Buscar
Mostrando ítems 1-10 de 21
Implementation of wireless sensor network architecture for interactive shopping carts to enable context-aware commercial areas
(IEEE, 2016)
Artículo / Artikulua,
An interactive shopping cart to enable context
aware environments within large commercial areas is presented.
A wireless sensor network was designed, with specific nodes
embedded within the shopping carts and infrastructure ...
Evaluation of electromagnetic interference and exposure assessment from s-Health solutions based on Wi-Fi devices
(Hindawi Publishing Corporation, 2015)
Artículo / Artikulua,
In the last decade the number of wireless devices operating at the frequency band of 2.4GHz has increased in several settings, such as
healthcare, occupational, and household. In this work, the emissions fromWi-Fi transceivers ...
Analysis and description of HOLTIN service provision for AECG monitoring in complex indoor environments
(MDPI, 2013)
Artículo / Artikulua,
In this work, a novel ambulatory ECG monitoring device developed in-house called HOLTIN is analyzed when operating in complex indoor scenarios. The HOLTIN system is described, from the technological platform level to its ...
Evaluation of electromagnetic dosimetry of wireless systems in complex indoor scenarios with human body interaction
(EMW Publishing, 2012)
Artículo / Artikulua,
In this work, the influence of human body within the estimation of dosimetric values is analyzed. A simplified human body model, including the dispersive nature of material parameters of internal organs, skin, muscle, bones ...
Characterization of wireless channel impact on wireless sensor network performance in public transportation buses
(IEEE, 2015)
Artículo / Artikulua,
Wireless communications systems are growing rapidly during the last two decades and they are gaining a significant role for multiple communication tasks within public transportation buses. In this work, the impact of ...
Analysis of wireless sensor network topology and estimation of optimal network deployment by deterministic radio channel characterization
(MDPI, 2015)
Artículo / Artikulua,
One of the main challenges in the implementation and design of context-aware
scenarios is the adequate deployment strategy for Wireless Sensor Networks (WSNs),
mainly due to the strong dependence of the radiofrequency ...
Spatial characterization of radio propagation channel in urban vehicle-to-infrastructure environments to support WSNs deployment
(MDPI, 2017)
Artículo / Artikulua,
Vehicular ad hoc Networks (VANETs) enable vehicles to communicate with each other as well as with roadside units (RSUs). Although there is a significant research effort in radio channel modeling focused on vehicle-to-vehicle ...
Challenges in wireless system integration as enablers for indoor context aware environments
(MDPI, 2017)
Artículo / Artikulua,
The advent of fully interactive environments within Smart Cities and Smart Regions requires the use of multiple wireless systems. In the case of user-device interaction, which finds multiple applications such as Ambient ...
Optimized wireless channel characterization in large complex environments by hybrid ray launching-collaborative filtering approach
(IEEE, 2017)
Artículo / Artikulua,
Simulation techniques based on deterministic methods such as Ray Tracing and Ray Launching, are widely used to perform radioplanning tasks. However, the quality of the simulations depends on the number of rays and the ...
Implementation of context aware e-health environments based on social sensor networks
(MDPI, 2016)
Artículo / Artikulua,
In this work, context aware scenarios applied to e-Health and m-Health in the framework of typical households (urban and rural) by means of deploying Social Sensors will be described. Interaction with end-users and ...