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On-chip power management unit for multi-band ambient RF energy harvesting oriented to IOT and WSN applications
(2021-05-10)
Several attempts have been made to reduce or eliminate the use of batteries in remote electronic applications such as IoT and WSN nodes. However, most designs are constrained to operate under very specific conditions, and ...
Energy data analytics in smart rural communities
(2020-10-29)
The route to achieve the broad deployment of smart grids is becoming more and more complex because of the large amount of sensors, such as smart meters that are being included in future power systems. Along with the ...
Simple and practical instrumentation systems for research applications
(2020-05-28)
This work presents the design and construction of three electronics devices related to the area of instrumentation. These devices are meant to be used with specific sensors and transducers in the areas of agricultural ...
Diseño de un sistema receptor de formación de haz para un arreglo de antenas en fase con capacidad de polarización ajustable para aplicaciones de comunicaciones satelitales más allá de la línea de visión en sistemas de aeronaves no tripuladas
(2020-04-22)
Unmanned aerial systems (UAS) have become an essential tool for monitoring and
identifying targets without the need to put human lives at risk on the mission. For the control of
the flight path and the collection of UAS ...
Essential adaptive protection for potential UPRM microgrid system
(2021-07-09)
In response to frequent and prolonged power outages by the utility owing to lightning,
hurricanes, earthquakes, including continuous faults within the University Puerto
Rico at Mayag uez (UPRM) due to its outdated ...
Design of a leaky-wave antenna for 5G purposes using gap-waveguide technology
(2020-05-25)
A quasi-uniform leaky-wave antenna for 5G was designed at 39 GHz using the new holey EBG gap-waveguide structure. The antenna is designed for n260 band, with the
requirements that it is compact, low-cost and has high-power ...
Feasibility analysis of microgrid implementation in compliance with the Puerto Rico 9028-PREB regulation
(2021-07-05)
In power systems, the implementation of renewable energies has had a great impact and penetration due to the increase in efficiency that has been occurring over the years and the decrease in the prices of the different ...
A mathematical model to predict misalignment of SOIC packages in the presence of a dielectric fluid
(2020-12-04)
This thesis presents the development of a mathematical model to predict misalignment of Small Outline Integrated Circuits (SOIC) packages in the presence of a dielectric fluid, when manipulated by a pick-and-place ...
Simple and Practical Instrumentation Systems for Research Applications
(2020-05-28)
This work presents the design and construction of three electronics devices related to the area of instrumentation. These devices are meant to be used with specific sensors and transducers in the areas of agricultural ...
A microelectronic fluorescence sensing system for rapid detection of Enterococcus faecalis using gradient detection IC and on-chip photodiodes
(2020-12-11)
This work presents the design of a custom microelectronic fluorescence sensing system for rapid detection of Enterococcus faecalis, enterococcus, or total coliform bacteria using commercially available EPA-approved ...