Results 11 to 20 of about 1,530 (149)

A Model of OFDM based Maritime VHF Communication System for Data Exchange

open access: yesPolish Maritime Research, 2018
In the maritime Very High Frequency (VHF) band, there are no systems for transmitting large amounts of data. Therefore, it is necessary to develop new systems that would modernize the Global Maritime Distress and Safety System (GMDSS), significantly ...
Sanjin Valčić, T. Pogány, Z. Mrak
semanticscholar   +2 more sources

Progress of Work on e-navigation and the Modernisation of GMDSS

open access: yesScientific Journal of Gdynia Maritime University, 2019
The article presents the progress of work on the e-navigation project carried out by the International Maritime Organization (IMO). Progress of the work on the second project carried out by the IMO is also described, related to e-navigation and involving
K. Korcz
semanticscholar   +3 more sources

Analysis of Bi-LSTM CRF Series Models for Semantic Classification of NAVTEX Navigational Safety Messages

open access: yesJournal of Marine Science and Engineering
NAVTEX is a key component in the Global Maritime Distress and Safety System (GMDSS) that automatically transmits urgent maritime safety information such as navigational and meteorological warnings and forecasts to vessels.
Changui Lee, Hoyeon Cho, Seojeong Lee
semanticscholar   +3 more sources

Key Points of the Modernized GMDSS System [PDF]

open access: yesTransNav, 2023
The article presents the reasons and the entire process of work on the modernization of the GMDSS system. The main legal and technical aspects of the modernization of the GMDSS system were discussed as well.
Karol Korcz
doaj   +1 more source

Implementation of the Multifunctional Communication System for RIS Center Supporting Inland Navigation [PDF]

open access: yesTransNav, 2021
The article presents the feasibility of implementation integrated digital and analog radio-communications systems in maritime and inland navigation at the RIS Center. Structure of the date transmission in the RIS system was characterized.
Andrzej Lisaj
doaj   +1 more source

Developments of Interface for VHF, MF/HF Communication Using DSC in GMDSS Services in the Framework of E-navigation Concept [PDF]

open access: yesTransNav, 2021
It is proposed the description of interface for VHF/MF/HF for simplification of DSC communication for implementation in the frame of conception developments in GMDSS services, applied to Maritime Mobile Services.
Vitaliy Koshevyy, Aleksandr Shishkin
doaj   +1 more source

Viability and Performance Analysis, at a Physical Level, of a Maritime Communication Network on Medium Frequency

open access: yesJournal of Marine Science and Engineering, 2021
This paper analysed the potentialities that have not yet been exploited of the Automatic Vessel Identification System on Medium Frequency (AVISOMEF) that was previously presented to the scientific community.
Alfonso-Isidro López-Diaz   +4 more
doaj   +1 more source

SMART Digital Selective Calling User Interface on the Base of Integration Maritime Navigation and Radiocommunication Equipment [PDF]

open access: yesTransNav, 2021
High level solution S4 of the IMO E-navigation Strategy Implementation Plan provides integration and presentation of available information in graphical displays received via communication equipment.
Vitaliy Koshevyy   +2 more
doaj   +1 more source

The Issues of Maritime Radiocommunication on the WRC-19 [PDF]

open access: yesTransNav, 2019
The article presents maritime radio communication issues being the subject of the World Radiocommunication Conference (WRC) meeting in 2019, including issues related to the modernization of Global Maritime Distress and Safety System (GMDSS).
Karol Korcz
doaj   +1 more source

Maritime Communications in RIS System for Inland Navigation [PDF]

open access: yesTransNav, 2015
The article presents the VHF communications system architecture for inland navigation within the area of operation of the RIS-PL Centre. The author has described the communication system modules used in the RIS on the Lower Oder stretch and presented the
Andrzej Lisaj
doaj   +1 more source

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