Zobrazeno 1 - 10
of 14
pro vyhledávání: '"R. Jarvela"'
Autor:
Richard F. Silver, Mei Xia, Chad E. Storer, Jessica R. Jarvela, Michelle C. Moyer, Azra Blazevic, David A. Stoeckel, Erin K. Rakey, Jan M. Tennant, Johannes B. Goll, Richard D. Head, Daniel F. Hoft
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-17 (2023)
Abstract Tuberculosis remains an international health threat partly because of limited protection from pulmonary tuberculosis provided by standard intradermal vaccination with Bacillus of Calmette and Guérin (BCG); this may reflect the inability of
Externí odkaz:
https://doaj.org/article/f8f84a0fa65143f59a7acea80e7cee39
Autor:
R. Jarvela, Fernando M. L. Tavares, Renato F. Iida, Robson D. Vieira, Jari Yrjana Hulkkonen, Mikko Saily, Rafael C. D. Paiva, Kari Niemela
Publikováno v:
IEEE Communications Magazine. 50:80-86
The explosive growth of mobile communications, and the overly crowded and expensive spectrum have pushed both system engineers and operators to make their systems as spectrally efficient as possible in order to accommodate the increasing traffic dema
Publikováno v:
IEEE Personal Communications. 6:56-64
Wideband multicarrier receivers are an interesting technology for software-defined radios. When combined with suitable digital signal processing hardware and software, they enable flexible adjustment of the number of carriers as well as provide the c
Publikováno v:
GSM/EDGE: Evolution and Performance
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0e18637d7a6ddfb30acea96fcaf3f651
https://doi.org/10.1002/9780470669624.ch5
https://doi.org/10.1002/9780470669624.ch5
Autor:
Khairul Hasan, Kolio Dr. Ivanov, Rafael C. D. Paiva, Carsten Ball, R. Jarvela, Mikko Saily, Alexandre Loureiro, Renato F. Iida, Robert Müllner, Fernando M. L. Tavares, Guillaume Sebire, H. Winkler, K. Kremnitzer, Michal Hronec
Publikováno v:
GSM/EDGE: Evolution and Performance
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2a12c4209bb693d1a5babe40e170a3f3
https://doi.org/10.1002/9780470669624.ch6
https://doi.org/10.1002/9780470669624.ch6
Autor:
Rafael C. D. Paiva, Fernando M. L. Tavares, Jari Yrjana Hulkkonen, Renato F. Iida, Robson D. Vieira, Mikko Saily, Kari Niemela, R. Jarvela
Publikováno v:
VTC Fall
Re-farming of 900 MHz band into HSPA has been started and is likely to happen later with LTE. Typically operators have less than 10 MHz block of 900 MHz spectrum and therefore co-existence of two systems in that band is causing challenges. One of the
Autor:
Renato F. Iida, Mikko Saily, Robson D. Vieira, R. Jarvela, Fernando M. L. Tavares, Rafael C. D. Paiva
Publikováno v:
VTC Fall
Paiva, R C D, Vieira, R D, Järvelä, R, Iida, R F, Tavares, F M L & Säily, M 2010, Improving the speech quality with OSC : Double full-rate performance assessment . in 2010 IEEE 72nd Vehicular Technology Conference Fall, VTC2010-Fall-Proceedings ., 5594397, IEEE, 2010 IEEE 72nd Vehicular Technology Conference Fall, VTC2010-Fall, Ottawa, ON, Canada, 06/09/2010 . https://doi.org/10.1109/VETECF.2010.5594397
Paiva, R C D, Vieira, R D, Järvelä, R, Iida, R F, Tavares, F M L & Säily, M 2010, Improving the speech quality with OSC : Double full-rate performance assessment . in 2010 IEEE 72nd Vehicular Technology Conference Fall, VTC2010-Fall-Proceedings ., 5594397, IEEE, 2010 IEEE 72nd Vehicular Technology Conference Fall, VTC2010-Fall, Ottawa, ON, Canada, 06/09/2010 . https://doi.org/10.1109/VETECF.2010.5594397
Speech quality is an important measurement for performance evaluation in a wireless mobile communication system since voice is still the most used service on it. The speech quality evaluation in GSM system employing narrowband and wideband AMR codecs
Publikováno v:
Proceedings IEEE 56th Vehicular Technology Conference.
The performance of TCP/IP based applications over 2.5 and 3G networks presents problems due to long bandwidth-delay products, link errors and long delay variance. Specific characteristics of underlying technology like link level error recovery algori
Conference
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Conference
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