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Edoardo Charbon

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Related publications (443)

Jailbreak Imagers: Transforming a Single-Photon Image Sensor into a True Random Number Generator

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Francesco Regazzoni

2013

SPADnet: A Fully Digital, Networked Approach to MRI Compatible PET Systems Based on Deep-Submicron CMOS Technology

Claudio Bruschini, Edoardo Charbon

2013

3D near-infrared imaging based on a single-photon avalanche diode array sensor: A new perspective on reconstruction algorithms

Edoardo Charbon, Juan Mata Pavia, Bastien Wolf

Recently, we demonstrated the potential of single-photon i magers in diffuse optical tomography (DOT). We present the advances of a new algorithm based on optical setups using this kind of sensors. ...

2012

Optically-Clocked Instruction Set Extensions for High Efficiency Embedded Processors

Claudio Favi, Edoardo Charbon, Ties Jan Henderikus Kluter, Christian Mester

We propose a technique to localize computation in Instruction Set Extensions (ISEs) that are clocked at very high speed with respect to the processor. In order to save power, data to and from Custom Instruction Units (CIUs) is synchronized via an optical s ...

2012

Fluorescent magnetic bead and cell differentiation/counting using a CMOS SPAD matrix

Martinus Gijs, Caroline Vandevyver, Edoardo Charbon, Ulrike Lehmann, Emile Dupont

We present a monolithic silicon chip comprising a matrix of 84 single photon avalanche diodes (SPADs) to detect and discriminate fluorescent beads or fluorescently labeled single cells in a polydimethyl(-siloxane) (PDMS) cartridge that is positioned on top ...

Elsevier2012

Sensor Network Architecture for a Fully Digital and Scalable SPAD based PET System

Claudio Bruschini, Edoardo Charbon

Digital SiPMs in the recent past have emerged as a viable low cost alternative to PMTs providing higher granularity and MRI compatibility. The rich dataset generated by digital SiPM sensors have posed a challenge, especially at the system level when a mult ...

2012

A Time-Resolved, Low-Noise Single-Photon Image Sensor Fabricated in Deep-Submicron CMOS Technology

Marek Gersbach, Edoardo Charbon, Matthew Fishburn, John Richard Walker

We report on the design and characterization of a novel time-resolved image sensor fabricated in a 130 nm CMOS process. Each pixel within the 32x32 pixel array contains a low-noise single-photon detector and a high-precision time-to-digital converter (TDC) ...

2012

3D near-infrared imaging based on a single-photon avalanche diode array sensor

Edoardo Charbon, Juan Mata Pavia, Martin Wolf

Near-infrared light can be used to determine the optical properties (absorption and scattering) of human tissue. Optical tomography uses this principle to image the internal structure of parts of the body by measuring the light that is scattered in the tis ...

2012

Sensor arrangement and method for water quality monitoring

Edoardo Charbon

A sensor arrangement (1) and a method for the permanent remote monitoring of water quality in a water supply line (2) is disclosed. The sensor arrangement (1) comprises a number of sensors (3) for the detection of different attributes of water quality and ...

2011

A Handheld Probe for beta(+)-Emitting Radiotracer Detection in Surgery, Biopsy and Medical Diagnostics based on Silicon Photomultipliers

Claudio Bruschini, Edoardo Charbon, Christian Mester

We present a new, handheld probe for radiotracer detection in vivo and inside operating theatres, where PET scanners cannot be used for radioguided surgery. The device is based on scintillation detectors optically coupled to Silicon Photomultipliers (SiPMs ...

Ieee2011

3D Near-infrared Imaging based on a Single-photon Avalanche Diode Array Sensor

Claudio Favi, Cristiano Niclass, Edoardo Charbon, Juan Mata Pavia, Matthias Wolf

A new imager for 3D near-infrared imaging has been designed based on a single-photon avalanche diode (SPAD) imager with 128x128 pixels capable of performing time-resolved measurements with a resolution of 97ps. The imager linearity has been improved to mak ...

2011

Hybrid Small Animal Imaging System Combining Magnetic Resonance Imaging with Fluorescence Tomography Using Single Photon Avalanche Diode Detectors

Edoardo Charbon, Lucio Carrara, Christof Baltes, Markus Rudin

The high sensitivity of fluorescence imaging enables the detection of molecular processes in living organisms. However, diffuse light propagation in tissue prevents accurate recovery of tomographic information on fluorophore distribution for structures emb ...

Institute of Electrical and Electronics Engineers2011

Image sensor having nonlinear response

Martin Vetterli, Luciano Sbaiz, Sabine Süsstrunk, Edoardo Charbon

In previously known imaging devices as in still and motion cameras, for example, image sensor signal response typically is linear as a function of intensity of incident light. Desirably, however, akin to the response of the human eye, response is sought to ...

2011

A Disdrometer based on Ultra-Fast SPAD Cameras

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Alexis Berne, Alain Berthoud

We present a new environmental application of SPAD imagers, namely the continuous and real-time measurement of size and shapes of hydrometeors. Details of the set-up and results obtained with a first 32x32 pixel prototype based on the RADHARD2 chip [1] are ...

2011

A Disdrometer based on ultra-fast SPAD Cameras

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Alexis Berne, Alain Berthoud

We present a new environmental application of SPAD imagers, the continuous measurement of size and shapes of hydrometeors. A first 32×32 pixel prototype allows real-time operation at very low light levels, 6000 fps and 1:100 average data reduction. ...

OSA2011

Hybrid polymer microlens arrays with high numerical apertures fabricated using simple ink-jet printing technique

Vahid Fakhfouri, Dmitri Boiko, Jürgen Brugger, Edoardo Charbon, Nils Benedict Brauer, Joo Yeon Kim

Microlens arrays fabricated by a direct ink-jet printing of UV-curable hybrid polymer are reported. A periodic pattern of polymer drops was ink-jet printed on the surface-treated glass substrate and cured in the UV-light. Using this simple technique, we de ...

2011

A Handheld beta(+) Probe for Intra-Operative Detection of Radiotracers

Claudio Bruschini, Edoardo Charbon, Christian Mester

A handheld probe for direct positron detection based on scintillators coupled to silicon photomultipliers (SiPMs) is presented in this paper. The battery-powered system is optimised for intra-operative use. It is fully sterilisable and wirelessly connected ...

Ieee Service Center, 445 Hoes Lane, Po Box 1331, Piscataway, Nj 08855-1331 Usa2011

3D Near-Infrared Imaging Based on a Single-Photon Avalanche Diode Array Sensor

Edoardo Charbon, Juan Mata Pavia, Matthias Wolf

An imager for optical tomography was designed based on a detector with 128x128 single-photon pixels that included a bank of 32 time-to-digital converters. Due to the high spatial resolution and the possibility of performing time resolved measurements, a ne ...

2011

Fast Single-Photon Avalanche Diode Arrays for Laser Raman Spectroscopy

Edoardo Charbon

We incorporate newly developed solid-state detector technology into time-resolved laser Raman spectroscopy, demonstrating the ability to distinguish spectra from Raman and fluorescence processes. As a proof of concept, we show fluorescence rejection on hig ...

Optical Society of America2011

A Compact Probe for Beta+Emitting Radiotracer Detection in Suregery, Biopsy, and Medical Diagnostics based on Silicon Photomultipliers

Claudio Bruschini, Marco Matter, Edoardo Charbon, Christian Mester

We present a new probe for radiotracer detection in vivo. The device is based on silicon photomultipliers coupled with a scintillator and wirelessly compensated for supply voltage and temperature variations. The probe is positron sensitive. ...

2011

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