Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Bjorn Pehrson"'
Publikováno v:
Communications and Network. 10:78-92
We present a problem for benchmarking the robustness of cellular up-links, in an automatic weather station (AWS) testbed. Based on the problem, we conduct a small-scale measurement study of robustness, where the AWS is equipped with four (4) cellular
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6fefd6a75eabd1eea1830fbc7376f7f2
https://doi.org/10.4236/cn.2018.103007
https://doi.org/10.4236/cn.2018.103007
Autor:
Robert Olsson, Julianne Sansa-Otim, Geofrey Bakkabulindi, Maximus Byamukama, Bjorn Pehrson, Roseline Akol
Publikováno v:
2018 IEEE 12th International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG 2018).
This paper explores various traditional and emerging battery technologies available for deployments of automated environment monitoring devices using Wireless Sensor Networks (WSNs) in Africa and the considerations designers must take into account wh
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7537b98dce5227394a8f661e935fcd1b
https://doi.org/10.1109/cpe.2018.8372600
https://doi.org/10.1109/cpe.2018.8372600
Autor:
Roselyn Akol, Emmanuel Kondela, Mary Nsabagwa, Kabonire Ruhinda, Janet Nakato Nannono, Bjorn Pehrson, Maximus Byamukama, Robert Olsson, Geoffrey Bakkabulindi
Publikováno v:
AFRICON
We explore techniques that can be used to reduce the power consumption of gateways in wireless sensor networks deployed in environment monitoring applications, such as Automatic Weather Stations (AWS). The challenge is the deployment of these network
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d4e2632730513e755859788f1ccbed0c
https://doi.org/10.1109/afrcon.2017.8095699
https://doi.org/10.1109/afrcon.2017.8095699
Autor:
Julianne Sansa Otim, Grace Ninsiima, Maximus Byamukama, Bjorn Pehrson, Mary Nsabagwa, Robert Mwesigye, Roseline Akol
Publikováno v:
EAI Endorsed Transactions on Internet of Things, Vol 4, Iss 14 (2018)
Wireless Sensor Network (WSN)-based Automatic Weather Stations (AWSs) perform automatic collection and transmission of weather data. These AWSs face challenges, which lower their performance. Hence, a need for regular monitoring to reduce down time.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2f7fc082b575d8c795f989b73b5c8732
https://doi.org/10.4108/eai.20-12-2018.156083
https://doi.org/10.4108/eai.20-12-2018.156083
This book constitutes the thoroughly refereed proceedings of the 6th International Conference on e-Infrastructure and e-Services for Developing Countries, AFRICOMM 2014, held in Kampala, Uganda, November 24-25, 2014. The 31 revised full papers were c
Publikováno v:
Wireless Personal Communications. 67:79-94
The development towards ubiquitous network access requires innovative solutions to get remote areas included, especially rural areas of developing regions. The challenges include robustness of network components, poor or non-existent power supply and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::316bcf7fecc3f08b400d8c6a0c2c74fe
https://doi.org/10.1007/s11277-012-0801-5
https://doi.org/10.1007/s11277-012-0801-5
Autor:
Robert Olsson, Bjorn Pehrson
Publikováno v:
AFRICON
We explore the use of ultra-capacitors as backup storage for solar powered electronic devices. We discuss two use cases: routers in off-grid broadband networks consuming a few Watt and wireless sensor network nodes using a few mW when operating and a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::76d77d11b17d4e5233fc13b630066cfb
https://doi.org/10.1109/afrcon.2015.7331869
https://doi.org/10.1109/afrcon.2015.7331869
Publikováno v:
AFRICON
We present the status of the existing network of weather observation stations in Tanzania. The information collected to assess the challenges that should be addressed when planning to automate and densify this network is presented. We also recommend
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ca0fc7147d63bf0e69fe0a1183925a01
https://doi.org/10.1109/afrcon.2015.7331954
https://doi.org/10.1109/afrcon.2015.7331954
Publikováno v:
Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering ISBN: 9783319168852
AFRICOMM
AFRICOMM
The development towards ubiquitous network access requires innovative solutions to get remote areas included, especially rural areas of developing regions. We report on recent progress in the Serengeti Broadband Network, one of the first pilots estab
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::425d34033f74fc25f35bee3128859937
https://doi.org/10.1007/978-3-319-16886-9_2
https://doi.org/10.1007/978-3-319-16886-9_2
Autor:
Pia Bastholm-Rahmner, Jessica Nilseng, Jaran Eriksen, Bjorn Pehrson, Lars L. Gustafsson, Dennis Mazali, Amos Nungu
Publikováno v:
BMC Medical Informatics and Decision Making
Background In resource-poor countries access to essential medicines, suboptimal prescribing and use of medicines are major problems. Health workers lack updated medical information and treatment support. Information and Communication Technology (ICT)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c941d6ef2d567944ad98c790f0dd13e3
https://doi.org/10.1186/1472-6947-14-78
https://doi.org/10.1186/1472-6947-14-78