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Wyszukujesz frazę "multimedia transmission" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
Relations between ATM traffic parameters and quality of multimedia transmission - an experimental approach
Autorzy:
Sochan, A.
Powiązania:
https://bibliotekanauki.pl/articles/309189.pdf
Data publikacji:
2002
Wydawca:
Instytut Łączności - Państwowy Instytut Badawczy
Tematy:
multimedia
multimedia transmission
quality of service
traffic parameters
MPEG-2
ATM
CBR
VBR
Opis:
In the paper, we present the results of research of MPEG-2 streams transmission through CBR and VBR channel in ATM network. We applied not only experimental and measurement methods but analytical ones as well. A description of the proposed measurement station includes: installed hardware, created software and prepared experimental data. Next, we present the applied measurement method. In the following section, we define a term of the quality of multimedia transmission. The measurement results were compared with the results of the analytical station model. We proposed a functional description of dependence between ATM traffic parameters, video stream bit rate, and quality of multimedia transmission.
Źródło:
Journal of Telecommunications and Information Technology; 2002, 2; 14-20
1509-4553
1899-8852
Pojawia się w:
Journal of Telecommunications and Information Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Real-time connection between immerse 3D visualization laboratory and KASKADA platform
Autorzy:
Wiszniewski, Ł.
Ziółkowski, T.
Powiązania:
https://bibliotekanauki.pl/articles/1941641.pdf
Data publikacji:
2015
Wydawca:
Politechnika Gdańska
Tematy:
multimedia
cluster computing
visualization laboratory
data transmission
Opis:
Multimedia stream processing into two cooperative different systems (cluster platform and virtual lab) is considered. The considered selected information about the system is presented and the idea of its communication when executing the distributed application is proposed. A general schema of the communication architecture is given. Tests of data transmission quality are considered and their results are presented.
Źródło:
TASK Quarterly. Scientific Bulletin of Academic Computer Centre in Gdansk; 2015, 19, 4; 471-480
1428-6394
Pojawia się w:
TASK Quarterly. Scientific Bulletin of Academic Computer Centre in Gdansk
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Study on transmission quality in cellular 4G and 5G networks between 2019–2021: Impact of the COVID-19 pandemic on the level of provided services by operating base transceiver stations
Autorzy:
Falkowski-Gilski, Przemysław
Uhl, Tadeus
Powiązania:
https://bibliotekanauki.pl/articles/29521051.pdf
Data publikacji:
2023
Wydawca:
Akademia Morska w Szczecinie. Wydawnictwo AMSz
Tematy:
mobile technologies
multimedia transmission
QoN
Quality of Network
QoS
Quality of Service
quality evaluation
Opis:
The COVID-19 pandemic has significantly limited user mobility, not least among students. Remote learning had a particular impact on resource allocation in relation to using terrestrial cellular networks, especially 4G systems in urban agglomerations. This paper presents the results of a quality evaluation of an outdoor environment, carried out between 2019 and 2021 on the campus of a technical university. Annual studies are conducted using our own custom-built mobile application, installed on 50 mobile devices (i.e., smartphones) running Android OS. This study aims to determine the impact of reduced user mobility on access parameters in mobile networks, that is, both download and upload throughput as well as delay (ping), with a particular focus on serving base transceiver stations (BTSs). This research scenario involves long-term evolution (LTE) compatible user equipment (UE) that operates under four Polish mobile network operators (MNO), which includes roaming connections and the newly launched 5G standard.
Źródło:
Zeszyty Naukowe Akademii Morskiej w Szczecinie; 2023, 73 (145); 54-63
1733-8670
2392-0378
Pojawia się w:
Zeszyty Naukowe Akademii Morskiej w Szczecinie
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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