Elektrik - Elektronik Mühendisliği Bölümü / Department of Electrical & Electronics Engineering
Güncel Gönderiler
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Transfer entropy
(MDPI, 2018) -
Confounding factor analysis for vocal fold oscillations
(MDPI, 2023)This paper provides a methodology to better understand the relationships between different aspects of vocal fold motion, which are used as features in machine learning-based approaches for detecting respiratory infections ... -
A magnetic sensor for artery pressure monitoring
(11th International Japan-Africa Conference on Electronics, Communications, and Computations (JAC-ECC), 2023)—This paper reports a magnetic sensing device for in-vivo artery pressure monitoring. The device consists of multiple magnets and hall sensors arranged orthogonally on a flexible substrate. The novelty of the device lies ... -
Is cell-free massive MIMO (CF-MMIMO) equivalent to the already existing and commercialized pCell technology?
(2021)Distributed antenna system (DAS) is a highly diversified concept that can help lower radiated power, maximize coverage, and improve spectral efficiency. Yet, the most exciting feature of DAS is the distribution of remote ... -
Protecting IMSI from fake base stations exploitation and spoofers impersonation in 5G and beyond cellular networks
(2022)Fifth-generation (5G) mobile networks require authenticated and fully secured transmissions between user devices and 5G base stations (gNodeB). In the current 5G technology standard, mobile devices cannot distinguish ... -
Modified MU-STBC with round transmission for improving the date rate and reliability of future 6G and beyond wireless networks
(2023)In this study, we present a novel multi-user scheme in which space-time block coding (STBC) is exploited for transmitting data in two rounds in a multiple-input multiple-output (MIMO) fashion while orthogonal frequency ... -
Wireless open source supremacy: osmocom-based networks for indoor and outdoor IoT applications deployment
(2023)The telecommunications landscape has undergone a remarkable transformation over the past three decades. From the early days of voice-only communication to today's era of high-speed data, video calls, and the Internet of ... -
An improved artery pressure sensor design that minimally disturbs blood pressure and flow
(2023 14th International Conference on Electrical and Electronics Engineering (ELECO), 2023)This paper reports the design of an in-vivo pressure sensor that can be implanted around the artery to measure blood pressure. As traditional arterial pressure sensors are completely wrapped around the artery, they reduce ... -
On the performance of MIMO-ANM with joint adaptive transmit antenna selection and maximum ratio combination in future 6G networks
(RS Open Journal on Innovative Communication Technologies, 2022)Multiple Input Multiple Output with Antenna Number Modulation (MIMO-ANM) has recently been introduced to the literature as an effective, competitive, and reliable transmission technology that can make the selection of ... -
Improving the performance of cell-edge users in 6G and beyond networks by utilizing a novel precoding-based hybrid CoMP transmission design
(RS Open Journal on Innovative Communication Technologies, 2022)The rapid growth of mobile traffic is driving the development of cellular communication technologies to massively improve the high-end communication experiences such as high throughput, high reliability, and universal ... -
D-SEAD: a novel multi-access multi-dimensional transmission technique for doubling the spectral efficiency per area and per device
(RS Open Journal on Innovative Communication Technologies, 2022)The world of today is characterized by a very huge inter-connectivity of data-hungry devices. This imposes on wireless system designers not only developing techniques that are spectrally efficient at the area level where ... -
Precoded universal MIMO superposition transmission for achieving optimal coverage and high throughput in 6G and beyond networks
(Balkan Journal of Electrical and Computer Engineering, 2023)A wireless network can utilize its entire resources to serve users without any allocation and provide upgraded performances such as enhanced throughput and high reliability without interference among users. However, previous ... -
A novel interference signal superposition algorithm for providing secrecy to subcarrier number modulation-based orthogonal frequency division multiplexing systems
(Transactions on Emerging Telecommunications Technologies, 2022)Orthogonal Frequency Division Multiplexing with Subcarrier Number Modulation (OFDM-SNM) is a transmission scheme that aims to convey additional data bits by exploiting the number of active subcarriers. Even though OFDM-SNM ... -
Photocatalytic degradation of bodipy dye with a shungite based PVA hydrogel under UV-light irradiation
(Proceedings of Academics World International Conference, 2022)The contamination of water with dyes is a critical problem for the environment and a great deal of research is invested to produce the novel adsorbent composites with high adsorption capacity and at the same time gaining ... -
Temperature Dependence of Emission Cross Section and Fluorescence Lifetime of Cr:Colquiriites in 78-618 K Range
(Optica Advanced Photonics Congress 2022, 2022)We have measured the temperature dependence of fluorescence lifetime and emission cross section in Cr:LiCAF, Cr:LiSGaF and Cr:LiSAF in the 78-618 K range. Our results confirm their potential as high-power ultrafast sources ... -
Temperature dependence of the emission cross-section and fluorescence lifetime in Cr:LiCAF, Cr:LiSAF, and Cr:LiSGaF between 78 K and 618 K
(2023)Cr:Colquiriites (Cr:LiCAF, Cr:LiSAF, and Cr:LiSGaF) are well-known for their broad emission bands in the near-infrared region. Unfortunately, due to their relatively weak thermomechanical strength, average powers from ... -
Passively Q-switched Cr:LiCAF laser with a saturable Bragg reflector
(Applied Physics B: Lasers and Optics, 2021)We present a low-cost multimode diode pumped passively Q-switched Cr:LiCAF laser operating near 800 nm. AlGaAs-based saturable Bragg reflectors (SBRs) were used for passive Q-switching. The system is experimentally ... -
Broadly tunable two-color lasing of Cr:LiCAF with on-surface and off-surface optical axis birefringent filters: performance comparison
(Applied Optics, 2022)We studied the two-color lasing performance of a Cr:LiCAF laser using crystal quartz on-surface and off-surface optical axis birefringent filters (BRFs). Four different on-surface optical axis BRFs with thicknesses of 2 ... -
An organic-based hybrid hydrogels: its preperation method, structural investigation, and lanthanum uptake
(International AEGEAN Conferences on Natural & Medical Sciences-VI, 2022)Rare earth elements (REEs) have been found broad applications in superconductive materials, catalysts, magnetics, hydrogen storage materials, and rechargeable batteries. By integrating REEs into different fields, their ... -
Synthesis and characterization of Near-Infrared (NIR)-light triggerable upconverting nanoparticles to enhance activity of immobilized l-asparaginase
(4. EURASIA Biochemical Approaches & Technologies-4.EBAT Conference, 2022)In this study, PEG-L-ASNase enzyme was immobilized on UCNPs and its activity was improved by NIR. NaYF4: Yb3+, Er3+/PEI UCNPs were characterized to observe structural and morphological changes before/after enzyme immobilization. ...