Results 41 to 50 of about 687 (114)

Receiver Design for Faster-Than-Nyquist Signaling: Deep-Learning-Based Architectures

open access: yesIEEE Access, 2020
Faster-than-Nyquist (FTN) is a promising paradigm to improve bandwidth utilization at the expense of additional intersymbol interference (ISI). In this paper, we apply state-of-the-art deep learning (DL) technology into receiver design for FTN signaling ...
Peiyang Song   +4 more
doaj   +1 more source

Reduced-Complexity FFT-Spread Multicarrier Faster-Than-Nyquist Signaling in Frequency-Selective Fading Channel

open access: yesIEEE Open Journal of the Communications Society, 2022
In this paper, we propose novel reduced-complexity fast Fourier transform (FFT)-spread multicarrier faster-than-Nyquist (MFTN) signaling with power allocation for a frequency-selective fading channel.
Takumi Ishihara, Shinya Sugiura
doaj   +1 more source

Differential Faster-Than-Nyquist Signaling

open access: yesIEEE Access, 2018
In this paper, we propose a novel differential faster-than-Nyquist (DFTN) signaling concept that allows us to dispense with any channel estimation at the receiver, while benefiting from a rate boost specific to faster-than-Nyquist (FTN) signaling.
Takumi Ishihara, Shinya Sugiura
doaj   +1 more source

Faster than Nyquist signaling: algorithms to silicon

open access: yes, 2014
This book addresses the challenges and design trade-offs arising during the hardware design of Faster-than-Nyquist (FTN) signaling transceivers. The authors describe how to design for coexistence between the FTN system described and Orthogonal frequency ...
Öwall, Viktor   +3 more
core   +1 more source

Delay-Doppler-Domain Channel Estimation and Reduced-Complexity Detection of Faster-Than-Nyquist Signaling Aided OTFS

open access: yesIEEE Open Journal of Vehicular Technology
We conceive a novel channel estimation and data detection scheme for OTFS-modulated faster-than-Nyquist (FTN) transmission over doubly selective fading channels, aiming for enhancing the spectral efficiency and Doppler resilience.
Zekun Hong   +3 more
doaj   +1 more source

FTN Signal Carrier Synchronization Based on DFT and Quadratic Polynomial Fitting [PDF]

open access: yesJisuanji gongcheng, 2018
Faster-than-Nyquist(FTN) signaling,which is promising in 5G mobile communication,has higher information rate and spectrum efficiency.However,symbol interval’s compression resulted in infinite Inter-Symbol Interferences (ISI),which would deteriorate the ...
CHENG Peng,LIU Aijun,LIANG Xiaohu,WANG Ke,CAI Biao
doaj   +1 more source

Optimal side lobes under linear and faster-than-Nyquist modulation [PDF]

open access: yes, 2007
We minimize the frequency and time occupancy of multicarrier binary linear modulation based on two-dimensional faster than Nyquist (FTN) signaling.
Fredrik Rusek   +3 more
core   +1 more source

Optimal Pilot Sequences for Timing Estimation in Faster-than-Nyquist Systems [PDF]

open access: yes, 2021
Traditional synchronization techniques are usually challenged by Faster-than-Nyquist (FTN) signals which discard orthogonal pulses to the advantage of an increased spectral efficiency.
Mounsif, Leila, Roque, Damien
core   +1 more source

Machine Learning Approaches for Faster-than-Nyquist (FTN) Signaling Detection [PDF]

open access: yes, 2023
There will be a significant demand on having a fast and reliable wireless communication systems in future. Since bandwidth and bit rate are tightly connected to each other, one approach will be increasing the bandwidth.
Abbasi, Sina
core  

Survey of Faster-Than-Nyquist for Flexible Passive Optical Networks

open access: yes, 2015
The constant growing in traffic demands has driven to look for new methods with which to reduce the occupied bandwidth and efficient use of the optical spectrum. Despite non-orthogonal signalling lead to intersymbolic interference introduction, it can be
Sotelo, Félix   +17 more
core   +1 more source

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