Survey of decentralized solutions with mobile devices for user location tracking, proximity detection, and contact tracing in the COVID-19 era

V Shubina, S Holcer, M Gould, ES Lohan - Data, 2020 - mdpi.com
Some of the recent developments in data science for worldwide disease control have
involved research of large-scale feasibility and usefulness of digital contact tracing, user …

{SlimWiFi}:{Ultra-Low-Power}{IoT} Radio Architecture Enabled by Asymmetric Communication

R Zhao, K Wang, K Zheng, X Zhang… - 20th USENIX Symposium …, 2023 - usenix.org
To communicate with existing wireless infrastructures such as Wi-Fi, an Internet of Things
(IoT) radio device needs to adopt a compatible PHY layer which entails sophisticated …

Bluetooth Communication Leveraging Ultra-Low Power Radio Design

O Abdelatty, X Chen, A Alghaihab… - Journal of Sensor and …, 2021 - mdpi.com
Energy-efficient wireless connectivity plays an important role in scaling both battery-less and
battery-powered Internet-of-Things (IoT) devices. The power consumption in these devices …

PLL fractional spur's impact on FSK spectrum and a synthesizable ADPLL for a bluetooth transmitter

K Kwon, OAB Abdelatty… - IEEE Journal of Solid …, 2023 - ieeexplore.ieee.org
In this work, we present an open-source fully-synthesizable fractional-N all-digital phase-
locked loop (ADPLL) designed for a Bluetooth low-energy (BLE) transmitter (TX) along with …

Building a Smart Hydroponic Farming with Aquaculture using IoT and Big data

CG Tamana, TN Ravishankar… - Int. J. of Aquatic …, 2021 - journal-aquaticscience.com
Recent era, agriculture is the inevitable process of all the countries in the world to improve
their livelihood and economy of their society. The agricultural process is done by various …

RFIC Reuse Techniques to Enable Ultra-Low-Power IoT: A Tutorial

K Xu, X Kong, RB Staszewski - IEEE Transactions on Circuits …, 2023 - ieeexplore.ieee.org
Energy-efficient and cost-effective wireless connectivity is of paramount importance for
Internet-of-Things (IoT) applications and has inspired a lot of research interests lately. Reuse …

A 2 nJ/bit, 2.3% FSK error fully integrated sub-2.4 GHz transmitter with duty-cycle controlled PA for medical band

H Huang, X Liu, Z Tang, W Song… - … on Circuits and …, 2022 - ieeexplore.ieee.org
This paper proposed a fully integrated MBAN (2360–2400 MHz) continuous phase
modulated transmitter (TX) with tunable less than 0dBm output power for medical band. A …

A novel piezoelectric energy harvester for earcanal dynamic motion exploitation using a bistable resonator cycled by coupled hydraulic valves made of collapsed …

T Avetissian, F Formosa, A Badel, A Delnavaz, J Voix - Micromachines, 2024 - mdpi.com
Scavenging energy from the earcanal's dynamic motion during jaw movements may be a
practical way to enhance the battery autonomy of hearing aids. The main challenge is …

Building a fish–vegetable coexistence system based on a wireless sensor network

SJ Hsiao, WT Sung - IEEE Access, 2020 - ieeexplore.ieee.org
The foremost purpose of this study is to use wireless sensor network (WSN) technology to
build an intelligent fish-vegetable coexistence system. As a traditional fish-vegetable …

Impact of forward body-biasing on ultra-low voltage switched-capacitor RF power amplifier in 28 nm FD-SOI

G Tochou, A Cathelin, A Frappé… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The Switched-Capacitor Power Amplifier (SCPA) has become a key enabler for modern
wireless communication because of its high efficiency, high linearity, and high integrability …