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Toplam kayıt 189, listelenen: 141-160
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Radar-aided communication scheduling algorithm for 5G and beyond networks
(IEEE-Institute of Electrical and Electronics Engineers Inc., 2022)Radar and communication coexistence is an upcoming technology with numerous research opportunities in the medium access control (MAC) layer, particularly in scheduling and radio resource management (RRM). More efficient ... -
Randomized beamforming with generalized selection transmission for security enhancement in MISO wiretap channels
(IEEE-Inst Electrical Electronics Engineers Inc, 2018)Transmit beamforming (TBF) has been proposed as an effective approach to enhance the security performance of multiple-input single-output (MISO) wiretap channels. However, this secrecy enhancement comes at some expenses, ... -
Ray tracing-based maritime channel analysis for millimeter radiowaves
(Springer, 2019)In this work, we present and analyze the simulation results of millimeter-wave propagation channel performed over the sea surface for ship to ship scenario. We present a channel characterization study where channel parameters ... -
Reducing precoder/channel mismatch and enhancing secrecy in practical MIMO systems using artificial signals
(IEEE - Institute of Electrical and Electronics Engineers, Inc, 2020)Practical multiple-input-multiple-output (MIMO) systems depend on a predefined set of precoders to provide spatial multiplexing gain. This limitation on the flexibility of the precoders affects the overall performance. ... -
Reliability enhancement in multi-numerology-based 5G new radio using INI-aware scheduling
(Springeropen, 2019)Multi-numerology waveform-based 5G new radio (NR) systems offer great flexibility for different requirements of users and services. However, there is a new type of problem that is defined as inter-numerology interference ... -
Resource allocation optimization in multiuser OFDM relay-assisted underwater acoustic sensor networks
(Elsevier Inc., 2023)Resource allocation optimization (RAO) is a crucial design issue for providing green communications in the sixth generation (6G) of underwater acoustic (UWA) sensor networks (SNs). To have a suitable convergence speed in ... -
Resource allocation with partially overlapping filtered multitone in cognitive heterogeneous networks
(IEEE-Inst Electrical Electronics Engineers INC, 2016)Partially overlapping tones have recently been offered as a new solution to reduce the other user interference in cognitive heterogeneous networks. By introducing intentional carrier frequency shift, the users can exploit ... -
Rf circuit implementation of a real-time frequency spread emulator
(IEEE-Institute of Electrical and Electronics Engineers Inc, 2018)Despite their reliability, on-site measurements are time-consuming and costly actions for the evaluation of new devices. Channel emulators are widely utilized measurement instruments to generate desired environmental channel ... -
Rotten-fruit-sorting robotic arm: (Design of low complexity cnn for embedded system)
(MDPI, 2022)Industrial Automation has revolutionized the processing industry due to its high accuracy, the time it saves, and its ability to work without tiring. Being the most fundamental part of automation machines, robotic arms are ... -
Scattering by a chiral cylinder of arbitrary cross section above a dielectric half-space
(Institute of Electrical and Electronics Engineers Inc., 2021)A simple numerical solution for electromagnetic scattering from a 2-D homogeneous chiral cylinder of arbitrary cross section placed above a dielectric half-space (DHS) is presented. A modified surface equivalence principle ... -
Scattering from chiral cylinders of arbitrary cross-sections above a ground plane
(IEEE-Institute of Electrical and Electronics Engineers Inc, 2021)The main purpose of this work is to solve the problem of electromagnetic scattering from a chiral cylinder of arbitrary cross-section above an infinite perfect electric conducting (PEC) plane. Using image theory, this ... -
A secure downlink NOMA scheme against unknown internal eavesdroppers
(IEEE-Institute of Electrical and Electronics Engineers Inc., 2021)Enhancing security level against potential internal eavesdroppers in Non-Orthogonal Multiple Access (NOMA) has been reported as a serious challenge. In this letter, a novel secure NOMA scheme based on physical-layer security ... -
Secure orthogonal transform division multiplexing (OTDM) waveform for 5G and beyond
(IEEE-Inst Electrical Electronics Engineers Inc, 2017)In this letter, a secure waveform design for future 5G wireless system is proposed. The developed waveform referred to as secure orthogonal transform division multiplexing (OTDM) waveform, is designed to diagonalize the ... -
Secure spatial multiple access using directional modulation
(IEEE-Institute of Electrical and Electronics Engineers Inc, 2018)In this paper, we introduce a secure multiple access scheme, which exploits the multipath structure of the channel to create a multi-user interference environment. The generated interference enables legitimate users to ... -
sEMG-based natural control interface for a variable stiffness transradial hand prosthesis
(Frontiers Media S.A., 2022)We propose, implement, and evaluate a natural human-machine control interface for a variable stiffness transradial hand prosthesis that achieves tele-impedance control through surface electromyography (sEMG) signals. This ... -
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 ... -
Side-edge dual-band MIMO antenna system for 5G cellular devices
(Elsevier GmbH, 2024)An eight-element multiple-input multiple-output (MIMO) antenna system is presented for two distinct 5G allocated bands, i.e., 3.5 and 5.2 GHz. The MIMO radiating elements are printed on each side of the mobile phone chassis, ... -
Signal identification for adaptive spectrum hyperspace access in wireless communications systems
(The Institute of Electrical and Electronics Engineers (IEEE), 2014)Technologies that will lead to adaptive, intelligent, and aware wireless communications systems are expected to offer solutions to the capacity, interference, and reliability problems of wireless networks. The spectrum ... -
Smart and secure wireless communications via reflecting intelligent surfaces: A short survey
(IEEE-Institute of Electrical and Electronics Engineers Inc, 2020)With the emergence of the Internet of Things (IoT) technology, wireless connectivity should be more ubiquitous than ever. In fact, the availability of wireless connection everywhere comes with security threats that, ... -
Space-variant blur kernel estimation and image deblurring through kernel clustering
(Elsevier B.V., 2019)This paper presents a space-variant blur kernel estimation and image deblurring framework. For space-variant blur kernel estimation, the input image is divided into small patches, and for each patch, the blur kernel is ...