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Wyszukujesz frazę "maritime communication" wg kryterium: Temat


Tytuł:
Inference processes in the automatic communication system for autonomous vessels
Autorzy:
Pańka, Anna
Wołejsza, Piotr
Powiązania:
https://bibliotekanauki.pl/articles/27322533.pdf
Data publikacji:
2023
Wydawca:
Polska Akademia Nauk. Czasopisma i Monografie PAN
Tematy:
maritime transport
automation of communication processes
collision avoidance
autonomous ship
transport morski
automatyzacja procesów komunikacyjnych
unikanie kolizji
statek autonomiczny
Opis:
The era of autonomous ships has already begun in maritime transport. The 30-year forecast for the development of marine technologies predicts many autonomous vessels at sea. This will necessitate radical implementation of new intelligent maritime navigation systems. One of the intelligent systems that has to be implemented is a collision avoidance system. The inference process is a key element of autonomous manoeuvres. These authors propose an inference process that enables exchange of information, intentions and expectations between autonomous vessels and gives them an opportunity to negotiate a safe manoeuvre satisfying all the parties concerned. The model of inference in the communication process has been presented. Methods and algorithms for information exchange and negotiation have been developed. These models were implemented and tested under various conditions. The results of case studies indicate that it is possible to effectively communicate and negotiate used the developed method. To demonstrate the effectiveness of the presented approach over 30 random simulations have been carried out. After successful laboratory tests, over 100 scenarios were executed in quasi-real conditions and fully operational conditions. Tests were carried out in the center of the Foundation for the Safety of Navigation and Environmental Protection on Lake Silm in Iława, Poland. In the framework of project AVAL (Autonomous Vessel with an Air Look) POIR.04.01.04-00-0025-16, 82 random scenarios involving four vessels were performed and 60 random scenarios with two vessels. In 2020 tests were carried out in real conditions on the ferries Wolin and m/f Gryf. The communication and negotiation system presented in the article has been designed and developed specially for maritime navigation purposes. The authors believe that the presented solution can be one of various solutions implemented in autonomous shipping in the near future.
Źródło:
Archives of Transport; 2023, 68, 4; 117--135
0866-9546
2300-8830
Pojawia się w:
Archives of Transport
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Study on education and training methods to enhance non-technical skills of OICNW using the psychological test
Autorzy:
Saito, M.
Takemoto, T.
Powiązania:
https://bibliotekanauki.pl/articles/24201464.pdf
Data publikacji:
2023
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
ship-ship collision
non-technical skills
Situation Awareness
communication at sea
collision avoidance decision making
maritime education and training
ship handling simulator
Uchida-Kraepelin performance test
Opis:
First, we especially focused on Uchida-Kraepelin performance test (hereinafter, referred to as UK-Test) in order to check the ability of non-technical skills of the officers in charge of a navigational watch (hereinafter, referred to as OICNW). UK-Test is one of the psychological test for understanding the personality. In this paper, we considered whether UK-Test is effective methods for OICNW in order to check the ability of non-technical skills using UK-Test results and collision avoidance manoeuvre experiments results on the ship handling simulator (hereinafter, referred to as the simulator). Specifically, we analysed the correlation between UK-Test results and collision avoidance manoeuvre experiments results on the simulator. We also created the collision avoidance scenario that required a lot of the ability of non-technical skills as OICNW, and evaluated the ability of non-technical skills of OICNW.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2023, 17, 1; 121--125
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Blended learning approach in improving student’s academic performance in information communication, and technology (ICT)
Autorzy:
Germo, R. R.
Powiązania:
https://bibliotekanauki.pl/articles/2172496.pdf
Data publikacji:
2022
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
maritime education and training
communication and technology
blended learning
bachelor of science in marine transportation
system in Philippines
traditional method of teaching
Mann-Whitney test
wilcoxon-signed ranks
Opis:
This quasi-experimental study aimed at looking into the effectiveness of blended learning approach in improving the performance in Information, Communication, and Technology (ICT) Course of Bachelor of Science in Marine Transportation (BSMT) first year students at JBLFMU-Arevalo during the second semester of school year 2018-2019. The respondents of this research were the two sections comparable with each other who were enrolled in the subject ICT. There were 40 student respondents composed of 20 in the experimental group and 20 in the control group. A validated and reliability-tested 45 item researcher-made multiple choice test was used as an instrument with a Cronbach index of 0.88. The statistical tools used were mean, standard deviation, Mann-Whitney test, and Wilcoxon-Signed ranks test set at .05 level of significance. The effect size was computed to determine the effectiveness of the blended learning approach in terms of students’ performance in ICT. Results showed that in the pretest, though the experimental group had a higher mean score than the control group, the Mann-Whitney test showed that the mean scores of the two groups were comparable because the significant value was greater than .05. When the treatment was introduced, findings showed that there were significant differences in the ICT performance in the pretest and posttest of experimental and control groups as well as in the posttests of both groups. Results inferred that blended learning approach was more than a hundred percent effective showing significant results on the experimental group. It could also be inferred that the better performance of the control group could be attributed to the traditional method of teaching, the lecture method.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2022, 16, 2; 251--256
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Software solutions for GMDSS network and equipment
Autorzy:
Ilcev, S.D.
Powiązania:
https://bibliotekanauki.pl/articles/2211603.pdf
Data publikacji:
2022
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
communication
communication at sea
global maritime distress and safety system
GMDSS network
GMDSS equipment
software solutions for GMDSS
COSPAS-SARSAT
maritime cyber security
Opis:
This paper introduces software solutions for communication, equipment control, and management of oceangoing ships for enhanced Global Maritime Distress and Safety System (GMDSS) network and equipment. This software controls all maritime transmission systems and integrates communications software at level of server and workstations. Equipment control software is used to control and maintained locally or remotely transceivers, transmitters, receivers and other hardware. Special management software is included to process, analyze and exploit the various types of information generated by GMDSS networks and equipment. This papers are also includes the concept of software solutions on radio and satellite GMDSS ship terminals, on radio and satellite GMDSS coast terminals, and as well as in GMDSS Cospas-Sarsat ground terminals. In addition, the cybersecurity system in GMDSS security management is also described in this paper.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2022, 16, 3; 463--472
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
An Automated Lifeboat Manifesting Embarkation System (ALMES): optimizing evacuation and passenger manifestation Via RFID/NFC
Autorzy:
Andreadakis, A.
Sloane, T. F.
Dalaklis, D.
Powiązania:
https://bibliotekanauki.pl/articles/1841546.pdf
Data publikacji:
2021
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
Automated Lifeboat Manifesting Embarkation System
Near-Field Communication
Radio Frequency and Identification
Vessel Data Recorder
Maritime Rescue Coordination Centre
Life Saving Appliances
Lifeboat
Opis:
Today, a significant number of quite advanced technology applications support safety at sea. To the dismay of the maritime industry, the manifestation of passengers during an evacuation scenario/case has not followed a similar path of improvement, when compared to the counterpart Life Saving Appliances (LSA) Code. Embarkation and muster proceedings are still following the similar approaches that were established during the early 1900s. There have been relatively few advances in these procedures; most often, they include manually checking-in the passengers on electronic systems, along with “on the spot” completion of check-off lists and passenger counts, allowing for an influx of potential error by the concerned personnel. Furthermore, the rely and transmission of the manifest to a Maritime Rescue Coordination Centre (MRCC) is often associated with a considerable amount of time, or even involving secondary passenger counts, after the disembarkation event has been concluded. It is understandable that a vessel with limited people on-board (tankers, bulk carriers, container vessels, etc.) can effectively be abandoned in a matter of minutes, but what happens with vessels carrying a large number of passengers and more specifically those heavily engaged with cruising activities? This paper examines the creation of an electronic manifestation system that will be able to automatically record the passengers during lifeboat embarkation. This proposed system will employ the use of Near-Field Communication (NFC) and/or (Radio-frequency identification) RFID bracelets, that are already utilized within the cruise industry. It will record relevant passenger and crew data, upon their boarding on the designated lifeboat, through readers installed on the parallel sides of the entryway. The data will be displayed in electronic tablet devices to the lifeboat leaders, as well as to the Master of the vessel in real-time. This will allow for an accurate representation of the evacuation process in any given moment. Furthermore, a complete “snapshot” of that information can also be directly transmitted to the MRCC via an automated message and without any further human intervention, or even stored locally aboard the lifeboats used for the evacuation and the ship’s Vessel Data Recorder (VDR).
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2021, 15, 1; 215-222
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Developments of Interface for VHF, MF/HF Communication Using DSC in GMDSS Services in the Framework of E-navigation Concept
Autorzy:
Koshevyy, V. M.
Shyshkin, O. V.
Powiązania:
https://bibliotekanauki.pl/articles/2063978.pdf
Data publikacji:
2021
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
e-Navigation
Global Maritime Distress and Safety System
e-Navigation Concept
DSC Communication
Search and Rescue
VHF/MF/HF
Vessel Traffic Service
Opis:
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. This interface is realized within its integration with INS by an appropriate way on the base of common communication protocol for all three DSC communication sub bands in standardized and harmonized format and significantly simplifies the DSC user interface. It is very important for application in Maritime services, including GMDSS services, VTS services and SAR service. Suggested approach for improving DSC communication is based on the three main outputs of e-navigation strategic direction development related to the integration of communication and navigation equipment/systems, including standardized mode of operation. Implementation of the standardization demands to include in this integration the satellite AIS system. The feasibility of the proposal is supported by the existence of relevant IEC standards and IMO documents.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2021, 15, 3; 593--600
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Practical Communication Approach in Maritime English
Autorzy:
Acar, U.
Varsami, C.
Powiązania:
https://bibliotekanauki.pl/articles/2063979.pdf
Data publikacji:
2021
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
Maritime English
Practical Communication
MET System in Romania
MET System in Turkey
Tailor Made Course
MARENG Project
English Language
Opis:
This paper is based on the PraC-MARENG project research and it aims to present the research outputs during the project implementation. The paper focuses on the results of the questionnaire analysis targeting to identify the causes of common communication problems on board in order to identify the best practices in using Maritime English. It contains a set of questions addressed to the seafarers in various ranks. In parallel, accidents caused by communication failures were selected and studied in each partner country (France, Turkey, Romania, Lithuania, and Slovenia). The partnership within PraC-MARENG will develop an online course for seafarers at various levels in order to provide practical and communication based learning and assessment materials taking into account the real conversations and accidents contributed by communication failures. The project will design a practical learning and assessment tool that provides the user with a genuine certificate for the newly acquired skills. This will be presented in a programme having a tailor made course. The learning will be organized on different phases (elementary to intermediate) to train seafarers working on different levels of command.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2021, 15, 3; 601--604
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The CAN Bus in the Maritime Environment – Technical Overview and Cybersecurity Vulnerabilities
Autorzy:
Kessler, G. C.
Powiązania:
https://bibliotekanauki.pl/articles/2063969.pdf
Data publikacji:
2021
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
controller area network
national marine electronics association
cyber security
maritime communication standard
security vulnerabilities
CAN Bus
maritime environment
Opis:
The Controller Area Network (CAN) bus standard was developed in the 1980s and is in widespread use in automobile, vehicular, aviation, and other networks. The CAN bus was introduced in the maritime environment with the adoption of the National Marine Electronics Association (NMEA) 2000 standard in the late-1990s. Many papers have been written about the CAN bus protocols and security vulnerabilities but there is sparse literature about use of the CAN bus in the maritime environment. Part I of this paper is a technical overview, describing CAN bus standards and operation, with particular attention to its use with the NMEA 2000 maritime communications standard. Part II of this paper describes security vulnerabilities in terms of loss of confidentiality, integrity, or availability of information (such as eavesdropping, denial-of-service, and spoofing), and mitigations specific to the maritime environment.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2021, 15, 3; 531--540
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Application of Radio Beacons in SAR Operations
Autorzy:
Bakota, M.
Lušić, Z.
Pušić, D.
Powiązania:
https://bibliotekanauki.pl/articles/1841590.pdf
Data publikacji:
2020
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
maritime information technology
communication system
radio beacons
SAR operations
Automatic Identification System
AIS
Maritime Survivor Locating Devices
MSLD
Personal Locator Beacon
PLB
Opis:
This research features an overview of the available PLB technologies, their advantages, shortcomings and areas of their optimum application. A test of the locator transmitter emitting both 406 MHz AIS and 121.5 MHz signals was performed with a focus on tracking the homing 121.5 MHz signal. The efficiency of the homing signal was examined by using two separate radio locating systems. One of them comprised multi-purpose and widely available components and programs, while the other was a specialised radio beacon system with dedicated components. In addition to the results, their analysis and evaluation of efficiency, the paper discusses the applicability of the available PLB technologies and provides guidelines for adequate selection of the PLB devices and position indicating radio equipment.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2020, 14, 3; 621-628
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Saving migrants from the sea: improving training for search and rescue operations
Autorzy:
Radojević, S.
Kresojević, M.
Powiązania:
https://bibliotekanauki.pl/articles/116881.pdf
Data publikacji:
2020
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
Maritime Education and Training (MET)
saving migrants
saving migrants from the sea
Search and Rescue (SAR)
search and rescue operations
maritime search and rescue
IAMSAR
situation
mission
execution
administration and logistics
command
control and communication SMEA
Opis:
This paper presents a research in the field of maritime training and education for Search and Rescue (SAR) migrants at sea. This research is oriented to more effective method based on team training for SAR Operations utilizing ship simulation and process of Operational Planning. The training which conducts in cabinets and ship simulators at the Military Academy provides the best results in the optimal application of onboard and emergency/SAR procedures. The training method is in line with all conventions of the International Maritime Organization and models of maritime training courses. The proposed training method can be developed and applied in all schools and centers where seafarers and other Maritime Search and Rescue personnel are trained.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2020, 14, 1; 129-133
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Towards autonomous shipping: benefits and challenges in the field of information technology and telecommunication
Autorzy:
Yanchin, I.
Petrov, O.
Powiązania:
https://bibliotekanauki.pl/articles/1841595.pdf
Data publikacji:
2020
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
information technology
telecommunication
autonomous shipping
maritime information technology
communication system
onboard control system
human-controlled ships
autonomous ship technology
Opis:
This paper is dedicated to an overview of components of an onboard control system of an autonomous ship. This system controls and operates the ship. Therefore, this system needs to be able to analyze the ship’s state, predict its future development and analyze the consequences of its own decisions. The paper focuses on software aspects of the onboard control system, not the hardware. The paper provides an overview of technologies that can be used to implement the components of such a system responsible for planning new routes, handling the ship during the voyage, ensuring its seaworthiness and safety during the voyage, monitoring an autonomous ship from an onshore control centre, ensuring the robustness of the onboard control system, and collective operations of multiple autonomous ships. The paper describes benefits the maritime industry would gain from deploying some of the technologies developed for autonomous ships on ordinary, human-controlled ships. The paper also describes some challenges, especially in the field of automatic decision and reasoning, arising from the emergence of autonomous and smart ships. The main contribution of the paper is that it summarizes existing research in different areas of autonomous ship technology.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2020, 14, 3; 611-619
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Consideration of a general model of stochastic service curve for communication networks
Autorzy:
Wasielewska, K.
Borys, A.
Powiązania:
https://bibliotekanauki.pl/articles/117055.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
communication networks
stochastic service
communication system
maritime telecommunications area
Quality of Service (QoS)
stochastic network calculus
modelling of model of stochastic service curve
stochastic service curve
Opis:
In this paper, a general framework for modelling stochastic service curves for communication networks is presented. It connects with each other two approaches to the traffic analysis and performance evaluation of communication systems, namely, the one which is called a deterministic network calculus with its stochastic counterpart. Thereby, it enables to treat any communication traffic in a consistent way. Further, as we show here, it enables also achieving new results. Derivation of the above model is presented in details in this paper. Finally, some hints are given how the method presented in this article could be applied in maritime telecommunications area.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2019, 13, 1; 159-164
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Implementation of e-Navigation strategies for RIS centres supporting inland navigation
Autorzy:
Lisaj, A.
Powiązania:
https://bibliotekanauki.pl/articles/117161.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Tematy:
inland Navigation
e-Navigation
e-Navigation srategy
maritime navigation cloud
river information service (RIS)
multi-functional communication system
implementation of e-Navigation strategy
inland ECDIS
Opis:
The article presents at e-Navigation strategy and implementation plan for RIS centres supporting inland navigation. The author describes the RIS centre system architecture and modules collaborating in the process of data transmission based on e-Navigation technologies. The functional requirements of e-Navigation strategies for distress communications procedures and ensuring the safety of inland navigation in compliance with the EU directives are described. The components of e-Navigation, which integrate state-of-the-art satellite and terrestrial radio communications systems in the process of effective and efficient management of navigational data transmission, are presented. The feasibility of implementation of e-Navigation strategies for the Multifunctional Communication System integrating digital and analog data processing systems in maritime and inland navigation are analysed. A technological model of the Maritime Navigation Cloud supporting data exchange in the e-Navigation system is put forward.
Źródło:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation; 2019, 13, 1; 145-149
2083-6473
2083-6481
Pojawia się w:
TransNav : International Journal on Marine Navigation and Safety of Sea Transportation
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Main aspects of a maritime e-navigation project
Autorzy:
Korcz, Karol
Powiązania:
https://bibliotekanauki.pl/articles/242157.pdf
Data publikacji:
2019
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
navigation
shipping
maritime e-navigation
maritime radio communication
ship safety
Opis:
Many devices and systems, including electronic ones, are used in the operation of sea-going vessels. Fast technological development in the field of electronics, radio communications and computer science inspires the more and more new proposals for the changes of these devices and systems. The rules and scope of sea-going vessels equipment, related to ensuring their safety, are strictly regulated by the International Maritime Organization (IMO). Considering the above, several countries have submitted to the IMO-Maritime Safety Committee (MSC) a proposal to prepare a vision of a broad strategy for incorporating new technologies in a structural manner, ensuring their compatibility with already existing different navigation and communication technologies and services. The overriding goal of this strategy would be to improve the efficiency, safety and reducing the cost of the entire system, providing global coverage and applicable to all types of sea-going vessels. In response to this proposal, the MSC decided to start work on the project "Preparation of e-navigation strategy". The article presents the general concepts and goals of the e-navigation project. Priority needs of e-navigation users were also discussed. The key elements of the project are presented too. The radio communication aspects of the e-navigation project were also considered. Finally, the enavigation Strategy Implementation Plan (SIP) and its progress were presented.
Źródło:
Journal of KONES; 2019, 26, 3; 83-90
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Needs and possibilities for ship’s crews at high seas to communicate with their home
Autorzy:
Oldenburg, Marcus
Jensen, Hans-Joachim
Powiązania:
https://bibliotekanauki.pl/articles/2161941.pdf
Data publikacji:
2019-11-15
Wydawca:
Instytut Medycyny Pracy im. prof. dra Jerzego Nofera w Łodzi
Tematy:
vessel
compensation
psychological well-being
seafarers
maritime
communication
Opis:
Objectives Good communication between seafarers and their families at home is essential to compensate for the work-related strain experienced on board ships. This paper presents the needs and possibilities for communication with home in seafaring. Material and Methods In total, 323 seafarers were interviewed during their work assignments on board (the participation rate of 88.5%). The results were stratified by cultural background, family ties, rank groups and shipping routes. Results The average stay of the officers on board the current vessels lasted 4 months and that of the ratings 9 months (p < 0.001). About a third of the officers and a half of the ratings evaluated these lengths of stay as too long. In the study, only 50 participants (15.5%) mentioned that the Internet on board their previous vessel was available for private use. Only 40.6% of these crew members stated that they had used it on a daily basis. Particularly the seafarers assigned to worldwide destinations and crew members without children experienced the insufficient possibilities for telecommunication as work-related strain (OR 1.87, 95% CI: 1.15–3.04 respective OR 2.00, 95% CI: 1.03–3.88). The average amount of time spent on telecommunication amounted to more than 2.5 h/week (which equals approximately 20 min/day). The average cost of about USD 30/week for telecommunication was considered by 24.7% of the seafarers as “much too high.” Conclusions The fact that several crew members considered the time spans of their assignments as too long should lead to certain adjustments. In view of the importance of good options for shipboard telecommunication, this study makes an essential contribution to understanding the crews’ needs. Measures should be taken to improve communication by allowing an easier access to information and communication technology (ICT) (on board and ashore), by offering cheaper fees, and by providing Internet access in their cabins. The study results show a substantial need to improve the means of communication on board ships. Int J Occup Med Environ Health. 2019;32(6):805–15
Źródło:
International Journal of Occupational Medicine and Environmental Health; 2019, 32, 6; 805-815
1232-1087
1896-494X
Pojawia się w:
International Journal of Occupational Medicine and Environmental Health
Dostawca treści:
Biblioteka Nauki
Artykuł

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