Makale Koleksiyonu
Recent Submissions
-
Otfs-based isac for super-resolution range-velocity profile
(2024)The recently popularized ISAC paradigm attempts carry out both communication and sensing functionalities uses the same time-frequency resources to combat the scarcity of these resources. However, high-resolution range and ... -
A novel transceiver design in wideband massive mimo for beam squint minimization
(2024)When using ultra-wideband signaling on massive multiple-input multiple-output (mMIMO) systems, the electromagnetic wave incurs an extra delay (across the array elements) comparable to or larger than the symbol duration, ... -
I-BaR: integrated balance rehabilitation framework
(2024)Neurological diseases are observed in approximately 1 billion people worldwide. A further increase is foreseen at the global level as a result of population growth and aging. Individuals with neurological disorders often ... -
A 12-bit, 100 ks/s, pvt robust sar adc in 65 nm cmos process
(2024)We present a highly robust 12-bit, 100 kS/s Successive Approximation Register (SAR) Analog-to-Digital Converter (ADC) that excels in mitigating the effects of mismatch, temperature variations and process corners. A modified ... -
A decentralized dynamic relaying-based framework for enhancing lora networks performance
(2024)Long-Range (LoRa) technology holds tremendous potential for regulating and coordinating communication among Internet of Things (IoT) devices due to its low-power consumption and cost-effectiveness. However, LoRa faces ... -
Adaptive handover control parameters over voronoi-based 5G networks
(2024)Various speed scenarios such as high-speed travelling trains and connected drones over ultra-dense heterogeneous networks (HetNets) may result in a large number of handovers (HOs), which may cause further mobility challenges. ... -
Pattern diversity based four-element dual-band mimo patch antenna for 5g mmwave communication networks
(2024)This study presents a planar dual-band multiple-input multiple-output (MIMO) antenna design for the prospective fifth-generation (5G) frequency bands of 28 and 38 GHz. The antenna element is designed by utilizing a rectangular ... -
Analysis of mobility robustness optimization in ultra-dense heterogeneous networks
(2024)Stable and reliable wireless connections during the user equipment's mobility are the critical issue in future mobile communication networks especially during UE's high-speed scenarios over dense heterogeneous networks ... -
Visualizing hydrogen peroxide and nitric oxide dynamics in endothelial cells using multispectral imaging under controlled oxygen conditions
(2024)The complex interplay between hydrogen peroxide (H2O2) and nitric oxide (NO) in endothelial cells presents challenges due to technical limitations in simultaneous measurement, hindering the elucidation of their direct ... -
Performance enhancement of Vivaldi-shaped planar UWB antenna using a single-layer FSS reflector
(2024)This work proposes the design of a frequency-selective surface (FSS)-based planar monopole antenna for ultra-wideband (UWB) communication applications. The UWB response is observed by integrating a Vivaldi-shaped slot and ... -
Pairwise sequency index modulation with OTSM for green and robust single-carrier communications
(2024)In this letter, inspired by the fundamental thoughts of sequency index modulation (SeIM) and orthogonal time sequency multiplexing (OTSM), a novel technique is introduced for green and robust single-carrier communications ... -
A novel HARQ design for RSMA networks
(2024)Rate splitting multiple access (RSMA) has a variety of advantages, including higher throughput, enhanced capacity, and network efficiency, which makes it suitable for beyond fifth generation (5G) networks. Since the combining ... -
High range resolution at reduced sampling rates in OFDM systems exploiting pilot aliasing
(2024)High range resolution (HRR) is critical for automotive radar where it is directly dependent on the available transmission bandwidth. However, HRR sensing for OFDM entails high sampling frequencies, which extends the system's ... -
Optimal handover optimization in future mobile heterogeneous network using integrated weighted and fuzzy logic models
(2024)High mobility travelling trains and drones connected via ultra-dense mobile networks may lead to frequent handovers (HOs). As a consequence, this could arise the mobility problems of the serving network such as handover ... -
A novel delay-doppler-based channel estimation method in doubly-dispersive ocdm systems
(2024)Orthogonal chirp division multiplexing (OCDM) has recently emerged as a new candidate for the 6G waveform. In high-mobility wireless channels, the inseparability of the data symbols in both time and frequency domains makes ... -
Dual-polarized wideband 5G N77 band slotted MIMO antenna system for next-generation smartphones
(Institute of Electrical and Electronics Engineers Inc., 2024)In this work, a slotted wideband eight-element multiple-input multiple-output (MIMO) antenna system is presented, which covers the N77 (3.2-4.2 GHz) frequency band. The MIMO antennas are printed on a 0.8-mm-thick FR-4 ... -
Orthogonal time frequency space multiple access using index modulation
(Institute of Electrical and Electronics Engineers Inc., 2023)Orthogonal time frequency space (OTFS) is a recent two-dimensional modulation technique utilizing delay-Doppler domain and nominated as a promising candidate waveform for beyond 5G communication systems. By leveraging both ... -
Error performance enhancement and complexity reduction in OFDM systems via coordinate interleaving under practical impairments
(Turkiye Klinikleri, 2024)In this work, subcarrier coordinate interleaving (CI) is implemented to orthogonal frequency division multiplexing (OFDM) systems with the aim of both enhancing the error performance and reducing the implementation complexity. ... -
Cyber–physical system architecture of autonomous robot ecosystem for industrial asset monitoring
(Elsevier B. V., 2024)Driven by advancements in Industry 4.0, the Internet of Things (IoT), digital twins (DT), and cyber–physical systems (CPS), there is a growing interest in the digitalizing of asset integrity management. CPS, in particular, ... -
Sequency index modulation: A novel index modulation for delay-sequency domain waveforms
(Institute of Electrical and Electronics Engineers Inc., 2023)In this letter, the sequency domain is introduced as a novel resource to propose a new index modulation, which is named sequency index modulation (SeIM). In SeIM, information bits are implicitly conveyed through the indices ...