SENSYS

Batteryless sensors accelerate the Internet of Things by making wireless sensor applications sustainable. However, their inherent and frequent power failures render batteryless devices less dependable than their battery-driven equivalents. To regain ...

The rise of energy-harvesting techniques hastens battery independence for the world's most energy-efficient devices. However, the unpredictability and scarcity of harvested energy mandates intermittent computation. Intermittent computation enables ...

Modern off-the-shelf low-power microcontrollers (MCUs) are optimized to meet the computational requirements of data- and compute-intensive embedded artificial intelligence applications. However, they are not intended for batteryless operation; therefore,...

LoRaWAN, the MAC layer protocol built on top of LoRa modulation, adopts Adaptive Data Rate (ADR) to optimize communications by dynamically adjusting parameters like spreading factor (SF), transmitting power, and bandwidth based on signal quality metrics,...

Wireless communication remains a significant power-consuming task for embedded systems. When exacerbated by increased wireless contention, it results in frequent re-transmissions and, consequently, rapid battery depletion in wireless embedded systems. ...

Narrowband Internet of Things (NB-IoT) is a popular communication standard used to construct IoT applications. To optimise energy consumption of NB-IoT, Early Data Transmission (EDT) is included within the standard. In this work we propose and describe ...

The advent of the Internet of Things (IoT) is boosting the proliferation of sensors and smart devices in industry and daily life. Continuous monitoring IoT systems are also finding application in agriculture, particularly in the realm of smart farming. ...

Low power (LP) FPGAs are increasingly used in small embedded systems and sensors as processing units or accelerators. To bring the energy efficiency of these FPGAs to a new level, this paper propagates the utilization of undervolting.

First, the ...

Batteryless, energy-harvesting sensing devices offer considerable advantages for large-scale, long-term applications since they substantially reduce the maintenance efforts of the underlying equipment. However, the stringent energy budget of such ...

In the ever-growing Internet of Things (IoT) landscape, smart power management algorithms combined with energy harvesting solutions are crucial to obtain self-sustainability. This paper presents an energy-aware adaptive sampling rate algorithm designed ...

The feasibility of energy harvesting as a viable alternative for powering low-energy electronics has been demonstrated through advancements in transduction mechanisms. Energy harvesters incorporating counterweights have gained attention in rotational ...

IoT systems can operate efficiently in scenarios with limited or sporadic power availability by utilizing intermittent power sources, such as energy harvesting. Typical implementations are based on fixed-size super-capacitors as energy storage. However, ...