Zobrazeno 1 - 10
of 73
pro vyhledávání: '"E.A. Ball"'
Autor:
D.P. Wright, E.A Ball
Publikováno v:
IET Microwaves, Antennas & Propagation, Vol 15, Iss 8, Pp 871-884 (2021)
Abstract As the market for internet of things (IoT) is growing and due to Ofcom's decision to reassign parts of the very high frequency (VHF) spectrum in the UK for IoT use, a propagation study has been conducted using the newly released VHF spectrum
Externí odkaz:
https://doaj.org/article/a67f7ed9180a44d9bf2bfc54741821a3
Autor:
E.A. Ball, Qiaoshou Liu
Publikováno v:
IEEE Transactions on Industrial Informatics. 17:2579-2586
To reduce energy consumption, a device in a long range wide area network (LoRaWAN) needs to adjust its transmit power according to the distance from its tagged gateway. It is important to measure the performance of the LoRaWANs uplink with power cont
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3b61cc85001728a1970e602c2b1ba970
https://doi.org/10.1109/tii.2020.3003474
https://doi.org/10.1109/tii.2020.3003474
Akademický článek
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Autor:
D.P. Wright, E.A. Ball
Publikováno v:
IEEE Transactions on Instrumentation and Measurement. 69:5446-5457
Software-defined radio (SDR) instruments can be used to replace bulky and expensive spectrum analyzers for RF field measurements. Using the commercial off-the-shelf (COTS) equipment, a low-cost, portable SDR instrument for measuring RF propagation ha
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7e03bcb103c3683d18d3ea249616be94
https://doi.org/10.1109/tim.2019.2959422
https://doi.org/10.1109/tim.2019.2959422
Autor:
Alan Tennant, E.A. Ball
Publikováno v:
IEEE Transactions on Antennas and Propagation. 68:5375-5386
This article presents techniques into prediction and control of the radiated harmonic levels in time-modulated antenna arrays (TMAs). The effect of ramping on the controlling switching waveform, due to slew in the RF switches, is analyzed first. This
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8ec8ac06b9f90b9498f422c2d857d05b
https://doi.org/10.1109/tap.2020.2978894
https://doi.org/10.1109/tap.2020.2978894
Publikováno v:
IEEE Sensors Journal. 20:7372-7383
The Internet of Things (IoT) is increasingly being utilized, by both businesses and individuals, for many\ud applications. This utilization means increases in the smart devices that are connected to the Internet of Things, which\ud will significantly
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be27de3a4ba1241df84d4bac0bfbbdde
https://doi.org/10.1109/jsen.2020.2979031
https://doi.org/10.1109/jsen.2020.2979031
Publikováno v:
CyberSA
Integrating blockchain into Internet of Things (IoT) systems can offer many advantages to users and organizations. It provides the IoT network with the capability to distribute computation over many devices and improves the network’s security by en
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0aaf6a505f20efc45c0f113a1d28a03a
https://doi.org/10.1109/cybersa52016.2021.9478257
https://doi.org/10.1109/cybersa52016.2021.9478257
Autor:
E.A. Ball
Publikováno v:
IET Microwaves, Antennas & Propagation. 13:714-724
Propagation research is vital for informing the design of reliable very high-frequency and ultra-high-frequency communications systems for the Internet of things. In this study, a cost-effective and highly portable system is proposed and then used to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::128785b1321d0dd35542d3c665028ef1
https://doi.org/10.1049/iet-map.2018.5827
https://doi.org/10.1049/iet-map.2018.5827
Autor:
E.A. Ball
Publikováno v:
2021 IEEE Texas Symposium on Wireless and Microwave Circuits and Systems (WMCS).
This paper investigates the design and evaluation of a set of 9 element, series-fed, patch arrays. A simple design approach and formulas are presented. This is followed by EM simulation results and lab measurement results for a set of prototypes oper
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f9bb8bb63764a9f3d58bdffffb5df0f8
https://doi.org/10.1109/wmcs52222.2021.9493271
https://doi.org/10.1109/wmcs52222.2021.9493271
Publikováno v:
IEEE Internet of Things Journal
This paper presents a distributed and decentralized architecture for the implementation of Distributed Artificial Intelligence (DAI) using hardware platforms provided by the Internet of Things (IoT). A trained DAI system has been implemented over the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ad2ec950fdff9f947ea4e5048cb551e8
