Özlem Tugfe Demir, Mustafa Ozger, Ferdi Kara +2
This paper explores the integration of simultaneous wireless information and power transfer (SWIPT) with gigantic multiple-input multiple-output (gMIMO) technology operating in the…
Fair and Energy-Efficient Activation Control Mechanisms for Repeater-Assisted Massive MIMO
Ozan Alp Topal, Özlem Tuğfe Demir, Emil Björnson +1
Massive multiple-input multiple-output (mMIMO) has been the core of 5G due to its ability to improve spectral efficiency and spatial multiplexing significantly; however, cell-edge…
Detecting Unauthorized Drones with Cell-Free Integrated Sensing and Communication
Xinyue Li, Zinat Behdad, Ozan Alp Topal +2
Integrated sensing and communication (ISAC) boosts network efficiency by using existing resources for diverse sensing applications. In this work, we propose a cell-free massive MIM…
Communicate or Sense? AP Mode Selection in mmWave Cell-Free Massive MIMO-ISAC
Weixian Yan, Ozan Alp Topal, Zinat Behdad +2
Integrated sensing and communication (ISAC) is a promising technology for future mobile networks, enabling sensing applications to be performed by existing communication networks,…
Multi-Target Integrated Sensing and Communications in Massive MIMO Systems
Ozan Alp Topal, Özlem Tuğfe Demir, Emil Björnson +1
Integrated sensing and communications (ISAC) allows networks to perform sensing alongside data transmission. While most ISAC studies focus on single-target, multi-user scenarios, m…
Fundamentals of Energy-Efficient Wireless Links: Optimal Ratios and Scaling Behaviors
Anders Enqvist, Özlem Tuğfe Demir, Cicek Cavdar +1
In this paper, we examine the energy efficiency (EE) of a base station (BS) with multiple antennas. We use a state-of-the-art power consumption model, taking into account the passi…
Optimizing Reconfigurable Intelligent Surfaces for Small Data Packets: A Subarray Approach
Anders Enqvist, Özlem Tuğfe Demir, Cicek Cavdar +1
In this paper, we examine the energy consumption of a user equipment (UE) when it transmits a finite-sized data packet. The receiving base station (BS) controls a reconfigurable in…
Power Allocation for Joint Communication and Sensing in Cell-Free Massive MIMO
Zinat Behdad, Özlem Tuğfe Demir, Ki Won Sung +2
This paper studies a joint communication and sensing (JCAS) system with downlink communication and multi-static sensing for single-target detection in a cloud radio access network…