Bildiri Koleksiyonu
Güncel Gönderiler
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Deep multi-task learning-based simultaneous channel tap and coefficient estimation
(2023)Wireless communication systems depend on accurate channel estimation to ensure efficient and reliable data transmission. The channel estimation process consists of two essential steps: channel tap and coefficient estimation. ... -
Centralized and decentralized ml-enabled integrated terrestrial and non-terrestrial networks
(2023)Non-terrestrial networks (NTNs) are a critical enabler of the persistent connectivity vision of sixth-generation networks, as they can service areas where terrestrial infrastructure falls short. However, the integration ... -
Enablers for efficient wi-fi sensing
(2023)Wireless fidelity (Wi-Fi) technology gained popularity due to its ability to provide reliable connectivity, enabling high-speed communication and information sharing. However, in recent years, the focus has shifted from ... -
Satellite
(2023)The fifth generation (5G) wireless communication systems development has brought about a paradigm shift using advanced technologies; including softwarization, virtualization, massive MIMO, and ultradensification, in addition ... -
Physical layer security using chaotic antenna arrays in point-to-point wireless communications
(2024)Chaotic antenna array (CAA)s are phased antenna arrays in which individual elements are randomized in their array position, shape, and feed line length. These randomizations generate spatially dependent large scale phase ... -
Non-cooperative high-efficiency multi-user ranging using OFDM signals
(2024)Joint radar and communication (JRC) is attracting increasing interest due to the finite nature of the electromagnetic spectrum and the importance of spatial positioning in modern communications networks. Focusing on the ... -
CSI-based sensing with NOMA of multiple sensing users for ISAC
(2023)As wireless technology continues to evolve, the integration of sensing and communication layers is becoming increasingly necessary. However, this integration presents significant technical and commercial challenges. The ... -
An X-band class-B push-pull power amplifier on a 0.25 μm SiGe-C process
(Institute of Electrical and Electronics Engineers Inc., 2023)This paper presents design of an X-band power amplifier (PA) with Class-B push-pull configuration in 0.25-μm SiGe-C Heterojunction Bipolar Transistor (HBT) BiCMOS process. The PA consists of input balun, driver stage, ... -
Dual band (28/38 GHz) antenna design for 5G mmWave communication networks
(Institute of Electrical and Electronics Engineers Inc., 2023)The goal of the 5G millimeter-wave (mmWave) technology is to outperform the earlier wireless technology generations in terms of data throughput, latency, and connection reliability. It has the potential to revolutionize ... -
Network-independent and user-controlled RIS: An experimental perspective
(IEEE Computer Society, 2023)The march towards 6G is accelerating and future wireless network architectures require enhanced performance along with significant coverage especially, to combat impairments on account of the wireless channel. Reconfigurable ... -
Quasisynchronous LoRa for LEO nanosatellite communications
(Institute of Electrical and Electronics Engineers Inc., 2023)Perfect synchronization in LoRa communications between Low Earth Orbit (LEO) satellites and ground base stations is still challenging, despite the potential use of atomic clocks in LEO satellites, which offer high precision. ... -
Spatially distributed channel shortening aided physical layer security
(Institute of Electrical and Electronics Engineers Inc., 2023)Wireless networks have become imperative in all areas of human life. As such, one of the most critical concerns in next-generation networks is ensuring the security and privacy of user data/communication. Cryptography has ... -
Circular ring fractal UWB antenna for microwave imaging applications
(Institute of Electrical and Electronics Engineers Inc., 2023)In this work, an ultra-wideband (UWB) planar antenna design is presented that is suitable for microwave imaging applications. The radiating element is comprised of three connected rings connected through thin metallic ... -
Tri-band MIMO diversity antenna for modern smartphones
(Institute of Electrical and Electronics Engineers Inc., 2023)This paper proposes the design of a MIMO antenna system with four elements, specifically tailored for future smartphones. The MIMO antenna system is operating in three important 5G frequency bands: 3.5 GHz, 4.7 GHz, and ... -
Signal of opportunity based TDOA positioning using analog TV signals
(IEEE Computer Society, 2023)The ability to self-localize is an essential requirement for many systems. Mostly, this is accomplished by using a Global Positioning System (GPS) receiver. However, in some situations, the GPS receiver is disabled by ... -
A wideband high-efficiency doherty power amplifier for LTE
(Institute of Electrical and Electronics Engineers Inc., 2023)This article describes a broadband Doherty power amplifier designed with a class AB and class C PA that is suitable for LTE Band-7 and Wi-Fi applications. The output matching network is theoretically analyzed, with emphasis ... -
Estimating multi-dimensional sparsity level for spectrum sensing
(Institute of Electrical and Electronics Engineers Inc., 2023)Identifying spectrum opportunities is a crucial element of efficient spectrum utilization for future wireless networks. Spectrum sensing offers a convenient means for revealing such opportunities. Studies showed that usage ... -
Inter-HAP based geometrical 3-D channel model operating at 28 to 60 GHz for future 6G non-terrestrial networks
(Institute of Electrical and Electronics Engineers Inc., 2023)This paper presents a geometrical 3-D channel model for stationary inter-high altitude platform (HAP) systems operating at millimeter wave (mmWave) frequency bands for the future 6G non-terrestrial networks (NTNs). The ... -
Secure pilot allocation for integrated sensing and communication
(Institute of Electrical and Electronics Engineers Inc., 2022)Sensing and physical layer security are among the key features of sixth-generation wireless networks. New security issues are emerging due to the proliferation of integrated sensing and communication applications, particularly ... -
Beam squint inspired multiple access technique in massive MIMO systems
(Institute of Electrical and Electronics Engineers Inc., 2022)Massive multiple-input multiple-output (mMIMO) systems implementing wideband signaling have been found to suffer from beam squinting problem. In multicarrier systems, beam squint causes spreading of the beam to multiple ...