Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Mobile cellular communications"'
Autor:
Hernán Paz Penagos, María C. Bohórquez, Daniel E. Rodríguez, Danny O. Maldonado, Claudia L. Sánchez, Cesar M. Galarza
Publikováno v:
Tecnura, Vol 18, Iss 39, Pp 138-151 (2014)
Mobile cellular communication companies in Colombia require more spectrum resources to expand their portfolio of services. However, additional frequency bands for that particular purpose are scarce, yet it is well known that there are many underutili
Externí odkaz:
https://doaj.org/article/533ad84eb65f45b9bcd56113af1578e8
Autor:
Vladimir Mordachev
Publikováno v:
2021 Asia-Pacific International Symposium on Electromagnetic Compatibility (APEMC).
A practical technique for the worst-case evaluation of levels of electromagnetic background generated by cellular communication systems is proposed. It is based on the analysis of the average electromagnetic loading on area created by base and mobile
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9efcf4f3ba0d12aa0c8e5e0022ee8c8b
https://doi.org/10.1109/apemc49932.2021.9596748
https://doi.org/10.1109/apemc49932.2021.9596748
Publikováno v:
Wiley 5G Ref
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fd6949c562152dc4df371d37f3a181e4
https://doi.org/10.1002/9781119471509.w5gref032
https://doi.org/10.1002/9781119471509.w5gref032
Autor:
Vladimir Mordachev
Publikováno v:
2020 International Symposium on Electromagnetic Compatibility - EMC EUROPE.
Results of experimental verification of the proposed analytical technique for calculation of the average electromagnetic background (EMB) intensity created by base stations of cellular communications, which is based on estimation of the average elect
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ccf1923787e3f4d98b969911c266a292
https://doi.org/10.1109/emceurope48519.2020.9245655
https://doi.org/10.1109/emceurope48519.2020.9245655
Autor:
Žilvinas Stankevičius
Publikováno v:
Geodesy and Cartography, Vol 38, Iss 3 (2012)
The methods frequently employed for predicting the intensity of an electromagnetic field in urban localities are based on empirically established factors. In order to predict the intensity of the electromagnetic field in an adjacent transmitter zone
Externí odkaz:
https://doaj.org/article/faac6bea034840558884bbf8a0c3d2f2
Autor:
Xia Chen, Hong-lin Hu
Publikováno v:
Journal of Electronics & Information Technology. 30:2454-2458
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4d66dc2abd6eba951ec40e19c9df058b
https://doi.org/10.3724/sp.j.1146.2007.00378
https://doi.org/10.3724/sp.j.1146.2007.00378
Autor:
O. L. Balysheva
Publikováno v:
Journal of Communications Technology and Electronics. 54:1435-1444
The possibilities of miniaturization and functional integration of surface acoustic wave (SAW) filters are considered by the example of the filters used in mobile cellular communications. The problem and directions of minimization are formulated, dif
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6789fb5a80cc2e2a684b5b11d04a599e
https://doi.org/10.1134/s1064226909120134
https://doi.org/10.1134/s1064226909120134
Autor:
Paz Penagos, Hernán, Bohórquez, María C, Rodríguez, Daniel E, Maldonado, Danny O, Sánchez, Claudia L, Galarza, Cesar M
Publikováno v:
Tecnura, Volume: 18, Issue: 39, Pages: 138-151, Published: JAN 2014
Resumen Las empresas de comunicaciones celulares móviles en Colombia requieren mayor recurso espectral para ampliar su portafolio de servicios; sin embargo, no hay frecuencias adicionales para tal fin, no obstante es conocido que existe infrautiliza
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______618::6a136c69ca0ebd472df3cfaa95bcc9d8
http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S0123-921X2014000100011&lng=en&tlng=en
http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S0123-921X2014000100011&lng=en&tlng=en
Autor:
María C. Bohórquez, Daniel Rodriguez, Claudia L. Sánchez, Danny O. Maldonado, Cesar Galarza, Hernán Paz Penagos
Publikováno v:
Tecnura, Vol 18, Iss 39, Pp 138-151 (2014)
Las empresas de comunicaciones celulares móviles en Colombia requieren mayor recurso espectral para ampliar su portafolio de servicios; sin embargo, no hay frecuencias adicionales para tal fin, no obstante es conocido que existe infrautilización de
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::65396f5fe357a84f72c884e47cf12b17
https://revistas.udistrital.edu.co/index.php/Tecnura/article/view/6963/8628
https://revistas.udistrital.edu.co/index.php/Tecnura/article/view/6963/8628
Autor:
Michael Minges
Publikováno v:
Telecommunications Policy. 23:585-593
The Southern African Development Community (SADC) countries have mobile markets ranging from one of the world's largest GSM networks to fledging new services. Market structures, the extent of competition and the scope of regulation also vary widely.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b46a9ef51df58e43e58ee170684d5930
https://doi.org/10.1016/s0308-5961(99)00039-7
https://doi.org/10.1016/s0308-5961(99)00039-7