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Pierre-André Farine

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Publications associées (121)

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Monitoring and troubleshooting wireless sensor nodes by measuring the supply current waveform

Pierre-André Farine, Alexis Boegli, Mitko Tanevski

A troubleshooting method for debugging wireless sensor nodes using measurements of the supply current waveform and logic outputs is presented. The troubleshooting and debugging technique uses the supply current waveform in conjunction with the measurement ...

Elsevier Ltd.2010

Soil Moisture & Snow Properties Determination with GNSS in Alpine Environments: Challenges, Status, and Perspectives

Pierre-André Farine, Jan Skaloud, Cyril Botteron, Steven Vincent Weijs, Jérôme Leclère

Moisture content in the soil and snow in the alpine environment is an important factor, not only for environmentally oriented research, but also for decision making in agriculture and hazard management. Current observation techniques quantifying soil moist ...

2013

A low power, low chip area decimation filter for Σ - Δ modulator for flywheel MEMS gyro realized in the CMOS 180 nm technology

Pierre-André Farine, Rafal Tomasz Dlugosz, Steve Tanner, Patrick Stadelmann

The paper presents a low power and low chip area decimation filter for a 15-bits Σ-Δ analog-to-digital converter (ADC) designed for a flywheel MEMS gyroscope. In contrary to typical solutions, in which decimation is performed after each filtering stage, in ...

IEEE2012

Real-Time GNSS Software Receiver: Challenges, Status and Perspectives

Pierre-André Farine, Cyril Botteron

Challenges and current status of algorithms of code and carrier generation and baseband processing, including single-instruction multiptle-data (SIMD) operations and bit-wise processing. ...

2009

Rotation, Scale and Translation invariant image retrieval method based on Circular Segmentation and Color Density

Pierre-André Farine, Sara Grassi Pauletti, Pradyumna Ayyalasomayajula

We propose a fast and efficient method for Content Based Image Retrieval (CBIR) which uses color densities within concentric circular zones of the image, encompassing edge-pixels. This method is invariant to Rotation, Scale and Translation (RST). Small-siz ...

IEEE2011

Design of an Integrated Thermoelectric Generator Power Converter for Ultra-Low Power and Low Voltage Body Energy Harvesters aimed at EEG/ECG Active Electrodes

Pierre-André Farine, Alexis Boegli, Christian Robert, Milad Ataei Ashtiani

This paper describes a design procedure for an efficient body thermal energy harvesting integrated power converter. This procedure is based on loss examination for a self-powered medical device. All optimum system parameters are calculated respecting the t ...

Iop Publishing Ltd2014

A Versatile 1.4-mW 6-bits CMOS ADC for Pulse-Based UWB Communication Systems

Pierre-André Farine, Cyril Botteron, Christian Robert, Saeed Ghamari

An Analog to Digital Converter (ADC) using the low duty-cycle nature of pulse-based Ultra Wide-Band (UWB) communications to reduce its power consumption is proposed. Implemented in CMOS 180 nm technology, it can capture a 5 ns window at 4 GS/s each 100 ns, ...

2014

GPS-based orbital filter to reach the moon

Pierre-André Farine, Cyril Botteron, Vincenzo Capuano

Nowadays, global navigation satellite systems (GNSSs) are used for many new applications that go further than the original goal of providing position, velocity and timing for land, maritime and air applications. In particular, GNSS receivers have been adop ...

2015

Implementation and Optimization of a Galileo E1 Two-Step Tracking Algorithm using Data/Pilot Combining and Extended Integration Time

Pierre-André Farine, Cyril Botteron, Aleksandar Jovanovic, Youssef Tawk

This paper brings additional light on the previously proposed two-step tracking algorithm for E1 CBOC tracking. More specifically, assessment of the different DLL and PLL tracking loop architectures are analyzed, taking into consideration coherent and non- ...

Inst Navigation2011

Comparison Framework of FPGA-based GNSS Signals Acquisition Architectures

Pierre-André Farine, Cyril Botteron, Jérôme Leclère

The acquisition of Global Navigation Satellite Systems signals using Code Division Multiple Access can be performed through classical correlation or using a Fourier transform. These methods are well known but what is missing is a comparison of their perfor ...

Institute of Electrical and Electronics Engineers2013

MEMS Inertial Motion Sensing Watch for Measuring Walking and Running Activities

Flavien Bardyn, Kamiar Aminian, Pierre-André Farine, Benedikt Fasel, Sara Grassi Pauletti, Martin Savary

This paper describes the development of a sport watch, as well as the software and hardware required to design an integrated solution for getting feedback during and after walking and running activities. The developed system is autonomous, so that neither ...

Ieee2016

A Novel 1V, 24μW, ∑∆ Modulator Using Amplifier & Comparator Based Switched Capacitor Technique, with 10-kHz Bandwidth and 64dB SNDR

Pierre-André Farine, Steve Tanner, Shafqat Ali

A new technique, Amplifier and Comparator Based Switched Capacitor (ACBSC) for low voltage switched cap circuits, is presented. ACBSC combines the recently introduced CBSC (comparator based switched capacitor circuit) with an amplifier. The current sources ...

2010

A Programmable Receiver for Communication Systems and Its Application to Impulse Radio

Pierre-André Farine, Cyril Botteron

The design of a programmable receiver for an ultra wideband (UWB) communication is presented. The receiver is using a fast analog to digital converter (ADC) and a field programmable gate array (FPGA) allowing a rapid performance evaluation for various syst ...

Hindawi Publishing Corporation2009

Universal-SBAS: A worldwide multimodal standard

Pierre-André Farine, Cyril Botteron, Aleksandar Jovanovic, Youssef Tawk

This paper describes a generalisation of the aeronautical GNSS Space Based Augmentation System (SBAS) air interface, in a true worldwide multimodal standard named Universal S-BAS. Examples of usages of this multifrequency future standard are presented in t ...

2010

Standalone GPS L1 C/A Receiver for Lunar Missions

Pierre-André Farine, Cyril Botteron, Jérôme Leclère, Vincenzo Capuano, Paul David Blunt, Jia Tian, Yanguang Wang

Global Navigation Satellite Systems (GNSSs) were originally introduced to provide positioning and timing services for terrestrial Earth users. However, space users increasingly rely on GNSS for spacecraft navigation and other science applications at severa ...

Mdpi Ag2016

Normalized GNSS Interference Pattern Technique for Altimetry

Pierre-André Farine, Cyril Botteron, Jérôme Leclère, Miguel Angel Ribot Sanfelix

It is well known that reflected signals from Global Navigation Satellite Systems (GNSS) can be used for altimetry applications, such as monitoring of water levels and determining snow height. Due to the interference of these reflected signals and the motio ...

Mdpi Ag2014

Power efficient asynchronous multiplexer for X-ray sensors in medical imaging analog front-end electronics

Pierre-André Farine, Rafal Tomasz Dlugosz

This paper presents a new power efficient asynchronous multiplexer(MUX) for application in analog front-endelectronics(AFE) used in X-ray medical imaging systems. Contrary to typica lsynchronous MUXes that have to be controlled by a clock, this circuit fea ...

Elsevier2011

Ad-Hoc Wireless Sensor Networks For Exploration Of Solar-System Bodies

Mihai Adrian Ionescu, Herbert Shea, Pierre-André Farine, Cyril Botteron

In this work, we evaluate the exploration of the Solar system by ad-hoc wireless sensor networks (WSN), i.e. networks where all nodes (either moving or stationary) can both provide and relay data. The two aspects of self-organization and localization are t ...

Elsevier2009

Implementation of an image recognition algorithm on the DM6446 DaVinci Processor

Pierre-André Farine, Sara Grassi Pauletti, Pradyumna Ayyalasomayajula

We are developing an Alternative and Augmentative Communication (AAC) portable device called PictoBar which is used in speech rehabilitation therapy. PictoBar recognizes barcodes and images, such as pictograms and pictures. Then it plays a sound message as ...

2010

Soft triboelectric band for sensing of and energy scavenging from body motion

Danick Briand, Pierre-André Farine, Rubaiyet Iftekharul Haque

2017