Publications de Catherine Dehollain

Publications associées (139)

A Self-Powered and Battery-Free Vibrational Energy to Time Converter for Wireless Vibration Monitoring

Wireless sensor nodes (WSNs) are the fundamental part of an Internet of Things (IoT) system for detecting and transmitting data to a master node for processing. Several research studies reveal that one of the disadvantages of conventional, battery-powered ...

MDPI2021

Highly Tunable Band-Stop Filters Based on AIN RF MEM Capacitive Switches with Inductive Arms and Zipping Capacitive Coupling

Mihai Adrian Ionescu, Catherine Dehollain, Montserrat Fernandez-Bolanos Badia

This paper presents wideband tunable band-stop filters working in the Ku to Ka-band frequencies based on a miniature single-MEM device combining a central capacitive MEM switch with AlN dielectric and inductive suspension arms. An outstanding 55% tuning ra ...

IEEE2009

An Implantable Wireless System for Remote Hemodynamic Monitoring of Heart Failure Patients

Marco Mattavelli, Catherine Dehollain, Diego Ruben Barrettino, Kerim Türe, Mustafa Besirli

This article presents an implantable wireless system for remote hemodynamic monitoring, which enables direct, continuous (24/7), and simultaneous measurement of pulmonary arterial pressure (PAP) and cross-sectional area (CSA) of the artery. The implantable ...

2023

A System for Wireless Power Transfer and Data Communication of Long-Term Bio-Monitoring

Giovanni De Micheli, Sandro Carrara, Catherine Dehollain, Camilla Baj-Rossi, Francesca Stradolini, Seyedeh Sara Ghoreishizadeh, Cristina Boero, Enver Gürhan Kilinç, Franco Maloberti, Stefano Riario

A system for wireless power transfer and data communication of implantable bio-monitoring systems is presented. The proposed solution uses a servo-controlled power transmitter moved under the animal moving space. An x-y movable magnetic coil transmits the ...

Institute of Electrical and Electronics Engineers2015

Wireless Voltage Regulation for Passive Transponders Using an IF to Communicate

Catherine Dehollain, Michel Declercq

This paper presents a novel architecture for wireless communication systems made up of a base station and a remotely powered transponder. The architecture enables the base station to perform wireless voltage regulation (WVR) of the rectifier's output volta ...

2010

An Energy-Autonomous Wireless Sensor With Simultaneous Energy Harvesting and Ambient Light Sensing

Andreas Peter Burg, Catherine Dehollain, Roberto La Rosa

Wireless sensor nodes (WSNs) are generally powered by batteries, which results in a substantial limitation to the places where the nodes can be installed, to the maximum number of deployable devices, and to the node lifetime. To meet the demand for Interne ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2021

Inductive Power Link for a Wireless Cortical Implant With Two-Body Packaging

Catherine Dehollain, Michel Declercq, Kanber Mithat Silay

This paper presents an inductive power link for remote powering of a wireless cortical implant. The link includes a Class-E power amplifier, a gate driver, an inductive link, and an integrated rectifier. The coils of the inductive link are designed and opt ...

Institute of Electrical and Electronics Engineers2011

A High Dynamic Range Envelop Detector for Heterodyne Receiver Architecture

Andreas Peter Burg, Catherine Dehollain

Energy detection (ED) has been of interest for various applications ranging from very low frequency biomedical signal read-out to high frequency wireless communication. The analog implementation of the ED requires circuits with a non-linear transfer charac ...

Ieee-Inst Electrical Electronics Engineers Inc2024

Remotely powered PPM demodulator by inductive coupling for rodent applications

Catherine Dehollain, Enver Gürhan Kilinç, Franco Maloberti, Kerim Türe

A low-power pulse position modulation (PPM) demodulator has been developed for remotely powered batteryless implantable devices. The required power for the implantable device is provided by the magnetic coupling with the external array of powering of coils ...

Springer Verlag2016

Modeling of a capacitive sensor dedicated to drug injection

Catherine Dehollain

to follow up patients who inject themselves insulin with injection pen is a quite complex task. Due to the repetition of injections, and the numerous influent parameter the patient can easily made an injection mistake and it is difficult for health-takers ...

IEEE2018

A Remotely Powered Implantable Biomedical System With Location Detector

Catherine Dehollain, Enver Gürhan Kilinç, Franco Maloberti

An universal remote powering and communication system is presented for the implantable medical devices. The system be interfaced with different sensors or actuators. A mobile external unit controls the operation of the implantable chip and reads the sensor ...

Ieee-Inst Electrical Electronics Engineers Inc2015

Advanced Monitoring Systems Based on Battery-Less Asset Tracking Modules Energized through RF Wireless Power Transfer

Catherine Dehollain, Roberto La Rosa

Asset tracking involving accurate location and transportation data is highly suited to wireless sensor networks (WSNs) featuring battery-less nodes that can be deployed in virtually any environment and require little or no maintenance. In response to the g ...

2020

A Battery-Free Wireless Smart Sensor platform with Bluetooth Low Energy Connectivity for Smart Agriculture

Catherine Dehollain, Roberto La Rosa

Smart agriculture systems, which integrate sensors and data analysis into agricultural production processes, are increasingly proving an effective solution for reducing food production waste, yield production increase, and product quality improvement. In t ...

IEEE2022

A remotely powered fully integrated low power class-E power amplifier for implantable sensor systems

Catherine Dehollain, Enver Gürhan Kilinç, Kerim Türe

This paper presents a fully integrated low power class-E power amplifier and its integration to remotely powered sensor system. The on-chip 1.2 GHz power amplifier is implemented in 0.18 A mu m CMOS process with 0.2 V supply. The implantable system is powe ...

Springer2016

An offset-enhanced active rectifier with delay compensated active diodes for wirelessly powered biomedical implants

Alexandre Schmid, Catherine Dehollain, Mohammad Javad Karimi

This letter presents the design of a 13.56 MHz offset-enhanced full-wave active rectifier, tailored for wirelessly powered biomedical implants. The design incorporates digitally assisted, delay-compensated active diodes and symmetrical bulk biasing in the ...

2024

Modeling Dielectric Constant Variability in Aggregate Polymers from CV Measurements

Marco Mattavelli, Jean-Michel Sallese, Catherine Dehollain, Diego Ruben Barrettino, Rosane Moura Dos Santos Barrettino

Recently a new technique based on capacitive sensing has been developed and used to estimate the amount of moisture in polymers by means of the deviation of the dielectric constant. This technique is expected to be used for in-line monitoring of aggregate ...

IEEE2019

A multi-band PLL based tuning circuitry for the super-regenerative IR-UWB receiver system

Catherine Dehollain, Michel Declercq

The impulse radio-ultra wide band (IR-UWB) signalling format has been an attractive mode for wireless communication in wireless sensor node system. The super-regenerative principle can be used for impulse reception for its inherent advantages. The oscillat ...

Ieee Service Center, 445 Hoes Lane, Po Box 1331, Piscataway, Nj 08855-1331 Usa2009

Fabrication and electrical characterization of high performance copper/polyimide inductors

Mihai Adrian Ionescu, Catherine Dehollain, Didier Bouvet, Cyrille Hibert

This paper presents fabrication and RF characterization results of spiral inductors fabricated using a developed damascene-like thick-copper / polyimide process module. This module has low thermal budget and is compatible with current IC interconnect archi ...

2005

Fabrication and Packaging of a Fully Implantable Biosensor Array

Giovanni De Micheli, Sandro Carrara, Catherine Dehollain, Camilla Baj-Rossi, Seyedeh Sara Ghoreishizadeh, Enver Gürhan Kilinç

In this work, we showed the realization of a fully- implantable device that integrates a microfabricated sensing platform, a coil for power and data transmission and integrated circuits. We described a device intended to test the biocompati- bility of the ...

2013

Improvement of power efficiency of inductive links for implantable devices

Catherine Dehollain, Michel Declercq, Kanber Mithat Silay

This paper presents the analysis of inductive links for remote powering of implantable devices and a method to improve the power link efficiency by modifying the geometrical parameters of planar spiral inductors. The analysis of the inductive links include ...

2008