Home

Person

Ivan Michel Antolovic

About
Privacy
Disclaimer

Graph Chatbot

Related publications (33)

Single-photon avalanche diode imagers in biophotonics: review and outlook

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Ivan Michel Antolovic, Harald Arjan Robert Homulle

Single-photon avalanche diode (SPAD) arrays are solid-state detectors that offer imaging capabilities at the level of individual photons, with unparalleled photon counting and time-resolved performance. This fascinating technology has progressed at a very ...

2019

Phasor-based widefield FLIM using a gated 512×512 single-photon SPAD imager

Claudio Bruschini, Edoardo Charbon, Ivan Michel Antolovic, Arin Can Ülkü

Single-photon avalanche diode (SPAD) imagers can perform fast time-resolved imaging in a compact form factor, by exploiting the processing capability and speed of integrated CMOS electronics. Developments in SPAD imagers have recently made them compatible ...

2019

A 512 x 512 SPAD Image Sensor With Integrated Gating for Widefield FLIM

Claudio Bruschini, Edoardo Charbon, Ivan Michel Antolovic, Arin Can Ülkü

In this paper, we report on SwissSPAD2, an image sensor with 512 x 512 photon-counting pixels, each comprising a single-photon avalanche diode (SPAD), a 1-b memory, and a gating mechanism capable of turning the SPAD ON and OFF, with a skew of 250 and 344 p ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2019

Monolithic SPAD Arrays for High-Performance, Time-Resolved Single-Photon Imaging

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Scott Anthony Lindner, Ivan Michel Antolovic, Chunmin Zhang, Martin Wolf, Arin Can Ülkü

SPAD (single-photon avalanche diode) arrays are single-photon sensors, which enable photon counting and unparalleled time-resolved imaging. In this paper, we will detail the architecture and characteristics of three representative SPAD arrays, implemented ...

IEEE2018

A Novel 32 x 32, 224 Mevents/s Time Resolved SPAD Image Sensor for Near-Infrared Optical Tomography

Edoardo Charbon, Juan Mata Pavia, Scott Anthony Lindner, Jingjing Jiang, Ivan Michel Antolovic, Chunmin Zhang, Martin Wolf

To increase the spatial resolution of near-infrared optical tomography, we successfully designed and tested a 32×32 time-resolved SPAD image sensor with unprecedented sensitivity in the near-infrared and fast image acquisition speed. ...

2018

A CMOS SPAD Imager with Collision Detection and 128 Dynamically Reallocating TDCs for Single-Photon Counting and 3D Time-of-Flight Imaging

Edoardo Charbon, Scott Anthony Lindner, Ivan Michel Antolovic, Chunmin Zhang, Martin Wolf

Per-pixel time-to-digital converter (TDC) architectures have been exploited by single-photon avalanche diode (SPAD) sensors to achieve high photon throughput, but at the expense of fill factor, pixel pitch and readout efficiency. In contrast, TDC sharing a ...

2018

Dynamic range extension for photon counting arrays

Claudio Bruschini, Edoardo Charbon, Ivan Michel Antolovic

Confocal microscopes use photomultiplier tubes and hybrid detectors due to their large dynamic range, which typically exceeds the one of single-photon avalanche diodes (SPADs). The latter, due to their photon counting operation, are usually limited to an o ...

2018

Fluorescence lifetime imaging using a single photon avalanche diode array sensor

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Ivan Michel Antolovic

Single photon detectors allows us work with the weakest fluorescence signals. Single photon arrays, combined with ps-controlled gating allow us to create image maps of fluorescence lifetimes, which can be used for in-vivo discrimination of tissue activity. ...

2017

Imaging free and bound NADH towards cancer tissue detection using FLIM system based on SPAD array

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Ivan Michel Antolovic

Summary form only given. Single photon detectors allow us to work with the weakest signals such as auto-fluorescent biological sources. In combination with time gated operation mode, an array of detectors can be used as Fluorescence Lifetime Imaging system ...

2017

SPAD imagers for super resolution localization microscopy enable analysis of fast fluorophore blinking

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Ivan Michel Antolovic

sCMOS imagers are currently utilized (replacing EMCCD imagers) to increase the acquisition speed in super resolution localization microscopy. Single-photon avalanche diode (SPAD) imagers feature frame rates per bit depth comparable to or higher than sCMOS ...

Nature Research2017

Analyzing blinking effects in super resolution localization microscopy with single-photon SPAD imagers

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Ivan Michel Antolovic

For many scientific applications, electron multiplying charge coupled devices (EMCCDs) have been the sensor of choice because of their high quantum efficiency and built-in electron amplification. Lately, many researchers introduced scientific complementary ...

Spie-Int Soc Optical Engineering2016

Nonuniformity Analysis of a 65-kpixel CMOS SPAD Imager

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Ivan Michel Antolovic

While CMOS single-photon avalanche diode (SPAD) technology has steadily advanced, improving noise, timing resolution, and sensitivity, spatial resolution has been increasing as well. The increase in the number of pixels has made a comprehensive analysis of ...

IEEE-Inst Electrical Electronics Engineers Inc2016

Photon-Counting Arrays for Time-Resolved Imaging

Claudio Bruschini, Edoardo Charbon, Samuel Burri, Ivan Michel Antolovic

The paper presents a camera comprising 512 x 128 pixels capable of single-photon detection and gating with a maximum frame rate of 156 kfps. The photon capture is performed through a gated single-photon avalanche diode that generates a digital pulse upon p ...

MDPI2016

Page 2 of 2