Experimental characterization of the TOFPET2 ASIC

R Bugalho, A Di Francesco, L Ferramacho… - Journal of …, 2019 - iopscience.iop.org
We present the experimental characterization of the TOFPET2, a readout and digitization
ASIC for radiation detectors using Silicon Photomultipliers. The circuit is designed in CMOS …

TOFPET 2: A high-performance circuit for PET time-of-flight

A Di Francesco, R Bugalho, L Oliveira, A Rivetti… - Nuclear Instruments and …, 2016 - Elsevier
We present a readout and digitization ASIC featuring low-noise and low-power for time-of
flight (TOF) applications using SiPMs. The circuit is designed in standard CMOS 110 nm …

Experimental results with TOFPET2 ASIC for time-of-flight applications

R Bugalho, A Di Francesco, L Ferramacho… - Nuclear Instruments and …, 2018 - Elsevier
We present the experimental results obtained with TOFPET2, a readout and digitization ASIC
for radiation detectors using Silicon Photomultipliers. The circuit is designed in CMOS 110 …

Development of high-resolution detector module with depth of interaction identification for positron emission tomography

…, G Stringhini, E Auffray, R Bugalho… - Nuclear Instruments and …, 2017 - Elsevier
We have developed a Time-of-flight high resolution and commercially viable detector
module for the application in small PET scanners. A new approach to depth of interaction (DOI) …

A 64-channel ASIC for TOFPET applications

MD Rolo, R Bugalho, F Gonçalves… - 2012 Ieee nuclear …, 2012 - ieeexplore.ieee.org
A 64-channel ASIC for TOF PET imaging is presented. The circuit provides time and energy
measurements of events produced by a SiPM coupled to a L(Y)SO fast scintillator. This ASIC …

Experimental characterization of the 192 channel Clear-PEM frontend ASIC coupled to a multi-pixel APD readout of LYSO: Ce crystals

E Albuquerque, V Bexiga, R Bugalho, B Carriço… - Nuclear Instruments and …, 2009 - Elsevier
In the framework of the Clear-PEM project for the construction of a high-resolution scanner
for breast cancer imaging, a very compact and dense frontend electronics system has been …

List-mode maximum-likelihood reconstruction for the ClearPEM system

L Cao, R Bugalho, N Matela, M Martins… - 2011 IEEE Nuclear …, 2011 - ieeexplore.ieee.org
A dedicated implementation of list-mode maximum-likelihood expectation-maximization (MLEM)
reconstruction for the ClearPEM system is presented. The system is composed of two …

EndoTOFPET-US data acquisition system

R Bugalho, C Gaston, MD Rolo, JC Silva… - Journal of …, 2013 - iopscience.iop.org
The EndoTOFPET-US system is a multi-modal imaging system, combining Time of Flight PET
(200 ps time resolution) and Ultra-Sound into an endoscopic probe. The PET component …

Asymmetric data acquisition system for an endoscopic PET-US detector

C Zorraquino, R Bugalho, M Rolo… - … on Nuclear Science, 2016 - ieeexplore.ieee.org
According to current prognosis studies of pancreatic cancer, survival rate nowadays is still
as low as 6% mainly due to late detections. Taking into account the location of the disease …

Design and performance of an ASIC for TOF applications

R Bugalho, MDD Rolo, C Zorraquino… - 2013 IEEE Nuclear …, 2013 - ieeexplore.ieee.org
A low power SiPM readout ASIC for Time of Flight applications, integrating signal conditioning
and discrimination circuitry and high-performance TDCs for each of 64 independent …