Results 1 to 10 of about 550 (173)

Multicarrier transmission

open access: yesIET Signal Processing, 2008
Multicarrier transmission has recently become popular, particularly in the area of wireless broadband access technology. This tutorial overview paper formulates multicarrier transmission from a signal processing point of view and provides an in-depth analytical understanding of its constituent fundamental concepts.
M R Nakhai
exaly   +3 more sources

Energy Harvesting for TDS-OFDM in NOMA-Based Underwater Communication Systems [PDF]

open access: yesSensors, 2022
Non-orthogonal multiple access (NOMA) is considered a promising multiple access technique for fifth generation (5G) mobile networks and tactical internet due to its high spectral efficiency.
Hamada Esmaiel, Haixin Sun
doaj   +2 more sources

Design of an Integrated System for Spaceborne SAR Imaging and Data Transmission [PDF]

open access: yesSensors
In response to the conflicting demands between real-time satellite communication and high-resolution synthetic aperture radar (SAR) imaging, we propose a method that aligns the data transmission rate with the imaging data volume.
Qixing Wang   +3 more
doaj   +2 more sources

Dual-Carrier-Paired Point-to-Multipoint Transmission Over ROADM Systems: Frequency-Polarization Coding and Frequency Collaborative Control

open access: yesIEEE Photonics Journal, 2022
In dual-carrier (DC)-paired fiber optic long-reach transmission, which extends a point-to-multipoint coherent system to a cascaded reconfigurable optical add-drop multiplexing (ROADM) system, a narrow passband causes severe performance degradation of the
Takahiro Kodama, Ryosuke Matsumoto
doaj   +1 more source

BER and PSD Improvement of FBMC with Higher Order QAM Using Hermite Filter for 5G Wireless Communication and beyond

open access: yesJournal of Electrical and Computer Engineering, 2023
Nowadays, multicarrier modulation schemes are being widely used in wireless communication system than single-carrier modulation techniques. Single-carrier modulation schemes are less capable of dealing with multipath fading channels than multicarrier ...
Hise Teferi Dumari   +3 more
doaj   +1 more source

Highly focussed beampattern synthesis in FDA‐MIMO radar with multicarrier transmission

open access: yesIET Radar, Sonar & Navigation, 2023
Multicarrier technology is widely used for improving the performance of beampattern synthesis in frequency diverse array multiple‐input and multiple‐output (FDA‐MIMO) Radar.
Langhuan Geng   +4 more
doaj   +1 more source

Effects of Carrier Frequency Offset, Timing Offset, and Channel Spread Factor on the Performance of Hexagonal Multicarrier Modulation Systems

open access: yesEURASIP Journal on Wireless Communications and Networking, 2009
Hexagonal multicarrier modulation (HMM) system is the technique of choice to overcome the impact of time-frequency dispersive transmission channel. This paper examines the effects of insufficient synchronization (carrier frequency offset, timing offset ...
Kui Xu, Yuehong Shen
doaj   +2 more sources

Discrete Fourier Transform-Based Block Faster-Than- Nyquist Transmission for 5G Wireless Communications

open access: yesApplied Sciences, 2020
Faster-than-Nyquist (FTN) signaling is regarded as a potential candidate for improving data rate and spectral efficiency of 5G new radio (NR). However, complex detectors have to be utilized to eliminate the inter symbol interference (ISI) introduced by ...
Yaqiu Peng, Mingqi Li
doaj   +1 more source

PAPR Reduction of Multicarrier Faster-Than-Nyquist Signals With Partial Transmit Sequence

open access: yesIEEE Access, 2017
Multicarrier faster-than-Nyquist (MFTN) signaling is a spectral efficient transmission scheme for future communication systems. Similar as general multicarrier signals, the high peak-to-average power ratio (PAPR) is also one of the main drawbacks of MFTN
Siming Peng   +3 more
doaj   +1 more source

Peak-to-Average Power Ratio of Multicarrier Faster-Than-Nyquist Signals: Distribution, Optimization and Reduction

open access: yesIEEE Access, 2018
Multicarrier faster-than-Nyquist (MFTN) is a spectral efficient transmission scheme for future communication systems. However, as one of the most important drawbacks of multicarrier transmission systems, the peak-to-average power ratio (PAPR) of MFTN ...
Aijun Liu   +5 more
doaj   +1 more source

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