Zobrazeno 1 - 10
of 98
pro vyhledávání: '"Geoffrey S Hilton"'
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 2, Pp 844-857 (2021)
Owing to the mobility of a wearable antenna and the unpredictable body-centric communications environment, dual-polarization antennas are essential for both communications and energy harvesting. This paper presents a dual-polarized four-port textile
Externí odkaz:
https://doaj.org/article/6ad01a4ff1bd4c09bd79f0a933f41ae5
Publikováno v:
IEEE Internet of Things Journal
Owing to the shorter wavelength in the millimeter-wave (mmWave) spectrum, miniaturized antennas can receive power with a higher efficiency than UHF bands, promising sustainable mmWave-powered Internet of Things (IoT) devices. Nevertheless, the perfor
Publikováno v:
IEEE Transactions on Antennas and Propagation
This article presents a textile antenna for dual-band simultaneous wireless information and power transfer (SWIPT). The antenna operates as a 2.4 GHz off-body communications antenna and a sub-1 GHz (785–875 MHz) broad-beam rectenna. Incorporated wi
Publikováno v:
2021 International Symposium on Networks, Computers and Communications (ISNCC).
Publikováno v:
Al Mallak, K A, Nair, M, Hilton, G, Loh, T H & Beach, M A 2021, ' Characterisation of Human Body Shadowing in Millimetre Wave Systems ', Paper presented at 15th European Conference on Antennas and Propagation, EuCAP 2021, Dusseldorf, Germany, 22/03/21-26/03/21 pp. 1-5 . https://doi.org/10.23919/EuCAP51087.2021.9411119
One of the main challenges in millimetre wave (mm-wave) communication for fifth-generation (5G) and beyond systems is the shadowing of received signals. A mobile device in proximity to a human body can result in shadowing of the received mm-wave sign
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8a502ba111f4572c4c70772f7b7ca19e
https://hdl.handle.net/1983/831fa1b8-f5ec-4ffd-8c5c-7aa5bdb0bf9b
https://hdl.handle.net/1983/831fa1b8-f5ec-4ffd-8c5c-7aa5bdb0bf9b
Publikováno v:
2021 15th European Conference on Antennas and Propagation (EuCAP).
The use of millimetre waves (mmWaves) have required the design of novel OTA test methods. A low-cost OTA methodology based on elliptical cylindrical reflector takes advantage of the reflective properties of the ellipse to perform conformance test of
Publikováno v:
2021 15th European Conference on Antennas and Propagation (EuCAP)
Antennas and rectennas for self-powered body area networks (BANs) have attracted significant interest, in an effort to improve the sustainability of e-textiles. This paper presents a novel dual-port fully-textile antenna, based on a simple microstrip
Publikováno v:
2021 15th European Conference on Antennas and Propagation (EuCAP).
The use of millimetre waves (mmWave) requires the development of novel, robust over the air (OTA) test methods. One low-cost OTA method is based upon an elliptical arrangement of reflectors, to allow conformance testing of devices at mmWave. A discre
Autor:
Ian J Craddock, Sema Dumanli, Xenofon Fafoutis, Geoffrey S Hilton, Lawrence Sayer, Evangelos Mellios
Publikováno v:
Dumanli, S, Sayer, L, Mellios, E, Fafoutis, X, Hilton, G & Craddock, I 2017, ' Off-body antenna wireless performance evaluation in a residential environment ', IEEE Transactions on Antennas and Propagation, vol. 65, no. 11, pp. 6076-6084 . https://doi.org/10.1109/TAP.2017.2748362
Modern body-centric communication systems require good link quality. Antenna performance is of primary importance when meeting this requirement. This paper contributes a method suited to the difficult task of quantifying antenna performance in a body
Autor:
Atis Elsts, Ian J Craddock, George Oikonomou, Robert J. Piechocki, Evangelos Mellios, Balazs Janko, Xenofon Fafoutis, James Pope, Antonis Vafeas, R. Simon Sherratt, Geoffrey S Hilton
Publikováno v:
EAI Endorsed Transactions on Pervasive Health and Technology, Vol 3, Iss 12, Pp 1-11 (2017)
Fafoutis, X, Vafeas, A, Janko, B, Sherratt, S, Pope, J, Elsts, A, Mellios, E, Hilton, G, Oikonomou, G, Piechocki, R & Craddock, I 2017, ' Designing Wearable Sensing Platforms for Healthcare in a Residential Environment ', EAI Endorsed Transactions on Pervasive Health and Technology, vol. 17, no. 12, e1 . https://doi.org/10.4108/eai.7-9-2017.153063
EAI Endorsed Transactions on Pervasive Health and Technology
Fafoutis, X, Vafeas, A, Janko, B, Sherratt, S, Pope, J, Elsts, A, Mellios, E, Hilton, G, Oikonomou, G, Piechocki, R & Craddock, I 2017, ' Designing Wearable Sensing Platforms for Healthcare in a Residential Environment ', EAI Endorsed Transactions on Pervasive Health and Technology, vol. 17, no. 12, e1 . https://doi.org/10.4108/eai.7-9-2017.153063
EAI Endorsed Transactions on Pervasive Health and Technology
Wearable technologies are valuable tools that can encourage people to monitor their own well-being and facilitate timely health interventions. In this paper, we present SPW-2; a low-profile versatile wearable sensor that employs two ultra low power a