Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Ahmed Basahel"'
Publikováno v:
International Journal of Interactive Mobile Technologies (iJIM); Vol. 16 No. 11 (2022); pp. 91-106
LoRaWAN wireless communication channels are often impacted by noise and interference over long-range causing loss of a received signal. One of the main drawbacks of using existing propagation models is less accurate as these models in designing the c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bd77ab5fadb263ac55eb4187e22dc673
https://doi.org/10.3991/ijim.v16i11.30095
https://doi.org/10.3991/ijim.v16i11.30095
Publikováno v:
International Journal of Interactive Mobile Technologies (iJIM); Vol. 16 No. 12 (2022); pp. 94-102
Free Space Optical (FSO) has a very good potential alternative solution to Radio Frequency (RF) to provide high terrestrial wireless communication. In tropical region, the only drawback of FSO is atmospheric attenuation due to mainly haze and rain. T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e456f921bdc7a937d59097131a696f37
https://igi.indrastra.com/items/show/2267
https://igi.indrastra.com/items/show/2267
Autor:
null Md Moktarul Alam, null M .R. Hasan, null Md Rafiqul Islam, null Mohamed Hadi Habaebi, null Ahmed Basahel, null Mandeep Singh
Publikováno v:
International Journal of Interactive Mobile Technologies (iJIM); Vol. 16 No. 11 (2022); pp. 178-192
Future satellite companies will use higher Ka and V bands. Rain fade is the most important issue in establishing reliable communication between Earth and satellites outside the 10 GHz band. The problem is exacerbated in the tropics by significant rai
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::758aafc7dfe1e2f0f2f8a4585da9696c
https://igi.indrastra.com/items/show/2263
https://igi.indrastra.com/items/show/2263
Availability modelling of terrestrial hybrid FSO/RF based on weather statistics from tropical region
Publikováno v:
IET Communications. 14:1937-1941
Free-space optical (FSO) communication links are point-to-point wireless technologies. It provides high data rates up to a gigabit per second. FSO link availability is easily affected by different weather conditions. Radio-frequency (RF) can be a com
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::29a4808bec3809029aabfd7f35b40e6c
https://doi.org/10.1049/iet-com.2018.6238
https://doi.org/10.1049/iet-com.2018.6238
Publikováno v:
2021 8th International Conference on Computer and Communication Engineering (ICCCE).
In Long Range (LoRa) wireless communication, the transmitted signals may experience loss due to many obstacles as well as interferences. The existing path loss propagation models which used for applications as the one used for LoRa networks are desig
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c1ba4ec0bf4158dccd2d7402c58c064e
https://doi.org/10.1109/iccce50029.2021.9467234
https://doi.org/10.1109/iccce50029.2021.9467234
Autor:
Filzah Syafirah Mohamad Sepian, Mohamed Hadi Habaebi, Thaahirah Shireen Mohamed Rasied, Ahmed Basahel, Ahmad Muhammed Almeslati, Nur Fazeera Hani Zailani
Publikováno v:
2021 8th International Conference on Computer and Communication Engineering (ICCCE).
Nowadays, free space optics (FSO) technology is one of the emerging technologies utilized as a complementary over radio frequency wireless technology with limited spectrum bandwidth to meet the high bandwidth demand. FSO technology fulfills the deman
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e3acbe7d32749cd3ac965487ac0a8cd5
https://doi.org/10.1109/iccce50029.2021.9467179
https://doi.org/10.1109/iccce50029.2021.9467179
Autor:
Moktarul Alam, Khairayu Badron, M. R. Hassan, Suriza A. Z, Rafiqul Islam, Ahmed Basahel, Mohamed Hadi Habaebi
Publikováno v:
2021 8th International Conference on Computer and Communication Engineering (ICCCE).
Satellite communication in the future is shifting to higher frequency Ka and V-bands. The fundamental issue in designing viable earth-to-satellite communication links at these bands is rain fade. In tropical areas, the problem is increased severely b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cc4632e5a4ca43b2d89fbedfa0e68a62
https://doi.org/10.1109/iccce50029.2021.9467239
https://doi.org/10.1109/iccce50029.2021.9467239
Publikováno v:
Optik. 158:105-111
Haze and rain are the most impairments factors to free space optical (FSO) links. These weather conditions limit the visibility, and thereby causes high attenuation of the optical signal. This high attenuation reduces the availability performance of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a9a6c195b745fd26588f01fe2091fb52
https://doi.org/10.1016/j.ijleo.2017.11.203
https://doi.org/10.1016/j.ijleo.2017.11.203
Publikováno v:
Journal of Lightwave Technology. 35:4282-4288
Rainfall in tropical environments acts as a dominant parameter for estimating the availability of free-space optics (FSO). Long fades are caused by precipitation in particular heavy rains, and this precipitation increases atmospheric attenuation due
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::67ca28e4fcfad75313934c3248cdaf8c
https://doi.org/10.1109/jlt.2017.2732459
https://doi.org/10.1109/jlt.2017.2732459
Publikováno v:
Optik. 127:10316-10321
Availability is one of the major parameters to measure the performance of Free Space Optics (FSO) communication link. In tropical climate, rainfall acts as a dominant factor that affects the FSO link availability; whereas haze has no significant effe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9356755ad52557d7d2adf8f6174eba11
https://doi.org/10.1016/j.ijleo.2016.08.061
https://doi.org/10.1016/j.ijleo.2016.08.061