Results 1 to 10 of about 8,046 (255)

Modeling and Analysis of Spatial Inter-Symbol Interference for RGB Image Sensors Based on Visible Light Communication [PDF]

open access: yesSensors, 2019
In this paper, RGB image sensors based on visible light communication system are designed and researched. In our study, the spatial inter-symbol interference is considered and the formation mechanism of the stray light, the influence of the spatial inter-
Peng Liu   +3 more
doaj   +4 more sources

Performance Analysis of Turbo Codes, LDPC Codes, and Polar Codes over an AWGN Channel in the Presence of Inter Symbol Interference [PDF]

open access: yesSensors, 2023
This paper discusses the results of simulations relating to the performances of turbo codes, low density parity check (LDPC) codes, and polar codes over an additive white Gaussian noise (AWGN) channel in the presence of inter symbol interference ...
Adriana-Maria Cuc   +2 more
doaj   +2 more sources

Numerical MCRT Simulation and Inter-Symbol Interference Analysis of Laser Multipath Transmission in Airborne Air-to-Air Channels

open access: yesPhotonics
To address the issues of signal waveform distortion and inter-symbol interference, both of which lead to performance degradation in airborne laser communication due to multipath transmission in airborne air-to-air channels, theoretical analysis and Monte
Shiqi Wu   +7 more
doaj   +3 more sources

An Improved MMSE-NP-RISIC Equalization Algorithm in FTN System [PDF]

open access: yesJisuanji gongcheng, 2020
Faster-Than-Nyquist(FTN) signaling can improve the system effectiveness without reducing the system reliability,but it will bring serious inter-symbol interference and have a serious impact on the equalization performance of the system.Although the ...
YANG Lu, HUANG Junxi, LI Yuan
doaj   +1 more source

A Novel Approach for Cancelation of Nonaligned Inter Spreading Factor Interference in LoRa Systems

open access: yesIEEE Open Journal of the Communications Society, 2022
Long Range (LoRa) has become a key enabler technology for low power wide area networks. However, due to its ALOHA-based medium access scheme, LoRa has to cope with collisions that limit the capacity and network scalability.
Qiaohan Zhang   +5 more
doaj   +1 more source

M-Ary Direct Modulation Chirp Spread Spectrum for Spectrally Efficient Communications

open access: yesInformation, 2023
Spread spectrum techniques, such as the Chirp Spread Spectrum (CSS) used by LoRa technology, are important for machine-to-machine communication in the context of the Internet of Things.
Jocelyn Edinio Zacko Gbadoubissa   +3 more
doaj   +1 more source

Symbol Error Rate Minimization Based Constructive Interference Precoding for Multi-User Systems

open access: yesIEEE Access, 2021
Symbol level precoding based on the concept of constructive interference has been recognized as an advanced version of conventional interference-avoidance precoding for multi-user transmission.
Ling Zhang   +3 more
doaj   +1 more source

Artificial intelligence enhances the performance of chaotic baseband wireless communication

open access: yesIET Communications, 2021
It was reported recently that chaos properties could be used to relieve inter‐symbol interference caused by multipath propagation in chaos‐based wireless communication system.
Hai‐Peng Ren   +4 more
doaj   +1 more source

Intersymbol Interference in Indoor Visible Light Communication Systems Employing LED Sources of Large Area [PDF]

open access: yesThe Egyptian International Journal of Engineering Sciences and Technology, 2022
This work is concerned with the assessment of inter-symbol interference (ISI) encountered in indoor visible light communication (VLC) system inside a room of relatively small dimensions (room area ≤ 5m × 5m).
Khalid Hussein, Marwa Ali
doaj   +1 more source

MODELING OF A DIGITAL COMMUNICATION SYSTEM WITH INTERFERENCE-RESISTANT CODING OVER DELAYED MULTIPATH CHANNELS FOR A FIXED WIRELESS ACCESS SYSTEM

open access: yesScientific Journal of Astana IT University, 2023
In this study, an analysis of the performance of a digital communication system was conducted to improve the efficiency of the communication channel.
Manara Seksembayeva   +4 more
doaj   +1 more source

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