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Toplam kayıt 200, listelenen: 31-40
Energy and spectral-efficient lens antenna subarray design in MmWave MIMO Systems
(IEEE-Institute Electrical Electronics Engineers Inc, 2022)
Lens antenna subarray (LAS) is one of the recently introduced technologies for future wireless networks that significantly improves the energy efficiency of multiple-input multiple-output (MIMO) systems while achieving ...
Non-redundant OFDM receiver windowing for 5G frames and beyond
(Institute of Electrical and Electronics Engineers (IEEE), 2020)
Contemporary receiver windowed-orthogonal frequency division multiplexing (RW-OFDM) algorithms have limited adjacent channel interference (ACI) rejection capability under high delay spread and small fast Fourier transformation ...
Multidimensional index modulation for 5G and beyond wireless networks
(IEEE-Institute of Electrical and Electronics Engineers Inc, 2021)
Index modulation (IM) provides a novel way for the transmission of additional data bits via the indices of the available transmit entities compared with classical communication schemes. This study examines the flexible ...
Partially overlapping tones for uncoordinated networks
(Institute of Electrical and Electronics Engineers, 2014)
In an uncoordinated network, the link-level performance of a wireless receiver might degrade significantly due to the interference from other transmitters that share the same spectrum. As a solution, in this study, the ...
Suppressing alignment: Joint PAPR and out-of-band power leakage reduction for OFDM-based systems
(Ieee-Inst Electrical Electronics Engineers Inc, 2016)
Orthogonal frequency division multiplexing (OFDM) inherently suffers from two major drawbacks: high out-of-band (OOB) power leakage and high peak-to-average power ratio (PAPR). This paper proposes a novel approach called ...
A novel biasing technique for low phase noise voltage controlled oscillators
(Elsevier Sci Ltd., 2018)
This paper proposes a new biasing technique for LC-based voltage controlled oscillators to improve the phase noise performance while ensuring the current variations to be within an acceptable range. The proposed technique ...
Joint subcarrier and antenna state selection for cognitive heterogeneous networks with reconfigurable antennas
(Institute of Electrical and Electronics Engineers, 2015)
Reconfigurable antennas (RA) offer an emerging technology that allows wireless devices to alter their antenna states determined by different radiation patterns to maximize received signal strength. In this paper, we consider ...
Innovative telecommunications training through flexible radio platforms
(Institute of Electrical and Electronics Engineers, 2019)
The everchanging telecommunication industry is in severe need of a highly skilled workforce to shape and deploy future generation communication systems. This article presents innovative telecommunication training that is ...
Characterization of LEDs for visible-light communications
(SPIE-Society of Photo-Optical Instrumentation Engineers, 2021)
Recent advances in solid-state technologies have enabled the development of light-emitting diodes (LEDs) with favorable features such as long life expectancy, low-power consumption, and reduced heat dissipation. Visible-light ...
A windowing technique for optimal time-frequency concentration and aci rejection in ofdm-based systems
(Institute of Electrical and Electronics Engineers, 2015)
In this paper, we introduce a windowing technique, which provides optimal time-frequency containment and maximal adjacent channel interference (ACI) rejection for orthogonal frequency-division multiplexing (OFDM)-based ...